2023-03-15 16:00:52 +00:00
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// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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2018-06-12 16:38:08 +00:00
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package hclutil
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import (
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"fmt"
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multierror "github.com/hashicorp/go-multierror"
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"github.com/hashicorp/hcl/hcl/ast"
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)
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// CheckHCLKeys checks whether the keys in the AST list contains any of the valid keys provided.
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func CheckHCLKeys(node ast.Node, valid []string) error {
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var list *ast.ObjectList
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switch n := node.(type) {
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case *ast.ObjectList:
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list = n
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case *ast.ObjectType:
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list = n.List
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default:
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return fmt.Errorf("cannot check HCL keys of type %T", n)
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}
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validMap := make(map[string]struct{}, len(valid))
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for _, v := range valid {
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validMap[v] = struct{}{}
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}
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var result error
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for _, item := range list.Items {
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key := item.Keys[0].Token.Value().(string)
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if _, ok := validMap[key]; !ok {
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result = multierror.Append(result, fmt.Errorf("invalid key %q on line %d", key, item.Assign.Line))
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}
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}
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return result
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}
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