Examples with CommonHiddenStreamToken antlr.CommonHiddenStreamToken used on opensource projects

Example 1 with CommonHiddenStreamToken

use of antlr.CommonHiddenStreamToken in project checkstyle by checkstyle.

the class UncommentedMainCheckTest method testIllegalStateException.

@Test
public void testIllegalStateException() {
    final UncommentedMainCheck check = new UncommentedMainCheck();
    final DetailAST ast = new DetailAST();
    ast.initialize(new CommonHiddenStreamToken(TokenTypes.CTOR_DEF, "ctor"));
    try {
        check.visitToken(ast);
        Assert.fail("IllegalStateException is expected");
    } catch (IllegalStateException ex) {
        assertEquals(ast.toString(), ex.getMessage());
    }
}

Example 2 with CommonHiddenStreamToken

use of antlr.CommonHiddenStreamToken in project checkstyle by checkstyle.

the class GenericWhitespaceCheckTest method testWrongTokenType.

@Test
public void testWrongTokenType() {
    final GenericWhitespaceCheck genericWhitespaceCheckObj = new GenericWhitespaceCheck();
    final DetailAST ast = new DetailAST();
    ast.initialize(new CommonHiddenStreamToken(TokenTypes.INTERFACE_DEF, "interface"));
    try {
        genericWhitespaceCheckObj.visitToken(ast);
        fail("exception expected");
    } catch (IllegalArgumentException ex) {
        assertEquals("Unknown type interface[0x-1]", ex.getMessage());
    }
}

Example 3 with CommonHiddenStreamToken

use of antlr.CommonHiddenStreamToken in project checkstyle by checkstyle.

the class NoWhitespaceAfterCheckTest method mockAST.

/**
     * Creates MOCK lexical token and returns AST node for this token
     * @param tokenType type of token
     * @param tokenText text of token
     * @param tokenFileName file name of token
     * @return AST node for the token
     */
private static DetailAST mockAST(final int tokenType, final String tokenText, final String tokenFileName) {
    final CommonHiddenStreamToken tokenImportSemi = new CommonHiddenStreamToken();
    tokenImportSemi.setType(tokenType);
    tokenImportSemi.setText(tokenText);
    tokenImportSemi.setFilename(tokenFileName);
    final DetailAST astSemi = new DetailAST();
    astSemi.initialize(tokenImportSemi);
    return astSemi;
}

Example 4 with CommonHiddenStreamToken

use of antlr.CommonHiddenStreamToken in project checkstyle by checkstyle.

the class TreeWalker method appendHiddenCommentNodes.

/**
     * Appends comment nodes to existing AST.
     * It traverses each node in AST, looks for hidden comment tokens
     * and appends found comment tokens as nodes in AST.
     * @param root
     *        root of AST.
     * @return root of AST with comment nodes.
     */
private static DetailAST appendHiddenCommentNodes(DetailAST root) {
    DetailAST result = root;
    DetailAST curNode = root;
    DetailAST lastNode = root;
    while (curNode != null) {
        if (isPositionGreater(curNode, lastNode)) {
            lastNode = curNode;
        }
        CommonHiddenStreamToken tokenBefore = curNode.getHiddenBefore();
        DetailAST currentSibling = curNode;
        while (tokenBefore != null) {
            final DetailAST newCommentNode = createCommentAstFromToken(tokenBefore);
            currentSibling.addPreviousSibling(newCommentNode);
            if (currentSibling == result) {
                result = newCommentNode;
            }
            currentSibling = newCommentNode;
            tokenBefore = tokenBefore.getHiddenBefore();
        }
        DetailAST toVisit = curNode.getFirstChild();
        while (curNode != null && toVisit == null) {
            toVisit = curNode.getNextSibling();
            if (toVisit == null) {
                curNode = curNode.getParent();
            }
        }
        curNode = toVisit;
    }
    if (lastNode != null) {
        CommonHiddenStreamToken tokenAfter = lastNode.getHiddenAfter();
        DetailAST currentSibling = lastNode;
        while (tokenAfter != null) {
            final DetailAST newCommentNode = createCommentAstFromToken(tokenAfter);
            currentSibling.addNextSibling(newCommentNode);
            currentSibling = newCommentNode;
            tokenAfter = tokenAfter.getHiddenAfter();
        }
    }
    return result;
}

Example 5 with CommonHiddenStreamToken

use of antlr.CommonHiddenStreamToken in project checkstyle by checkstyle.

the class ExecutableStatementCountCheckTest method testLeaveTokenWithWrongTokenType.

@Test
public void testLeaveTokenWithWrongTokenType() {
    final ExecutableStatementCountCheck checkObj = new ExecutableStatementCountCheck();
    final DetailAST ast = new DetailAST();
    ast.initialize(new CommonHiddenStreamToken(TokenTypes.ENUM, "ENUM"));
    try {
        checkObj.leaveToken(ast);
        fail("exception expected");
    } catch (IllegalStateException ex) {
        assertEquals("ENUM[0x-1]", ex.getMessage());
    }
}