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json.go
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json.go
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//
// Copyright © 2018 Aljabr, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package json
import (
"encoding/json"
go_eval "github.com/kocircuit/kocircuit/lang/go/eval"
"github.com/kocircuit/kocircuit/lang/go/kit/util"
"github.com/kocircuit/kocircuit/lang/go/runtime"
)
func init() {
go_eval.RegisterNamedEvalGate("Marshal", new(goMarshal))
go_eval.RegisterNamedEvalGate("MarshalIndent", new(goMarshalIndent))
}
type goMarshal struct {
Value interface{} `ko:"name=value,monadic"`
}
func (g *goMarshal) Play(ctx *runtime.Context) string {
buf, err := json.Marshal(g.Value)
if err != nil {
panic(err)
}
return string(buf)
}
func (g *goMarshal) Help() string {
return "Marshal(value?)"
}
func (g *goMarshal) Doc() string {
return "Marshal(value?) encodes the given value as JSON"
}
type goMarshalIndent struct {
Value interface{} `ko:"name=value,monadic"`
Prefix *string `ko:"name=prefix"`
Indent *string `ko:"name=indent"`
}
func (g *goMarshalIndent) Play(ctx *runtime.Context) string {
buf, err := json.MarshalIndent(
g.Value,
util.OptString(g.Prefix, ""),
util.OptString(g.Indent, "\t"),
)
if err != nil {
panic(err)
}
return string(buf)
}
func (g *goMarshalIndent) Help() string {
return "MarshalIndent(value?, prefix, indent)"
}
func (g *goMarshalIndent) Doc() string {
return "MarshalIndent(value?, prefix, indent) encodes the given value as indented JSON"
}