Package org.apache.groovy.parser.antlr4

## Class SemanticPredicates

- java.lang.Object
- - org.apache.groovy.parser.antlr4.SemanticPredicates

-     public class SemanticPredicates
      extends Object

  Some semantic predicates for altering the behaviour of the lexer and parser

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `SemanticPredicates()` |

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `static boolean` | `isFollowedBy​(org.antlr.v4.runtime.CharStream cs, char... chars)` |
    `static boolean` | `isFollowedByJavaLetterInGString​(org.antlr.v4.runtime.CharStream cs)` |
    `static boolean` | `isFollowedByWhiteSpaces​(org.antlr.v4.runtime.CharStream cs)` |
    `static boolean` | `isFollowingArgumentsOrClosure​(GroovyParser.ExpressionContext context)` | Check whether following a method name of command expression.
    `static boolean` | `isInvalidLocalVariableDeclaration​(org.antlr.v4.runtime.TokenStream ts)` | Distinguish between local variable declaration and method call, e.g.
    `static boolean` | `isInvalidMethodDeclaration​(org.antlr.v4.runtime.TokenStream ts)` | Distinguish between method declaration and method call/constructor declaration

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### 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​(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`