/
encoding.go
56 lines (48 loc) · 1.31 KB
/
encoding.go
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// Copyright 2014 Gyepi Sam. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package redux
import (
"encoding/json"
"path/filepath"
)
func decodePrerequisite(b []byte) (Prerequisite, error) {
var p Prerequisite
return p, json.Unmarshal(b, &p)
}
func decodeDependent(b []byte) (Dependent, error) {
var d Dependent
return d, json.Unmarshal(b, &d)
}
func (f *File) AsDependent(dir string) Dependent {
relpath, err := filepath.Rel(dir, f.Fullpath())
if err != nil {
panic(err)
}
return Dependent{Path: relpath}
}
func (f *File) AsPrerequisite(dir string, m *Metadata) Prerequisite {
relpath, err := filepath.Rel(dir, f.Fullpath())
if err != nil {
panic(err)
}
return Prerequisite{Path: relpath, Metadata: m}
}
// Get returns a database record decoded into the specified type.
func (f *File) Get(key string, obj interface{}) (bool, error) {
data, found, err := f.db.Get(key)
defer f.Debug("@Get %s -> %t ...\n", key, found)
if err == nil && found {
err = json.Unmarshal(data, &obj)
}
return found, err
}
// Put stores a database record.
func (f *File) Put(key string, obj interface{}) (err error) {
defer f.Debug("@Put %s -> %s\n", key, err)
b, err := json.Marshal(obj)
if err != nil {
return err
}
return f.db.Put(key, b)
}