ce4c83ff
 wxy
初始提交
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'use strict';
exports.__esModule = true;
var _color = require('color');
var _color2 = _interopRequireDefault(_color);
var _colourNames = require('./lib/colourNames');
var _colourNames2 = _interopRequireDefault(_colourNames);
var _toShorthand = require('./lib/toShorthand');
var _toShorthand2 = _interopRequireDefault(_toShorthand);
var _colourType = require('./lib/colourType');
var ctype = _interopRequireWildcard(_colourType);
var _stripWhitespace = require('./lib/stripWhitespace');
var _stripWhitespace2 = _interopRequireDefault(_stripWhitespace);
var _trimLeadingZero = require('./lib/trimLeadingZero');
var _trimLeadingZero2 = _interopRequireDefault(_trimLeadingZero);
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var filterColor = function filterColor(callback) {
return Object.keys(_colourNames2.default).filter(callback);
};
var shorter = function shorter(a, b) {
return (a && a.length < b.length ? a : b).toLowerCase();
};
exports.default = function (colour) {
var opts = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
if (ctype.isRGBorHSL(colour)) {
var c = void 0;
// Pass through invalid rgb/hsl functions
try {
c = (0, _color2.default)(colour);
} catch (err) {
return colour;
}
if (c.alpha() === 1) {
// At full alpha, just use hex
colour = c.hexString();
} else {
var rgb = c.rgb();
if (!opts.legacy && !rgb.r && !rgb.g && !rgb.b && !rgb.a) {
return 'transparent';
}
var hsla = c.hslaString();
var rgba = c.rgbString();
return (0, _trimLeadingZero2.default)((0, _stripWhitespace2.default)(hsla.length < rgba.length ? hsla : rgba));
}
}
if (ctype.isHex(colour)) {
colour = (0, _toShorthand2.default)(colour.toLowerCase());
var keyword = filterColor(function (key) {
return _colourNames2.default[key] === colour;
})[0];
return shorter(keyword, colour);
} else if (ctype.isKeyword(colour)) {
var hex = _colourNames2.default[filterColor(function (k) {
return k === colour.toLowerCase();
})[0]];
return shorter(hex, colour);
}
// Possibly malformed, just pass through
return colour;
};
module.exports = exports['default'];
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