source: imaps-frontend/node_modules/renderkid/lib/layout/SpecialString.js

"use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

// Generated by CoffeeScript 2.5.1
var SpecialString, i, len, prop, ref;

module.exports = SpecialString = function () {
  var self;

  var SpecialString = /*#__PURE__*/function () {
    function SpecialString(str) {
      _classCallCheck(this, SpecialString);

      if (!(this instanceof self)) {
        return new self(str);
      }

      this._str = String(str);
      this._len = 0;
    }

    _createClass(SpecialString, [{
      key: "_getStr",
      value: function _getStr() {
        return this._str;
      }
    }, {
      key: "set",
      value: function set(str) {
        this._str = String(str);
        return this;
      }
    }, {
      key: "clone",
      value: function clone() {
        return new SpecialString(this._str);
      }
    }, {
      key: "isEmpty",
      value: function isEmpty() {
        return this._str === '';
      }
    }, {
      key: "isOnlySpecialChars",
      value: function isOnlySpecialChars() {
        return !this.isEmpty() && this.length === 0;
      }
    }, {
      key: "_reset",
      value: function _reset() {
        return this._len = 0;
      }
    }, {
      key: "splitIn",
      value: function splitIn(limit) {
        var trimLeftEachLine = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
        var buffer, bufferLength, justSkippedSkipChar, lines;
        buffer = '';
        bufferLength = 0;
        lines = [];
        justSkippedSkipChar = false;

        self._countChars(this._str, function (char, charLength) {
          if (bufferLength > limit || bufferLength + charLength > limit) {
            lines.push(buffer);
            buffer = '';
            bufferLength = 0;
          }

          if (bufferLength === 0 && char === ' ' && !justSkippedSkipChar && trimLeftEachLine) {
            return justSkippedSkipChar = true;
          } else {
            buffer += char;
            bufferLength += charLength;
            return justSkippedSkipChar = false;
          }
        });

        if (buffer.length > 0) {
          lines.push(buffer);
        }

        return lines;
      }
    }, {
      key: "trim",
      value: function trim() {
        return new SpecialString(this.str.trim());
      }
    }, {
      key: "_getLength",
      value: function _getLength() {
        var sum;
        sum = 0;

        self._countChars(this._str, function (char, charLength) {
          sum += charLength;
        });

        return sum;
      }
    }, {
      key: "cut",
      value: function cut(from, to) {
        var _this = this;

        var trimLeft = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var after, before, cur, cut;

        if (to == null) {
          to = this.length;
        }

        from = parseInt(from);

        if (from >= to) {
          throw Error("`from` shouldn't be larger than `to`");
        }

        before = '';
        after = '';
        cut = '';
        cur = 0;

        self._countChars(this._str, function (char, charLength) {
          if (_this.str === 'ab<tag>') {
            console.log(charLength, char);
          }

          if (cur === from && char.match(/^\s+$/) && trimLeft) {
            return;
          }

          if (cur < from) {
            before += char; // let's be greedy
          } else if (cur < to || cur + charLength <= to) {
            cut += char;
          } else {
            after += char;
          }

          cur += charLength;
        });

        this._str = before + after;

        this._reset();

        return new SpecialString(cut);
      }
    }], [{
      key: "_countChars",
      value: function _countChars(text, cb) {
        var char, charLength, m;

        while (text.length !== 0) {
          if (m = text.match(self._tagRx)) {
            char = m[0];
            charLength = 0;
            text = text.substr(char.length, text.length);
          } else if (m = text.match(self._quotedHtmlRx)) {
            char = m[0];
            charLength = 1;
            text = text.substr(char.length, text.length);
          } else if (text.match(self._tabRx)) {
            char = "\t";
            charLength = 8;
            text = text.substr(1, text.length);
          } else {
            char = text[0];
            charLength = 1;
            text = text.substr(1, text.length);
          }

          cb.call(null, char, charLength);
        }
      }
    }]);

    return SpecialString;
  }();

  ;
  self = SpecialString;
  SpecialString._tabRx = /^\t/;
  SpecialString._tagRx = /^<[^>]+>/;
  SpecialString._quotedHtmlRx = /^&(gt|lt|quot|amp|apos|sp);/;
  return SpecialString;
}.call(void 0);

ref = ['str', 'length'];

for (i = 0, len = ref.length; i < len; i++) {
  prop = ref[i];

  (function () {
    var methodName;
    methodName = '_get' + prop[0].toUpperCase() + prop.substr(1, prop.length);
    return SpecialString.prototype.__defineGetter__(prop, function () {
      return this[methodName]();
    });
  })();
}