Example usage for com.google.common.css.compiler.ast CssBooleanExpressionNode getType

Introduction

In this page you can find the example usage for com.google.common.css.compiler.ast CssBooleanExpressionNode getType.

Prototype

public Type getType() 

Source Link

Usage

From source file:com.google.gwt.resources.gss.PermutationsCollector.java

private void visitBooleanExpression(CssBooleanExpressionNode booleanExpressionNode) {
    if (booleanExpressionNode.getType() == Type.CONSTANT && booleanExpressionNode.getValue() != null) {
        Matcher m = IS_FUNCTION.matcher(booleanExpressionNode.getValue());

        if (m.matches()) {
            String permutationName = m.group(1);
            String permutationValue = m.group(2);

            if (permutationValue == null) {
                permutationValue = permutationName;
                permutationName = USER_AGENT_PERMUTATION;
            }//from w  w w.  j ava  2 s  . c  om

            booleanExpressionNode.setValue(permutationName + ":" + permutationValue);

            permutationAxesListBuilder.add(permutationName);

        } else {
            // TODO warning or error ?
            GssError warning = new GssError(
                    "The expression [" + booleanExpressionNode.getValue()
                            + "] cannot be evaluated. It will be considered as false.",
                    booleanExpressionNode.getSourceCodeLocation());
            errorManager.reportWarning(warning);
        }
    }
}

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