// Copyright 2016-2020, 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 model import ( "github.com/hashicorp/hcl/v2" "github.com/hashicorp/hcl/v2/hclsyntax" "github.com/pulumi/pulumi/pkg/v3/codegen/hcl2/syntax" ) type noneType int func (noneType) SyntaxNode() hclsyntax.Node { return syntax.None } func (noneType) Traverse(traverser hcl.Traverser) (Traversable, hcl.Diagnostics) { return NoneType, hcl.Diagnostics{unsupportedReceiverType(NoneType, traverser.SourceRange())} } func (n noneType) Equals(other Type) bool { return n.equals(other, nil) } func (noneType) equals(other Type, seen map[Type]struct{}) bool { return other == NoneType } func (noneType) AssignableFrom(src Type) bool { return assignableFrom(NoneType, src, func() bool { return false }) } func (noneType) ConversionFrom(src Type) ConversionKind { kind, _ := NoneType.conversionFrom(src, false, nil) return kind } func (noneType) conversionFrom(src Type, unifying bool, seen map[Type]struct{}) (ConversionKind, lazyDiagnostics) { return conversionFrom(NoneType, src, unifying, seen, func() (ConversionKind, lazyDiagnostics) { return NoConversion, nil }) } func (noneType) String() string { return "none" } func (noneType) string(_ map[Type]struct{}) string { return "none" } func (noneType) unify(other Type) (Type, ConversionKind) { return unify(NoneType, other, func() (Type, ConversionKind) { return NoneType, other.ConversionFrom(NoneType) }) } func (noneType) isType() {}