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92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"time"
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"github.com/pelletier/go-toml"
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)
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func main() {
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bytes, err := ioutil.ReadAll(os.Stdin)
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if err != nil {
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log.Fatalf("Error during TOML read: %s", err)
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os.Exit(2)
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}
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tree, err := toml.Load(string(bytes))
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if err != nil {
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log.Fatalf("Error during TOML load: %s", err)
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os.Exit(1)
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}
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typedTree := translate(*tree)
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if err := json.NewEncoder(os.Stdout).Encode(typedTree); err != nil {
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log.Fatalf("Error encoding JSON: %s", err)
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os.Exit(3)
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}
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os.Exit(0)
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}
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func translate(tomlData interface{}) interface{} {
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switch orig := tomlData.(type) {
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case map[string]interface{}:
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typed := make(map[string]interface{}, len(orig))
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for k, v := range orig {
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typed[k] = translate(v)
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}
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return typed
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case *toml.Tree:
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return translate(*orig)
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case toml.Tree:
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keys := orig.Keys()
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typed := make(map[string]interface{}, len(keys))
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for _, k := range keys {
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typed[k] = translate(orig.GetPath([]string{k}))
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}
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return typed
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case []*toml.Tree:
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typed := make([]map[string]interface{}, len(orig))
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for i, v := range orig {
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typed[i] = translate(v).(map[string]interface{})
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}
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return typed
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case []map[string]interface{}:
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typed := make([]map[string]interface{}, len(orig))
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for i, v := range orig {
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typed[i] = translate(v).(map[string]interface{})
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}
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return typed
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case []interface{}:
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typed := make([]interface{}, len(orig))
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for i, v := range orig {
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typed[i] = translate(v)
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}
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return tag("array", typed)
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case time.Time:
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return tag("datetime", orig.Format("2006-01-02T15:04:05Z"))
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case bool:
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return tag("bool", fmt.Sprintf("%v", orig))
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case int64:
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return tag("integer", fmt.Sprintf("%d", orig))
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case float64:
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return tag("float", fmt.Sprintf("%v", orig))
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case string:
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return tag("string", orig)
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}
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panic(fmt.Sprintf("Unknown type: %T", tomlData))
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}
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func tag(typeName string, data interface{}) map[string]interface{} {
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return map[string]interface{}{
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"type": typeName,
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"value": data,
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}
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}
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