59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
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// SPDX-License-Identifier: EUPL-1.2
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// JSON helpers for the Core framework.
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// Wraps encoding/json so consumers don't import it directly.
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// Same guardrail pattern as string.go wraps strings.
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//
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// Usage:
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//
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// data := core.JSONMarshal(myStruct)
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// if data.OK { json := data.Value.([]byte) }
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//
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// r := core.JSONUnmarshal(jsonBytes, &target)
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// if !r.OK { /* handle error */ }
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package core
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import "encoding/json"
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// JSONMarshal serialises a value to JSON bytes.
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//
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// r := core.JSONMarshal(myStruct)
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// if r.OK { data := r.Value.([]byte) }
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func JSONMarshal(v any) Result {
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data, err := json.Marshal(v)
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if err != nil {
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return Result{err, false}
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}
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return Result{data, true}
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}
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// JSONMarshalString serialises a value to a JSON string.
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//
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// s := core.JSONMarshalString(myStruct)
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func JSONMarshalString(v any) string {
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data, err := json.Marshal(v)
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if err != nil {
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return "{}"
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}
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return string(data)
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}
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// JSONUnmarshal deserialises JSON bytes into a target.
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//
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// var cfg Config
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// r := core.JSONUnmarshal(data, &cfg)
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func JSONUnmarshal(data []byte, target any) Result {
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if err := json.Unmarshal(data, target); err != nil {
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return Result{err, false}
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}
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return Result{OK: true}
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}
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// JSONUnmarshalString deserialises a JSON string into a target.
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//
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// var cfg Config
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// r := core.JSONUnmarshalString(`{"port":8080}`, &cfg)
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func JSONUnmarshalString(s string, target any) Result {
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return JSONUnmarshal([]byte(s), target)
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}
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