Docs

lib/canvas.js

@@ -71,6 +71,7 @@ var cache = {};
 var parseColor = exports.parseColor = function(str){
   if (cache[str]) return cache[str];
   str = colors[str] || String(str);
+  // RGBA
   if (0 == str.indexOf('rgba')) {
     var captures = /rgba\((\d{1,3}) *, *(\d{1,3}) *, *(\d{1,3}) *, *(\d+\.\d+|\.\d+|\d+) *\)/.exec(str);
     if (!captures) return;
@@ -80,6 +81,7 @@ var parseColor = exports.parseColor = function(str){
       , parseInt(captures[3], 10)
       , parseFloat(captures[4], 10)
     ];
+  // RGB
   } else if (0 == str.indexOf('rgb')) {
     var captures = /rgb\((\d{1,3}) *, *(\d{1,3}) *, *(\d{1,3}) *\)/.exec(str);
     if (!captures) return;
@@ -89,6 +91,7 @@ var parseColor = exports.parseColor = function(str){
       , parseInt(captures[3], 10)
       , 1
     ];
+  // #RRGGBB
   } else if ('#' == str.charAt(0) && str.length > 4) {
     var captures = /#(\w{2})(\w{2})(\w{2})/.exec(str);
     if (!captures) return;
@@ -98,6 +101,7 @@ var parseColor = exports.parseColor = function(str){
       , parseInt(captures[3], 16)
       , 1
     ];
+  // #RGB
   } else if ('#' == str.charAt(0)) {
     var captures = /#(\w)(\w)(\w)/.exec(str);
     if (!captures) return;

test/canvas.test.js

@@ -47,6 +47,9 @@ module.exports = {
     assert.equal(null, Canvas.parseColor('rgba(2554,165 , 0 ,.6)'));
     assert.equal(null, Canvas.parseColor('rgba()'));
 
+    // hsl()
+    assert.equal([]);
+
     // hex
     assert.eql([165,89,89,1], Canvas.parseColor('#A55959'));
     assert.eql([255,255,255,1], Canvas.parseColor('#FFFFFF'));