diff --git a/.codespellrc b/.codespellrc index a3f0cd501..ec1f02408 100644 --- a/.codespellrc +++ b/.codespellrc @@ -1,6 +1,6 @@ [codespell] # Ref: https://github.com/codespell-project/codespell#using-a-config-file -skip = .git*,vendor,*-lock.yaml,*.lock,.codespellrc,*test.ts,*.jsonl,frame*.txt,*.snap,*.snap.new +skip = .git*,vendor,*-lock.yaml,*.lock,.codespellrc,*test.ts,*.jsonl,frame*.txt,*.snap,*.snap.new,*meriyah.umd.min.js check-hidden = true ignore-regex = ^\s*"image/\S+": ".*|\b(afterAll)\b ignore-words-list = ratatui,ser,iTerm,iterm2,iterm diff --git a/NOTICE b/NOTICE index 2805899d5..2a64a45aa 100644 --- a/NOTICE +++ b/NOTICE @@ -4,3 +4,6 @@ Copyright 2025 OpenAI This project includes code derived from [Ratatui](https://github.com/ratatui/ratatui), licensed under the MIT license. Copyright (c) 2016-2022 Florian Dehau Copyright (c) 2023-2025 The Ratatui Developers + +This project includes Meriyah parser assets from [meriyah](https://github.com/meriyah/meriyah), licensed under the ISC license. +Copyright (c) 2019 and later, KFlash and others. diff --git a/codex-rs/BUILD.bazel b/codex-rs/BUILD.bazel index 8b1378917..47324dbdc 100644 --- a/codex-rs/BUILD.bazel +++ b/codex-rs/BUILD.bazel @@ -1 +1,3 @@ - +exports_files([ + "node-version.txt", +]) diff --git a/codex-rs/core/BUILD.bazel b/codex-rs/core/BUILD.bazel index 2ef299c5c..5269148bc 100644 --- a/codex-rs/core/BUILD.bazel +++ b/codex-rs/core/BUILD.bazel @@ -11,7 +11,9 @@ codex_rust_crate( "Cargo.toml", ], allow_empty = True, - ), + ) + [ + "//codex-rs:node-version.txt", + ], integration_compile_data_extra = [ "//codex-rs/apply-patch:apply_patch_tool_instructions.md", "models.json", diff --git a/codex-rs/core/config.schema.json b/codex-rs/core/config.schema.json index ff5cbcdf7..5fb67c22b 100644 --- a/codex-rs/core/config.schema.json +++ b/codex-rs/core/config.schema.json @@ -221,6 +221,9 @@ "include_apply_patch_tool": { "type": "boolean" }, + "js_repl": { + "type": "boolean" + }, "memory_tool": { "type": "boolean" }, @@ -290,6 +293,9 @@ "include_apply_patch_tool": { "type": "boolean" }, + "js_repl_node_path": { + "$ref": "#/definitions/AbsolutePathBuf" + }, "model": { "type": "string" }, @@ -1299,6 +1305,9 @@ "include_apply_patch_tool": { "type": "boolean" }, + "js_repl": { + "type": "boolean" + }, "memory_tool": { "type": "boolean" }, @@ -1421,6 +1430,14 @@ "description": "System instructions.", "type": "string" }, + "js_repl_node_path": { + "allOf": [ + { + "$ref": "#/definitions/AbsolutePathBuf" + } + ], + "description": "Optional absolute path to the Node runtime used by `js_repl`." + }, "log_dir": { "allOf": [ { diff --git a/codex-rs/core/src/codex.rs b/codex-rs/core/src/codex.rs index 2b9b04e2e..4a6c8cff1 100644 --- a/codex-rs/core/src/codex.rs +++ b/codex-rs/core/src/codex.rs @@ -220,6 +220,7 @@ use crate::tasks::SessionTask; use crate::tasks::SessionTaskContext; use crate::tools::ToolRouter; use crate::tools::context::SharedTurnDiffTracker; +use crate::tools::js_repl::JsReplHandle; use crate::tools::parallel::ToolCallRuntime; use crate::tools::sandboxing::ApprovalStore; use crate::tools::spec::ToolsConfig; @@ -510,6 +511,7 @@ pub(crate) struct Session { pending_mcp_server_refresh_config: Mutex>, pub(crate) active_turn: Mutex>, pub(crate) services: SessionServices, + js_repl: Arc, next_internal_sub_id: AtomicU64, } @@ -549,6 +551,7 @@ pub(crate) struct TurnContext { pub(crate) codex_linux_sandbox_exe: Option, pub(crate) tool_call_gate: Arc, pub(crate) truncation_policy: TruncationPolicy, + pub(crate) js_repl: Arc, pub(crate) dynamic_tools: Vec, turn_metadata_header: OnceCell>, } @@ -809,6 +812,7 @@ impl Session { model_info: ModelInfo, network: Option, sub_id: String, + js_repl: Arc, ) -> TurnContext { let reasoning_effort = session_configuration.collaboration_mode.reasoning_effort(); let reasoning_summary = session_configuration.model_reasoning_summary; @@ -857,6 +861,7 @@ impl Session { codex_linux_sandbox_exe: per_turn_config.codex_linux_sandbox_exe.clone(), tool_call_gate: Arc::new(ReadinessFlag::new()), truncation_policy: model_info.truncation_policy.into(), + js_repl, dynamic_tools: session_configuration.dynamic_tools.clone(), turn_metadata_header: OnceCell::new(), } @@ -1123,6 +1128,10 @@ impl Session { Self::build_model_client_beta_features_header(config.as_ref()), ), }; + let js_repl = Arc::new(JsReplHandle::with_node_path( + config.js_repl_node_path.clone(), + config.codex_home.clone(), + )); let prewarm_model_info = models_manager .get_model_info(session_configuration.collaboration_mode.model(), &config) @@ -1150,6 +1159,7 @@ impl Session { pending_mcp_server_refresh_config: Mutex::new(None), active_turn: Mutex::new(None), services, + js_repl, next_internal_sub_id: AtomicU64::new(0), }); @@ -1598,6 +1608,7 @@ impl Session { .as_ref() .map(StartedNetworkProxy::proxy), sub_id, + Arc::clone(&self.js_repl), ); if let Some(final_schema) = final_output_json_schema { @@ -3766,6 +3777,7 @@ async fn spawn_review_thread( final_output_json_schema: None, codex_linux_sandbox_exe: parent_turn_context.codex_linux_sandbox_exe.clone(), tool_call_gate: Arc::new(ReadinessFlag::new()), + js_repl: Arc::clone(&sess.js_repl), dynamic_tools: parent_turn_context.dynamic_tools.clone(), truncation_policy: model_info.truncation_policy.into(), turn_metadata_header: parent_turn_context.turn_metadata_header.clone(), @@ -4253,11 +4265,13 @@ async fn run_sampling_request( let model_supports_parallel = turn_context.model_info.supports_parallel_tool_calls; + let tools = + crate::tools::spec::filter_tools_for_model(router.specs(), &turn_context.tools_config); let base_instructions = sess.get_base_instructions().await; let prompt = Prompt { input, - tools: router.specs(), + tools, parallel_tool_calls: model_supports_parallel, base_instructions, personality: turn_context.personality, @@ -5280,9 +5294,9 @@ mod tests { ]; let (session, _turn_context) = make_session_and_context().await; + let config = test_config(); for test_case in test_cases { - let config = test_config(); let model_info = model_info_for_slug(test_case.slug, &config); if test_case.expects_apply_patch_instructions { assert_eq!( @@ -6298,6 +6312,10 @@ mod tests { Session::build_model_client_beta_features_header(config.as_ref()), ), }; + let js_repl = Arc::new(JsReplHandle::with_node_path( + config.js_repl_node_path.clone(), + config.codex_home.clone(), + )); let turn_context = Session::make_turn_context( Some(Arc::clone(&auth_manager)), @@ -6308,6 +6326,7 @@ mod tests { model_info, None, "turn_id".to_string(), + Arc::clone(&js_repl), ); let session = Session { @@ -6319,6 +6338,7 @@ mod tests { pending_mcp_server_refresh_config: Mutex::new(None), active_turn: Mutex::new(None), services, + js_repl, next_internal_sub_id: AtomicU64::new(0), }; @@ -6435,6 +6455,10 @@ mod tests { Session::build_model_client_beta_features_header(config.as_ref()), ), }; + let js_repl = Arc::new(JsReplHandle::with_node_path( + config.js_repl_node_path.clone(), + config.codex_home.clone(), + )); let turn_context = Arc::new(Session::make_turn_context( Some(Arc::clone(&auth_manager)), @@ -6445,6 +6469,7 @@ mod tests { model_info, None, "turn_id".to_string(), + Arc::clone(&js_repl), )); let session = Arc::new(Session { @@ -6456,6 +6481,7 @@ mod tests { pending_mcp_server_refresh_config: Mutex::new(None), active_turn: Mutex::new(None), services, + js_repl, next_internal_sub_id: AtomicU64::new(0), }); diff --git a/codex-rs/core/src/config/mod.rs b/codex-rs/core/src/config/mod.rs index 463c1c083..075d1ae70 100644 --- a/codex-rs/core/src/config/mod.rs +++ b/codex-rs/core/src/config/mod.rs @@ -304,6 +304,9 @@ pub struct Config { /// When this program is invoked, arg0 will be set to `codex-linux-sandbox`. pub codex_linux_sandbox_exe: Option, + /// Optional absolute path to the Node runtime used by `js_repl`. + pub js_repl_node_path: Option, + /// Value to use for `reasoning.effort` when making a request using the /// Responses API. pub model_reasoning_effort: Option, @@ -939,6 +942,9 @@ pub struct ConfigToml { /// Token budget applied when storing tool/function outputs in the context manager. pub tool_output_token_limit: Option, + /// Optional absolute path to the Node runtime used by `js_repl`. + pub js_repl_node_path: Option, + /// Profile to use from the `profiles` map. pub profile: Option, @@ -1282,6 +1288,7 @@ pub struct ConfigOverrides { pub model_provider: Option, pub config_profile: Option, pub codex_linux_sandbox_exe: Option, + pub js_repl_node_path: Option, pub base_instructions: Option, pub developer_instructions: Option, pub personality: Option, @@ -1408,6 +1415,7 @@ impl Config { model_provider, config_profile: config_profile_key, codex_linux_sandbox_exe, + js_repl_node_path: js_repl_node_path_override, base_instructions, developer_instructions, personality, @@ -1641,6 +1649,9 @@ impl Config { "experimental compact prompt file", )?; let compact_prompt = compact_prompt.or(file_compact_prompt); + let js_repl_node_path = js_repl_node_path_override + .or(config_profile.js_repl_node_path.map(Into::into)) + .or(cfg.js_repl_node_path.map(Into::into)); let review_model = override_review_model.or(cfg.review_model); @@ -1757,6 +1768,7 @@ impl Config { ephemeral: ephemeral.unwrap_or_default(), file_opener: cfg.file_opener.unwrap_or(UriBasedFileOpener::VsCode), codex_linux_sandbox_exe, + js_repl_node_path, hide_agent_reasoning: cfg.hide_agent_reasoning.unwrap_or(false), show_raw_agent_reasoning: cfg @@ -4026,6 +4038,7 @@ model_verbosity = "high" ephemeral: false, file_opener: UriBasedFileOpener::VsCode, codex_linux_sandbox_exe: None, + js_repl_node_path: None, hide_agent_reasoning: false, show_raw_agent_reasoning: false, model_reasoning_effort: Some(ReasoningEffort::High), @@ -4132,6 +4145,7 @@ model_verbosity = "high" ephemeral: false, file_opener: UriBasedFileOpener::VsCode, codex_linux_sandbox_exe: None, + js_repl_node_path: None, hide_agent_reasoning: false, show_raw_agent_reasoning: false, model_reasoning_effort: None, @@ -4236,6 +4250,7 @@ model_verbosity = "high" ephemeral: false, file_opener: UriBasedFileOpener::VsCode, codex_linux_sandbox_exe: None, + js_repl_node_path: None, hide_agent_reasoning: false, show_raw_agent_reasoning: false, model_reasoning_effort: None, @@ -4326,6 +4341,7 @@ model_verbosity = "high" ephemeral: false, file_opener: UriBasedFileOpener::VsCode, codex_linux_sandbox_exe: None, + js_repl_node_path: None, hide_agent_reasoning: false, show_raw_agent_reasoning: false, model_reasoning_effort: Some(ReasoningEffort::High), diff --git a/codex-rs/core/src/config/profile.rs b/codex-rs/core/src/config/profile.rs index 5ecad5c82..ff343cbf5 100644 --- a/codex-rs/core/src/config/profile.rs +++ b/codex-rs/core/src/config/profile.rs @@ -30,6 +30,7 @@ pub struct ConfigProfile { pub chatgpt_base_url: Option, /// Optional path to a file containing model instructions. pub model_instructions_file: Option, + pub js_repl_node_path: Option, /// Deprecated: ignored. Use `model_instructions_file`. #[schemars(skip)] pub experimental_instructions_file: Option, diff --git a/codex-rs/core/src/features.rs b/codex-rs/core/src/features.rs index 56e56235c..56aa28813 100644 --- a/codex-rs/core/src/features.rs +++ b/codex-rs/core/src/features.rs @@ -78,6 +78,8 @@ pub enum Feature { ShellTool, // Experimental + /// Enable JavaScript REPL tools backed by a persistent Node kernel. + JsRepl, /// Use the single unified PTY-backed exec tool. UnifiedExec, /// Include the freeform apply_patch tool. @@ -422,6 +424,12 @@ pub const FEATURES: &[FeatureSpec] = &[ stage: Stage::Stable, default_enabled: true, }, + FeatureSpec { + id: Feature::JsRepl, + key: "js_repl", + stage: Stage::UnderDevelopment, + default_enabled: false, + }, FeatureSpec { id: Feature::WebSearchRequest, key: "web_search_request", diff --git a/codex-rs/core/src/project_doc.rs b/codex-rs/core/src/project_doc.rs index 101e900e1..5fcff4f7d 100644 --- a/codex-rs/core/src/project_doc.rs +++ b/codex-rs/core/src/project_doc.rs @@ -34,6 +34,25 @@ pub const LOCAL_PROJECT_DOC_FILENAME: &str = "AGENTS.override.md"; /// be concatenated with the following separator. const PROJECT_DOC_SEPARATOR: &str = "\n\n--- project-doc ---\n\n"; +fn render_js_repl_instructions(config: &Config) -> Option { + if !config.features.enabled(Feature::JsRepl) { + return None; + } + + let mut section = String::from("## JavaScript REPL (Node)\n"); + section.push_str("- Use `js_repl` for Node-backed JavaScript with top-level await in a persistent kernel. `codex.state` persists for the session (best effort) and is cleared by `js_repl_reset`.\n"); + section.push_str("- `js_repl` is a freeform/custom tool. Direct `js_repl` calls must send raw JavaScript tool input (optionally with first-line `// codex-js-repl: timeout_ms=15000`). Do not wrap code in JSON (for example `{\"code\":\"...\"}`), quotes, or markdown code fences.\n"); + section.push_str("- Helpers available in `js_repl`: `codex.state` and `codex.tmpDir`.\n"); + section.push_str("- Top-level bindings persist across cells. If you hit `SyntaxError: Identifier 'x' has already been declared`, reuse the binding, pick a new name, wrap in `{ ... }` for block scope, or reset the kernel with `js_repl_reset`.\n"); + section.push_str("- Top-level static import declarations (for example `import x from \"pkg\"`) are currently unsupported in `js_repl`; use dynamic imports with `await import(\"pkg\")` instead.\n"); + + section.push_str( + "- Avoid direct access to `process.stdout` / `process.stderr` / `process.stdin`; it can corrupt the JSON line protocol. Use `console.log`.", + ); + + Some(section) +} + /// Combines `Config::instructions` and `AGENTS.md` (if present) into a single /// string of instructions. pub(crate) async fn get_user_instructions( @@ -61,6 +80,13 @@ pub(crate) async fn get_user_instructions( } }; + if let Some(js_repl_section) = render_js_repl_instructions(config) { + if !output.is_empty() { + output.push_str("\n\n"); + } + output.push_str(&js_repl_section); + } + let skills_section = skills.and_then(render_skills_section); if let Some(skills_section) = skills_section { if !output.is_empty() { @@ -236,6 +262,7 @@ fn candidate_filenames<'a>(config: &'a Config) -> Vec<&'a str> { mod tests { use super::*; use crate::config::ConfigBuilder; + use crate::features::Feature; use crate::skills::load_skills; use std::fs; use std::path::PathBuf; @@ -364,6 +391,19 @@ mod tests { ); } + #[tokio::test] + async fn js_repl_instructions_are_appended_when_enabled() { + let tmp = tempfile::tempdir().expect("tempdir"); + let mut cfg = make_config(&tmp, 4096, None).await; + cfg.features.enable(Feature::JsRepl); + + let res = get_user_instructions(&cfg, None) + .await + .expect("js_repl instructions expected"); + let expected = "## JavaScript REPL (Node)\n- Use `js_repl` for Node-backed JavaScript with top-level await in a persistent kernel. `codex.state` persists for the session (best effort) and is cleared by `js_repl_reset`.\n- `js_repl` is a freeform/custom tool. Direct `js_repl` calls must send raw JavaScript tool input (optionally with first-line `// codex-js-repl: timeout_ms=15000`). Do not wrap code in JSON (for example `{\"code\":\"...\"}`), quotes, or markdown code fences.\n- Helpers available in `js_repl`: `codex.state` and `codex.tmpDir`.\n- Top-level bindings persist across cells. If you hit `SyntaxError: Identifier 'x' has already been declared`, reuse the binding, pick a new name, wrap in `{ ... }` for block scope, or reset the kernel with `js_repl_reset`.\n- Top-level static import declarations (for example `import x from \"pkg\"`) are currently unsupported in `js_repl`; use dynamic imports with `await import(\"pkg\")` instead.\n- Avoid direct access to `process.stdout` / `process.stderr` / `process.stdin`; it can corrupt the JSON line protocol. Use `console.log`."; + assert_eq!(res, expected); + } + /// When both system instructions *and* a project doc are present the two /// should be concatenated with the separator. #[tokio::test] diff --git a/codex-rs/core/src/tools/handlers/js_repl.rs b/codex-rs/core/src/tools/handlers/js_repl.rs new file mode 100644 index 000000000..b36b9380b --- /dev/null +++ b/codex-rs/core/src/tools/handlers/js_repl.rs @@ -0,0 +1,224 @@ +use async_trait::async_trait; +use serde_json::Value as JsonValue; +use std::sync::Arc; + +use crate::features::Feature; +use crate::function_tool::FunctionCallError; +use crate::tools::context::ToolInvocation; +use crate::tools::context::ToolOutput; +use crate::tools::context::ToolPayload; +use crate::tools::handlers::parse_arguments; +use crate::tools::js_repl::JS_REPL_PRAGMA_PREFIX; +use crate::tools::js_repl::JsReplArgs; +use crate::tools::registry::ToolHandler; +use crate::tools::registry::ToolKind; +use codex_protocol::models::FunctionCallOutputBody; + +pub struct JsReplHandler; +pub struct JsReplResetHandler; + +#[async_trait] +impl ToolHandler for JsReplHandler { + fn kind(&self) -> ToolKind { + ToolKind::Function + } + + fn matches_kind(&self, payload: &ToolPayload) -> bool { + matches!( + payload, + ToolPayload::Function { .. } | ToolPayload::Custom { .. } + ) + } + + async fn handle(&self, invocation: ToolInvocation) -> Result { + let ToolInvocation { + session, + turn, + tracker, + payload, + .. + } = invocation; + + if !session.features().enabled(Feature::JsRepl) { + return Err(FunctionCallError::RespondToModel( + "js_repl is disabled by feature flag".to_string(), + )); + } + + let args = match payload { + ToolPayload::Function { arguments } => parse_arguments(&arguments)?, + ToolPayload::Custom { input } => parse_freeform_args(&input)?, + _ => { + return Err(FunctionCallError::RespondToModel( + "js_repl expects custom or function payload".to_string(), + )); + } + }; + let manager = turn.js_repl.manager().await?; + let result = manager + .execute(Arc::clone(&session), Arc::clone(&turn), tracker, args) + .await?; + + Ok(ToolOutput::Function { + body: FunctionCallOutputBody::Text(result.output), + success: Some(true), + }) + } +} + +#[async_trait] +impl ToolHandler for JsReplResetHandler { + fn kind(&self) -> ToolKind { + ToolKind::Function + } + + async fn handle(&self, invocation: ToolInvocation) -> Result { + if !invocation.session.features().enabled(Feature::JsRepl) { + return Err(FunctionCallError::RespondToModel( + "js_repl is disabled by feature flag".to_string(), + )); + } + let manager = invocation.turn.js_repl.manager().await?; + manager.reset().await?; + Ok(ToolOutput::Function { + body: FunctionCallOutputBody::Text("js_repl kernel reset".to_string()), + success: Some(true), + }) + } +} + +fn parse_freeform_args(input: &str) -> Result { + if input.trim().is_empty() { + return Err(FunctionCallError::RespondToModel( + "js_repl expects raw JavaScript tool input (non-empty). Provide JS source text, optionally with first-line `// codex-js-repl: ...`." + .to_string(), + )); + } + + let mut args = JsReplArgs { + code: input.to_string(), + timeout_ms: None, + }; + + let mut lines = input.splitn(2, '\n'); + let first_line = lines.next().unwrap_or_default(); + let rest = lines.next().unwrap_or_default(); + let trimmed = first_line.trim_start(); + let Some(pragma) = trimmed.strip_prefix(JS_REPL_PRAGMA_PREFIX) else { + reject_json_or_quoted_source(&args.code)?; + return Ok(args); + }; + + let mut timeout_ms: Option = None; + let directive = pragma.trim(); + if !directive.is_empty() { + for token in directive.split_whitespace() { + let (key, value) = token.split_once('=').ok_or_else(|| { + FunctionCallError::RespondToModel(format!( + "js_repl pragma expects space-separated key=value pairs (supported keys: timeout_ms); got `{token}`" + )) + })?; + match key { + "timeout_ms" => { + if timeout_ms.is_some() { + return Err(FunctionCallError::RespondToModel( + "js_repl pragma specifies timeout_ms more than once".to_string(), + )); + } + let parsed = value.parse::().map_err(|_| { + FunctionCallError::RespondToModel(format!( + "js_repl pragma timeout_ms must be an integer; got `{value}`" + )) + })?; + timeout_ms = Some(parsed); + } + _ => { + return Err(FunctionCallError::RespondToModel(format!( + "js_repl pragma only supports timeout_ms; got `{key}`" + ))); + } + } + } + } + + if rest.trim().is_empty() { + return Err(FunctionCallError::RespondToModel( + "js_repl pragma must be followed by JavaScript source on subsequent lines".to_string(), + )); + } + + reject_json_or_quoted_source(rest)?; + args.code = rest.to_string(); + args.timeout_ms = timeout_ms; + Ok(args) +} + +fn reject_json_or_quoted_source(code: &str) -> Result<(), FunctionCallError> { + let trimmed = code.trim(); + if trimmed.starts_with("```") { + return Err(FunctionCallError::RespondToModel( + "js_repl expects raw JavaScript source, not markdown code fences. Resend plain JS only (optional first line `// codex-js-repl: ...`)." + .to_string(), + )); + } + let Ok(value) = serde_json::from_str::(trimmed) else { + return Ok(()); + }; + match value { + JsonValue::Object(_) | JsonValue::String(_) => Err(FunctionCallError::RespondToModel( + "js_repl is a freeform tool and expects raw JavaScript source. Resend plain JS only (optional first line `// codex-js-repl: ...`); do not send JSON (`{\"code\":...}`), quoted code, or markdown fences." + .to_string(), + )), + _ => Ok(()), + } +} + +#[cfg(test)] +mod tests { + use super::parse_freeform_args; + use pretty_assertions::assert_eq; + + #[test] + fn parse_freeform_args_without_pragma() { + let args = parse_freeform_args("console.log('ok');").expect("parse args"); + assert_eq!(args.code, "console.log('ok');"); + assert_eq!(args.timeout_ms, None); + } + + #[test] + fn parse_freeform_args_with_pragma() { + let input = "// codex-js-repl: timeout_ms=15000\nconsole.log('ok');"; + let args = parse_freeform_args(input).expect("parse args"); + assert_eq!(args.code, "console.log('ok');"); + assert_eq!(args.timeout_ms, Some(15_000)); + } + + #[test] + fn parse_freeform_args_rejects_unknown_key() { + let err = parse_freeform_args("// codex-js-repl: nope=1\nconsole.log('ok');") + .expect_err("expected error"); + assert_eq!( + err.to_string(), + "js_repl pragma only supports timeout_ms; got `nope`" + ); + } + + #[test] + fn parse_freeform_args_rejects_reset_key() { + let err = parse_freeform_args("// codex-js-repl: reset=true\nconsole.log('ok');") + .expect_err("expected error"); + assert_eq!( + err.to_string(), + "js_repl pragma only supports timeout_ms; got `reset`" + ); + } + + #[test] + fn parse_freeform_args_rejects_json_wrapped_code() { + let err = parse_freeform_args(r#"{"code":"await doThing()"}"#).expect_err("expected error"); + assert_eq!( + err.to_string(), + "js_repl is a freeform tool and expects raw JavaScript source. Resend plain JS only (optional first line `// codex-js-repl: ...`); do not send JSON (`{\"code\":...}`), quoted code, or markdown fences." + ); + } +} diff --git a/codex-rs/core/src/tools/handlers/mod.rs b/codex-rs/core/src/tools/handlers/mod.rs index b824665de..d07d2e68b 100644 --- a/codex-rs/core/src/tools/handlers/mod.rs +++ b/codex-rs/core/src/tools/handlers/mod.rs @@ -2,6 +2,7 @@ pub mod apply_patch; pub(crate) mod collab; mod dynamic; mod grep_files; +mod js_repl; mod list_dir; mod mcp; mod mcp_resource; @@ -22,6 +23,8 @@ pub use apply_patch::ApplyPatchHandler; pub use collab::CollabHandler; pub use dynamic::DynamicToolHandler; pub use grep_files::GrepFilesHandler; +pub use js_repl::JsReplHandler; +pub use js_repl::JsReplResetHandler; pub use list_dir::ListDirHandler; pub use mcp::McpHandler; pub use mcp_resource::McpResourceHandler; diff --git a/codex-rs/core/src/tools/js_repl/kernel.js b/codex-rs/core/src/tools/js_repl/kernel.js new file mode 100644 index 000000000..751dfddb5 --- /dev/null +++ b/codex-rs/core/src/tools/js_repl/kernel.js @@ -0,0 +1,324 @@ +// Node-based kernel for js_repl. +// Communicates over JSON lines on stdin/stdout. +// Requires Node started with --experimental-vm-modules. + +const { builtinModules } = require("node:module"); +const { createInterface } = require("node:readline"); +const path = require("node:path"); +const { pathToFileURL } = require("node:url"); +const { inspect } = require("node:util"); +const vm = require("node:vm"); + +const { SourceTextModule, SyntheticModule } = vm; +const meriyahPromise = import("./meriyah.umd.min.js").then((m) => m.default ?? m); + +const context = vm.createContext({}); +context.globalThis = context; +context.global = context; +context.console = console; +context.setTimeout = setTimeout; +context.clearTimeout = clearTimeout; +context.setInterval = setInterval; +context.clearInterval = clearInterval; +context.queueMicrotask = queueMicrotask; +// Explicit long-lived mutable store exposed as `codex.state`. This is useful +// when callers want shared state without relying on lexical binding carry-over. +const codexState = {}; +context.codex = { + state: codexState, + tmpDir: process.env.CODEX_JS_TMP_DIR || process.cwd(), +}; + +/** + * @typedef {{ name: string, kind: "const"|"let"|"var"|"function"|"class" }} Binding + */ + +// REPL state model: +// - Every exec is compiled as a fresh ESM "cell". +// - `previousModule` is the most recently evaluated module namespace. +// - `previousBindings` tracks which top-level names should be carried forward. +// Each new cell imports a synthetic view of the previous namespace and +// redeclares those names so user variables behave like a persistent REPL. +let previousModule = null; +/** @type {Binding[]} */ +let previousBindings = []; +let cellCounter = 0; + +const builtinModuleSet = new Set([ + ...builtinModules, + ...builtinModules.map((name) => `node:${name}`), +]); +const deniedBuiltinModules = new Set([ + "process", + "node:process", + "child_process", + "node:child_process", + "worker_threads", + "node:worker_threads", +]); + +function toNodeBuiltinSpecifier(specifier) { + return specifier.startsWith("node:") ? specifier : `node:${specifier}`; +} + +function isDeniedBuiltin(specifier) { + const normalized = specifier.startsWith("node:") ? specifier.slice(5) : specifier; + return deniedBuiltinModules.has(specifier) || deniedBuiltinModules.has(normalized); +} + +function resolveSpecifier(specifier) { + if (specifier.startsWith("node:") || builtinModuleSet.has(specifier)) { + if (isDeniedBuiltin(specifier)) { + throw new Error(`Importing module "${specifier}" is not allowed in js_repl`); + } + return { kind: "builtin", specifier: toNodeBuiltinSpecifier(specifier) }; + } + + if (specifier.startsWith("file:")) { + return { kind: "url", url: specifier }; + } + + if (specifier.startsWith("./") || specifier.startsWith("../") || path.isAbsolute(specifier)) { + return { kind: "path", path: path.resolve(process.cwd(), specifier) }; + } + + return { kind: "bare", specifier }; +} + +function importResolved(resolved) { + if (resolved.kind === "builtin") { + return import(resolved.specifier); + } + if (resolved.kind === "url") { + return import(resolved.url); + } + if (resolved.kind === "path") { + return import(pathToFileURL(resolved.path).href); + } + if (resolved.kind === "bare") { + return import(resolved.specifier); + } + throw new Error(`Unsupported module resolution kind: ${resolved.kind}`); +} + +function collectPatternNames(pattern, kind, map) { + if (!pattern) return; + switch (pattern.type) { + case "Identifier": + if (!map.has(pattern.name)) map.set(pattern.name, kind); + return; + case "ObjectPattern": + for (const prop of pattern.properties ?? []) { + if (prop.type === "Property") { + collectPatternNames(prop.value, kind, map); + } else if (prop.type === "RestElement") { + collectPatternNames(prop.argument, kind, map); + } + } + return; + case "ArrayPattern": + for (const elem of pattern.elements ?? []) { + if (!elem) continue; + if (elem.type === "RestElement") { + collectPatternNames(elem.argument, kind, map); + } else { + collectPatternNames(elem, kind, map); + } + } + return; + case "AssignmentPattern": + collectPatternNames(pattern.left, kind, map); + return; + case "RestElement": + collectPatternNames(pattern.argument, kind, map); + return; + default: + return; + } +} + +function collectBindings(ast) { + const map = new Map(); + for (const stmt of ast.body ?? []) { + if (stmt.type === "VariableDeclaration") { + const kind = stmt.kind; + for (const decl of stmt.declarations) { + collectPatternNames(decl.id, kind, map); + } + } else if (stmt.type === "FunctionDeclaration" && stmt.id) { + map.set(stmt.id.name, "function"); + } else if (stmt.type === "ClassDeclaration" && stmt.id) { + map.set(stmt.id.name, "class"); + } else if (stmt.type === "ForStatement") { + if (stmt.init && stmt.init.type === "VariableDeclaration" && stmt.init.kind === "var") { + for (const decl of stmt.init.declarations) { + collectPatternNames(decl.id, "var", map); + } + } + } else if (stmt.type === "ForInStatement" || stmt.type === "ForOfStatement") { + if (stmt.left && stmt.left.type === "VariableDeclaration" && stmt.left.kind === "var") { + for (const decl of stmt.left.declarations) { + collectPatternNames(decl.id, "var", map); + } + } + } + } + return Array.from(map.entries()).map(([name, kind]) => ({ name, kind })); +} + +async function buildModuleSource(code) { + const meriyah = await meriyahPromise; + const ast = meriyah.parseModule(code, { + next: true, + module: true, + ranges: false, + loc: false, + disableWebCompat: true, + }); + const currentBindings = collectBindings(ast); + const priorBindings = previousModule ? previousBindings : []; + + let prelude = ""; + if (previousModule && priorBindings.length) { + // Recreate carried bindings before running user code in this new cell. + prelude += 'import * as __prev from "@prev";\n'; + prelude += priorBindings + .map((b) => { + const keyword = b.kind === "var" ? "var" : b.kind === "const" ? "const" : "let"; + return `${keyword} ${b.name} = __prev.${b.name};`; + }) + .join("\n"); + prelude += "\n"; + } + + const mergedBindings = new Map(); + for (const binding of priorBindings) { + mergedBindings.set(binding.name, binding.kind); + } + for (const binding of currentBindings) { + mergedBindings.set(binding.name, binding.kind); + } + // Export the merged binding set so the next cell can import it through @prev. + const exportNames = Array.from(mergedBindings.keys()); + const exportStmt = exportNames.length ? `\nexport { ${exportNames.join(", ")} };` : ""; + + const nextBindings = Array.from(mergedBindings, ([name, kind]) => ({ name, kind })); + return { source: `${prelude}${code}${exportStmt}`, nextBindings }; +} + +function send(message) { + process.stdout.write(JSON.stringify(message)); + process.stdout.write("\n"); +} + +function formatLog(args) { + return args + .map((arg) => (typeof arg === "string" ? arg : inspect(arg, { depth: 4, colors: false }))) + .join(" "); +} + +function withCapturedConsole(ctx, fn) { + const logs = []; + const original = ctx.console ?? console; + const captured = { + ...original, + log: (...args) => { + logs.push(formatLog(args)); + }, + info: (...args) => { + logs.push(formatLog(args)); + }, + warn: (...args) => { + logs.push(formatLog(args)); + }, + error: (...args) => { + logs.push(formatLog(args)); + }, + debug: (...args) => { + logs.push(formatLog(args)); + }, + }; + ctx.console = captured; + return fn(logs).finally(() => { + ctx.console = original; + }); +} + +async function handleExec(message) { + try { + const code = typeof message.code === "string" ? message.code : ""; + const { source, nextBindings } = await buildModuleSource(code); + let output = ""; + + await withCapturedConsole(context, async (logs) => { + const module = new SourceTextModule(source, { + context, + identifier: `cell-${cellCounter++}.mjs`, + initializeImportMeta(meta, mod) { + meta.url = `file://${mod.identifier}`; + }, + importModuleDynamically(specifier) { + return importResolved(resolveSpecifier(specifier)); + }, + }); + + await module.link(async (specifier) => { + if (specifier === "@prev" && previousModule) { + const exportNames = previousBindings.map((b) => b.name); + // Build a synthetic module snapshot of the prior cell's exports. + // This is the bridge that carries values from cell N to cell N+1. + const synthetic = new SyntheticModule( + exportNames, + function initSynthetic() { + for (const binding of previousBindings) { + this.setExport(binding.name, previousModule.namespace[binding.name]); + } + }, + { context }, + ); + return synthetic; + } + + const resolved = resolveSpecifier(specifier); + return importResolved(resolved); + }); + + await module.evaluate(); + previousModule = module; + previousBindings = nextBindings; + output = logs.join("\n"); + }); + + send({ + type: "exec_result", + id: message.id, + ok: true, + output, + error: null, + }); + } catch (error) { + send({ + type: "exec_result", + id: message.id, + ok: false, + output: "", + error: error && error.message ? error.message : String(error), + }); + } +} + +let queue = Promise.resolve(); + +const input = createInterface({ input: process.stdin, crlfDelay: Infinity }); +input.on("line", (line) => { + let message; + try { + message = JSON.parse(line); + } catch { + return; + } + + if (message.type === "exec") { + queue = queue.then(() => handleExec(message)); + } +}); diff --git a/codex-rs/core/src/tools/js_repl/meriyah.umd.min.js b/codex-rs/core/src/tools/js_repl/meriyah.umd.min.js new file mode 100644 index 000000000..e853b9b29 --- /dev/null +++ b/codex-rs/core/src/tools/js_repl/meriyah.umd.min.js @@ -0,0 +1,6 @@ +/*! + * Meriyah v7.0.0 + * Source: npm package meriyah@7.0.0 (dist/meriyah.umd.min.js) + * License: ISC (see third_party/meriyah/LICENSE) + */ +!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof 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t=0,n=r.length;t",Gamma:"Γ",Gammad:"Ϝ",Gbreve:"Ğ",Gcedil:"Ģ",Gcirc:"Ĝ",Gcy:"Г",Gdot:"Ġ",Gfr:"𝔊",Gg:"⋙",Gopf:"𝔾",GreaterEqual:"≥",GreaterEqualLess:"⋛",GreaterFullEqual:"≧",GreaterGreater:"⪢",GreaterLess:"≷",GreaterSlantEqual:"⩾",GreaterTilde:"≳",Gscr:"𝒢",Gt:"≫",HARDcy:"Ъ",Hacek:"ˇ",Hat:"^",Hcirc:"Ĥ",Hfr:"ℌ",HilbertSpace:"ℋ",Hopf:"ℍ",HorizontalLine:"─",Hscr:"ℋ",Hstrok:"Ħ",HumpDownHump:"≎",HumpEqual:"≏",IEcy:"Е",IJlig:"IJ",IOcy:"Ё",Iacute:"Í",Icirc:"Î",Icy:"И",Idot:"İ",Ifr:"ℑ",Igrave:"Ì",Im:"ℑ",Imacr:"Ī",ImaginaryI:"ⅈ",Implies:"⇒",Int:"∬",Integral:"∫",Intersection:"⋂",InvisibleComma:"⁣",InvisibleTimes:"⁢",Iogon:"Į",Iopf:"𝕀",Iota:"Ι",Iscr:"ℐ",Itilde:"Ĩ",Iukcy:"І",Iuml:"Ï",Jcirc:"Ĵ",Jcy:"Й",Jfr:"𝔍",Jopf:"𝕁",Jscr:"𝒥",Jsercy:"Ј",Jukcy:"Є",KHcy:"Х",KJcy:"Ќ",Kappa:"Κ",Kcedil:"Ķ",Kcy:"К",Kfr:"𝔎",Kopf:"𝕂",Kscr:"𝒦",LJcy:"Љ",LT:"<",Lacute:"Ĺ",Lambda:"Λ",Lang:"⟪",Laplacetrf:"ℒ",Larr:"↞",Lcaron:"Ľ",Lcedil:"Ļ",Lcy:"Л",LeftAngleBracket:"⟨",LeftArrow:"←",LeftArrowBar:"⇤",LeftArrowRightArrow:"⇆",LeftCeiling:"⌈",LeftDoubleBracket:"⟦",LeftDownTeeVector:"⥡",LeftDownVector:"⇃",LeftDownVectorBar:"⥙",LeftFloor:"⌊",LeftRightArrow:"↔",LeftRightVector:"⥎",LeftTee:"⊣",LeftTeeArrow:"↤",LeftTeeVector:"⥚",LeftTriangle:"⊲",LeftTriangleBar:"⧏",LeftTriangleEqual:"⊴",LeftUpDownVector:"⥑",LeftUpTeeVector:"⥠",LeftUpVector:"↿",LeftUpVectorBar:"⥘",LeftVector:"↼",LeftVectorBar:"⥒",Leftarrow:"⇐",Leftrightarrow:"⇔",LessEqualGreater:"⋚",LessFullEqual:"≦",LessGreater:"≶",LessLess:"⪡",LessSlantEqual:"⩽",LessTilde:"≲",Lfr:"𝔏",Ll:"⋘",Lleftarrow:"⇚",Lmidot:"Ŀ",LongLeftArrow:"⟵",LongLeftRightArrow:"⟷",LongRightArrow:"⟶",Longleftarrow:"⟸",Longleftrightarrow:"⟺",Longrightarrow:"⟹",Lopf:"𝕃",LowerLeftArrow:"↙",LowerRightArrow:"↘",Lscr:"ℒ",Lsh:"↰",Lstrok:"Ł",Lt:"≪",Map:"⤅",Mcy:"М",MediumSpace:" ",Mellintrf:"ℳ",Mfr:"𝔐",MinusPlus:"∓",Mopf:"𝕄",Mscr:"ℳ",Mu:"Μ",NJcy:"Њ",Nacute:"Ń",Ncaron:"Ň",Ncedil:"Ņ",Ncy:"Н",NegativeMediumSpace:"​",NegativeThickSpace:"​",NegativeThinSpace:"​",NegativeVeryThinSpace:"​",NestedGreaterGreater:"≫",NestedLessLess:"≪",NewLine:"\n",Nfr:"𝔑",NoBreak:"⁠",NonBreakingSpace:" ",Nopf:"ℕ",Not:"⫬",NotCongruent:"≢",NotCupCap:"≭",NotDoubleVerticalBar:"∦",NotElement:"∉",NotEqual:"≠",NotEqualTilde:"≂̸",NotExists:"∄",NotGreater:"≯",NotGreaterEqual:"≱",NotGreaterFullEqual:"≧̸",NotGreaterGreater:"≫̸",NotGreaterLess:"≹",NotGreaterSlantEqual:"⩾̸",NotGreaterTilde:"≵",NotHumpDownHump:"≎̸",NotHumpEqual:"≏̸",NotLeftTriangle:"⋪",NotLeftTriangleBar:"⧏̸",NotLeftTriangleEqual:"⋬",NotLess:"≮",NotLessEqual:"≰",NotLessGreater:"≸",NotLessLess:"≪̸",NotLessSlantEqual:"⩽̸",NotLessTilde:"≴",NotNestedGreaterGreater:"⪢̸",NotNestedLessLess:"⪡̸",NotPrecedes:"⊀",NotPrecedesEqual:"⪯̸",NotPrecedesSlantEqual:"⋠",NotReverseElement:"∌",NotRightTriangle:"⋫",NotRightTriangleBar:"⧐̸",NotRightTriangleEqual:"⋭",NotSquareSubset:"⊏̸",NotSquareSubsetEqual:"⋢",NotSquareSuperset:"⊐̸",NotSquareSupersetEqual:"⋣",NotSubset:"⊂⃒",NotSubsetEqual:"⊈",NotSucceeds:"⊁",NotSucceedsEqual:"⪰̸",NotSucceedsSlantEqual:"⋡",NotSucceedsTilde:"≿̸",NotSuperset:"⊃⃒",NotSupersetEqual:"⊉",NotTilde:"≁",NotTildeEqual:"≄",NotTildeFullEqual:"≇",NotTildeTilde:"≉",NotVerticalBar:"∤",Nscr:"𝒩",Ntilde:"Ñ",Nu:"Ν",OElig:"Œ",Oacute:"Ó",Ocirc:"Ô",Ocy:"О",Odblac:"Ő",Ofr:"𝔒",Ograve:"Ò",Omacr:"Ō",Omega:"Ω",Omicron:"Ο",Oopf:"𝕆",OpenCurlyDoubleQuote:"“",OpenCurlyQuote:"‘",Or:"⩔",Oscr:"𝒪",Oslash:"Ø",Otilde:"Õ",Otimes:"⨷",Ouml:"Ö",OverBar:"‾",OverBrace:"⏞",OverBracket:"⎴",OverParenthesis:"⏜",PartialD:"∂",Pcy:"П",Pfr:"𝔓",Phi:"Φ",Pi:"Π",PlusMinus:"±",Poincareplane:"ℌ",Popf:"ℙ",Pr:"⪻",Precedes:"≺",PrecedesEqual:"⪯",PrecedesSlantEqual:"≼",PrecedesTilde:"≾",Prime:"″",Product:"∏",Proportion:"∷",Proportional:"∝",Pscr:"𝒫",Psi:"Ψ",QUOT:'"',Qfr:"𝔔",Qopf:"ℚ",Qscr:"𝒬",RBarr:"⤐",REG:"®",Racute:"Ŕ",Rang:"⟫",Rarr:"↠",Rarrtl:"⤖",Rcaron:"Ř",Rcedil:"Ŗ",Rcy:"Р",Re:"ℜ",ReverseElement:"∋",ReverseEquilibrium:"⇋",ReverseUpEquilibrium:"⥯",Rfr:"ℜ",Rho:"Ρ",RightAngleBracket:"⟩",RightArrow:"→",RightArrowBar:"⇥",RightArrowLeftArrow:"⇄",RightCeiling:"⌉",RightDoubleBracket:"⟧",RightDownTeeVector:"⥝",RightDownVector:"⇂",RightDownVectorBar:"⥕",RightFloor:"⌋",RightTee:"⊢",RightTeeArrow:"↦",RightTeeVector:"⥛",RightTriangle:"⊳",RightTriangleBar:"⧐",RightTriangleEqual:"⊵",RightUpDownVector:"⥏",RightUpTeeVector:"⥜",RightUpVector:"↾",RightUpVectorBar:"⥔",RightVector:"⇀",RightVectorBar:"⥓",Rightarrow:"⇒",Ropf:"ℝ",RoundImplies:"⥰",Rrightarrow:"⇛",Rscr:"ℛ",Rsh:"↱",RuleDelayed:"⧴",SHCHcy:"Щ",SHcy:"Ш",SOFTcy:"Ь",Sacute:"Ś",Sc:"⪼",Scaron:"Š",Scedil:"Ş",Scirc:"Ŝ",Scy:"С",Sfr:"𝔖",ShortDownArrow:"↓",ShortLeftArrow:"←",ShortRightArrow:"→",ShortUpArrow:"↑",Sigma:"Σ",SmallCircle:"∘",Sopf:"𝕊",Sqrt:"√",Square:"□",SquareIntersection:"⊓",SquareSubset:"⊏",SquareSubsetEqual:"⊑",SquareSuperset:"⊐",SquareSupersetEqual:"⊒",SquareUnion:"⊔",Sscr:"𝒮",Star:"⋆",Sub:"⋐",Subset:"⋐",SubsetEqual:"⊆",Succeeds:"≻",SucceedsEqual:"⪰",SucceedsSlantEqual:"≽",SucceedsTilde:"≿",SuchThat:"∋",Sum:"∑",Sup:"⋑",Superset:"⊃",SupersetEqual:"⊇",Supset:"⋑",THORN:"Þ",TRADE:"™",TSHcy:"Ћ",TScy:"Ц",Tab:"\t",Tau:"Τ",Tcaron:"Ť",Tcedil:"Ţ",Tcy:"Т",Tfr:"𝔗",Therefore:"∴",Theta:"Θ",ThickSpace:"  ",ThinSpace:" ",Tilde:"∼",TildeEqual:"≃",TildeFullEqual:"≅",TildeTilde:"≈",Topf:"𝕋",TripleDot:"⃛",Tscr:"𝒯",Tstrok:"Ŧ",Uacute:"Ú",Uarr:"↟",Uarrocir:"⥉",Ubrcy:"Ў",Ubreve:"Ŭ",Ucirc:"Û",Ucy:"У",Udblac:"Ű",Ufr:"𝔘",Ugrave:"Ù",Umacr:"Ū",UnderBar:"_",UnderBrace:"⏟",UnderBracket:"⎵",UnderParenthesis:"⏝",Union:"⋃",UnionPlus:"⊎",Uogon:"Ų",Uopf:"𝕌",UpArrow:"↑",UpArrowBar:"⤒",UpArrowDownArrow:"⇅",UpDownArrow:"↕",UpEquilibrium:"⥮",UpTee:"⊥",UpTeeArrow:"↥",Uparrow:"⇑",Updownarrow:"⇕",UpperLeftArrow:"↖",UpperRightArrow:"↗",Upsi:"ϒ",Upsilon:"Υ",Uring:"Ů",Uscr:"𝒰",Utilde:"Ũ",Uuml:"Ü",VDash:"⊫",Vbar:"⫫",Vcy:"В",Vdash:"⊩",Vdashl:"⫦",Vee:"⋁",Verbar:"‖",Vert:"‖",VerticalBar:"∣",VerticalLine:"|",VerticalSeparator:"❘",VerticalTilde:"≀",VeryThinSpace:" ",Vfr:"𝔙",Vopf:"𝕍",Vscr:"𝒱",Vvdash:"⊪",Wcirc:"Ŵ",Wedge:"⋀",Wfr:"𝔚",Wopf:"𝕎",Wscr:"𝒲",Xfr:"𝔛",Xi:"Ξ",Xopf:"𝕏",Xscr:"𝒳",YAcy:"Я",YIcy:"Ї",YUcy:"Ю",Yacute:"Ý",Ycirc:"Ŷ",Ycy:"Ы",Yfr:"𝔜",Yopf:"𝕐",Yscr:"𝒴",Yuml:"Ÿ",ZHcy:"Ж",Zacute:"Ź",Zcaron:"Ž",Zcy:"З",Zdot:"Ż",ZeroWidthSpace:"​",Zeta:"Ζ",Zfr:"ℨ",Zopf:"ℤ",Zscr:"𝒵",aacute:"á",abreve:"ă",ac:"∾",acE:"∾̳",acd:"∿",acirc:"â",acute:"´",acy:"а",aelig:"æ",af:"⁡",afr:"𝔞",agrave:"à",alefsym:"ℵ",aleph:"ℵ",alpha:"α",amacr:"ā",amalg:"⨿",amp:"&",and:"∧",andand:"⩕",andd:"⩜",andslope:"⩘",andv:"⩚",ang:"∠",ange:"⦤",angle:"∠",angmsd:"∡",angmsdaa:"⦨",angmsdab:"⦩",angmsdac:"⦪",angmsdad:"⦫",angmsdae:"⦬",angmsdaf:"⦭",angmsdag:"⦮",angmsdah:"⦯",angrt:"∟",angrtvb:"⊾",angrtvbd:"⦝",angsph:"∢",angst:"Å",angzarr:"⍼",aogon:"ą",aopf:"𝕒",ap:"≈",apE:"⩰",apacir:"⩯",ape:"≊",apid:"≋",apos:"'",approx:"≈",approxeq:"≊",aring:"å",ascr:"𝒶",ast:"*",asymp:"≈",asympeq:"≍",atilde:"ã",auml:"ä",awconint:"∳",awint:"⨑",bNot:"⫭",backcong:"≌",backepsilon:"϶",backprime:"‵",backsim:"∽",backsimeq:"⋍",barvee:"⊽",barwed:"⌅",barwedge:"⌅",bbrk:"⎵",bbrktbrk:"⎶",bcong:"≌",bcy:"б",bdquo:"„",becaus:"∵",because:"∵",bemptyv:"⦰",bepsi:"϶",bernou:"ℬ",beta:"β",beth:"ℶ",between:"≬",bfr:"𝔟",bigcap:"⋂",bigcirc:"◯",bigcup:"⋃",bigodot:"⨀",bigoplus:"⨁",bigotimes:"⨂",bigsqcup:"⨆",bigstar:"★",bigtriangledown:"▽",bigtriangleup:"△",biguplus:"⨄",bigvee:"⋁",bigwedge:"⋀",bkarow:"⤍",blacklozenge:"⧫",blacksquare:"▪",blacktriangle:"▴",blacktriangledown:"▾",blacktriangleleft:"◂",blacktriangleright:"▸",blank:"␣",blk12:"▒",blk14:"░",blk34:"▓",block:"█",bne:"=⃥",bnequiv:"≡⃥",bnot:"⌐",bopf:"𝕓",bot:"⊥",bottom:"⊥",bowtie:"⋈",boxDL:"╗",boxDR:"╔",boxDl:"╖",boxDr:"╓",boxH:"═",boxHD:"╦",boxHU:"╩",boxHd:"╤",boxHu:"╧",boxUL:"╝",boxUR:"╚",boxUl:"╜",boxUr:"╙",boxV:"║",boxVH:"╬",boxVL:"╣",boxVR:"╠",boxVh:"╫",boxVl:"╢",boxVr:"╟",boxbox:"⧉",boxdL:"╕",boxdR:"╒",boxdl:"┐",boxdr:"┌",boxh:"─",boxhD:"╥",boxhU:"╨",boxhd:"┬",boxhu:"┴",boxminus:"⊟",boxplus:"⊞",boxtimes:"⊠",boxuL:"╛",boxuR:"╘",boxul:"┘",boxur:"└",boxv:"│",boxvH:"╪",boxvL:"╡",boxvR:"╞",boxvh:"┼",boxvl:"┤",boxvr:"├",bprime:"‵",breve:"˘",brvbar:"¦",bscr:"𝒷",bsemi:"⁏",bsim:"∽",bsime:"⋍",bsol:"\\",bsolb:"⧅",bsolhsub:"⟈",bull:"•",bullet:"•",bump:"≎",bumpE:"⪮",bumpe:"≏",bumpeq:"≏",cacute:"ć",cap:"∩",capand:"⩄",capbrcup:"⩉",capcap:"⩋",capcup:"⩇",capdot:"⩀",caps:"∩︀",caret:"⁁",caron:"ˇ",ccaps:"⩍",ccaron:"č",ccedil:"ç",ccirc:"ĉ",ccups:"⩌",ccupssm:"⩐",cdot:"ċ",cedil:"¸",cemptyv:"⦲",cent:"¢",centerdot:"·",cfr:"𝔠",chcy:"ч",check:"✓",checkmark:"✓",chi:"χ",cir:"○",cirE:"⧃",circ:"ˆ",circeq:"≗",circlearrowleft:"↺",circlearrowright:"↻",circledR:"®",circledS:"Ⓢ",circledast:"⊛",circledcirc:"⊚",circleddash:"⊝",cire:"≗",cirfnint:"⨐",cirmid:"⫯",cirscir:"⧂",clubs:"♣",clubsuit:"♣",colon:":",colone:"≔",coloneq:"≔",comma:",",commat:"@",comp:"∁",compfn:"∘",complement:"∁",complexes:"ℂ",cong:"≅",congdot:"⩭",conint:"∮",copf:"𝕔",coprod:"∐",copy:"©",copysr:"℗",crarr:"↵",cross:"✗",cscr:"𝒸",csub:"⫏",csube:"⫑",csup:"⫐",csupe:"⫒",ctdot:"⋯",cudarrl:"⤸",cudarrr:"⤵",cuepr:"⋞",cuesc:"⋟",cularr:"↶",cularrp:"⤽",cup:"∪",cupbrcap:"⩈",cupcap:"⩆",cupcup:"⩊",cupdot:"⊍",cupor:"⩅",cups:"∪︀",curarr:"↷",curarrm:"⤼",curlyeqprec:"⋞",curlyeqsucc:"⋟",curlyvee:"⋎",curlywedge:"⋏",curren:"¤",curvearrowleft:"↶",curvearrowright:"↷",cuvee:"⋎",cuwed:"⋏",cwconint:"∲",cwint:"∱",cylcty:"⌭",dArr:"⇓",dHar:"⥥",dagger:"†",daleth:"ℸ",darr:"↓",dash:"‐",dashv:"⊣",dbkarow:"⤏",dblac:"˝",dcaron:"ď",dcy:"д",dd:"ⅆ",ddagger:"‡",ddarr:"⇊",ddotseq:"⩷",deg:"°",delta:"δ",demptyv:"⦱",dfisht:"⥿",dfr:"𝔡",dharl:"⇃",dharr:"⇂",diam:"⋄",diamond:"⋄",diamondsuit:"♦",diams:"♦",die:"¨",digamma:"ϝ",disin:"⋲",div:"÷",divide:"÷",divideontimes:"⋇",divonx:"⋇",djcy:"ђ",dlcorn:"⌞",dlcrop:"⌍",dollar:"$",dopf:"𝕕",dot:"˙",doteq:"≐",doteqdot:"≑",dotminus:"∸",dotplus:"∔",dotsquare:"⊡",doublebarwedge:"⌆",downarrow:"↓",downdownarrows:"⇊",downharpoonleft:"⇃",downharpoonright:"⇂",drbkarow:"⤐",drcorn:"⌟",drcrop:"⌌",dscr:"𝒹",dscy:"ѕ",dsol:"⧶",dstrok:"đ",dtdot:"⋱",dtri:"▿",dtrif:"▾",duarr:"⇵",duhar:"⥯",dwangle:"⦦",dzcy:"џ",dzigrarr:"⟿",eDDot:"⩷",eDot:"≑",eacute:"é",easter:"⩮",ecaron:"ě",ecir:"≖",ecirc:"ê",ecolon:"≕",ecy:"э",edot:"ė",ee:"ⅇ",efDot:"≒",efr:"𝔢",eg:"⪚",egrave:"è",egs:"⪖",egsdot:"⪘",el:"⪙",elinters:"⏧",ell:"ℓ",els:"⪕",elsdot:"⪗",emacr:"ē",empty:"∅",emptyset:"∅",emptyv:"∅",emsp13:" ",emsp14:" ",emsp:" ",eng:"ŋ",ensp:" ",eogon:"ę",eopf:"𝕖",epar:"⋕",eparsl:"⧣",eplus:"⩱",epsi:"ε",epsilon:"ε",epsiv:"ϵ",eqcirc:"≖",eqcolon:"≕",eqsim:"≂",eqslantgtr:"⪖",eqslantless:"⪕",equals:"=",equest:"≟",equiv:"≡",equivDD:"⩸",eqvparsl:"⧥",erDot:"≓",erarr:"⥱",escr:"ℯ",esdot:"≐",esim:"≂",eta:"η",eth:"ð",euml:"ë",euro:"€",excl:"!",exist:"∃",expectation:"ℰ",exponentiale:"ⅇ",fallingdotseq:"≒",fcy:"ф",female:"♀",ffilig:"ffi",fflig:"ff",ffllig:"ffl",ffr:"𝔣",filig:"fi",fjlig:"fj",flat:"♭",fllig:"fl",fltns:"▱",fnof:"ƒ",fopf:"𝕗",forall:"∀",fork:"⋔",forkv:"⫙",fpartint:"⨍",frac12:"½",frac13:"⅓",frac14:"¼",frac15:"⅕",frac16:"⅙",frac18:"⅛",frac23:"⅔",frac25:"⅖",frac34:"¾",frac35:"⅗",frac38:"⅜",frac45:"⅘",frac56:"⅚",frac58:"⅝",frac78:"⅞",frasl:"⁄",frown:"⌢",fscr:"𝒻",gE:"≧",gEl:"⪌",gacute:"ǵ",gamma:"γ",gammad:"ϝ",gap:"⪆",gbreve:"ğ",gcirc:"ĝ",gcy:"г",gdot:"ġ",ge:"≥",gel:"⋛",geq:"≥",geqq:"≧",geqslant:"⩾",ges:"⩾",gescc:"⪩",gesdot:"⪀",gesdoto:"⪂",gesdotol:"⪄",gesl:"⋛︀",gesles:"⪔",gfr:"𝔤",gg:"≫",ggg:"⋙",gimel:"ℷ",gjcy:"ѓ",gl:"≷",glE:"⪒",gla:"⪥",glj:"⪤",gnE:"≩",gnap:"⪊",gnapprox:"⪊",gne:"⪈",gneq:"⪈",gneqq:"≩",gnsim:"⋧",gopf:"𝕘",grave:"`",gscr:"ℊ",gsim:"≳",gsime:"⪎",gsiml:"⪐",gt:">",gtcc:"⪧",gtcir:"⩺",gtdot:"⋗",gtlPar:"⦕",gtquest:"⩼",gtrapprox:"⪆",gtrarr:"⥸",gtrdot:"⋗",gtreqless:"⋛",gtreqqless:"⪌",gtrless:"≷",gtrsim:"≳",gvertneqq:"≩︀",gvnE:"≩︀",hArr:"⇔",hairsp:" ",half:"½",hamilt:"ℋ",hardcy:"ъ",harr:"↔",harrcir:"⥈",harrw:"↭",hbar:"ℏ",hcirc:"ĥ",hearts:"♥",heartsuit:"♥",hellip:"…",hercon:"⊹",hfr:"𝔥",hksearow:"⤥",hkswarow:"⤦",hoarr:"⇿",homtht:"∻",hookleftarrow:"↩",hookrightarrow:"↪",hopf:"𝕙",horbar:"―",hscr:"𝒽",hslash:"ℏ",hstrok:"ħ",hybull:"⁃",hyphen:"‐",iacute:"í",ic:"⁣",icirc:"î",icy:"и",iecy:"е",iexcl:"¡",iff:"⇔",ifr:"𝔦",igrave:"ì",ii:"ⅈ",iiiint:"⨌",iiint:"∭",iinfin:"⧜",iiota:"℩",ijlig:"ij",imacr:"ī",image:"ℑ",imagline:"ℐ",imagpart:"ℑ",imath:"ı",imof:"⊷",imped:"Ƶ",in:"∈",incare:"℅",infin:"∞",infintie:"⧝",inodot:"ı",int:"∫",intcal:"⊺",integers:"ℤ",intercal:"⊺",intlarhk:"⨗",intprod:"⨼",iocy:"ё",iogon:"į",iopf:"𝕚",iota:"ι",iprod:"⨼",iquest:"¿",iscr:"𝒾",isin:"∈",isinE:"⋹",isindot:"⋵",isins:"⋴",isinsv:"⋳",isinv:"∈",it:"⁢",itilde:"ĩ",iukcy:"і",iuml:"ï",jcirc:"ĵ",jcy:"й",jfr:"𝔧",jmath:"ȷ",jopf:"𝕛",jscr:"𝒿",jsercy:"ј",jukcy:"є",kappa:"κ",kappav:"ϰ",kcedil:"ķ",kcy:"к",kfr:"𝔨",kgreen:"ĸ",khcy:"х",kjcy:"ќ",kopf:"𝕜",kscr:"𝓀",lAarr:"⇚",lArr:"⇐",lAtail:"⤛",lBarr:"⤎",lE:"≦",lEg:"⪋",lHar:"⥢",lacute:"ĺ",laemptyv:"⦴",lagran:"ℒ",lambda:"λ",lang:"⟨",langd:"⦑",langle:"⟨",lap:"⪅",laquo:"«",larr:"←",larrb:"⇤",larrbfs:"⤟",larrfs:"⤝",larrhk:"↩",larrlp:"↫",larrpl:"⤹",larrsim:"⥳",larrtl:"↢",lat:"⪫",latail:"⤙",late:"⪭",lates:"⪭︀",lbarr:"⤌",lbbrk:"❲",lbrace:"{",lbrack:"[",lbrke:"⦋",lbrksld:"⦏",lbrkslu:"⦍",lcaron:"ľ",lcedil:"ļ",lceil:"⌈",lcub:"{",lcy:"л",ldca:"⤶",ldquo:"“",ldquor:"„",ldrdhar:"⥧",ldrushar:"⥋",ldsh:"↲",le:"≤",leftarrow:"←",leftarrowtail:"↢",leftharpoondown:"↽",leftharpoonup:"↼",leftleftarrows:"⇇",leftrightarrow:"↔",leftrightarrows:"⇆",leftrightharpoons:"⇋",leftrightsquigarrow:"↭",leftthreetimes:"⋋",leg:"⋚",leq:"≤",leqq:"≦",leqslant:"⩽",les:"⩽",lescc:"⪨",lesdot:"⩿",lesdoto:"⪁",lesdotor:"⪃",lesg:"⋚︀",lesges:"⪓",lessapprox:"⪅",lessdot:"⋖",lesseqgtr:"⋚",lesseqqgtr:"⪋",lessgtr:"≶",lesssim:"≲",lfisht:"⥼",lfloor:"⌊",lfr:"𝔩",lg:"≶",lgE:"⪑",lhard:"↽",lharu:"↼",lharul:"⥪",lhblk:"▄",ljcy:"љ",ll:"≪",llarr:"⇇",llcorner:"⌞",llhard:"⥫",lltri:"◺",lmidot:"ŀ",lmoust:"⎰",lmoustache:"⎰",lnE:"≨",lnap:"⪉",lnapprox:"⪉",lne:"⪇",lneq:"⪇",lneqq:"≨",lnsim:"⋦",loang:"⟬",loarr:"⇽",lobrk:"⟦",longleftarrow:"⟵",longleftrightarrow:"⟷",longmapsto:"⟼",longrightarrow:"⟶",looparrowleft:"↫",looparrowright:"↬",lopar:"⦅",lopf:"𝕝",loplus:"⨭",lotimes:"⨴",lowast:"∗",lowbar:"_",loz:"◊",lozenge:"◊",lozf:"⧫",lpar:"(",lparlt:"⦓",lrarr:"⇆",lrcorner:"⌟",lrhar:"⇋",lrhard:"⥭",lrm:"‎",lrtri:"⊿",lsaquo:"‹",lscr:"𝓁",lsh:"↰",lsim:"≲",lsime:"⪍",lsimg:"⪏",lsqb:"[",lsquo:"‘",lsquor:"‚",lstrok:"ł",lt:"<",ltcc:"⪦",ltcir:"⩹",ltdot:"⋖",lthree:"⋋",ltimes:"⋉",ltlarr:"⥶",ltquest:"⩻",ltrPar:"⦖",ltri:"◃",ltrie:"⊴",ltrif:"◂",lurdshar:"⥊",luruhar:"⥦",lvertneqq:"≨︀",lvnE:"≨︀",mDDot:"∺",macr:"¯",male:"♂",malt:"✠",maltese:"✠",map:"↦",mapsto:"↦",mapstodown:"↧",mapstoleft:"↤",mapstoup:"↥",marker:"▮",mcomma:"⨩",mcy:"м",mdash:"—",measuredangle:"∡",mfr:"𝔪",mho:"℧",micro:"µ",mid:"∣",midast:"*",midcir:"⫰",middot:"·",minus:"−",minusb:"⊟",minusd:"∸",minusdu:"⨪",mlcp:"⫛",mldr:"…",mnplus:"∓",models:"⊧",mopf:"𝕞",mp:"∓",mscr:"𝓂",mstpos:"∾",mu:"μ",multimap:"⊸",mumap:"⊸",nGg:"⋙̸",nGt:"≫⃒",nGtv:"≫̸",nLeftarrow:"⇍",nLeftrightarrow:"⇎",nLl:"⋘̸",nLt:"≪⃒",nLtv:"≪̸",nRightarrow:"⇏",nVDash:"⊯",nVdash:"⊮",nabla:"∇",nacute:"ń",nang:"∠⃒",nap:"≉",napE:"⩰̸",napid:"≋̸",napos:"ʼn",napprox:"≉",natur:"♮",natural:"♮",naturals:"ℕ",nbsp:" ",nbump:"≎̸",nbumpe:"≏̸",ncap:"⩃",ncaron:"ň",ncedil:"ņ",ncong:"≇",ncongdot:"⩭̸",ncup:"⩂",ncy:"н",ndash:"–",ne:"≠",neArr:"⇗",nearhk:"⤤",nearr:"↗",nearrow:"↗",nedot:"≐̸",nequiv:"≢",nesear:"⤨",nesim:"≂̸",nexist:"∄",nexists:"∄",nfr:"𝔫",ngE:"≧̸",nge:"≱",ngeq:"≱",ngeqq:"≧̸",ngeqslant:"⩾̸",nges:"⩾̸",ngsim:"≵",ngt:"≯",ngtr:"≯",nhArr:"⇎",nharr:"↮",nhpar:"⫲",ni:"∋",nis:"⋼",nisd:"⋺",niv:"∋",njcy:"њ",nlArr:"⇍",nlE:"≦̸",nlarr:"↚",nldr:"‥",nle:"≰",nleftarrow:"↚",nleftrightarrow:"↮",nleq:"≰",nleqq:"≦̸",nleqslant:"⩽̸",nles:"⩽̸",nless:"≮",nlsim:"≴",nlt:"≮",nltri:"⋪",nltrie:"⋬",nmid:"∤",nopf:"𝕟",not:"¬",notin:"∉",notinE:"⋹̸",notindot:"⋵̸",notinva:"∉",notinvb:"⋷",notinvc:"⋶",notni:"∌",notniva:"∌",notnivb:"⋾",notnivc:"⋽",npar:"∦",nparallel:"∦",nparsl:"⫽⃥",npart:"∂̸",npolint:"⨔",npr:"⊀",nprcue:"⋠",npre:"⪯̸",nprec:"⊀",npreceq:"⪯̸",nrArr:"⇏",nrarr:"↛",nrarrc:"⤳̸",nrarrw:"↝̸",nrightarrow:"↛",nrtri:"⋫",nrtrie:"⋭",nsc:"⊁",nsccue:"⋡",nsce:"⪰̸",nscr:"𝓃",nshortmid:"∤",nshortparallel:"∦",nsim:"≁",nsime:"≄",nsimeq:"≄",nsmid:"∤",nspar:"∦",nsqsube:"⋢",nsqsupe:"⋣",nsub:"⊄",nsubE:"⫅̸",nsube:"⊈",nsubset:"⊂⃒",nsubseteq:"⊈",nsubseteqq:"⫅̸",nsucc:"⊁",nsucceq:"⪰̸",nsup:"⊅",nsupE:"⫆̸",nsupe:"⊉",nsupset:"⊃⃒",nsupseteq:"⊉",nsupseteqq:"⫆̸",ntgl:"≹",ntilde:"ñ",ntlg:"≸",ntriangleleft:"⋪",ntrianglelefteq:"⋬",ntriangleright:"⋫",ntrianglerighteq:"⋭",nu:"ν",num:"#",numero:"№",numsp:" ",nvDash:"⊭",nvHarr:"⤄",nvap:"≍⃒",nvdash:"⊬",nvge:"≥⃒",nvgt:">⃒",nvinfin:"⧞",nvlArr:"⤂",nvle:"≤⃒",nvlt:"<⃒",nvltrie:"⊴⃒",nvrArr:"⤃",nvrtrie:"⊵⃒",nvsim:"∼⃒",nwArr:"⇖",nwarhk:"⤣",nwarr:"↖",nwarrow:"↖",nwnear:"⤧",oS:"Ⓢ",oacute:"ó",oast:"⊛",ocir:"⊚",ocirc:"ô",ocy:"о",odash:"⊝",odblac:"ő",odiv:"⨸",odot:"⊙",odsold:"⦼",oelig:"œ",ofcir:"⦿",ofr:"𝔬",ogon:"˛",ograve:"ò",ogt:"⧁",ohbar:"⦵",ohm:"Ω",oint:"∮",olarr:"↺",olcir:"⦾",olcross:"⦻",oline:"‾",olt:"⧀",omacr:"ō",omega:"ω",omicron:"ο",omid:"⦶",ominus:"⊖",oopf:"𝕠",opar:"⦷",operp:"⦹",oplus:"⊕",or:"∨",orarr:"↻",ord:"⩝",order:"ℴ",orderof:"ℴ",ordf:"ª",ordm:"º",origof:"⊶",oror:"⩖",orslope:"⩗",orv:"⩛",oscr:"ℴ",oslash:"ø",osol:"⊘",otilde:"õ",otimes:"⊗",otimesas:"⨶",ouml:"ö",ovbar:"⌽",par:"∥",para:"¶",parallel:"∥",parsim:"⫳",parsl:"⫽",part:"∂",pcy:"п",percnt:"%",period:".",permil:"‰",perp:"⊥",pertenk:"‱",pfr:"𝔭",phi:"φ",phiv:"ϕ",phmmat:"ℳ",phone:"☎",pi:"π",pitchfork:"⋔",piv:"ϖ",planck:"ℏ",planckh:"ℎ",plankv:"ℏ",plus:"+",plusacir:"⨣",plusb:"⊞",pluscir:"⨢",plusdo:"∔",plusdu:"⨥",pluse:"⩲",plusmn:"±",plussim:"⨦",plustwo:"⨧",pm:"±",pointint:"⨕",popf:"𝕡",pound:"£",pr:"≺",prE:"⪳",prap:"⪷",prcue:"≼",pre:"⪯",prec:"≺",precapprox:"⪷",preccurlyeq:"≼",preceq:"⪯",precnapprox:"⪹",precneqq:"⪵",precnsim:"⋨",precsim:"≾",prime:"′",primes:"ℙ",prnE:"⪵",prnap:"⪹",prnsim:"⋨",prod:"∏",profalar:"⌮",profline:"⌒",profsurf:"⌓",prop:"∝",propto:"∝",prsim:"≾",prurel:"⊰",pscr:"𝓅",psi:"ψ",puncsp:" ",qfr:"𝔮",qint:"⨌",qopf:"𝕢",qprime:"⁗",qscr:"𝓆",quaternions:"ℍ",quatint:"⨖",quest:"?",questeq:"≟",quot:'"',rAarr:"⇛",rArr:"⇒",rAtail:"⤜",rBarr:"⤏",rHar:"⥤",race:"∽̱",racute:"ŕ",radic:"√",raemptyv:"⦳",rang:"⟩",rangd:"⦒",range:"⦥",rangle:"⟩",raquo:"»",rarr:"→",rarrap:"⥵",rarrb:"⇥",rarrbfs:"⤠",rarrc:"⤳",rarrfs:"⤞",rarrhk:"↪",rarrlp:"↬",rarrpl:"⥅",rarrsim:"⥴",rarrtl:"↣",rarrw:"↝",ratail:"⤚",ratio:"∶",rationals:"ℚ",rbarr:"⤍",rbbrk:"❳",rbrace:"}",rbrack:"]",rbrke:"⦌",rbrksld:"⦎",rbrkslu:"⦐",rcaron:"ř",rcedil:"ŗ",rceil:"⌉",rcub:"}",rcy:"р",rdca:"⤷",rdldhar:"⥩",rdquo:"”",rdquor:"”",rdsh:"↳",real:"ℜ",realine:"ℛ",realpart:"ℜ",reals:"ℝ",rect:"▭",reg:"®",rfisht:"⥽",rfloor:"⌋",rfr:"𝔯",rhard:"⇁",rharu:"⇀",rharul:"⥬",rho:"ρ",rhov:"ϱ",rightarrow:"→",rightarrowtail:"↣",rightharpoondown:"⇁",rightharpoonup:"⇀",rightleftarrows:"⇄",rightleftharpoons:"⇌",rightrightarrows:"⇉",rightsquigarrow:"↝",rightthreetimes:"⋌",ring:"˚",risingdotseq:"≓",rlarr:"⇄",rlhar:"⇌",rlm:"‏",rmoust:"⎱",rmoustache:"⎱",rnmid:"⫮",roang:"⟭",roarr:"⇾",robrk:"⟧",ropar:"⦆",ropf:"𝕣",roplus:"⨮",rotimes:"⨵",rpar:")",rpargt:"⦔",rppolint:"⨒",rrarr:"⇉",rsaquo:"›",rscr:"𝓇",rsh:"↱",rsqb:"]",rsquo:"’",rsquor:"’",rthree:"⋌",rtimes:"⋊",rtri:"▹",rtrie:"⊵",rtrif:"▸",rtriltri:"⧎",ruluhar:"⥨",rx:"℞",sacute:"ś",sbquo:"‚",sc:"≻",scE:"⪴",scap:"⪸",scaron:"š",sccue:"≽",sce:"⪰",scedil:"ş",scirc:"ŝ",scnE:"⪶",scnap:"⪺",scnsim:"⋩",scpolint:"⨓",scsim:"≿",scy:"с",sdot:"⋅",sdotb:"⊡",sdote:"⩦",seArr:"⇘",searhk:"⤥",searr:"↘",searrow:"↘",sect:"§",semi:";",seswar:"⤩",setminus:"∖",setmn:"∖",sext:"✶",sfr:"𝔰",sfrown:"⌢",sharp:"♯",shchcy:"щ",shcy:"ш",shortmid:"∣",shortparallel:"∥",shy:"­",sigma:"σ",sigmaf:"ς",sigmav:"ς",sim:"∼",simdot:"⩪",sime:"≃",simeq:"≃",simg:"⪞",simgE:"⪠",siml:"⪝",simlE:"⪟",simne:"≆",simplus:"⨤",simrarr:"⥲",slarr:"←",smallsetminus:"∖",smashp:"⨳",smeparsl:"⧤",smid:"∣",smile:"⌣",smt:"⪪",smte:"⪬",smtes:"⪬︀",softcy:"ь",sol:"/",solb:"⧄",solbar:"⌿",sopf:"𝕤",spades:"♠",spadesuit:"♠",spar:"∥",sqcap:"⊓",sqcaps:"⊓︀",sqcup:"⊔",sqcups:"⊔︀",sqsub:"⊏",sqsube:"⊑",sqsubset:"⊏",sqsubseteq:"⊑",sqsup:"⊐",sqsupe:"⊒",sqsupset:"⊐",sqsupseteq:"⊒",squ:"□",square:"□",squarf:"▪",squf:"▪",srarr:"→",sscr:"𝓈",ssetmn:"∖",ssmile:"⌣",sstarf:"⋆",star:"☆",starf:"★",straightepsilon:"ϵ",straightphi:"ϕ",strns:"¯",sub:"⊂",subE:"⫅",subdot:"⪽",sube:"⊆",subedot:"⫃",submult:"⫁",subnE:"⫋",subne:"⊊",subplus:"⪿",subrarr:"⥹",subset:"⊂",subseteq:"⊆",subseteqq:"⫅",subsetneq:"⊊",subsetneqq:"⫋",subsim:"⫇",subsub:"⫕",subsup:"⫓",succ:"≻",succapprox:"⪸",succcurlyeq:"≽",succeq:"⪰",succnapprox:"⪺",succneqq:"⪶",succnsim:"⋩",succsim:"≿",sum:"∑",sung:"♪",sup1:"¹",sup2:"²",sup3:"³",sup:"⊃",supE:"⫆",supdot:"⪾",supdsub:"⫘",supe:"⊇",supedot:"⫄",suphsol:"⟉",suphsub:"⫗",suplarr:"⥻",supmult:"⫂",supnE:"⫌",supne:"⊋",supplus:"⫀",supset:"⊃",supseteq:"⊇",supseteqq:"⫆",supsetneq:"⊋",supsetneqq:"⫌",supsim:"⫈",supsub:"⫔",supsup:"⫖",swArr:"⇙",swarhk:"⤦",swarr:"↙",swarrow:"↙",swnwar:"⤪",szlig:"ß",target:"⌖",tau:"τ",tbrk:"⎴",tcaron:"ť",tcedil:"ţ",tcy:"т",tdot:"⃛",telrec:"⌕",tfr:"𝔱",there4:"∴",therefore:"∴",theta:"θ",thetasym:"ϑ",thetav:"ϑ",thickapprox:"≈",thicksim:"∼",thinsp:" ",thkap:"≈",thksim:"∼",thorn:"þ",tilde:"˜",times:"×",timesb:"⊠",timesbar:"⨱",timesd:"⨰",tint:"∭",toea:"⤨",top:"⊤",topbot:"⌶",topcir:"⫱",topf:"𝕥",topfork:"⫚",tosa:"⤩",tprime:"‴",trade:"™",triangle:"▵",triangledown:"▿",triangleleft:"◃",trianglelefteq:"⊴",triangleq:"≜",triangleright:"▹",trianglerighteq:"⊵",tridot:"◬",trie:"≜",triminus:"⨺",triplus:"⨹",trisb:"⧍",tritime:"⨻",trpezium:"⏢",tscr:"𝓉",tscy:"ц",tshcy:"ћ",tstrok:"ŧ",twixt:"≬",twoheadleftarrow:"↞",twoheadrightarrow:"↠",uArr:"⇑",uHar:"⥣",uacute:"ú",uarr:"↑",ubrcy:"ў",ubreve:"ŭ",ucirc:"û",ucy:"у",udarr:"⇅",udblac:"ű",udhar:"⥮",ufisht:"⥾",ufr:"𝔲",ugrave:"ù",uharl:"↿",uharr:"↾",uhblk:"▀",ulcorn:"⌜",ulcorner:"⌜",ulcrop:"⌏",ultri:"◸",umacr:"ū",uml:"¨",uogon:"ų",uopf:"𝕦",uparrow:"↑",updownarrow:"↕",upharpoonleft:"↿",upharpoonright:"↾",uplus:"⊎",upsi:"υ",upsih:"ϒ",upsilon:"υ",upuparrows:"⇈",urcorn:"⌝",urcorner:"⌝",urcrop:"⌎",uring:"ů",urtri:"◹",uscr:"𝓊",utdot:"⋰",utilde:"ũ",utri:"▵",utrif:"▴",uuarr:"⇈",uuml:"ü",uwangle:"⦧",vArr:"⇕",vBar:"⫨",vBarv:"⫩",vDash:"⊨",vangrt:"⦜",varepsilon:"ϵ",varkappa:"ϰ",varnothing:"∅",varphi:"ϕ",varpi:"ϖ",varpropto:"∝",varr:"↕",varrho:"ϱ",varsigma:"ς",varsubsetneq:"⊊︀",varsubsetneqq:"⫋︀",varsupsetneq:"⊋︀",varsupsetneqq:"⫌︀",vartheta:"ϑ",vartriangleleft:"⊲",vartriangleright:"⊳",vcy:"в",vdash:"⊢",vee:"∨",veebar:"⊻",veeeq:"≚",vellip:"⋮",verbar:"|",vert:"|",vfr:"𝔳",vltri:"⊲",vnsub:"⊂⃒",vnsup:"⊃⃒",vopf:"𝕧",vprop:"∝",vrtri:"⊳",vscr:"𝓋",vsubnE:"⫋︀",vsubne:"⊊︀",vsupnE:"⫌︀",vsupne:"⊋︀",vzigzag:"⦚",wcirc:"ŵ",wedbar:"⩟",wedge:"∧",wedgeq:"≙",weierp:"℘",wfr:"𝔴",wopf:"𝕨",wp:"℘",wr:"≀",wreath:"≀",wscr:"𝓌",xcap:"⋂",xcirc:"◯",xcup:"⋃",xdtri:"▽",xfr:"𝔵",xhArr:"⟺",xharr:"⟷",xi:"ξ",xlArr:"⟸",xlarr:"⟵",xmap:"⟼",xnis:"⋻",xodot:"⨀",xopf:"𝕩",xoplus:"⨁",xotime:"⨂",xrArr:"⟹",xrarr:"⟶",xscr:"𝓍",xsqcup:"⨆",xuplus:"⨄",xutri:"△",xvee:"⋁",xwedge:"⋀",yacute:"ý",yacy:"я",ycirc:"ŷ",ycy:"ы",yen:"¥",yfr:"𝔶",yicy:"ї",yopf:"𝕪",yscr:"𝓎",yucy:"ю",yuml:"ÿ",zacute:"ź",zcaron:"ž",zcy:"з",zdot:"ż",zeetrf:"ℨ",zeta:"ζ",zfr:"𝔷",zhcy:"ж",zigrarr:"⇝",zopf:"𝕫",zscr:"𝓏",zwj:"‍",zwnj:"‌"},re={0:65533,128:8364,130:8218,131:402,132:8222,133:8230,134:8224,135:8225,136:710,137:8240,138:352,139:8249,140:338,142:381,145:8216,146:8217,147:8220,148:8221,149:8226,150:8211,151:8212,152:732,153:8482,154:353,155:8250,156:339,158:382,159:376};function ne(e){return e.replace(/&(?:[a-zA-Z]+|#[xX][\da-fA-F]+|#\d+);/g,(e=>{if("#"===e.charAt(1)){const t=e.charAt(2);return function(e){if(e>=55296&&e<=57343||e>1114111)return"�";return String.fromCodePoint(y(re,e)??e)}("X"===t||"x"===t?parseInt(e.slice(3),16):parseInt(e.slice(2),10))}return y(te,e.slice(1,-1))??e}))}function oe(e,t){return e.startIndex=e.tokenIndex=e.index,e.startColumn=e.tokenColumn=e.column,e.startLine=e.tokenLine=e.line,e.setToken(8192&n[e.currentChar]?function(e){const t=e.currentChar;let r=c(e);const n=e.index;for(;r!==t;)e.index>=e.end&&e.report(16),r=c(e);r!==t&&e.report(16);e.tokenValue=e.source.slice(n,e.index),c(e),e.options.raw&&(e.tokenRaw=e.source.slice(e.tokenIndex,e.index));return 134283267}(e):F(e,t,0)),e.getToken()}function ae(e){if(e.startIndex=e.tokenIndex=e.index,e.startColumn=e.tokenColumn=e.column,e.startLine=e.tokenLine=e.line,e.index>=e.end)return void e.setToken(1048576);if(60===e.currentChar)return c(e),void e.setToken(8456256);if(123===e.currentChar)return c(e),void e.setToken(2162700);let t=0;for(;e.indexe.declareUnboundVariable(t)))):(c&&e.report(172),r&&(n.forEach((t=>e.declareUnboundVariable(t))),a.forEach((t=>e.addBindingToExports(t))))),M(e,32|t);break}case 132:case 86094:a=Tt(e,t,r,void 0,2);break;case 86104:a=nt(e,t,r,void 0,4,1,2,0,e.tokenStart);break;case 241737:a=we(e,t,r,void 0,8,64);break;case 86090:a=we(e,t,r,void 0,16,64);break;case 86088:a=Se(e,t,r,void 0,64);break;case 209005:{const{tokenStart:n}=e;if(j(e,t),!(1&e.flags)&&86104===e.getToken()){a=nt(e,t,r,void 0,4,1,2,1,n);break}}default:e.report(30,x[255&e.getToken()])}const c={type:"ExportNamedDeclaration",declaration:a,specifiers:o,source:i,attributes:s};return e.finishNode(c,n)}(e,t,r);break;case 86106:n=function(e,t,r){const n=e.tokenStart;j(e,t);let o=null;const{tokenStart:a}=e;let i=[];if(134283267===e.getToken())o=rt(e,t);else{if(143360&e.getToken()){const 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2097152&~e.getToken()?(f=Ge(e,t,n,1,0,1),p|=1&e.assignable?32:16,18===e.getToken()||1074790415===e.getToken()?2&e.assignable&&(p|=16):(f=je(e,t,n,f,a,0,o),p=1&e.assignable?0:16,18!==e.getToken()&&1074790415!==e.getToken()&&(1077936155!==e.getToken()&&(p|=16),f=Re(e,t,n,a,i,o,f)))):(f=69271571===e.getToken()?at(e,t,r,n,0,a,i,s,c):lt(e,t,r,n,0,a,i,s,c),p=e.destructible,e.assignable=16&p?2:1,18===e.getToken()||1074790415===e.getToken()?2&e.assignable&&(p|=16):8&p?e.report(62):(f=je(e,t,n,f,a,0,o),p=2&e.assignable?16|p:0,4194304&~e.getToken()?(8388608&~e.getToken()||(f=Pe(e,t,n,1,o,4,g,f)),z(e,32|t,22)&&(f=Ue(e,t,n,f,o)),p|=2&e.assignable?16:32):(1077936155!==e.getToken()&&(p|=16),f=Be(e,t,n,a,i,o,f))))}else 67174411===e.getToken()?(k|=1,f=ct(e,t,n,k,a,e.tokenStart),p=16):e.report(44);else if(8391476===g)if(X(e,32|t,8391476),k|=8,143360&e.getToken()){const r=e.getToken();if(h=tt(e,t),k|=1,67174411!==e.getToken())throw new 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2097152&~e.getToken()?(f=Ge(e,t,n,1,0,1),p|=1&e.assignable?32:16,18===e.getToken()||1074790415===e.getToken()?2&e.assignable&&(p|=16):(f=je(e,t,n,f,a,0,l),p=1&e.assignable?0:16,18!==e.getToken()&&1074790415!==e.getToken()&&(1077936155!==e.getToken()&&(p|=16),f=Re(e,t,n,a,i,l,f)))):(f=69271571===e.getToken()?at(e,t,r,n,0,a,i,s,c):lt(e,t,r,n,0,a,i,s,c),p=e.destructible,e.assignable=16&p?2:1,18===e.getToken()||1074790415===e.getToken()?2&e.assignable&&(p|=16):8&~e.destructible&&(f=je(e,t,n,f,a,0,l),p=2&e.assignable?16:0,4194304&~e.getToken()?(8388608&~e.getToken()||(f=Pe(e,t,n,1,l,4,g,f)),z(e,32|t,22)&&(f=Ue(e,t,n,f,l)),p|=2&e.assignable?16:32):f=Be(e,t,n,a,i,l,f)))}else 67174411===e.getToken()?(k|=1,f=ct(e,t,n,k,a,e.tokenStart),p=16|e.assignable):e.report(134);p|=128&e.destructible?128:0,e.destructible=p,u.push(e.finishNode({type:"Property",key:h,value:f,kind:768&k?512&k?"set":"get":"init",computed:(2&k)>0,method:(1&k)>0,shorthand:(4&k)>0},l))}if(p|=e.destructible,18!==e.getToken())break;j(e,t)}X(e,t,1074790415),d>1&&(p|=64);const g=e.finishNode({type:i?"ObjectPattern":"ObjectExpression",properties:u},l);return!o&&4194304&e.getToken()?it(e,t,n,p,a,i,l,g):(e.destructible=p,g)}function ut(e,t,r,n){j(e,32|t);const o=Ie(e,131072^(131072|t),r,1,n,e.tokenStart);return X(e,t,20),o}function pt(e,t,r){const{tokenStart:n}=e,{tokenValue:o}=e;let a=0,i=0;537079808&~e.getToken()?36864&~e.getToken()||(i=1):a=1;const s=tt(e,t);if(e.assignable=1,10===e.getToken()){const c=e.options.lexical?le(e,t,o):void 0;return a&&(e.flags|=128),i&&(e.flags|=256),ft(e,t,c,r,[s],0,n)}return s}function dt(e,t,r,n,o,a,i,s,c){i||e.report(57),a&&e.report(51),e.flags&=-129;return 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209009:if(67174411!==e.getToken()){if(!(1073741824&~e.getToken()))return Ct(e,t,n,p,u,i,l);u|=512}break;case 12402:if(67174411!==e.getToken()&&!(1&e.flags)){if(!(1073741824&~e.getToken()))return Ct(e,t,n,p,u,i,l);e.options.next&&(u|=1024)}}else if(69271571===d)u|=2,p=ut(e,o,n,c);else if(134217728&~d)if(8391476===d)u|=8,j(e,t);else if(130===e.getToken())u|=8192,p=vt(e,16|t,n,768);else if(1073741824&~e.getToken()){if(s&&2162700===d)return function(e,t,r,n,o){return r=r?.createChildScope(),ke(e,t=592128|5764^(5764|t),r,n,{},o,"StaticBlock")}(e,16|t,r,n,l);-2147483527===d?(p=tt(e,t),67174411!==e.getToken()&&e.report(30,x[255&e.getToken()])):e.report(30,x[255&e.getToken()])}else u|=128;else 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codex_protocol::ThreadId; +use serde::Deserialize; +use serde::Serialize; +use tokio::io::AsyncBufReadExt; +use tokio::io::AsyncWriteExt; +use tokio::io::BufReader; +use tokio::process::Child; +use tokio::process::ChildStdin; +use tokio::sync::Mutex; +use tokio::sync::OnceCell; +use tokio_util::sync::CancellationToken; +use tracing::warn; +use uuid::Uuid; + +use crate::codex::Session; +use crate::codex::TurnContext; +use crate::exec::ExecExpiration; +use crate::exec_env::create_env; +use crate::function_tool::FunctionCallError; +use crate::sandboxing::CommandSpec; +use crate::sandboxing::SandboxManager; +use crate::sandboxing::SandboxPermissions; +use crate::tools::context::SharedTurnDiffTracker; +use crate::tools::sandboxing::SandboxablePreference; + +pub(crate) const JS_REPL_PRAGMA_PREFIX: &str = "// codex-js-repl:"; +const KERNEL_SOURCE: &str = include_str!("kernel.js"); +const MERIYAH_UMD: &str = include_str!("meriyah.umd.min.js"); +const JS_REPL_MIN_NODE_VERSION: &str = include_str!("../../../../node-version.txt"); + +/// Per-task js_repl handle stored on the turn context. +pub(crate) struct JsReplHandle { + node_path: Option, + codex_home: PathBuf, + cell: OnceCell>, +} + +impl fmt::Debug for JsReplHandle { + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + f.debug_struct("JsReplHandle").finish_non_exhaustive() + } +} + +impl JsReplHandle { + pub(crate) fn with_node_path(node_path: Option, codex_home: PathBuf) -> Self { + Self { + node_path, + codex_home, + cell: OnceCell::new(), + } + } + + pub(crate) async fn manager(&self) -> Result, FunctionCallError> { + self.cell + .get_or_try_init(|| async { + JsReplManager::new(self.node_path.clone(), self.codex_home.clone()).await + }) + .await + .cloned() + } +} + +#[derive(Clone, Debug, Deserialize)] +#[serde(deny_unknown_fields)] +pub struct JsReplArgs { + pub code: String, + #[serde(default)] + pub timeout_ms: Option, +} + +#[derive(Clone, Debug)] +pub struct JsExecResult { + pub output: String, +} + +struct KernelState { + _child: Child, + stdin: Arc>, + pending_execs: Arc>>>, + shutdown: CancellationToken, +} + +pub struct JsReplManager { + node_path: Option, + codex_home: PathBuf, + tmp_dir: tempfile::TempDir, + kernel: Mutex>, + exec_lock: Arc, +} + +impl JsReplManager { + async fn new( + node_path: Option, + codex_home: PathBuf, + ) -> Result, FunctionCallError> { + let tmp_dir = tempfile::tempdir().map_err(|err| { + FunctionCallError::RespondToModel(format!("failed to create js_repl temp dir: {err}")) + })?; + + let manager = Arc::new(Self { + node_path, + codex_home, + tmp_dir, + kernel: Mutex::new(None), + exec_lock: Arc::new(tokio::sync::Semaphore::new(1)), + }); + + Ok(manager) + } + + pub async fn reset(&self) -> Result<(), FunctionCallError> { + self.reset_kernel().await; + Ok(()) + } + + async fn reset_kernel(&self) { + let state = { + let mut guard = self.kernel.lock().await; + guard.take() + }; + if let Some(state) = state { + state.shutdown.cancel(); + } + } + + pub async fn execute( + &self, + session: Arc, + turn: Arc, + _tracker: SharedTurnDiffTracker, + args: JsReplArgs, + ) -> Result { + let _permit = self.exec_lock.clone().acquire_owned().await.map_err(|_| { + FunctionCallError::RespondToModel("js_repl execution unavailable".to_string()) + })?; + + let (stdin, pending_execs) = { + let mut kernel = self.kernel.lock().await; + if kernel.is_none() { + let state = self + .start_kernel(Arc::clone(&turn), Some(session.conversation_id)) + .await + .map_err(FunctionCallError::RespondToModel)?; + *kernel = Some(state); + } + + let state = match kernel.as_ref() { + Some(state) => state, + None => { + return Err(FunctionCallError::RespondToModel( + "js_repl kernel unavailable".to_string(), + )); + } + }; + (Arc::clone(&state.stdin), Arc::clone(&state.pending_execs)) + }; + + let (req_id, rx) = { + let req_id = Uuid::new_v4().to_string(); + let mut pending = pending_execs.lock().await; + let (tx, rx) = tokio::sync::oneshot::channel(); + pending.insert(req_id.clone(), tx); + (req_id, rx) + }; + + let payload = HostToKernel::Exec { + id: req_id.clone(), + code: args.code, + timeout_ms: args.timeout_ms, + }; + + Self::write_message(&stdin, &payload).await?; + + let timeout_ms = args.timeout_ms.unwrap_or(30_000); + let response = match tokio::time::timeout(Duration::from_millis(timeout_ms), rx).await { + Ok(Ok(msg)) => msg, + Ok(Err(_)) => { + let mut pending = pending_execs.lock().await; + pending.remove(&req_id); + return Err(FunctionCallError::RespondToModel( + "js_repl kernel closed unexpectedly".to_string(), + )); + } + Err(_) => { + self.reset().await?; + return Err(FunctionCallError::RespondToModel( + "js_repl execution timed out; kernel reset, rerun your request".to_string(), + )); + } + }; + + match response { + ExecResultMessage::Ok { output } => Ok(JsExecResult { output }), + ExecResultMessage::Err { message } => Err(FunctionCallError::RespondToModel(message)), + } + } + + async fn start_kernel( + &self, + turn: Arc, + thread_id: Option, + ) -> Result { + let node_path = resolve_node(self.node_path.as_deref()).ok_or_else(|| { + "Node runtime not found; install Node or set CODEX_JS_REPL_NODE_PATH".to_string() + })?; + ensure_node_version(&node_path).await?; + + let kernel_path = self + .write_kernel_script() + .await + .map_err(|err| err.to_string())?; + + let mut env = create_env(&turn.shell_environment_policy, thread_id); + env.insert( + "CODEX_JS_TMP_DIR".to_string(), + self.tmp_dir.path().to_string_lossy().to_string(), + ); + env.insert( + "CODEX_JS_REPL_HOME".to_string(), + self.codex_home + .join("js_repl") + .to_string_lossy() + .to_string(), + ); + + let spec = CommandSpec { + program: node_path.to_string_lossy().to_string(), + args: vec![ + "--experimental-vm-modules".to_string(), + kernel_path.to_string_lossy().to_string(), + ], + cwd: turn.cwd.clone(), + env, + expiration: ExecExpiration::DefaultTimeout, + sandbox_permissions: SandboxPermissions::UseDefault, + justification: None, + }; + + let sandbox = SandboxManager::new(); + let has_managed_network_requirements = turn + .config + .config_layer_stack + .requirements_toml() + .network + .is_some(); + let sandbox_type = sandbox.select_initial( + &turn.sandbox_policy, + SandboxablePreference::Auto, + turn.windows_sandbox_level, + has_managed_network_requirements, + ); + let exec_env = sandbox + .transform(crate::sandboxing::SandboxTransformRequest { + spec, + policy: &turn.sandbox_policy, + sandbox: sandbox_type, + enforce_managed_network: has_managed_network_requirements, + network: None, + sandbox_policy_cwd: &turn.cwd, + codex_linux_sandbox_exe: turn.codex_linux_sandbox_exe.as_ref(), + use_linux_sandbox_bwrap: turn + .features + .enabled(crate::features::Feature::UseLinuxSandboxBwrap), + windows_sandbox_level: turn.windows_sandbox_level, + }) + .map_err(|err| format!("failed to configure sandbox for js_repl: {err}"))?; + + let mut cmd = + tokio::process::Command::new(exec_env.command.first().cloned().unwrap_or_default()); + if exec_env.command.len() > 1 { + cmd.args(&exec_env.command[1..]); + } + #[cfg(unix)] + cmd.arg0( + exec_env + .arg0 + .clone() + .unwrap_or_else(|| exec_env.command.first().cloned().unwrap_or_default()), + ); + cmd.current_dir(&exec_env.cwd); + cmd.env_clear(); + cmd.envs(exec_env.env); + cmd.stdin(std::process::Stdio::piped()) + .stdout(std::process::Stdio::piped()) + .stderr(std::process::Stdio::piped()) + .kill_on_drop(true); + + let mut child = cmd + .spawn() + .map_err(|err| format!("failed to start Node runtime: {err}"))?; + let stdout = child + .stdout + .take() + .ok_or_else(|| "js_repl kernel missing stdout".to_string())?; + let stderr = child.stderr.take(); + let stdin = child + .stdin + .take() + .ok_or_else(|| "js_repl kernel missing stdin".to_string())?; + + let shutdown = CancellationToken::new(); + let pending_execs: Arc< + Mutex>>, + > = Arc::new(Mutex::new(HashMap::new())); + let stdin_arc = Arc::new(Mutex::new(stdin)); + + tokio::spawn(Self::read_stdout( + stdout, + Arc::clone(&pending_execs), + shutdown.clone(), + )); + if let Some(stderr) = stderr { + tokio::spawn(Self::read_stderr(stderr, shutdown.clone())); + } else { + warn!("js_repl kernel missing stderr"); + } + + Ok(KernelState { + _child: child, + stdin: stdin_arc, + pending_execs, + shutdown, + }) + } + + async fn write_kernel_script(&self) -> Result { + let dir = self.tmp_dir.path(); + let kernel_path = dir.join("js_repl_kernel.js"); + let meriyah_path = dir.join("meriyah.umd.min.js"); + tokio::fs::write(&kernel_path, KERNEL_SOURCE).await?; + tokio::fs::write(&meriyah_path, MERIYAH_UMD).await?; + Ok(kernel_path) + } + + async fn write_message( + stdin: &Arc>, + msg: &HostToKernel, + ) -> Result<(), FunctionCallError> { + let encoded = serde_json::to_string(msg).map_err(|err| { + FunctionCallError::RespondToModel(format!("failed to serialize kernel message: {err}")) + })?; + let mut guard = stdin.lock().await; + guard.write_all(encoded.as_bytes()).await.map_err(|err| { + FunctionCallError::RespondToModel(format!("failed to write to kernel: {err}")) + })?; + guard.write_all(b"\n").await.map_err(|err| { + FunctionCallError::RespondToModel(format!("failed to flush kernel message: {err}")) + })?; + Ok(()) + } + + async fn read_stdout( + stdout: tokio::process::ChildStdout, + pending_execs: Arc>>>, + shutdown: CancellationToken, + ) { + let mut reader = BufReader::new(stdout).lines(); + + loop { + let line = tokio::select! { + _ = shutdown.cancelled() => break, + res = reader.next_line() => match res { + Ok(Some(line)) => line, + Ok(None) => break, + Err(err) => { + warn!("js_repl kernel stream ended: {err}"); + break; + } + }, + }; + + let parsed: Result = serde_json::from_str(&line); + let msg = match parsed { + Ok(m) => m, + Err(err) => { + warn!("js_repl kernel sent invalid json: {err} (line: {line})"); + continue; + } + }; + + let KernelToHost::ExecResult { + id, + ok, + output, + error, + } = msg; + + let mut pending = pending_execs.lock().await; + if let Some(tx) = pending.remove(&id) { + let payload = if ok { + ExecResultMessage::Ok { output } + } else { + ExecResultMessage::Err { + message: error.unwrap_or_else(|| "js_repl execution failed".to_string()), + } + }; + let _ = tx.send(payload); + } + } + + let mut pending = pending_execs.lock().await; + for (_id, tx) in pending.drain() { + let _ = tx.send(ExecResultMessage::Err { + message: "js_repl kernel exited unexpectedly".to_string(), + }); + } + } + + async fn read_stderr(stderr: tokio::process::ChildStderr, shutdown: CancellationToken) { + let mut reader = BufReader::new(stderr).lines(); + + loop { + let line = tokio::select! { + _ = shutdown.cancelled() => break, + res = reader.next_line() => match res { + Ok(Some(line)) => line, + Ok(None) => break, + Err(err) => { + warn!("js_repl kernel stderr ended: {err}"); + break; + } + }, + }; + let trimmed = line.trim(); + if !trimmed.is_empty() { + warn!("js_repl stderr: {trimmed}"); + } + } + } +} + +#[derive(Clone, Debug, Deserialize)] +#[serde(tag = "type", rename_all = "snake_case")] +enum KernelToHost { + ExecResult { + id: String, + ok: bool, + output: String, + #[serde(default)] + error: Option, + }, +} + +#[derive(Clone, Debug, Serialize)] +#[serde(tag = "type", rename_all = "snake_case")] +enum HostToKernel { + Exec { + id: String, + code: String, + #[serde(default)] + timeout_ms: Option, + }, +} + +#[derive(Debug)] +enum ExecResultMessage { + Ok { output: String }, + Err { message: String }, +} + +#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)] +struct NodeVersion { + major: u64, + minor: u64, + patch: u64, +} + +impl fmt::Display for NodeVersion { + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + write!(f, "{}.{}.{}", self.major, self.minor, self.patch) + } +} + +impl NodeVersion { + fn parse(input: &str) -> Result { + let trimmed = input.trim().trim_start_matches('v'); + let mut parts = trimmed.split(['.', '-', '+']); + let major = parts + .next() + .ok_or_else(|| "missing major version".to_string())? + .parse::() + .map_err(|err| format!("invalid major version: {err}"))?; + let minor = parts + .next() + .ok_or_else(|| "missing minor version".to_string())? + .parse::() + .map_err(|err| format!("invalid minor version: {err}"))?; + let patch = parts + .next() + .ok_or_else(|| "missing patch version".to_string())? + .parse::() + .map_err(|err| format!("invalid patch version: {err}"))?; + Ok(Self { + major, + minor, + patch, + }) + } +} + +fn required_node_version() -> Result { + NodeVersion::parse(JS_REPL_MIN_NODE_VERSION) +} + +async fn read_node_version(node_path: &Path) -> Result { + let output = tokio::process::Command::new(node_path) + .arg("--version") + .output() + .await + .map_err(|err| format!("failed to execute Node: {err}"))?; + + if !output.status.success() { + let mut details = String::new(); + let stdout = String::from_utf8_lossy(&output.stdout); + let stderr = String::from_utf8_lossy(&output.stderr); + let stdout = stdout.trim(); + let stderr = stderr.trim(); + if !stdout.is_empty() { + details.push_str(" stdout: "); + details.push_str(stdout); + } + if !stderr.is_empty() { + details.push_str(" stderr: "); + details.push_str(stderr); + } + let details = if details.is_empty() { + String::new() + } else { + format!(" ({details})") + }; + return Err(format!( + "failed to read Node version (status {status}){details}", + status = output.status + )); + } + + let stdout = String::from_utf8_lossy(&output.stdout); + let stdout = stdout.trim(); + NodeVersion::parse(stdout) + .map_err(|err| format!("failed to parse Node version output `{stdout}`: {err}")) +} + +async fn ensure_node_version(node_path: &Path) -> Result<(), String> { + let required = required_node_version()?; + let found = read_node_version(node_path).await?; + if found < required { + return Err(format!( + "Node runtime too old for js_repl (resolved {node_path}): found v{found}, requires >= v{required}. Install/update Node or set js_repl_node_path to a newer runtime.", + node_path = node_path.display() + )); + } + Ok(()) +} + +pub(crate) fn resolve_node(config_path: Option<&Path>) -> Option { + if let Some(path) = std::env::var_os("CODEX_JS_REPL_NODE_PATH") { + let p = PathBuf::from(path); + if p.exists() { + return Some(p); + } + } + + if let Some(path) = config_path + && path.exists() + { + return Some(path.to_path_buf()); + } + + if let Ok(path) = which::which("node") { + return Some(path); + } + + None +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::codex::make_session_and_context; + use crate::turn_diff_tracker::TurnDiffTracker; + use pretty_assertions::assert_eq; + + #[test] + fn node_version_parses_v_prefix_and_suffix() { + let version = NodeVersion::parse("v25.1.0-nightly.2024").unwrap(); + assert_eq!( + version, + NodeVersion { + major: 25, + minor: 1, + patch: 0, + } + ); + } + + async fn can_run_js_repl_runtime_tests() -> bool { + if std::env::var_os("CODEX_SANDBOX").is_some() { + return false; + } + let Some(node_path) = resolve_node(None) else { + return false; + }; + let required = match required_node_version() { + Ok(v) => v, + Err(_) => return false, + }; + let found = match read_node_version(&node_path).await { + Ok(v) => v, + Err(_) => return false, + }; + found >= required + } + + #[tokio::test] + async fn js_repl_persists_top_level_bindings_and_supports_tla() -> anyhow::Result<()> { + if !can_run_js_repl_runtime_tests().await { + return Ok(()); + } + + let (session, turn) = make_session_and_context().await; + let session = Arc::new(session); + let turn = Arc::new(turn); + let tracker = Arc::new(tokio::sync::Mutex::new(TurnDiffTracker::default())); + let manager = turn.js_repl.manager().await?; + + let first = manager + .execute( + Arc::clone(&session), + Arc::clone(&turn), + Arc::clone(&tracker), + JsReplArgs { + code: "let x = await Promise.resolve(41); console.log(x);".to_string(), + timeout_ms: Some(10_000), + }, + ) + .await?; + assert!(first.output.contains("41")); + + let second = manager + .execute( + Arc::clone(&session), + Arc::clone(&turn), + Arc::clone(&tracker), + JsReplArgs { + code: "console.log(x + 1);".to_string(), + timeout_ms: Some(10_000), + }, + ) + .await?; + + assert!(second.output.contains("42")); + Ok(()) + } + + #[tokio::test] + async fn js_repl_timeout_does_not_deadlock() -> anyhow::Result<()> { + if !can_run_js_repl_runtime_tests().await { + return Ok(()); + } + + let (session, turn) = make_session_and_context().await; + let session = Arc::new(session); + let turn = Arc::new(turn); + let tracker = Arc::new(tokio::sync::Mutex::new(TurnDiffTracker::default())); + let manager = turn.js_repl.manager().await?; + + let result = tokio::time::timeout( + Duration::from_secs(3), + manager.execute( + session, + turn, + tracker, + JsReplArgs { + code: "while (true) {}".to_string(), + timeout_ms: Some(50), + }, + ), + ) + .await + .expect("execute should return, not deadlock") + .expect_err("expected timeout error"); + + assert_eq!( + result.to_string(), + "js_repl execution timed out; kernel reset, rerun your request" + ); + Ok(()) + } + + #[tokio::test] + async fn js_repl_does_not_expose_process_global() -> anyhow::Result<()> { + if !can_run_js_repl_runtime_tests().await { + return Ok(()); + } + + let (session, turn) = make_session_and_context().await; + let session = Arc::new(session); + let turn = Arc::new(turn); + let tracker = Arc::new(tokio::sync::Mutex::new(TurnDiffTracker::default())); + let manager = turn.js_repl.manager().await?; + + let result = manager + .execute( + session, + turn, + tracker, + JsReplArgs { + code: "console.log(typeof process);".to_string(), + timeout_ms: Some(10_000), + }, + ) + .await?; + assert!(result.output.contains("undefined")); + Ok(()) + } + + #[tokio::test] + async fn js_repl_blocks_sensitive_builtin_imports() -> anyhow::Result<()> { + if !can_run_js_repl_runtime_tests().await { + return Ok(()); + } + + let (session, turn) = make_session_and_context().await; + let session = Arc::new(session); + let turn = Arc::new(turn); + let tracker = Arc::new(tokio::sync::Mutex::new(TurnDiffTracker::default())); + let manager = turn.js_repl.manager().await?; + + let err = manager + .execute( + session, + turn, + tracker, + JsReplArgs { + code: "await import(\"node:process\");".to_string(), + timeout_ms: Some(10_000), + }, + ) + .await + .expect_err("node:process import should be blocked"); + assert!( + err.to_string() + .contains("Importing module \"node:process\" is not allowed in js_repl") + ); + Ok(()) + } +} diff --git a/codex-rs/core/src/tools/mod.rs b/codex-rs/core/src/tools/mod.rs index 9536eedaf..3307d6531 100644 --- a/codex-rs/core/src/tools/mod.rs +++ b/codex-rs/core/src/tools/mod.rs @@ -1,6 +1,7 @@ pub mod context; pub mod events; pub(crate) mod handlers; +pub mod js_repl; pub mod orchestrator; pub mod parallel; pub mod registry; diff --git a/codex-rs/core/src/tools/spec.rs b/codex-rs/core/src/tools/spec.rs index f136e7556..80fd103b2 100644 --- a/codex-rs/core/src/tools/spec.rs +++ b/codex-rs/core/src/tools/spec.rs @@ -1,4 +1,6 @@ use crate::agent::AgentRole; +use crate::client_common::tools::FreeformTool; +use crate::client_common::tools::FreeformToolFormat; use crate::client_common::tools::ResponsesApiTool; use crate::client_common::tools::ToolSpec; use crate::features::Feature; @@ -31,6 +33,7 @@ pub(crate) struct ToolsConfig { pub apply_patch_tool_type: Option, pub web_search_mode: Option, pub search_tool: bool, + pub js_repl_enabled: bool, pub collab_tools: bool, pub collaboration_modes_tools: bool, pub request_rule_enabled: bool, @@ -51,6 +54,7 @@ impl ToolsConfig { web_search_mode, } = params; let include_apply_patch_tool = features.enabled(Feature::ApplyPatchFreeform); + let include_js_repl = features.enabled(Feature::JsRepl); let include_collab_tools = features.enabled(Feature::Collab); let include_collaboration_modes_tools = features.enabled(Feature::CollaborationModes); let request_rule_enabled = features.enabled(Feature::RequestRule); @@ -86,6 +90,7 @@ impl ToolsConfig { apply_patch_tool_type, web_search_mode: *web_search_mode, search_tool: include_search_tool, + js_repl_enabled: include_js_repl, collab_tools: include_collab_tools, collaboration_modes_tools: include_collaboration_modes_tools, request_rule_enabled, @@ -94,6 +99,10 @@ impl ToolsConfig { } } +pub(crate) fn filter_tools_for_model(tools: Vec, _config: &ToolsConfig) -> Vec { + tools +} + /// Generic JSON‑Schema subset needed for our tool definitions #[derive(Debug, Clone, Serialize, Deserialize, PartialEq)] #[serde(tag = "type", rename_all = "lowercase")] @@ -1039,6 +1048,36 @@ fn create_list_dir_tool() -> ToolSpec { }) } +fn create_js_repl_tool() -> ToolSpec { + const JS_REPL_FREEFORM_GRAMMAR: &str = r#"start: /[\s\S]*/"#; + + ToolSpec::Freeform(FreeformTool { + name: "js_repl".to_string(), + description: "Runs JavaScript in a persistent Node kernel with top-level await. This is a freeform tool: send raw JavaScript source text, optionally with a first-line pragma like `// codex-js-repl: timeout_ms=15000`; do not send JSON/quotes/markdown fences." + .to_string(), + format: FreeformToolFormat { + r#type: "grammar".to_string(), + syntax: "lark".to_string(), + definition: JS_REPL_FREEFORM_GRAMMAR.to_string(), + }, + }) +} + +fn create_js_repl_reset_tool() -> ToolSpec { + ToolSpec::Function(ResponsesApiTool { + name: "js_repl_reset".to_string(), + description: + "Restarts the js_repl kernel for this run and clears persisted top-level bindings." + .to_string(), + strict: false, + parameters: JsonSchema::Object { + properties: BTreeMap::new(), + required: None, + additional_properties: Some(false.into()), + }, + }) +} + fn create_list_mcp_resources_tool() -> ToolSpec { let properties = BTreeMap::from([ ( @@ -1346,6 +1385,8 @@ pub(crate) fn build_specs( use crate::tools::handlers::CollabHandler; use crate::tools::handlers::DynamicToolHandler; use crate::tools::handlers::GrepFilesHandler; + use crate::tools::handlers::JsReplHandler; + use crate::tools::handlers::JsReplResetHandler; use crate::tools::handlers::ListDirHandler; use crate::tools::handlers::McpHandler; use crate::tools::handlers::McpResourceHandler; @@ -1373,6 +1414,8 @@ pub(crate) fn build_specs( let shell_command_handler = Arc::new(ShellCommandHandler); let request_user_input_handler = Arc::new(RequestUserInputHandler); let search_tool_handler = Arc::new(SearchToolBm25Handler); + let js_repl_handler = Arc::new(JsReplHandler); + let js_repl_reset_handler = Arc::new(JsReplResetHandler); match &config.shell_type { ConfigShellToolType::Default => { @@ -1422,6 +1465,13 @@ pub(crate) fn build_specs( builder.push_spec(PLAN_TOOL.clone()); builder.register_handler("update_plan", plan_handler); + if config.js_repl_enabled { + builder.push_spec(create_js_repl_tool()); + builder.push_spec(create_js_repl_reset_tool()); + builder.register_handler("js_repl", js_repl_handler); + builder.register_handler("js_repl_reset", js_repl_reset_handler); + } + if config.collaboration_modes_tools { builder.push_spec(create_request_user_input_tool()); builder.register_handler("request_user_input", request_user_input_handler); @@ -1817,6 +1867,47 @@ mod tests { assert_contains_tool_names(&tools, &["request_user_input"]); } + #[test] + fn js_repl_requires_feature_flag() { + let config = test_config(); + let model_info = + ModelsManager::construct_model_info_offline_for_tests("gpt-5-codex", &config); + let features = Features::with_defaults(); + + let tools_config = ToolsConfig::new(&ToolsConfigParams { + model_info: &model_info, + features: &features, + web_search_mode: Some(WebSearchMode::Cached), + }); + let (tools, _) = build_specs(&tools_config, None, &[]).build(); + + assert!( + !tools.iter().any(|tool| tool.spec.name() == "js_repl"), + "js_repl should be disabled when the feature is off" + ); + assert!( + !tools.iter().any(|tool| tool.spec.name() == "js_repl_reset"), + "js_repl_reset should be disabled when the feature is off" + ); + } + + #[test] + fn js_repl_enabled_adds_tools() { + let config = test_config(); + let model_info = + ModelsManager::construct_model_info_offline_for_tests("gpt-5-codex", &config); + let mut features = Features::with_defaults(); + features.enable(Feature::JsRepl); + + let tools_config = ToolsConfig::new(&ToolsConfigParams { + model_info: &model_info, + features: &features, + web_search_mode: Some(WebSearchMode::Cached), + }); + let (tools, _) = build_specs(&tools_config, None, &[]).build(); + assert_contains_tool_names(&tools, &["js_repl", "js_repl_reset"]); + } + fn assert_model_tools( model_slug: &str, features: &Features, diff --git a/codex-rs/exec/src/lib.rs b/codex-rs/exec/src/lib.rs index 400d8c464..f5ee8fcb4 100644 --- a/codex-rs/exec/src/lib.rs +++ b/codex-rs/exec/src/lib.rs @@ -249,6 +249,7 @@ pub async fn run_main(cli: Cli, codex_linux_sandbox_exe: Option) -> any cwd: resolved_cwd, model_provider: model_provider.clone(), codex_linux_sandbox_exe, + js_repl_node_path: None, base_instructions: None, developer_instructions: None, personality: None, diff --git a/codex-rs/node-version.txt b/codex-rs/node-version.txt new file mode 100644 index 000000000..32f8c50de --- /dev/null +++ b/codex-rs/node-version.txt @@ -0,0 +1 @@ +24.13.1 diff --git a/docs/js_repl.md b/docs/js_repl.md new file mode 100644 index 000000000..8c88f9426 --- /dev/null +++ b/docs/js_repl.md @@ -0,0 +1,71 @@ +# JavaScript REPL (`js_repl`) + +`js_repl` runs JavaScript in a persistent Node-backed kernel with top-level `await`. + +## Feature gate + +`js_repl` is disabled by default and only appears when: + +```toml +[features] +js_repl = true +``` + +## Node runtime + +`js_repl` requires a Node version that meets or exceeds `codex-rs/node-version.txt`. + +Runtime resolution order: + +1. `CODEX_JS_REPL_NODE_PATH` environment variable +2. `js_repl_node_path` in config/profile +3. `node` discovered on `PATH` + +You can configure an explicit runtime path: + +```toml +js_repl_node_path = "/absolute/path/to/node" +``` + +## Usage + +- `js_repl` is a freeform tool: send raw JavaScript source text. +- Optional first-line pragma: + - `// codex-js-repl: timeout_ms=15000` +- Top-level bindings persist across calls. +- Top-level static import declarations (for example `import x from "pkg"`) are currently unsupported; use dynamic imports with `await import("pkg")`. +- Use `js_repl_reset` to clear kernel state. + +## Vendored parser asset (`meriyah.umd.min.js`) + +The kernel embeds a vendored Meriyah bundle at: + +- `codex-rs/core/src/tools/js_repl/meriyah.umd.min.js` + +Current source is `meriyah@7.0.0` from npm (`dist/meriyah.umd.min.js`). +Licensing is tracked in: + +- `third_party/meriyah/LICENSE` +- `NOTICE` + +### How this file was sourced + +From a clean temp directory: + +```sh +tmp="$(mktemp -d)" +cd "$tmp" +npm pack meriyah@7.0.0 +tar -xzf meriyah-7.0.0.tgz +cp package/dist/meriyah.umd.min.js /path/to/repo/codex-rs/core/src/tools/js_repl/meriyah.umd.min.js +cp package/LICENSE.md /path/to/repo/third_party/meriyah/LICENSE +``` + +### How to update to a newer version + +1. Replace `7.0.0` in the commands above with the target version. +2. Copy the new `dist/meriyah.umd.min.js` into `codex-rs/core/src/tools/js_repl/meriyah.umd.min.js`. +3. Copy the package license into `third_party/meriyah/LICENSE`. +4. Update the version string in the header comment at the top of `meriyah.umd.min.js`. +5. Update `NOTICE` if the upstream copyright notice changed. +6. Run the relevant `js_repl` tests. diff --git a/third_party/meriyah/LICENSE b/third_party/meriyah/LICENSE new file mode 100644 index 000000000..182e69f35 --- /dev/null +++ b/third_party/meriyah/LICENSE @@ -0,0 +1,15 @@ +ISC License + +Copyright (c) 2019 and later, KFlash and others. + +Permission to use, copy, modify, and/or distribute this software for any +purpose with or without fee is hereby granted, provided that the above +copyright notice and this permission notice appear in all copies. + +THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH +REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, +INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR +OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +PERFORMANCE OF THIS SOFTWARE.