Example usage for org.antlr.v4.runtime Token getText

Introduction

In this page you can find the example usage for org.antlr.v4.runtime Token getText.

Prototype

String getText();

Source Link

Document

Get the text of the token.

Usage

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

/**
 * Returns an {@link LlvmWritePropertyNode} for the given parameters.
 *
 * @param receiverNode The receiver object of the property assignment
 * @param nameToken The name of the property being assigned
 * @param valueNode The value to be assigned
 * @return An LlvmExpressionNode for the given parameters.
 *///w  ww  .jav  a  2 s .  co m
public LlvmExpressionNode createWriteProperty(LlvmExpressionNode receiverNode, Token nameToken,
        LlvmExpressionNode valueNode) {
    final int start = receiverNode.getSourceSection().getCharIndex();
    final int length = valueNode.getSourceSection().getCharEndIndex() - start;
    SourceSection src = source.createSection("=", start, length);
    return LlvmWritePropertyNode.create(src, receiverNode, nameToken.getText(), valueNode);
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

/**
 * Creates source description of a single token.
 *///w w  w . j a va2 s .c om
private SourceSection srcFromToken(Token token) {
    return source.createSection(token.getText(), token.getStartIndex(), token.getText().length());
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

public void startFunction(Token nameToken, Token bodyStartToken) {
    assert functionStartPos == 0;
    assert functionName == null;
    assert functionBodyStartPos == 0;
    assert parameterCount == 0;
    assert frameDescriptor == null;
    assert lexicalScope == null;

    functionStartPos = nameToken.getStartIndex();
    functionName = nameToken.getText();
    functionBodyStartPos = bodyStartToken.getStartIndex();
    frameDescriptor = new FrameDescriptor();
    methodNodes = new ArrayList<>();
    startBlock();/* w ww . j a  v  a 2s  .  c  om*/
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

/**
 * Returns an {@link SLReturnNode} for the given parameters.
 *
 * @param t The token containing the return node's info
 * @param valueNode The value of the return (null if not returning a value)
 * @return An SLReturnNode for the given parameters.
 *//*  www.j ava  2  s.  com*/
public SLStatementNode createReturn(Token t, SLExpressionNode valueNode) {
    final int start = t.getStartIndex();
    final int length = valueNode == null ? t.getText().length() : valueNode.getSourceEndIndex() - start;
    final SLReturnNode returnNode = new SLReturnNode(valueNode);
    returnNode.setSourceSection(start, length);
    return returnNode;
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

/**
 * Returns the corresponding subclass of {@link SLExpressionNode} for binary expressions. </br>
 * These nodes are currently not instrumented.
 *
 * @param opToken The operator of the binary expression
 * @param leftNode The left node of the expression
 * @param rightNode The right node of the expression
 * @return A subclass of SLExpressionNode using the given parameters based on the given opToken.
 *         null if either leftNode or rightNode is null.
 *///from  ww w  .  j  av  a  2s  .  c o  m
public SLExpressionNode createBinary(Token opToken, SLExpressionNode leftNode, SLExpressionNode rightNode) {
    if (leftNode == null || rightNode == null) {
        return null;
    }
    final SLExpressionNode leftUnboxed = SLUnboxNodeGen.create(leftNode);
    final SLExpressionNode rightUnboxed = SLUnboxNodeGen.create(rightNode);

    final SLExpressionNode result;
    switch (opToken.getText()) {
    case "+":
        result = SLAddNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "*":
        result = SLMulNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "/":
        result = SLDivNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "-":
        result = SLSubNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "<":
        result = SLLessThanNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "<=":
        result = SLLessOrEqualNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case ">":
        result = SLLogicalNotNodeGen.create(SLLessOrEqualNodeGen.create(leftUnboxed, rightUnboxed));
        break;
    case ">=":
        result = SLLogicalNotNodeGen.create(SLLessThanNodeGen.create(leftUnboxed, rightUnboxed));
        break;
    case "==":
        result = SLEqualNodeGen.create(leftUnboxed, rightUnboxed);
        break;
    case "!=":
        result = SLLogicalNotNodeGen.create(SLEqualNodeGen.create(leftUnboxed, rightUnboxed));
        break;
    case "&&":
        result = new SLLogicalAndNode(leftUnboxed, rightUnboxed);
        break;
    case "||":
        result = new SLLogicalOrNode(leftUnboxed, rightUnboxed);
        break;
    default:
        throw new RuntimeException("unexpected operation: " + opToken.getText());
    }

    int start = leftNode.getSourceCharIndex();
    int length = rightNode.getSourceEndIndex() - start;
    result.setSourceSection(start, length);
    result.addExpressionTag();

    return result;
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

/**
 * Returns an {@link SLInvokeNode} for the given parameters.
 *
 * @param functionNode The function being called
 * @param parameterNodes The parameters of the function call
 * @param finalToken A token used to determine the end of the sourceSelection for this call
 * @return An SLInvokeNode for the given parameters. null if functionNode or any of the
 *         parameterNodes are null./*ww w.j  a  v  a  2 s .c  o m*/
 */
public SLExpressionNode createCall(SLExpressionNode functionNode, List<SLExpressionNode> parameterNodes,
        Token finalToken) {
    if (functionNode == null || containsNull(parameterNodes)) {
        return null;
    }

    final SLExpressionNode result = new SLInvokeNode(functionNode,
            parameterNodes.toArray(new SLExpressionNode[parameterNodes.size()]));

    final int startPos = functionNode.getSourceCharIndex();
    final int endPos = finalToken.getStartIndex() + finalToken.getText().length();
    result.setSourceSection(startPos, endPos - startPos);
    result.addExpressionTag();

    return result;
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

public SLExpressionNode createStringLiteral(Token literalToken, boolean removeQuotes) {
    /* Remove the trailing and ending " */
    String literal = literalToken.getText();
    if (removeQuotes) {
        assert literal.length() >= 2 && literal.startsWith("\"") && literal.endsWith("\"");
        literal = literal.substring(1, literal.length() - 1);
    }// w ww .j  a v a 2 s .c o  m

    final SLStringLiteralNode result = new SLStringLiteralNode(literal.intern());
    srcFromToken(result, literalToken);
    result.addExpressionTag();
    return result;
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

public SLExpressionNode createNumericLiteral(Token literalToken) {
    SLExpressionNode result;/*from  w w  w .  jav a 2s .c om*/
    try {
        /* Try if the literal is small enough to fit into a long value. */
        result = new SLLongLiteralNode(Long.parseLong(literalToken.getText()));
    } catch (NumberFormatException ex) {
        /* Overflow of long value, so fall back to BigInteger. */
        result = new SLBigIntegerLiteralNode(new BigInteger(literalToken.getText()));
    }
    srcFromToken(result, literalToken);
    result.addExpressionTag();
    return result;
}

From source file:com.oracle.truffle.sl.parser.SLNodeFactory.java

License:Open Source License

/**
 * Creates source description of a single token.
 */// w  w w . j  ava2  s .  co m
private static void srcFromToken(SLStatementNode node, Token token) {
    node.setSourceSection(token.getStartIndex(), token.getText().length());
}

From source file:com.sample.JavaErrorStrategy.java

License:BSD License

protected String getSymbolText(@NotNull Token symbol) {
    return symbol.getText();
}