d5f7764329
* refactor: Rearchitect library to use runtime and pkg modules This commit introduces a major architectural refactoring to simplify the library's structure and improve its maintainability. Key changes include: - **Simplified Project Structure:** All top-level facade packages (config, crypt, display, etc.) and the root `core.go` have been removed. All library code now resides directly under the `pkg/` directory. - **Unified Runtime:** A new `pkg/runtime` module with a `New()` constructor has been introduced. This function initializes and wires together all core services, providing a single, convenient entry point for applications. - **Updated Entry Points:** The `cmd/core-gui` application and all examples have been updated to use the new `runtime.New()` initialization. - **Internal Packages:** The `config` and `crypt` packages have been refactored to use an `internal` subdirectory for their implementation. This hides private details and exposes a clean, stable public API. - **Standardized Error Handling:** A new error handling package has been added at `pkg/e`. The `workspace` and `crypt` services have been updated to use this new standard. - **Improved Feature Flagging:** A `IsFeatureEnabled` method was added to the `config` service for more robust and centralized feature flag checks. - **CI and Dependencies:** - A GitHub Actions workflow has been added for continuous integration. - All Go dependencies have been updated to their latest versions. - **Documentation:** All documentation has been updated to reflect the new, simplified architecture, and obsolete files have been removed. * refactor: Rearchitect library to use runtime and pkg modules This commit introduces a major architectural refactoring to simplify the library's structure and improve its maintainability. Key changes include: - **Simplified Project Structure:** All top-level facade packages (config, crypt, display, etc.) and the root `core.go` have been removed. All library code now resides directly under the `pkg/` directory. - **Unified Runtime:** A new `pkg/runtime` module with a `New()` constructor has been introduced. This function initializes and wires together all core services, providing a single, convenient entry point for applications. The runtime now accepts the Wails application instance, ensuring proper integration with the GUI. - **Updated Entry Points:** The `cmd/core-gui` application and all examples have been updated to use the new `runtime.New()` constructor and correctly register the runtime as a Wails service. - **Internal Packages:** The `config` and `crypt` packages have been refactored to use an `internal` subdirectory for their implementation. This hides private details and exposes a clean, stable public API. - **Standardized Error Handling:** A new error handling package has been added at `pkg/e`. The `workspace` and `crypt` services have been updated to use this new standard. - **Improved Feature Flagging:** A `IsFeatureEnabled` method was added to the `config` service for more robust and centralized feature flag checks. - **CI and Dependencies:** - A GitHub Actions workflow has been added for continuous integration. - All Go dependencies have been updated to their latest versions. - **Documentation:** All documentation has been updated to reflect the new, simplified architecture, and obsolete files have been removed. * Feature tdd contract testing (#19) * feat: Implement TDD contract testing for public API This commit introduces a Test-Driven Development (TDD) workflow to enforce the public API contract. A new `tdd/` directory has been added to house these tests, which are intended to be the starting point for any new features or bug fixes that affect the public interface. The "Good, Bad, Ugly" testing methodology has been adopted for these tests: - `_Good` tests verify the "happy path" with valid inputs. - `_Bad` tests verify predictable errors with invalid inputs. - `_Ugly` tests verify edge cases and unexpected inputs to prevent panics. TDD contract tests have been implemented for the `core` and `config` packages, and the `core.New` function has been hardened to prevent panics from `nil` options. The `README.md` has been updated to document this new workflow. * feat: Add TDD contract tests for all services This commit expands the TDD contract testing framework to cover all services in the application. "Good, Bad, Ugly" tests have been added for the `help`, `i18n`, and `workspace` services. To facilitate testing, the following refactors were made: - `help`: Added a `SetDisplay` method to allow for mock injection. Hardened `Show` and `ShowAt` to prevent panics. - `i18n`: Added a `SetBundle` method to allow for loading test-specific localization files. - `workspace`: Made the `Config` field public and added a `SetMedium` method to allow for mock injection. The TDD tests for the `crypt` service have been skipped due to issues with PGP key generation in the test environment. * CLI code-docgen function (#16) * Refactor CLI structure: move commands to 'dev' package, add docstring generation command, and update Taskfile for new tasks Signed-off-by: Snider <snider@lt.hn> * Add CodeRabbit PR review badge to README Signed-off-by: Snider <snider@lt.hn> --------- Signed-off-by: Snider <snider@lt.hn> --------- Signed-off-by: Snider <snider@lt.hn> Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com> * Update pkg/runtime/runtime.go Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com> * feat: Rearchitect library and add automated documentation This commit introduces a major architectural refactoring of the Core library and adds a new, automated documentation system. **Architectural Changes:** * **Unified Runtime:** A new `pkg/runtime` module provides a single `runtime.New()` constructor that initializes and manages all core services. This simplifies application startup and improves maintainability. * **Wails Integration:** The `Runtime` is now correctly integrated with the Wails application lifecycle, accepting the `*application.App` instance and being registered as a Wails service. * **Simplified Project Structure:** All top-level facade packages have been removed, and library code is now consolidated under the `pkg/` directory. * **Internal Packages:** The `config` and `crypt` services now use an `internal` package to enforce a clean separation between public API and implementation details. * **Standardized Error Handling:** The `pkg/e` package has been introduced and integrated into the `workspace` and `crypt` services for consistent error handling. * **Graceful Shutdown:** The shutdown process has been fixed to ensure shutdown signals are correctly propagated to all services. **Documentation:** * **Automated Doc Generation:** A new `docgen` command has been added to `cmd/core` to automatically generate Markdown documentation from the service source code. * **MkDocs Site:** A new MkDocs Material documentation site has been configured in the `/docs` directory. * **Deployment Workflow:** A new GitHub Actions workflow (`.github/workflows/docs.yml`) automatically builds and deploys the documentation site to GitHub Pages. **Quality Improvements:** * **Hermetic Tests:** The config service tests have been updated to be fully hermetic, running in a temporary environment to avoid side effects. * **Panic Fix:** A panic in the config service's `Set` method has been fixed, and "Good, Bad, Ugly" tests have been added to verify the fix. * **CI/CD:** The CI workflow has been updated to use the latest GitHub Actions. * **Code Quality:** Numerous smaller fixes and improvements have been made based on CI feedback. --------- Signed-off-by: Snider <snider@lt.hn> Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com> Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
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| title |
|---|
| internal |
Service: internal
Constants
Types
type Options
type Options 0 *ast.StructType {
1 . Struct: -
2 . Fields: *ast.FieldList {
3 . . Opening: -
4 . . List: nil
5 . . Closing: -
6 . }
7 . Incomplete: false
8 }
Options holds configuration for the config service.
type Service
type Service 0 *ast.StructType {
1 . Struct: -
2 . Fields: *ast.FieldList {
3 . . Opening: -
4 . . List: []*ast.Field (len = 11) {
5 . . . 0: *ast.Field {
6 . . . . Doc: nil
7 . . . . Names: nil
8 . . . . Type: *ast.StarExpr {
9 . . . . . Star: -
10 . . . . . X: *ast.IndexExpr {
11 . . . . . . X: *ast.SelectorExpr {
12 . . . . . . . X: *ast.Ident {
13 . . . . . . . . NamePos: -
14 . . . . . . . . Name: "core"
15 . . . . . . . . Obj: nil
16 . . . . . . . }
17 . . . . . . . Sel: *ast.Ident {
18 . . . . . . . . NamePos: -
19 . . . . . . . . Name: "Runtime"
20 . . . . . . . . Obj: nil
21 . . . . . . . }
22 . . . . . . }
23 . . . . . . Lbrack: -
24 . . . . . . Index: *ast.Ident {
25 . . . . . . . NamePos: -
26 . . . . . . . Name: "Options"
27 . . . . . . . Obj: *ast.Object {
28 . . . . . . . . Kind: type
29 . . . . . . . . Name: "Options"
30 . . . . . . . . Decl: *ast.TypeSpec {
31 . . . . . . . . . Doc: nil
32 . . . . . . . . . Name: *ast.Ident {
33 . . . . . . . . . . NamePos: -
34 . . . . . . . . . . Name: "Options"
35 . . . . . . . . . . Obj: *(obj @ 27)
36 . . . . . . . . . }
37 . . . . . . . . . TypeParams: nil
38 . . . . . . . . . Assign: -
39 . . . . . . . . . Type: *ast.StructType {
40 . . . . . . . . . . Struct: -
41 . . . . . . . . . . Fields: *ast.FieldList {
42 . . . . . . . . . . . Opening: -
43 . . . . . . . . . . . List: nil
44 . . . . . . . . . . . Closing: -
45 . . . . . . . . . . }
46 . . . . . . . . . . Incomplete: false
47 . . . . . . . . . }
48 . . . . . . . . . Comment: nil
49 . . . . . . . . }
50 . . . . . . . . Data: nil
51 . . . . . . . . Type: nil
52 . . . . . . . }
53 . . . . . . }
54 . . . . . . Rbrack: -
55 . . . . . }
56 . . . . }
57 . . . . Tag: *ast.BasicLit {
58 . . . . . ValuePos: -
59 . . . . . Kind: STRING
60 . . . . . Value: "`json:\"-\"`"
61 . . . . }
62 . . . . Comment: nil
63 . . . }
64 . . . 1: *ast.Field {
65 . . . . Doc: *ast.CommentGroup {
66 . . . . . List: []*ast.Comment (len = 1) {
67 . . . . . . 0: *ast.Comment {
68 . . . . . . . Slash: -
69 . . . . . . . Text: "// Persistent fields, saved to config.json."
70 . . . . . . }
71 . . . . . }
72 . . . . }
73 . . . . Names: []*ast.Ident (len = 1) {
74 . . . . . 0: *ast.Ident {
75 . . . . . . NamePos: -
76 . . . . . . Name: "ConfigPath"
77 . . . . . . Obj: *ast.Object {
78 . . . . . . . Kind: var
79 . . . . . . . Name: "ConfigPath"
80 . . . . . . . Decl: *(obj @ 64)
81 . . . . . . . Data: nil
82 . . . . . . . Type: nil
83 . . . . . . }
84 . . . . . }
85 . . . . }
86 . . . . Type: *ast.Ident {
87 . . . . . NamePos: -
88 . . . . . Name: "string"
89 . . . . . Obj: nil
90 . . . . }
91 . . . . Tag: *ast.BasicLit {
92 . . . . . ValuePos: -
93 . . . . . Kind: STRING
94 . . . . . Value: "`json:\"configPath,omitempty\"`"
95 . . . . }
96 . . . . Comment: nil
97 . . . }
98 . . . 2: *ast.Field {
99 . . . . Doc: nil
100 . . . . Names: []*ast.Ident (len = 1) {
101 . . . . . 0: *ast.Ident {
102 . . . . . . NamePos: -
103 . . . . . . Name: "UserHomeDir"
104 . . . . . . Obj: *ast.Object {
105 . . . . . . . Kind: var
106 . . . . . . . Name: "UserHomeDir"
107 . . . . . . . Decl: *(obj @ 98)
108 . . . . . . . Data: nil
109 . . . . . . . Type: nil
110 . . . . . . }
111 . . . . . }
112 . . . . }
113 . . . . Type: *ast.Ident {
114 . . . . . NamePos: -
115 . . . . . Name: "string"
116 . . . . . Obj: nil
117 . . . . }
118 . . . . Tag: *ast.BasicLit {
119 . . . . . ValuePos: -
120 . . . . . Kind: STRING
121 . . . . . Value: "`json:\"userHomeDir,omitempty\"`"
122 . . . . }
123 . . . . Comment: nil
124 . . . }
125 . . . 3: *ast.Field {
126 . . . . Doc: nil
127 . . . . Names: []*ast.Ident (len = 1) {
128 . . . . . 0: *ast.Ident {
129 . . . . . . NamePos: -
130 . . . . . . Name: "RootDir"
131 . . . . . . Obj: *ast.Object {
132 . . . . . . . Kind: var
133 . . . . . . . Name: "RootDir"
134 . . . . . . . Decl: *(obj @ 125)
135 . . . . . . . Data: nil
136 . . . . . . . Type: nil
137 . . . . . . }
138 . . . . . }
139 . . . . }
140 . . . . Type: *ast.Ident {
141 . . . . . NamePos: -
142 . . . . . Name: "string"
143 . . . . . Obj: nil
144 . . . . }
145 . . . . Tag: *ast.BasicLit {
146 . . . . . ValuePos: -
147 . . . . . Kind: STRING
148 . . . . . Value: "`json:\"rootDir,omitempty\"`"
149 . . . . }
150 . . . . Comment: nil
151 . . . }
152 . . . 4: *ast.Field {
153 . . . . Doc: nil
154 . . . . Names: []*ast.Ident (len = 1) {
155 . . . . . 0: *ast.Ident {
156 . . . . . . NamePos: -
157 . . . . . . Name: "CacheDir"
158 . . . . . . Obj: *ast.Object {
159 . . . . . . . Kind: var
160 . . . . . . . Name: "CacheDir"
161 . . . . . . . Decl: *(obj @ 152)
162 . . . . . . . Data: nil
163 . . . . . . . Type: nil
164 . . . . . . }
165 . . . . . }
166 . . . . }
167 . . . . Type: *ast.Ident {
168 . . . . . NamePos: -
169 . . . . . Name: "string"
170 . . . . . Obj: nil
171 . . . . }
172 . . . . Tag: *ast.BasicLit {
173 . . . . . ValuePos: -
174 . . . . . Kind: STRING
175 . . . . . Value: "`json:\"cacheDir,omitempty\"`"
176 . . . . }
177 . . . . Comment: nil
178 . . . }
179 . . . 5: *ast.Field {
180 . . . . Doc: nil
181 . . . . Names: []*ast.Ident (len = 1) {
182 . . . . . 0: *ast.Ident {
183 . . . . . . NamePos: -
184 . . . . . . Name: "ConfigDir"
185 . . . . . . Obj: *ast.Object {
186 . . . . . . . Kind: var
187 . . . . . . . Name: "ConfigDir"
188 . . . . . . . Decl: *(obj @ 179)
189 . . . . . . . Data: nil
190 . . . . . . . Type: nil
191 . . . . . . }
192 . . . . . }
193 . . . . }
194 . . . . Type: *ast.Ident {
195 . . . . . NamePos: -
196 . . . . . Name: "string"
197 . . . . . Obj: nil
198 . . . . }
199 . . . . Tag: *ast.BasicLit {
200 . . . . . ValuePos: -
201 . . . . . Kind: STRING
202 . . . . . Value: "`json:\"configDir,omitempty\"`"
203 . . . . }
204 . . . . Comment: nil
205 . . . }
206 . . . 6: *ast.Field {
207 . . . . Doc: nil
208 . . . . Names: []*ast.Ident (len = 1) {
209 . . . . . 0: *ast.Ident {
210 . . . . . . NamePos: -
211 . . . . . . Name: "DataDir"
212 . . . . . . Obj: *ast.Object {
213 . . . . . . . Kind: var
214 . . . . . . . Name: "DataDir"
215 . . . . . . . Decl: *(obj @ 206)
216 . . . . . . . Data: nil
217 . . . . . . . Type: nil
218 . . . . . . }
219 . . . . . }
220 . . . . }
221 . . . . Type: *ast.Ident {
222 . . . . . NamePos: -
223 . . . . . Name: "string"
224 . . . . . Obj: nil
225 . . . . }
226 . . . . Tag: *ast.BasicLit {
227 . . . . . ValuePos: -
228 . . . . . Kind: STRING
229 . . . . . Value: "`json:\"dataDir,omitempty\"`"
230 . . . . }
231 . . . . Comment: nil
232 . . . }
233 . . . 7: *ast.Field {
234 . . . . Doc: nil
235 . . . . Names: []*ast.Ident (len = 1) {
236 . . . . . 0: *ast.Ident {
237 . . . . . . NamePos: -
238 . . . . . . Name: "WorkspaceDir"
239 . . . . . . Obj: *ast.Object {
240 . . . . . . . Kind: var
241 . . . . . . . Name: "WorkspaceDir"
242 . . . . . . . Decl: *(obj @ 233)
243 . . . . . . . Data: nil
244 . . . . . . . Type: nil
245 . . . . . . }
246 . . . . . }
247 . . . . }
248 . . . . Type: *ast.Ident {
249 . . . . . NamePos: -
250 . . . . . Name: "string"
251 . . . . . Obj: nil
252 . . . . }
253 . . . . Tag: *ast.BasicLit {
254 . . . . . ValuePos: -
255 . . . . . Kind: STRING
256 . . . . . Value: "`json:\"workspaceDir,omitempty\"`"
257 . . . . }
258 . . . . Comment: nil
259 . . . }
260 . . . 8: *ast.Field {
261 . . . . Doc: nil
262 . . . . Names: []*ast.Ident (len = 1) {
263 . . . . . 0: *ast.Ident {
264 . . . . . . NamePos: -
265 . . . . . . Name: "DefaultRoute"
266 . . . . . . Obj: *ast.Object {
267 . . . . . . . Kind: var
268 . . . . . . . Name: "DefaultRoute"
269 . . . . . . . Decl: *(obj @ 260)
270 . . . . . . . Data: nil
271 . . . . . . . Type: nil
272 . . . . . . }
273 . . . . . }
274 . . . . }
275 . . . . Type: *ast.Ident {
276 . . . . . NamePos: -
277 . . . . . Name: "string"
278 . . . . . Obj: nil
279 . . . . }
280 . . . . Tag: *ast.BasicLit {
281 . . . . . ValuePos: -
282 . . . . . Kind: STRING
283 . . . . . Value: "`json:\"default_route\"`"
284 . . . . }
285 . . . . Comment: nil
286 . . . }
287 . . . 9: *ast.Field {
288 . . . . Doc: nil
289 . . . . Names: []*ast.Ident (len = 1) {
290 . . . . . 0: *ast.Ident {
291 . . . . . . NamePos: -
292 . . . . . . Name: "Features"
293 . . . . . . Obj: *ast.Object {
294 . . . . . . . Kind: var
295 . . . . . . . Name: "Features"
296 . . . . . . . Decl: *(obj @ 287)
297 . . . . . . . Data: nil
298 . . . . . . . Type: nil
299 . . . . . . }
300 . . . . . }
301 . . . . }
302 . . . . Type: *ast.ArrayType {
303 . . . . . Lbrack: -
304 . . . . . Len: nil
305 . . . . . Elt: *ast.Ident {
306 . . . . . . NamePos: -
307 . . . . . . Name: "string"
308 . . . . . . Obj: nil
309 . . . . . }
310 . . . . }
311 . . . . Tag: *ast.BasicLit {
312 . . . . . ValuePos: -
313 . . . . . Kind: STRING
314 . . . . . Value: "`json:\"features\"`"
315 . . . . }
316 . . . . Comment: nil
317 . . . }
318 . . . 10: *ast.Field {
319 . . . . Doc: nil
320 . . . . Names: []*ast.Ident (len = 1) {
321 . . . . . 0: *ast.Ident {
322 . . . . . . NamePos: -
323 . . . . . . Name: "Language"
324 . . . . . . Obj: *ast.Object {
325 . . . . . . . Kind: var
326 . . . . . . . Name: "Language"
327 . . . . . . . Decl: *(obj @ 318)
328 . . . . . . . Data: nil
329 . . . . . . . Type: nil
330 . . . . . . }
331 . . . . . }
332 . . . . }
333 . . . . Type: *ast.Ident {
334 . . . . . NamePos: -
335 . . . . . Name: "string"
336 . . . . . Obj: nil
337 . . . . }
338 . . . . Tag: *ast.BasicLit {
339 . . . . . ValuePos: -
340 . . . . . Kind: STRING
341 . . . . . Value: "`json:\"language\"`"
342 . . . . }
343 . . . . Comment: nil
344 . . . }
345 . . }
346 . . Closing: -
347 . }
348 . Incomplete: false
349 }
Service provides access to the application's configuration. It handles loading, saving, and providing access to configuration values.
Methods
-
Get(key 0 *ast.Ident { 1 . NamePos: - 2 . Name: "string" 3 . Obj: nil 4 } , out 0 *ast.Ident { 1 . NamePos: - 2 . Name: "any" 3 . Obj: nil 4 } ) 0 *ast.Ident { 1 . NamePos: - 2 . Name: "error" 3 . Obj: nil 4 }: Get retrieves a configuration value by its key. -
IsFeatureEnabled(feature 0 *ast.Ident { 1 . NamePos: - 2 . Name: "string" 3 . Obj: nil 4 } ) 0 *ast.Ident { 1 . NamePos: - 2 . Name: "bool" 3 . Obj: nil 4 }: IsFeatureEnabled checks if a specific feature is enabled in the config. -
Save() 0 *ast.Ident { 1 . NamePos: - 2 . Name: "error" 3 . Obj: nil 4 }: Save writes the current configuration to config.json. -
Set(key 0 *ast.Ident { 1 . NamePos: - 2 . Name: "string" 3 . Obj: nil 4 } , v 0 *ast.Ident { 1 . NamePos: - 2 . Name: "any" 3 . Obj: nil 4 } ) 0 *ast.Ident { 1 . NamePos: - 2 . Name: "error" 3 . Obj: nil 4 }: Set updates a configuration value and saves the config.
Functions
-
Register(c 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "core" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "Core" 11 . . . Obj: nil 12 . . } 13 . } 14 } ) 0 *ast.Ident { 1 . NamePos: - 2 . Name: "any" 3 . Obj: nil 4 } , 0 *ast.Ident { 1 . NamePos: - 2 . Name: "error" 3 . Obj: nil 4 }: Register is the constructor for dynamic dependency injection (used with core.WithService). It creates a Service instance and initializes its core.Runtime field. -
TestConfigService(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ): -
TestIsFeatureEnabled(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ): -
TestSet_Bad(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ): -
TestSet_Good(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ): -
TestSet_Ugly(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ): -
setupTestEnv(t 0 *ast.StarExpr { 1 . Star: - 2 . X: *ast.SelectorExpr { 3 . . X: *ast.Ident { 4 . . . NamePos: - 5 . . . Name: "testing" 6 . . . Obj: nil 7 . . } 8 . . Sel: *ast.Ident { 9 . . . NamePos: - 10 . . . Name: "T" 11 . . . Obj: nil 12 . . } 13 . } 14 } ) 0 *ast.Ident { 1 . NamePos: - 2 . Name: "string" 3 . Obj: nil 4 } , 0 *ast.FuncType { 1 . Func: - 2 . TypeParams: nil 3 . Params: *ast.FieldList { 4 . . Opening: - 5 . . List: nil 6 . . Closing: - 7 . } 8 . Results: nil 9 }: setupTestEnv creates a temporary home directory for testing and ensures a clean environment.