this.fromString = function()

in web_tool/js/jscolor.js [1202:1245]
42 lines of code
14 McCabe index (conditional complexity)

		this.fromString = function (str, flags) {
			var m;
			if (m = str.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i)) {
				// HEX notation
				//

				if (m[1].length === 6) {
					// 6-char notation
					this.fromRGB(
						parseInt(m[1].substr(0,2),16),
						parseInt(m[1].substr(2,2),16),
						parseInt(m[1].substr(4,2),16),
						flags
					);
				} else {
					// 3-char notation
					this.fromRGB(
						parseInt(m[1].charAt(0) + m[1].charAt(0),16),
						parseInt(m[1].charAt(1) + m[1].charAt(1),16),
						parseInt(m[1].charAt(2) + m[1].charAt(2),16),
						flags
					);
				}
				return true;

			} else if (m = str.match(/^\W*rgba?\(([^)]*)\)\W*$/i)) {
				var params = m[1].split(',');
				var re = /^\s*(\d*)(\.\d+)?\s*$/;
				var mR, mG, mB;
				if (
					params.length >= 3 &&
					(mR = params[0].match(re)) &&
					(mG = params[1].match(re)) &&
					(mB = params[2].match(re))
				) {
					var r = parseFloat((mR[1] || '0') + (mR[2] || ''));
					var g = parseFloat((mG[1] || '0') + (mG[2] || ''));
					var b = parseFloat((mB[1] || '0') + (mB[2] || ''));
					this.fromRGB(r, g, b, flags);
					return true;
				}
			}
			return false;
		};