mirror of https://github.com/sbrl/PolyFeed.git
40 lines
835 B
C#
40 lines
835 B
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using Salamander.Core.Lexer;
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namespace PolyFeed
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{
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internal enum SubstitutionToken
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{
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Unknown = 0,
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Text,
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BraceOpen,
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BraceClose,
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Identifier
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}
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internal class SubstitutionLexer : Lexer<SubstitutionToken>
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{
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public SubstitutionLexer()
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{
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AddRules(new List<LexerRule<SubstitutionToken>>() {
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new LexerRule<SubstitutionToken>(SubstitutionToken.Text, @"[^{}]+"),
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new LexerRule<SubstitutionToken>(SubstitutionToken.Identifier, @"[^{}]+"),
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new LexerRule<SubstitutionToken>(SubstitutionToken.BraceOpen, @"\{+"),
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new LexerRule<SubstitutionToken>(SubstitutionToken.BraceClose, @"\}+"),
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});
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}
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public override void Initialise(StreamReader reader)
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{
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base.Initialise(reader);
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DisableRule(SubstitutionToken.Identifier);
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}
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}
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}
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