30 lines
957 B
Plaintext
30 lines
957 B
Plaintext
import { floatRegex } from '../utils/float-regex.mjs';
|
|
import { isNullish } from '../utils/is-nullish.mjs';
|
|
import { singleColorRegex } from '../utils/single-color-regex.mjs';
|
|
|
|
/**
|
|
* Returns true if the provided string is a color, ie rgba(0,0,0,0) or #000,
|
|
* but false if a number or multiple colors
|
|
*/
|
|
const isColorString = (type, testProp) => (v) => {
|
|
return Boolean((typeof v === "string" &&
|
|
singleColorRegex.test(v) &&
|
|
v.startsWith(type)) ||
|
|
(testProp &&
|
|
!isNullish(v) &&
|
|
Object.prototype.hasOwnProperty.call(v, testProp)));
|
|
};
|
|
const splitColor = (aName, bName, cName) => (v) => {
|
|
if (typeof v !== "string")
|
|
return v;
|
|
const [a, b, c, alpha] = v.match(floatRegex);
|
|
return {
|
|
[aName]: parseFloat(a),
|
|
[bName]: parseFloat(b),
|
|
[cName]: parseFloat(c),
|
|
alpha: alpha !== undefined ? parseFloat(alpha) : 1,
|
|
};
|
|
};
|
|
|
|
export { isColorString, splitColor };
|