@gechiui/components/build/ui/utils/space.js

UI components for GeChiUI.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.space = space;

/**
 * A real number or something parsable as a number
 */
const GRID_BASE = '4px';
/**
 * A function that handles numbers, numeric strings, and unit values.
 *
 * When given a number or a numeric string, it will return the grid-based
 * value as a factor of GRID_BASE, defined above.
 *
 * When given a unit value or one of the named CSS values like `auto`,
 * it will simply return the value back.
 *
 * @param  value A number, numeric string, or a unit value.
 */

function space(value) {
  var _window$CSS, _window$CSS$supports;

  if (typeof value === 'undefined') {
    return undefined;
  } // handle empty strings, if it's the number 0 this still works


  if (!value) {
    return '0';
  }

  const asInt = typeof value === 'number' ? value : Number(value); // test if the input has a unit, was NaN, or was one of the named CSS values (like `auto`), in which case just use that value

  if (typeof window !== 'undefined' && (_window$CSS = window.CSS) !== null && _window$CSS !== void 0 && (_window$CSS$supports = _window$CSS.supports) !== null && _window$CSS$supports !== void 0 && _window$CSS$supports.call(_window$CSS, 'margin', value.toString()) || Number.isNaN(asInt)) {
    return value.toString();
  }

  return `calc(${GRID_BASE} * ${value})`;
}
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