ce4c83ff
 wxy
初始提交
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var nodes = require('../nodes')
, rgba = require('./rgba');
/**
* Return the red component of the given `color`,
* or set the red component to the optional second `value` argument.
*
* Examples:
*
* red(#c00)
* // => 204
*
* red(#000, 255)
* // => #f00
*
* @param {RGBA|HSLA} color
* @param {Unit} [value]
* @return {Unit|RGBA}
* @api public
*/
module.exports = function red(color, value){
color = color.rgba;
if (value) {
return rgba(
value,
new nodes.Unit(color.g),
new nodes.Unit(color.b),
new nodes.Unit(color.a)
);
}
return new nodes.Unit(color.r, '');
};
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