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Example 1 with DiagramLexerGrammar

use of org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramLexerGrammar in project legend-engine by finos.

the class DiagramParserExtension method getDiagramParserInfo.

private static SourceCodeParserInfo getDiagramParserInfo(SectionSourceCode sectionSourceCode) {
    CharStream input = CharStreams.fromString(sectionSourceCode.code);
    ParserErrorListener errorListener = new ParserErrorListener(sectionSourceCode.walkerSourceInformation);
    DiagramLexerGrammar lexer = new DiagramLexerGrammar(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(errorListener);
    DiagramParserGrammar parser = new DiagramParserGrammar(new CommonTokenStream(lexer));
    parser.removeErrorListeners();
    parser.addErrorListener(errorListener);
    return new SourceCodeParserInfo(sectionSourceCode.code, input, sectionSourceCode.sourceInformation, sectionSourceCode.walkerSourceInformation, lexer, parser, parser.definition());
}
Also used : SourceCodeParserInfo(org.finos.legend.engine.language.pure.grammar.from.SourceCodeParserInfo) CommonTokenStream(org.antlr.v4.runtime.CommonTokenStream) DiagramLexerGrammar(org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramLexerGrammar) DiagramParserGrammar(org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramParserGrammar) CharStream(org.antlr.v4.runtime.CharStream) ParserErrorListener(org.finos.legend.engine.language.pure.grammar.from.ParserErrorListener)

Aggregations

CharStream (org.antlr.v4.runtime.CharStream)1 CommonTokenStream (org.antlr.v4.runtime.CommonTokenStream)1 ParserErrorListener (org.finos.legend.engine.language.pure.grammar.from.ParserErrorListener)1 SourceCodeParserInfo (org.finos.legend.engine.language.pure.grammar.from.SourceCodeParserInfo)1 DiagramLexerGrammar (org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramLexerGrammar)1 DiagramParserGrammar (org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramParserGrammar)1