mirror of https://github.com/pulumi/pulumi.git
1323 lines
31 KiB
Go
1323 lines
31 KiB
Go
// Copyright 2020-2024, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package syntax
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import (
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"bytes"
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"fmt"
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"math/big"
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"strconv"
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"unicode"
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"unicode/utf8"
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"github.com/hashicorp/hcl/v2"
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"github.com/hashicorp/hcl/v2/hclsyntax"
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"github.com/zclconf/go-cty/cty"
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)
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var tokenStrings = map[hclsyntax.TokenType]string{
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hclsyntax.TokenOBrace: "{",
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hclsyntax.TokenCBrace: "}",
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hclsyntax.TokenOBrack: "[",
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hclsyntax.TokenCBrack: "]",
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hclsyntax.TokenOParen: "(",
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hclsyntax.TokenCParen: ")",
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hclsyntax.TokenOQuote: `"`,
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hclsyntax.TokenCQuote: `"`,
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hclsyntax.TokenStar: "*",
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hclsyntax.TokenSlash: "/",
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hclsyntax.TokenPlus: "+",
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hclsyntax.TokenMinus: "-",
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hclsyntax.TokenPercent: "%",
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hclsyntax.TokenEqual: "=",
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hclsyntax.TokenEqualOp: "==",
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hclsyntax.TokenNotEqual: "!=",
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hclsyntax.TokenLessThan: "<",
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hclsyntax.TokenLessThanEq: "<=",
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hclsyntax.TokenGreaterThan: ">",
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hclsyntax.TokenGreaterThanEq: ">=",
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hclsyntax.TokenAnd: "&&",
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hclsyntax.TokenOr: "||",
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hclsyntax.TokenBang: "!",
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hclsyntax.TokenDot: ".",
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hclsyntax.TokenComma: ",",
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hclsyntax.TokenEllipsis: "...",
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hclsyntax.TokenFatArrow: "=>",
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hclsyntax.TokenQuestion: "?",
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hclsyntax.TokenColon: ":",
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hclsyntax.TokenTemplateInterp: "${",
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hclsyntax.TokenTemplateControl: "%{",
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hclsyntax.TokenTemplateSeqEnd: "}",
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hclsyntax.TokenNewline: "\n",
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}
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// Trivia represents bytes in a source file that are not syntactically meaningful. This includes whitespace and
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// comments.
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type Trivia interface {
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// Range returns the range of the trivia in the source file.
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Range() hcl.Range
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// Bytes returns the raw bytes that comprise the trivia.
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Bytes() []byte
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isTrivia()
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}
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// TriviaList is a list of trivia.
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type TriviaList []Trivia
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func (trivia TriviaList) LeadingWhitespace() TriviaList {
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end := 0
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for i, t := range trivia {
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if _, ok := t.(Whitespace); !ok {
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break
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}
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end = i
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}
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if end == 0 {
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return nil
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}
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return append(TriviaList(nil), trivia[0:end]...)
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}
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func (trivia TriviaList) TrailingWhitespace() TriviaList {
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start := len(trivia)
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for i := len(trivia) - 1; i >= 0; i-- {
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if _, ok := trivia[i].(Whitespace); !ok {
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break
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}
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start = i
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}
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if start == len(trivia) {
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return nil
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}
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return append(TriviaList(nil), trivia[start:]...)
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}
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func (trivia TriviaList) CollapseWhitespace() TriviaList {
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result := make(TriviaList, 0, len(trivia))
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for _, t := range trivia {
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if ws, ok := t.(Whitespace); ok {
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if len(result) != 0 {
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ws.bytes = []byte{' '}
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result = append(result, ws)
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}
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} else {
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result = append(result, t)
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}
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}
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return result
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}
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func (trivia TriviaList) EndsOnNewLine() bool {
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for _, trivia := range trivia {
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b := trivia.Bytes()
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for len(b) > 0 {
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r, sz := utf8.DecodeLastRune(b)
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if r == '\n' {
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return true
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}
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if !unicode.IsSpace(r) {
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return false
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}
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b = b[:len(b)-sz]
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}
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}
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return false
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}
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func (trivia TriviaList) Index(sep string) (Trivia, int) {
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s := []byte(sep)
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for _, trivia := range trivia {
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if i := bytes.Index(trivia.Bytes(), s); i != -1 {
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return trivia, i
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}
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}
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return nil, -1
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}
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func (trivia TriviaList) Format(f fmt.State, c rune) {
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for _, trivia := range trivia {
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_, err := f.Write(trivia.Bytes())
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if err != nil {
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panic(err)
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}
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}
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}
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// Comment is a piece of trivia that represents a line or block comment in a source file.
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type Comment struct {
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// Lines contains the lines of the comment without leading comment characters or trailing newlines.
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Lines []string
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rng hcl.Range
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bytes []byte
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}
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// Range returns the range of the comment in the source file.
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func (c Comment) Range() hcl.Range {
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return c.rng
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}
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// Bytes returns the raw bytes that comprise the comment.
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func (c Comment) Bytes() []byte {
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return c.bytes
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}
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func (Comment) isTrivia() {}
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// Whitespace is a piece of trivia that represents a sequence of whitespace characters in a source file.
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type Whitespace struct {
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rng hcl.Range
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bytes []byte
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}
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// NewWhitespace returns a new piece of whitespace trivia with the given contents.
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func NewWhitespace(bytes ...byte) Whitespace {
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return Whitespace{bytes: bytes}
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}
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// Range returns the range of the whitespace in the source file.
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func (w Whitespace) Range() hcl.Range {
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return w.rng
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}
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// Bytes returns the raw bytes that comprise the whitespace.
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func (w Whitespace) Bytes() []byte {
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return w.bytes
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}
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func (Whitespace) isTrivia() {}
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// TemplateDelimiter is a piece of trivia that represents a token that demarcates an interpolation or control sequence
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// inside of a template.
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type TemplateDelimiter struct {
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// Type is the type of the delimiter (e.g. hclsyntax.TokenTemplateInterp)
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Type hclsyntax.TokenType
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rng hcl.Range
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bytes []byte
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}
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// NewTemplateDelimiter creates a new TemplateDelimiter value with the given delimiter type. If the token type is not a
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// template delimiter, this function will panic.
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func NewTemplateDelimiter(typ hclsyntax.TokenType) TemplateDelimiter {
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var s string
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//nolint:exhaustive // Only some tokens are template delimiters.
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switch typ {
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case hclsyntax.TokenTemplateInterp:
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s = "${"
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case hclsyntax.TokenTemplateControl:
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s = "%{"
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case hclsyntax.TokenTemplateSeqEnd:
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s = "}"
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default:
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panic(fmt.Errorf("%v is not a template delimiter", typ))
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}
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return TemplateDelimiter{
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Type: typ,
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bytes: []byte(s),
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}
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}
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// Range returns the range of the delimiter in the source file.
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func (t TemplateDelimiter) Range() hcl.Range {
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return t.rng
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}
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// Bytes returns the raw bytes that comprise the delimiter.
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func (t TemplateDelimiter) Bytes() []byte {
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return t.bytes
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}
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func (TemplateDelimiter) isTrivia() {}
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// Token represents an HCL2 syntax token with attached leading trivia.
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type Token struct {
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Raw hclsyntax.Token
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LeadingTrivia TriviaList
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TrailingTrivia TriviaList
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}
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func (t Token) Format(f fmt.State, c rune) {
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if t.LeadingTrivia != nil {
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t.LeadingTrivia.Format(f, c)
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} else if f.Flag(' ') {
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if _, err := f.Write([]byte{' '}); err != nil {
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panic(err)
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}
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}
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bytes := t.Raw.Bytes
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if str, ok := tokenStrings[t.Raw.Type]; ok {
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bytes = []byte(str)
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}
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if _, err := f.Write(bytes); err != nil {
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panic(err)
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}
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t.TrailingTrivia.Format(f, c)
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}
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func (t Token) AllTrivia() TriviaList {
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result := make(TriviaList, len(t.LeadingTrivia)+len(t.TrailingTrivia))
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copy(result, t.LeadingTrivia)
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copy(result[len(t.LeadingTrivia):], t.TrailingTrivia)
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return result
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}
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// Range returns the total range covered by this token and any leading trivia.
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func (t Token) Range() hcl.Range {
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start := t.Raw.Range.Start
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if len(t.LeadingTrivia) > 0 {
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start = t.LeadingTrivia[0].Range().Start
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}
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end := t.Raw.Range.End
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if len(t.TrailingTrivia) > 0 {
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end = t.TrailingTrivia[len(t.TrailingTrivia)-1].Range().End
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}
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return hcl.Range{Filename: t.Raw.Range.Filename, Start: start, End: end}
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}
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func (t Token) withIdent(s string) Token {
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if string(t.Raw.Bytes) == s {
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return t
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}
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t.Raw.Bytes = []byte(s)
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return t
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}
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func (t Token) withOperation(operation *hclsyntax.Operation) Token {
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typ := OperationTokenType(operation)
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if t.Raw.Type == typ {
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return t
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}
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t.Raw.Type = typ
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return t
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}
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func OperationTokenType(operation *hclsyntax.Operation) hclsyntax.TokenType {
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switch operation {
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case hclsyntax.OpAdd:
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return hclsyntax.TokenPlus
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case hclsyntax.OpDivide:
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return hclsyntax.TokenSlash
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case hclsyntax.OpEqual:
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return hclsyntax.TokenEqualOp
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case hclsyntax.OpGreaterThan:
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return hclsyntax.TokenGreaterThan
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case hclsyntax.OpGreaterThanOrEqual:
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return hclsyntax.TokenGreaterThanEq
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case hclsyntax.OpLessThan:
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return hclsyntax.TokenLessThan
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case hclsyntax.OpLessThanOrEqual:
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return hclsyntax.TokenLessThanEq
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case hclsyntax.OpLogicalAnd:
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return hclsyntax.TokenAnd
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case hclsyntax.OpLogicalNot:
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return hclsyntax.TokenBang
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case hclsyntax.OpLogicalOr:
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return hclsyntax.TokenOr
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case hclsyntax.OpModulo:
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return hclsyntax.TokenPercent
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case hclsyntax.OpMultiply:
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return hclsyntax.TokenStar
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case hclsyntax.OpNegate:
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return hclsyntax.TokenMinus
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case hclsyntax.OpNotEqual:
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return hclsyntax.TokenNotEqual
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case hclsyntax.OpSubtract:
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return hclsyntax.TokenMinus
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}
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return hclsyntax.TokenInvalid
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}
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func newRawToken(typ hclsyntax.TokenType, text ...string) hclsyntax.Token {
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bytes := []byte(tokenStrings[typ])
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if len(text) != 0 {
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bytes = []byte(text[0])
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}
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return hclsyntax.Token{
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Type: typ,
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Bytes: bytes,
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}
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}
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// NodeTokens is a closed interface that is used to represent arbitrary *Tokens types in this package.
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type NodeTokens interface {
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isNodeTokens()
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}
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// Parentheses records enclosing parenthesis tokens for expressions.
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type Parentheses struct {
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Open []Token
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Close []Token
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}
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func (parens Parentheses) Any() bool {
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return len(parens.Open) > 0
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}
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func (parens Parentheses) GetLeadingTrivia() TriviaList {
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if !parens.Any() {
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return nil
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}
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return parens.Open[0].LeadingTrivia
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}
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func (parens Parentheses) SetLeadingTrivia(trivia TriviaList) {
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if parens.Any() {
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parens.Open[0].LeadingTrivia = trivia
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}
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}
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func (parens Parentheses) GetTrailingTrivia() TriviaList {
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if !parens.Any() {
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return nil
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}
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return parens.Close[0].TrailingTrivia
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}
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func (parens Parentheses) SetTrailingTrivia(trivia TriviaList) {
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if parens.Any() {
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parens.Close[0].TrailingTrivia = trivia
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}
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}
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func (parens Parentheses) Format(f fmt.State, c rune) {
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switch c {
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case '(':
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for i := len(parens.Open) - 1; i >= 0; i-- {
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if _, err := fmt.Fprintf(f, "%v", parens.Open[i]); err != nil {
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panic(err)
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}
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}
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case ')':
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for _, p := range parens.Close {
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if _, err := fmt.Fprintf(f, "%v", p); err != nil {
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panic(err)
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}
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}
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default:
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if _, err := fmt.Fprintf(f, "%v%v", parens.Open, parens.Close); err != nil {
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panic(err)
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}
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}
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}
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func exprRange(filename string, parens Parentheses, start, end hcl.Pos) hcl.Range {
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if parens.Any() {
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start = parens.Open[len(parens.Open)-1].Range().Start
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end = parens.Close[len(parens.Close)-1].Range().End
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}
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return hcl.Range{
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Filename: filename,
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Start: start,
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End: end,
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}
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}
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// AttributeTokens records the tokens associated with an *hclsyntax.Attribute.
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type AttributeTokens struct {
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Name Token
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Equals Token
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}
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func NewAttributeTokens(name string) *AttributeTokens {
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var t *AttributeTokens
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return &AttributeTokens{
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Name: t.GetName(name),
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Equals: t.GetEquals(),
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}
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}
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func (t *AttributeTokens) GetName(name string) Token {
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if t == nil {
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return Token{Raw: newRawToken(hclsyntax.TokenIdent, name)}
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}
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return t.Name.withIdent(name)
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}
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func (t *AttributeTokens) GetEquals() Token {
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if t == nil {
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return Token{
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Raw: newRawToken(hclsyntax.TokenEqual),
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LeadingTrivia: TriviaList{NewWhitespace(' ')},
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}
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}
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return t.Equals
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}
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func (*AttributeTokens) isNodeTokens() {}
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// BinaryOpTokens records the tokens associated with an *hclsyntax.BinaryOpExpr.
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type BinaryOpTokens struct {
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Parentheses Parentheses
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Operator Token
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}
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|
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func NewBinaryOpTokens(operation *hclsyntax.Operation) *BinaryOpTokens {
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var t *BinaryOpTokens
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return &BinaryOpTokens{Operator: t.GetOperator(operation)}
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}
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func (t *BinaryOpTokens) GetParentheses() Parentheses {
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if t == nil {
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return Parentheses{}
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}
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return t.Parentheses
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}
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|
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func (t *BinaryOpTokens) GetOperator(operation *hclsyntax.Operation) Token {
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if t == nil {
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return Token{
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Raw: newRawToken(OperationTokenType(operation)),
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LeadingTrivia: TriviaList{NewWhitespace(' ')},
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}
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}
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return t.Operator.withOperation(operation)
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}
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|
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func (*BinaryOpTokens) isNodeTokens() {}
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|
|
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// BlockTokens records the tokens associated with an *hclsyntax.Block.
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type BlockTokens struct {
|
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Type Token
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Labels []Token
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OpenBrace Token
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CloseBrace Token
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}
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|
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func NewBlockTokens(typ string, labels ...string) *BlockTokens {
|
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var t *BlockTokens
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return &BlockTokens{
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Type: t.GetType(typ),
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Labels: t.GetLabels(labels),
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OpenBrace: t.GetOpenBrace(),
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CloseBrace: t.GetCloseBrace(),
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}
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}
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|
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func (t *BlockTokens) GetType(typ string) Token {
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if t == nil {
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return Token{Raw: newRawToken(hclsyntax.TokenIdent, typ)}
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}
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return t.Type.withIdent(typ)
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}
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|
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func (t *BlockTokens) GetLabels(labels []string) []Token {
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if t == nil {
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labelTokens := make([]Token, len(labels))
|
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for i, l := range labels {
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var raw hclsyntax.Token
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|
if hclsyntax.ValidIdentifier(l) {
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raw = newRawToken(hclsyntax.TokenIdent, l)
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} else {
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raw = newRawToken(hclsyntax.TokenQuotedLit, fmt.Sprintf("%q", l))
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}
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labelTokens[i] = Token{
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Raw: raw,
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LeadingTrivia: TriviaList{NewWhitespace(' ')},
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}
|
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}
|
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return labelTokens
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}
|
|
return t.Labels
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}
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|
|
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func (t *BlockTokens) GetOpenBrace() Token {
|
|
if t == nil {
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|
return Token{
|
|
Raw: newRawToken(hclsyntax.TokenOBrace),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
TrailingTrivia: TriviaList{NewWhitespace('\n')},
|
|
}
|
|
}
|
|
return t.OpenBrace
|
|
}
|
|
|
|
func (t *BlockTokens) GetCloseBrace() Token {
|
|
if t == nil {
|
|
return Token{
|
|
Raw: newRawToken(hclsyntax.TokenCBrace),
|
|
LeadingTrivia: TriviaList{NewWhitespace('\n')},
|
|
TrailingTrivia: TriviaList{NewWhitespace('\n')},
|
|
}
|
|
}
|
|
return t.CloseBrace
|
|
}
|
|
|
|
func (*BlockTokens) isNodeTokens() {}
|
|
|
|
// BodyTokens records the tokens associated with an *hclsyntax.Body.
|
|
type BodyTokens struct {
|
|
EndOfFile *Token
|
|
}
|
|
|
|
func (t *BodyTokens) GetEndOfFile() *Token {
|
|
if t == nil {
|
|
return nil
|
|
}
|
|
return t.EndOfFile
|
|
}
|
|
|
|
func (*BodyTokens) isNodeTokens() {}
|
|
|
|
// ConditionalTokens records the tokens associated with an *hclsyntax.ConditionalExpr of the form "a ? t : f".
|
|
type ConditionalTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
QuestionMark Token
|
|
Colon Token
|
|
}
|
|
|
|
func NewConditionalTokens() *ConditionalTokens {
|
|
return &ConditionalTokens{
|
|
QuestionMark: Token{
|
|
Raw: newRawToken(hclsyntax.TokenQuestion),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
Colon: Token{
|
|
Raw: newRawToken(hclsyntax.TokenColon),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
}
|
|
}
|
|
|
|
func (*ConditionalTokens) isNodeTokens() {}
|
|
|
|
// TemplateConditionalTokens records the tokens associated with an *hclsyntax.ConditionalExpr inside a template
|
|
// expression.
|
|
type TemplateConditionalTokens struct {
|
|
OpenIf Token
|
|
If Token
|
|
CloseIf Token
|
|
OpenElse *Token
|
|
Else *Token
|
|
CloseElse *Token
|
|
OpenEndif Token
|
|
Endif Token
|
|
CloseEndif Token
|
|
}
|
|
|
|
func NewTemplateConditionalTokens(hasElse bool) *TemplateConditionalTokens {
|
|
var openElseT, elseT, closeElseT *Token
|
|
if hasElse {
|
|
openElseT = &Token{Raw: newRawToken(hclsyntax.TokenTemplateControl)}
|
|
elseT = &Token{Raw: newRawToken(hclsyntax.TokenIdent, "else")}
|
|
closeElseT = &Token{Raw: newRawToken(hclsyntax.TokenTemplateSeqEnd)}
|
|
}
|
|
return &TemplateConditionalTokens{
|
|
OpenIf: Token{Raw: newRawToken(hclsyntax.TokenTemplateControl)},
|
|
If: Token{Raw: newRawToken(hclsyntax.TokenIdent, "if")},
|
|
CloseIf: Token{Raw: newRawToken(hclsyntax.TokenTemplateSeqEnd)},
|
|
OpenElse: openElseT,
|
|
Else: elseT,
|
|
CloseElse: closeElseT,
|
|
OpenEndif: Token{Raw: newRawToken(hclsyntax.TokenTemplateControl)},
|
|
Endif: Token{Raw: newRawToken(hclsyntax.TokenIdent, "endif")},
|
|
CloseEndif: Token{Raw: newRawToken(hclsyntax.TokenTemplateSeqEnd)},
|
|
}
|
|
}
|
|
|
|
func (*TemplateConditionalTokens) isNodeTokens() {}
|
|
|
|
// ForTokens records the tokens associated with an *hclsyntax.ForExpr.
|
|
type ForTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Open Token
|
|
For Token
|
|
Key *Token
|
|
Comma *Token
|
|
Value Token
|
|
In Token
|
|
Colon Token
|
|
Arrow *Token
|
|
Group *Token
|
|
If *Token
|
|
Close Token
|
|
}
|
|
|
|
func NewForTokens(keyVariable, valueVariable string, mapFor, group, conditional bool) *ForTokens {
|
|
var keyT, commaT, arrowT, groupT, ifT *Token
|
|
if keyVariable != "" {
|
|
keyT = &Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, keyVariable),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
}
|
|
commaT = &Token{Raw: newRawToken(hclsyntax.TokenComma)}
|
|
}
|
|
if mapFor {
|
|
arrowT = &Token{
|
|
Raw: newRawToken(hclsyntax.TokenFatArrow),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
}
|
|
}
|
|
if group {
|
|
groupT = &Token{Raw: newRawToken(hclsyntax.TokenEllipsis)}
|
|
}
|
|
if conditional {
|
|
ifT = &Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, "if"),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
}
|
|
}
|
|
|
|
return &ForTokens{
|
|
Open: Token{Raw: newRawToken(hclsyntax.TokenOBrack)},
|
|
For: Token{Raw: newRawToken(hclsyntax.TokenIdent, "for")},
|
|
Key: keyT,
|
|
Comma: commaT,
|
|
Value: Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, valueVariable),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
In: Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, "in"),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
Colon: Token{Raw: newRawToken(hclsyntax.TokenColon)},
|
|
Arrow: arrowT,
|
|
Group: groupT,
|
|
If: ifT,
|
|
Close: Token{Raw: newRawToken(hclsyntax.TokenCBrack)},
|
|
}
|
|
}
|
|
|
|
func (*ForTokens) isNodeTokens() {}
|
|
|
|
// TemplateForTokens records the tokens associated with an *hclsyntax.ForExpr inside a template.
|
|
type TemplateForTokens struct {
|
|
OpenFor Token
|
|
For Token
|
|
Key *Token
|
|
Comma *Token
|
|
Value Token
|
|
In Token
|
|
CloseFor Token
|
|
OpenEndfor Token
|
|
Endfor Token
|
|
CloseEndfor Token
|
|
}
|
|
|
|
func NewTemplateForTokens(keyVariable, valueVariable string) *TemplateForTokens {
|
|
var keyT, commaT *Token
|
|
if keyVariable != "" {
|
|
keyT = &Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, keyVariable),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
}
|
|
commaT = &Token{Raw: newRawToken(hclsyntax.TokenComma)}
|
|
}
|
|
|
|
return &TemplateForTokens{
|
|
OpenFor: Token{Raw: newRawToken(hclsyntax.TokenTemplateControl)},
|
|
For: Token{Raw: newRawToken(hclsyntax.TokenIdent, "for")},
|
|
Key: keyT,
|
|
Comma: commaT,
|
|
Value: Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, valueVariable),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
In: Token{
|
|
Raw: newRawToken(hclsyntax.TokenIdent, "in"),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
CloseFor: Token{Raw: newRawToken(hclsyntax.TokenTemplateSeqEnd)},
|
|
OpenEndfor: Token{Raw: newRawToken(hclsyntax.TokenTemplateControl)},
|
|
Endfor: Token{Raw: newRawToken(hclsyntax.TokenIdent, "endfor")},
|
|
CloseEndfor: Token{Raw: newRawToken(hclsyntax.TokenTemplateSeqEnd)},
|
|
}
|
|
}
|
|
|
|
func (*TemplateForTokens) isNodeTokens() {}
|
|
|
|
// FunctionCallTokens records the tokens associated with an *hclsyntax.FunctionCallExpr.
|
|
type FunctionCallTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Name Token
|
|
OpenParen Token
|
|
Commas []Token
|
|
CloseParen Token
|
|
}
|
|
|
|
func NewFunctionCallTokens(name string, argCount int) *FunctionCallTokens {
|
|
var t *FunctionCallTokens
|
|
return &FunctionCallTokens{
|
|
Name: t.GetName(name),
|
|
OpenParen: t.GetOpenParen(),
|
|
Commas: t.GetCommas(argCount),
|
|
CloseParen: t.GetCloseParen(),
|
|
}
|
|
}
|
|
|
|
func (t *FunctionCallTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *FunctionCallTokens) GetName(name string) Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenIdent, name)}
|
|
}
|
|
return t.Name.withIdent(name)
|
|
}
|
|
|
|
func (t *FunctionCallTokens) GetOpenParen() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenOParen)}
|
|
}
|
|
return t.OpenParen
|
|
}
|
|
|
|
func (t *FunctionCallTokens) GetCommas(argCount int) []Token {
|
|
if t == nil {
|
|
if argCount == 0 {
|
|
return nil
|
|
}
|
|
|
|
commas := make([]Token, argCount-1)
|
|
for i := 0; i < len(commas); i++ {
|
|
commas[i] = Token{Raw: newRawToken(hclsyntax.TokenComma)}
|
|
}
|
|
return commas
|
|
}
|
|
return t.Commas
|
|
}
|
|
|
|
func (t *FunctionCallTokens) GetCloseParen() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenCParen)}
|
|
}
|
|
return t.CloseParen
|
|
}
|
|
|
|
func (*FunctionCallTokens) isNodeTokens() {}
|
|
|
|
// IndexTokens records the tokens associated with an *hclsyntax.IndexExpr.
|
|
type IndexTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
OpenBracket Token
|
|
CloseBracket Token
|
|
}
|
|
|
|
func NewIndexTokens() *IndexTokens {
|
|
var t *IndexTokens
|
|
return &IndexTokens{
|
|
OpenBracket: t.GetOpenBracket(),
|
|
CloseBracket: t.GetCloseBracket(),
|
|
}
|
|
}
|
|
|
|
func (t *IndexTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *IndexTokens) GetOpenBracket() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenOBrack)}
|
|
}
|
|
return t.OpenBracket
|
|
}
|
|
|
|
func (t *IndexTokens) GetCloseBracket() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenCBrack)}
|
|
}
|
|
return t.CloseBracket
|
|
}
|
|
|
|
func (*IndexTokens) isNodeTokens() {}
|
|
|
|
// LiteralValueTokens records the tokens associated with an *hclsyntax.LiteralValueExpr.
|
|
type LiteralValueTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Value []Token
|
|
}
|
|
|
|
func rawLiteralValueToken(value cty.Value) hclsyntax.Token {
|
|
rawType, rawText := hclsyntax.TokenIdent, ""
|
|
switch value.Type() {
|
|
case cty.Bool:
|
|
rawText = "false"
|
|
if value.True() {
|
|
rawText = "true"
|
|
}
|
|
case cty.Number:
|
|
rawType = hclsyntax.TokenNumberLit
|
|
|
|
bf := value.AsBigFloat()
|
|
i, acc := bf.Int64()
|
|
if acc == big.Exact {
|
|
rawText = strconv.FormatInt(i, 10)
|
|
} else {
|
|
d, _ := bf.Float64()
|
|
rawText = fmt.Sprintf("%g", d)
|
|
}
|
|
case cty.String:
|
|
rawText = value.AsString()
|
|
}
|
|
return newRawToken(rawType, rawText)
|
|
}
|
|
|
|
func NewLiteralValueTokens(value cty.Value) *LiteralValueTokens {
|
|
var t *LiteralValueTokens
|
|
return &LiteralValueTokens{
|
|
Value: t.GetValue(value),
|
|
}
|
|
}
|
|
|
|
func (t *LiteralValueTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *LiteralValueTokens) GetValue(value cty.Value) []Token {
|
|
if t == nil {
|
|
return []Token{{Raw: rawLiteralValueToken(value)}}
|
|
}
|
|
return t.Value
|
|
}
|
|
|
|
func (*LiteralValueTokens) isNodeTokens() {}
|
|
|
|
// ObjectConsItemTokens records the tokens associated with an hclsyntax.ObjectConsItem.
|
|
type ObjectConsItemTokens struct {
|
|
Equals Token
|
|
Comma *Token
|
|
}
|
|
|
|
func NewObjectConsItemTokens(last bool) ObjectConsItemTokens {
|
|
var comma *Token
|
|
if !last {
|
|
comma = &Token{
|
|
Raw: newRawToken(hclsyntax.TokenComma),
|
|
TrailingTrivia: TriviaList{NewWhitespace('\n')},
|
|
}
|
|
}
|
|
return ObjectConsItemTokens{
|
|
Equals: Token{
|
|
Raw: newRawToken(hclsyntax.TokenEqual),
|
|
LeadingTrivia: TriviaList{NewWhitespace(' ')},
|
|
},
|
|
Comma: comma,
|
|
}
|
|
}
|
|
|
|
// ObjectConsTokens records the tokens associated with an *hclsyntax.ObjectConsExpr.
|
|
type ObjectConsTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
OpenBrace Token
|
|
Items []ObjectConsItemTokens
|
|
CloseBrace Token
|
|
}
|
|
|
|
func NewObjectConsTokens(itemCount int) *ObjectConsTokens {
|
|
var t *ObjectConsTokens
|
|
return &ObjectConsTokens{
|
|
OpenBrace: t.GetOpenBrace(itemCount),
|
|
Items: t.GetItems(itemCount),
|
|
CloseBrace: t.GetCloseBrace(),
|
|
}
|
|
}
|
|
|
|
func (t *ObjectConsTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *ObjectConsTokens) GetOpenBrace(itemCount int) Token {
|
|
if t == nil {
|
|
var openBraceTrailingTrivia TriviaList
|
|
if itemCount > 0 {
|
|
openBraceTrailingTrivia = TriviaList{NewWhitespace('\n')}
|
|
}
|
|
return Token{
|
|
Raw: newRawToken(hclsyntax.TokenOBrace),
|
|
TrailingTrivia: openBraceTrailingTrivia,
|
|
}
|
|
}
|
|
return t.OpenBrace
|
|
}
|
|
|
|
func (t *ObjectConsTokens) GetItems(itemCount int) []ObjectConsItemTokens {
|
|
if t == nil {
|
|
items := make([]ObjectConsItemTokens, itemCount)
|
|
for i := 0; i < len(items); i++ {
|
|
items[i] = NewObjectConsItemTokens(i == len(items)-1)
|
|
}
|
|
return items
|
|
}
|
|
return t.Items
|
|
}
|
|
|
|
func (t *ObjectConsTokens) GetCloseBrace() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenCBrace)}
|
|
}
|
|
return t.CloseBrace
|
|
}
|
|
|
|
func (*ObjectConsTokens) isNodeTokens() {}
|
|
|
|
// TraverserTokens is a closed interface implemented by DotTraverserTokens and BracketTraverserTokens
|
|
type TraverserTokens interface {
|
|
Range() hcl.Range
|
|
|
|
isTraverserTokens()
|
|
}
|
|
|
|
func NewTraverserTokens(traverser hcl.Traverser) TraverserTokens {
|
|
switch traverser := traverser.(type) {
|
|
case hcl.TraverseAttr:
|
|
return NewDotTraverserTokens(traverser.Name)
|
|
case hcl.TraverseIndex:
|
|
return NewBracketTraverserTokens(string(rawLiteralValueToken(traverser.Key).Bytes))
|
|
default:
|
|
return nil
|
|
}
|
|
}
|
|
|
|
// DotTraverserTokens records the tokens associated with dotted traverser (i.e. '.' <attr>).
|
|
type DotTraverserTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Dot Token
|
|
Index Token
|
|
}
|
|
|
|
func NewDotTraverserTokens(index string) *DotTraverserTokens {
|
|
indexType := hclsyntax.TokenIdent
|
|
_, err := cty.ParseNumberVal(index)
|
|
if err == nil {
|
|
indexType = hclsyntax.TokenNumberLit
|
|
}
|
|
return &DotTraverserTokens{
|
|
Dot: Token{Raw: newRawToken(hclsyntax.TokenDot)},
|
|
Index: Token{Raw: newRawToken(indexType, index)},
|
|
}
|
|
}
|
|
|
|
func (t *DotTraverserTokens) Range() hcl.Range {
|
|
filename := t.Dot.Range().Filename
|
|
return exprRange(filename, t.Parentheses, t.Dot.Range().Start, t.Index.Range().End)
|
|
}
|
|
|
|
func (*DotTraverserTokens) isTraverserTokens() {}
|
|
|
|
// BracketTraverserTokens records the tokens associated with a bracketed traverser (i.e. '[' <index> ']').
|
|
type BracketTraverserTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
OpenBracket Token
|
|
Index Token
|
|
CloseBracket Token
|
|
}
|
|
|
|
func NewBracketTraverserTokens(index string) *BracketTraverserTokens {
|
|
indexType := hclsyntax.TokenIdent
|
|
_, err := cty.ParseNumberVal(index)
|
|
if err == nil {
|
|
indexType = hclsyntax.TokenNumberLit
|
|
}
|
|
return &BracketTraverserTokens{
|
|
OpenBracket: Token{Raw: newRawToken(hclsyntax.TokenOBrack)},
|
|
Index: Token{Raw: newRawToken(indexType, index)},
|
|
CloseBracket: Token{Raw: newRawToken(hclsyntax.TokenCBrack)},
|
|
}
|
|
}
|
|
|
|
func (t *BracketTraverserTokens) Range() hcl.Range {
|
|
filename := t.OpenBracket.Range().Filename
|
|
return exprRange(filename, t.Parentheses, t.OpenBracket.Range().Start, t.CloseBracket.Range().End)
|
|
}
|
|
|
|
func (*BracketTraverserTokens) isTraverserTokens() {}
|
|
|
|
func newRelativeTraversalTokens(traversal hcl.Traversal) []TraverserTokens {
|
|
result := make([]TraverserTokens, len(traversal))
|
|
for i, t := range traversal {
|
|
result[i] = NewTraverserTokens(t)
|
|
}
|
|
return result
|
|
}
|
|
|
|
// RelativeTraversalTokens records the tokens associated with an *hclsyntax.RelativeTraversalExpr.
|
|
type RelativeTraversalTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Traversal []TraverserTokens
|
|
}
|
|
|
|
func NewRelativeTraversalTokens(traversal hcl.Traversal) *RelativeTraversalTokens {
|
|
return &RelativeTraversalTokens{
|
|
Traversal: newRelativeTraversalTokens(traversal),
|
|
}
|
|
}
|
|
|
|
func (t *RelativeTraversalTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *RelativeTraversalTokens) GetTraversal(traversal hcl.Traversal) []TraverserTokens {
|
|
if t == nil {
|
|
return newRelativeTraversalTokens(traversal)
|
|
}
|
|
return t.Traversal
|
|
}
|
|
|
|
func (*RelativeTraversalTokens) isNodeTokens() {}
|
|
|
|
// ScopeTraversalTokens records the tokens associated with an *hclsyntax.ScopeTraversalExpr.
|
|
type ScopeTraversalTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Root Token
|
|
Traversal []TraverserTokens
|
|
}
|
|
|
|
func NewScopeTraversalTokens(traversal hcl.Traversal) *ScopeTraversalTokens {
|
|
var t *ScopeTraversalTokens
|
|
return &ScopeTraversalTokens{
|
|
Root: t.GetRoot(traversal),
|
|
Traversal: t.GetTraversal(traversal),
|
|
}
|
|
}
|
|
|
|
func (t *ScopeTraversalTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *ScopeTraversalTokens) GetRoot(traversal hcl.Traversal) Token {
|
|
if t == nil {
|
|
rootName := traversal[0].(hcl.TraverseRoot).Name
|
|
return Token{Raw: newRawToken(hclsyntax.TokenIdent, rootName)}
|
|
}
|
|
return t.Root
|
|
}
|
|
|
|
func (t *ScopeTraversalTokens) GetTraversal(traversal hcl.Traversal) []TraverserTokens {
|
|
if t == nil {
|
|
return newRelativeTraversalTokens(traversal[1:])
|
|
}
|
|
return t.Traversal
|
|
}
|
|
|
|
func (*ScopeTraversalTokens) isNodeTokens() {}
|
|
|
|
// SplatTokens records the tokens associated with an *hclsyntax.SplatExpr.
|
|
type SplatTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Open Token
|
|
Star Token
|
|
Close *Token
|
|
}
|
|
|
|
func NewSplatTokens(dotted bool) *SplatTokens {
|
|
openType := hclsyntax.TokenDot
|
|
var closeT *Token
|
|
if !dotted {
|
|
openType = hclsyntax.TokenOBrack
|
|
closeT = &Token{Raw: newRawToken(hclsyntax.TokenCBrack)}
|
|
}
|
|
return &SplatTokens{
|
|
Open: Token{Raw: newRawToken(openType)},
|
|
Star: Token{Raw: newRawToken(hclsyntax.TokenStar)},
|
|
Close: closeT,
|
|
}
|
|
}
|
|
|
|
func (t *SplatTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *SplatTokens) GetOpen() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenOBrack)}
|
|
}
|
|
return t.Open
|
|
}
|
|
|
|
func (t *SplatTokens) GetStar() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenStar)}
|
|
}
|
|
return t.Star
|
|
}
|
|
|
|
func (t *SplatTokens) GetClose() *Token {
|
|
if t == nil {
|
|
return &Token{Raw: newRawToken(hclsyntax.TokenCBrack)}
|
|
}
|
|
return t.Close
|
|
}
|
|
|
|
func (*SplatTokens) isNodeTokens() {}
|
|
|
|
// TemplateTokens records the tokens associated with an *hclsyntax.TemplateExpr.
|
|
type TemplateTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Open Token
|
|
Close Token
|
|
}
|
|
|
|
func NewTemplateTokens() *TemplateTokens {
|
|
var t *TemplateTokens
|
|
return &TemplateTokens{
|
|
Open: t.GetOpen(),
|
|
Close: t.GetClose(),
|
|
}
|
|
}
|
|
|
|
func (t *TemplateTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *TemplateTokens) GetOpen() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenOQuote)}
|
|
}
|
|
return t.Open
|
|
}
|
|
|
|
func (t *TemplateTokens) GetClose() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenCQuote)}
|
|
}
|
|
return t.Close
|
|
}
|
|
|
|
func (*TemplateTokens) isNodeTokens() {}
|
|
|
|
// TupleConsTokens records the tokens associated with an *hclsyntax.TupleConsExpr.
|
|
type TupleConsTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
OpenBracket Token
|
|
Commas []Token
|
|
CloseBracket Token
|
|
}
|
|
|
|
func NewTupleConsTokens(elementCount int) *TupleConsTokens {
|
|
var t *TupleConsTokens
|
|
return &TupleConsTokens{
|
|
OpenBracket: t.GetOpenBracket(),
|
|
Commas: t.GetCommas(elementCount),
|
|
CloseBracket: t.GetCloseBracket(),
|
|
}
|
|
}
|
|
|
|
func (t *TupleConsTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *TupleConsTokens) GetOpenBracket() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenOBrack)}
|
|
}
|
|
return t.OpenBracket
|
|
}
|
|
|
|
func (t *TupleConsTokens) GetCommas(elementCount int) []Token {
|
|
if t == nil {
|
|
if elementCount == 0 {
|
|
return nil
|
|
}
|
|
|
|
commas := make([]Token, elementCount-1)
|
|
for i := 0; i < len(commas); i++ {
|
|
commas[i] = Token{Raw: newRawToken(hclsyntax.TokenComma)}
|
|
}
|
|
return commas
|
|
}
|
|
return t.Commas
|
|
}
|
|
|
|
func (t *TupleConsTokens) GetCloseBracket() Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(hclsyntax.TokenCBrack)}
|
|
}
|
|
return t.CloseBracket
|
|
}
|
|
|
|
func (*TupleConsTokens) isNodeTokens() {}
|
|
|
|
// UnaryOpTokens records the tokens associated with an *hclsyntax.UnaryOpExpr.
|
|
type UnaryOpTokens struct {
|
|
Parentheses Parentheses
|
|
|
|
Operator Token
|
|
}
|
|
|
|
func NewUnaryOpTokens(operation *hclsyntax.Operation) *UnaryOpTokens {
|
|
var t *UnaryOpTokens
|
|
return &UnaryOpTokens{
|
|
Operator: t.GetOperator(operation),
|
|
}
|
|
}
|
|
|
|
func (t *UnaryOpTokens) GetParentheses() Parentheses {
|
|
if t == nil {
|
|
return Parentheses{}
|
|
}
|
|
return t.Parentheses
|
|
}
|
|
|
|
func (t *UnaryOpTokens) GetOperator(operation *hclsyntax.Operation) Token {
|
|
if t == nil {
|
|
return Token{Raw: newRawToken(OperationTokenType(operation))}
|
|
}
|
|
return t.Operator
|
|
}
|
|
|
|
func (*UnaryOpTokens) isNodeTokens() {}
|