@chayns/colors
Version:
JavaScript utility functions for the calculation of colors for chayns
36 lines • 1.9 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
import { HEX_REGEX, RGB_REGEX } from './constants';
export function isString(value) {
return typeof value === 'string';
}
export function isNumber(value) {
return typeof value === 'number' && !Number.isNaN(value);
}
export function isNullOrUndefined(value) {
return value === undefined || value === null || Number.isNaN(value);
}
export function isObject(value) {
return _typeof(value) === 'object' && value !== null;
}
export function isInInterval(value, min, max) {
return isNumber(value) && value >= min && value <= max;
}
export function isHex(value) {
return HEX_REGEX.test(value);
}
export function isRgbString(value) {
return RGB_REGEX.test(value);
}
export function isRgb255(value) {
return isObject(value) && isInInterval(value.r, 0, 255) && isInInterval(value.g, 0, 255) && isInInterval(value.b, 0, 255) && (isNullOrUndefined(value.a) || isInInterval(value.a, 0, 1));
}
export function isRgb1(value) {
return isObject(value) && isInInterval(value.r, 0, 1) && isInInterval(value.g, 0, 1) && isInInterval(value.b, 0, 1) && (isNullOrUndefined(value.a) || isInInterval(value.a, 0, 1));
}
export function isHsl(value) {
return isObject(value) && isInInterval(value.h, 0, 360) && isInInterval(value.s, 0, 1) && isInInterval(value.l, 0, 1) && (isNullOrUndefined(value.a) || isInInterval(value.a, 0, 1));
}
export function isHsv(value) {
return isObject(value) && isInInterval(value.h, 0, 360) && isInInterval(value.s, 0, 1) && isInInterval(value.v, 0, 1) && (isNullOrUndefined(value.a) || isInInterval(value.a, 0, 1));
}
//# sourceMappingURL=is.js.map