ExpressionSimplificationVisitor.java 文件源码

@Override
public Void visitFloatingConstant(@NotNull FloatingConstantContext ctx)
{
    NodeState nodeState = getNodeState(ctx);

    Number value;
    DebugType floatType = nodeState.getEffectiveType();
    if (floatType == Types.getType(Types.FLOAT_NAME)) {
        value = Float.parseFloat(ctx.getText());
    }else if (floatType == Types.getType(Types.DOUBLE_NAME)) {
        value = Double.parseDouble(ctx.getText());
    }else{
        throw new ParseCancellationException(INVALID_TREE_MSG);
    }

    nodeState.setExpressionValue(new NumberValue(value));
    return null;
}