validator: function()

in google-cloud-server/src/main/resources/buildServerResources/knockout.validation-2.0.3.js [734:756]

• 19 lines of code
• 6 McCabe index (conditional complexity)

	validator: function (val, required) {
		var testVal;

		if (val === undefined || val === null) {
			return !required;
		}

		testVal = val;
		if (typeof (val) === 'string') {
			if (String.prototype.trim) {
				testVal = val.trim();
			}
			else {
				testVal = val.replace(/^\s+|\s+$/g, '');
			}
		}

		if (!required) {// if they passed: { required: false }, then don't require this
			return true;
		}

		return ((testVal + '').length > 0);
	},