forked from ghetzel/friendscript
/
parse.go
56 lines (47 loc) · 1.17 KB
/
parse.go
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// Commands used to load and parse various formats of serialized data (JSON, YAML, etc.)
//
package parse
import (
"encoding/json"
"github.com/PerformLine/friendscript/utils"
"gopkg.in/yaml.v2"
)
type Commands struct {
utils.Module
env utils.Runtime
}
func New(env utils.Runtime) *Commands {
var cmd = &Commands{
env: env,
}
cmd.Module = utils.NewDefaultExecutor(cmd)
return cmd
}
// Parses the given file as a JSON document and returns the resulting value.
func (self *Commands) Json(fileOrReader interface{}) (interface{}, error) {
if rc, err := self.env.Open(fileOrReader); err == nil {
defer rc.Close()
var out interface{}
if err := json.NewDecoder(rc).Decode(&out); err == nil {
return out, nil
} else {
return nil, err
}
} else {
return nil, err
}
}
// Parses the given file as a YAML document and returns the resulting value.
func (self *Commands) Yaml(fileOrReader interface{}) (interface{}, error) {
if rc, err := self.env.Open(fileOrReader); err == nil {
defer rc.Close()
var out interface{}
if err := yaml.NewDecoder(rc).Decode(&out); err == nil {
return out, nil
} else {
return nil, err
}
} else {
return nil, err
}
}