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references.go
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/
references.go
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package codegen
import (
"encoding/json"
"fmt"
"io/ioutil"
)
// References represents `generated/references.json`
type References struct {
data []Reference
}
// An element in `generated/references.json`
type Reference struct {
Content json.RawMessage `json:"content"`
Filename string `json:"filename"`
}
func LoadReferences() (*References, error) {
file, err := ioutil.ReadFile("../../../generated/references.json")
if err != nil {
return nil, err
}
r := &References{}
err = json.Unmarshal([]byte(file), &r.data)
if err != nil {
return nil, err
}
return r, nil
}
func (r *References) get(filename string, v interface{}) error {
if filename[0] == '/' {
filename = filename[1:]
}
for _, ref := range r.data {
if ref.Filename == filename {
return json.Unmarshal(ref.Content, v)
}
}
return fmt.Errorf("%s is not defined in references.json", filename)
}