Class SemanticPredicates


  • public class SemanticPredicates
    extends Object
    Some semantic predicates for altering the behaviour of the lexer and parser
    • Constructor Detail

      • SemanticPredicates

        public SemanticPredicates()
    • Method Detail

      • isFollowedByWhiteSpaces

        public static boolean isFollowedByWhiteSpaces​(org.antlr.v4.runtime.CharStream cs)
      • isFollowedBy

        public static boolean isFollowedBy​(org.antlr.v4.runtime.CharStream cs,
                                           char... chars)
      • isFollowedByJavaLetterInGString

        public static boolean isFollowedByJavaLetterInGString​(org.antlr.v4.runtime.CharStream cs)
      • isFollowingArgumentsOrClosure

        public static boolean isFollowingArgumentsOrClosure​(org.apache.groovy.parser.antlr4.GroovyParser.ExpressionContext context)
        Check whether following a method name of command expression. Method name should not end with "2: arguments" and "3: closure"
        Parameters:
        context - the preceding expression
      • isInvalidMethodDeclaration

        public static boolean isInvalidMethodDeclaration​(org.antlr.v4.runtime.TokenStream ts)
        Distinguish between method declaration and method call/constructor declaration
      • isInvalidLocalVariableDeclaration

        public static boolean isInvalidLocalVariableDeclaration​(org.antlr.v4.runtime.TokenStream ts)
        Distinguish between local variable declaration and method call, e.g. `a b`