/* * MIT License * * Copyright (c) 2021 zeromicro * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. */ package parser import ( "strings" "github.com/antlr/antlr4/runtime/Go/antlr" ) // Token is an abstraction from each lexical element, literal, etc. type Token interface { GetLine() int GetColumn() int GetText() string SetText(s string) } type parseOption func(text string) string func parseToken(t antlr.Token, option ...parseOption) string { text := t.GetText() for _, o := range option { text = o(text) } return text } func parseTerminalNode(t antlr.TerminalNode, option ...parseOption) string { text := t.GetText() for _, o := range option { text = o(text) } return text } func withTrim(c string) parseOption { return func(text string) string { return strings.Trim(text, c) } } func withUpperCase() parseOption { return func(text string) string { return strings.ToUpper(text) } } func withReplacer(oldnew ...string) parseOption { return func(text string) string { return strings.NewReplacer(oldnew...).Replace(text) } }