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* Use vendored go-swagger * vendor go-swagger * revert un wanteed change * remove un-needed GO111MODULE * Update Makefile Co-Authored-By: techknowlogick <matti@mdranta.net>
119 lines
2.6 KiB
Go
Vendored
119 lines
2.6 KiB
Go
Vendored
package token
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import (
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"fmt"
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"strconv"
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hcltoken "github.com/hashicorp/hcl/hcl/token"
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)
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// Token defines a single HCL token which can be obtained via the Scanner
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type Token struct {
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Type Type
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Pos Pos
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Text string
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}
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// Type is the set of lexical tokens of the HCL (HashiCorp Configuration Language)
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type Type int
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const (
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// Special tokens
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ILLEGAL Type = iota
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EOF
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identifier_beg
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literal_beg
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NUMBER // 12345
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FLOAT // 123.45
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BOOL // true,false
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STRING // "abc"
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NULL // null
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literal_end
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identifier_end
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operator_beg
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LBRACK // [
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LBRACE // {
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COMMA // ,
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PERIOD // .
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COLON // :
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RBRACK // ]
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RBRACE // }
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operator_end
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)
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var tokens = [...]string{
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ILLEGAL: "ILLEGAL",
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EOF: "EOF",
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NUMBER: "NUMBER",
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FLOAT: "FLOAT",
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BOOL: "BOOL",
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STRING: "STRING",
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NULL: "NULL",
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LBRACK: "LBRACK",
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LBRACE: "LBRACE",
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COMMA: "COMMA",
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PERIOD: "PERIOD",
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COLON: "COLON",
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RBRACK: "RBRACK",
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RBRACE: "RBRACE",
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}
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// String returns the string corresponding to the token tok.
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func (t Type) String() string {
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s := ""
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if 0 <= t && t < Type(len(tokens)) {
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s = tokens[t]
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}
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if s == "" {
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s = "token(" + strconv.Itoa(int(t)) + ")"
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}
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return s
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}
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// IsIdentifier returns true for tokens corresponding to identifiers and basic
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// type literals; it returns false otherwise.
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func (t Type) IsIdentifier() bool { return identifier_beg < t && t < identifier_end }
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// IsLiteral returns true for tokens corresponding to basic type literals; it
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// returns false otherwise.
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func (t Type) IsLiteral() bool { return literal_beg < t && t < literal_end }
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// IsOperator returns true for tokens corresponding to operators and
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// delimiters; it returns false otherwise.
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func (t Type) IsOperator() bool { return operator_beg < t && t < operator_end }
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// String returns the token's literal text. Note that this is only
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// applicable for certain token types, such as token.IDENT,
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// token.STRING, etc..
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func (t Token) String() string {
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return fmt.Sprintf("%s %s %s", t.Pos.String(), t.Type.String(), t.Text)
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}
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// HCLToken converts this token to an HCL token.
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//
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// The token type must be a literal type or this will panic.
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func (t Token) HCLToken() hcltoken.Token {
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switch t.Type {
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case BOOL:
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return hcltoken.Token{Type: hcltoken.BOOL, Text: t.Text}
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case FLOAT:
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return hcltoken.Token{Type: hcltoken.FLOAT, Text: t.Text}
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case NULL:
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return hcltoken.Token{Type: hcltoken.STRING, Text: ""}
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case NUMBER:
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return hcltoken.Token{Type: hcltoken.NUMBER, Text: t.Text}
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case STRING:
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return hcltoken.Token{Type: hcltoken.STRING, Text: t.Text, JSON: true}
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default:
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panic(fmt.Sprintf("unimplemented HCLToken for type: %s", t.Type))
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}
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}
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