flo-utils/lib/trim.js

some utils

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _util = require("./warn/util");

var POSITION = Object.freeze({
  left: 'left',
  right: 'right',
  both: 'both',
  center: 'center',
  all: 'all'
});
/**
 *
 * 字符串去空
 * @param {*} str
 * @param {*} [position=POSITION.both]
 * @returns
 */

function trim(sr) {
  var position = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : POSITION.both;
  var str = sr;
  if (typeof str !== 'string') return str;

  if (!POSITION[position]) {
    (0, _util.consoleWran)('unexpected position value');
    return str;
  }

  switch (position) {
    case POSITION.left:
      str = str.replace(/^[\t\n\v\r\f\s]+/, '');
      break;

    case POSITION.right:
      str = str.replace(/[\t\n\v\r\f\s]+$/, '');
      break;

    case POSITION.both:
      str = str.replace(/^[\t\n\v\r\f\s]+/, '').replace(/[\t\n\v\r\f\s]+$/, '');
      break;

    case POSITION.center:
      while (str.match(/\w[\t\n\v\r\f\s]+\w/)) {
        str = str.replace(/(\w)([\t\n\v\r\f\s]+)(\w)/, "$1$3");
      }

      break;

    case POSITION.all:
      str = str.replace(/[\t\n\v\r\f\s]/g, '');
      break;

    default:
  }

  return str;
}

var _default = trim;
exports.default = _default;