Examples with ANTLRStringStream org.antlr.runtime.ANTLRStringStream used on opensource projects

Example 56 with ANTLRStringStream

use of org.antlr.runtime.ANTLRStringStream in project drools by kiegroup.

the class JavaExprAnalyzer method parse.

private JavaParser parse(final String expr) {
    final CharStream charStream = new ANTLRStringStream(expr);
    final JavaLexer lexer = new JavaLexer(charStream);
    final TokenStream tokenStream = new CommonTokenStream(lexer);
    return new JavaParser(tokenStream);
}

Example 57 with ANTLRStringStream

use of org.antlr.runtime.ANTLRStringStream in project drools by kiegroup.

the class RuleParserTest method testChunkWithParensAndQuotedString.

@Test
public void testChunkWithParensAndQuotedString() throws Exception {
    String input = "( fnord( \"cheese\" ) )";
    createParser(new ANTLRStringStream(input));
    String returnData = parser.chunk(DRL6Lexer.LEFT_PAREN, DRL6Lexer.RIGHT_PAREN, -1);
    assertEquals("fnord( \"cheese\" )", returnData);
}

Example 58 with ANTLRStringStream

use of org.antlr.runtime.ANTLRStringStream in project drools by kiegroup.

the class RuleParserTest method testChunkWithoutParens.

@Test
public void testChunkWithoutParens() throws Exception {
    String input = "( foo )";
    createParser(new ANTLRStringStream(input));
    String returnData = parser.chunk(DRL6Lexer.LEFT_PAREN, DRL6Lexer.RIGHT_PAREN, -1);
    assertEquals("foo", returnData);
}

Example 59 with ANTLRStringStream

use of org.antlr.runtime.ANTLRStringStream in project drools by kiegroup.

the class RuleParserTest method testChunkWithParens.

@Test
public void testChunkWithParens() throws Exception {
    String input = "(fnord())";
    createParser(new ANTLRStringStream(input));
    String returnData = parser.chunk(DRL6Lexer.LEFT_PAREN, DRL6Lexer.RIGHT_PAREN, -1);
    assertEquals("fnord()", returnData);
}

Example 60 with ANTLRStringStream

use of org.antlr.runtime.ANTLRStringStream in project drools by kiegroup.

the class RuleParserTest method testChunkWithRandomCharac5ters.

@Test
public void testChunkWithRandomCharac5ters() throws Exception {
    String input = "( %*9dkj)";
    createParser(new ANTLRStringStream(input));
    String returnData = parser.chunk(DRL6Lexer.LEFT_PAREN, DRL6Lexer.RIGHT_PAREN, -1);
    assertEquals("%*9dkj", returnData);
}