pulumi/pkg/encoding/decode_definitions.go
2017-06-23 14:53:41 -07:00

104 lines
2.9 KiB
Go

// Copyright 2016-2017, Pulumi Corporation
//
// 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 encoding
import (
"reflect"
"github.com/pulumi/lumi/pkg/compiler/ast"
"github.com/pulumi/lumi/pkg/util/contract"
"github.com/pulumi/lumi/pkg/util/mapper"
)
func decodeModuleMember(m mapper.Mapper, obj map[string]interface{}) (ast.ModuleMember, error) {
k, err := mapper.FieldString(obj, reflect.TypeOf((*ast.ModuleMember)(nil)).Elem(), "kind", true)
if err != nil {
return nil, err
}
if k != nil {
kind := ast.NodeKind(*k)
switch kind {
case ast.ClassKind:
return decodeClass(m, obj)
case ast.ModulePropertyKind:
return decodeModuleProperty(m, obj)
case ast.ModuleMethodKind:
return decodeModuleMethod(m, obj)
default:
contract.Failf("Unrecognized ModuleMember kind: %v\n", kind)
}
}
return nil, nil
}
func decodeClass(m mapper.Mapper, obj map[string]interface{}) (*ast.Class, error) {
var class ast.Class
if err := m.Decode(obj, &class); err != nil {
return nil, err
}
return &class, nil
}
func decodeClassMember(m mapper.Mapper, obj map[string]interface{}) (ast.ClassMember, error) {
k, err := mapper.FieldString(obj, reflect.TypeOf((*ast.ClassMember)(nil)).Elem(), "kind", true)
if err != nil {
return nil, err
}
if k != nil {
kind := ast.NodeKind(*k)
switch kind {
case ast.ClassPropertyKind:
return decodeClassProperty(m, obj)
case ast.ClassMethodKind:
return decodeClassMethod(m, obj)
default:
contract.Failf("Unrecognized ClassMember kind: %v\n", kind)
}
}
return nil, nil
}
func decodeClassProperty(m mapper.Mapper, obj map[string]interface{}) (*ast.ClassProperty, error) {
var prop ast.ClassProperty
if err := m.Decode(obj, &prop); err != nil {
return nil, err
}
return &prop, nil
}
func decodeClassMethod(m mapper.Mapper, obj map[string]interface{}) (*ast.ClassMethod, error) {
var meth ast.ClassMethod
if err := m.Decode(obj, &meth); err != nil {
return nil, err
}
return &meth, nil
}
func decodeModuleProperty(m mapper.Mapper, obj map[string]interface{}) (*ast.ModuleProperty, error) {
var prop ast.ModuleProperty
if err := m.Decode(obj, &prop); err != nil {
return nil, err
}
return &prop, nil
}
func decodeModuleMethod(m mapper.Mapper, obj map[string]interface{}) (*ast.ModuleMethod, error) {
var meth ast.ModuleMethod
if err := m.Decode(obj, &meth); err != nil {
return nil, err
}
return &meth, nil
}