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117 lines
1.9 KiB
Go
117 lines
1.9 KiB
Go
// Code generated by gocc; DO NOT EDIT.
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// This file is dual licensed under CC0 and The gonum license.
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//
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// Copyright ©2017 The gonum Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//
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// Copyright ©2017 Robin Eklind.
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// This file is made available under a Creative Commons CC0 1.0
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// Universal Public Domain Dedication.
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package token
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import (
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"fmt"
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)
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type Token struct {
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Type
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Lit []byte
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Pos
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}
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type Type int
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const (
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INVALID Type = iota
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EOF
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)
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type Pos struct {
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Offset int
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Line int
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Column int
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}
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func (this Pos) String() string {
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return fmt.Sprintf("Pos(offset=%d, line=%d, column=%d)", this.Offset, this.Line, this.Column)
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}
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type TokenMap struct {
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typeMap []string
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idMap map[string]Type
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}
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func (this TokenMap) Id(tok Type) string {
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if int(tok) < len(this.typeMap) {
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return this.typeMap[tok]
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}
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return "unknown"
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}
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func (this TokenMap) Type(tok string) Type {
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if typ, exist := this.idMap[tok]; exist {
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return typ
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}
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return INVALID
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}
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func (this TokenMap) TokenString(tok *Token) string {
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//TODO: refactor to print pos & token string properly
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return fmt.Sprintf("%s(%d,%s)", this.Id(tok.Type), tok.Type, tok.Lit)
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}
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func (this TokenMap) StringType(typ Type) string {
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return fmt.Sprintf("%s(%d)", this.Id(typ), typ)
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}
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var TokMap = TokenMap{
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typeMap: []string{
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"INVALID",
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"$",
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"{",
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"}",
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"empty",
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"strict",
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"graphx",
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"digraph",
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";",
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"--",
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"->",
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"node",
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"edge",
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"[",
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"]",
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",",
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"=",
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"subgraph",
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":",
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"id",
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},
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idMap: map[string]Type{
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"INVALID": 0,
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"$": 1,
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"{": 2,
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"}": 3,
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"empty": 4,
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"strict": 5,
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"graphx": 6,
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"digraph": 7,
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";": 8,
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"--": 9,
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"->": 10,
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"node": 11,
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"edge": 12,
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"[": 13,
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"]": 14,
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",": 15,
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"=": 16,
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"subgraph": 17,
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":": 18,
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"id": 19,
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},
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}
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