js.prompto.argument.AttributeArgument.js Maven / Gradle / Ivy

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var Argument = require("./Argument").Argument;

function AttributeArgument(id) {
	Argument.call(this, id);
	return this;
}

AttributeArgument.prototype = Object.create(Argument.prototype);
AttributeArgument.prototype.constructor = AttributeArgument;


AttributeArgument.prototype.toString = function() {
	return this.id.name;
};

AttributeArgument.prototype.getProto = function() {
	return this.id.name;
};


AttributeArgument.prototype.register = function(context) {
	context.registerValue(this, true);
    if(this.defaultExpression!=null) try {
        context.setValue(name, this.defaultExpression.interpret(context));
    } catch(error) {
        throw new SyntaxError("Unable to register default value: "+ this.defaultExpression.toString() + " for argument: " + this.id.name);
    }
};

AttributeArgument.prototype.check = function(context) {
	var actual = context.getRegisteredDeclaration(this.name);
	if(actual==null)
		throw new SyntaxError("Unknown attribute: \"" + this.id.name + "\"");
};

AttributeArgument.prototype.getType = function(context) {
	var named = context.getRegisteredDeclaration(this.id.name);
	return named.getType(context);
};

AttributeArgument.prototype.checkValue = function(context, value) {
	var actual = context.getRegisteredDeclaration(this.id.name);
	return actual.checkValue(context,value);
};

exports.AttributeArgument = AttributeArgument;