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/**
* @name ranges-merge
* @fileoverview Merge and sort string index ranges
* @version 7.1.0
* @author Roy Revelt, Codsen Ltd
* @license MIT
* {@link https://codsen.com/os/ranges-merge/}
*/
'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
var _toConsumableArray = require('@babel/runtime/helpers/toConsumableArray');
var _objectSpread = require('@babel/runtime/helpers/objectSpread2');
var _typeof = require('@babel/runtime/helpers/typeof');
var rangesSort = require('ranges-sort');
function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
var _toConsumableArray__default = /*#__PURE__*/_interopDefaultLegacy(_toConsumableArray);
var _objectSpread__default = /*#__PURE__*/_interopDefaultLegacy(_objectSpread);
var _typeof__default = /*#__PURE__*/_interopDefaultLegacy(_typeof);
var version$1 = "7.1.0";
var version = version$1;
var defaults = {
mergeType: 1,
progressFn: null,
joinRangesThatTouchEdges: true
};
function rMerge(arrOfRanges, originalOpts) {
function isObj(something) {
return something && _typeof__default['default'](something) === "object" && !Array.isArray(something);
}
if (!Array.isArray(arrOfRanges) || !arrOfRanges.length) {
return null;
}
var opts;
if (originalOpts) {
if (isObj(originalOpts)) {
opts = _objectSpread__default['default'](_objectSpread__default['default']({}, defaults), originalOpts);
if (opts.progressFn && isObj(opts.progressFn) && !Object.keys(opts.progressFn).length) {
opts.progressFn = null;
} else if (opts.progressFn && typeof opts.progressFn !== "function") {
throw new Error("ranges-merge: [THROW_ID_01] opts.progressFn must be a function! It was given of a type: \"".concat(_typeof__default['default'](opts.progressFn), "\", equal to ").concat(JSON.stringify(opts.progressFn, null, 4)));
}
if (opts.mergeType && +opts.mergeType !== 1 && +opts.mergeType !== 2) {
throw new Error("ranges-merge: [THROW_ID_02] opts.mergeType was customised to a wrong thing! It was given of a type: \"".concat(_typeof__default['default'](opts.mergeType), "\", equal to ").concat(JSON.stringify(opts.mergeType, null, 4)));
}
if (typeof opts.joinRangesThatTouchEdges !== "boolean") {
throw new Error("ranges-merge: [THROW_ID_04] opts.joinRangesThatTouchEdges was customised to a wrong thing! It was given of a type: \"".concat(_typeof__default['default'](opts.joinRangesThatTouchEdges), "\", equal to ").concat(JSON.stringify(opts.joinRangesThatTouchEdges, null, 4)));
}
} else {
throw new Error("emlint: [THROW_ID_03] the second input argument must be a plain object. It was given as:\n".concat(JSON.stringify(originalOpts, null, 4), " (type ").concat(_typeof__default['default'](originalOpts), ")"));
}
} else {
opts = _objectSpread__default['default']({}, defaults);
}
var filtered = arrOfRanges
.filter(function (range) {
return range;
}).map(function (subarr) {
return _toConsumableArray__default['default'](subarr);
}).filter(
function (rangeArr) {
return rangeArr[2] !== undefined || rangeArr[0] !== rangeArr[1];
});
var sortedRanges;
var lastPercentageDone;
var percentageDone;
if (opts.progressFn) {
sortedRanges = rangesSort.rSort(filtered, {
progressFn: function progressFn(percentage) {
percentageDone = Math.floor(percentage / 5);
if (percentageDone !== lastPercentageDone) {
lastPercentageDone = percentageDone;
opts.progressFn(percentageDone);
}
}
});
} else {
sortedRanges = rangesSort.rSort(filtered);
}
if (!sortedRanges) {
return null;
}
var len = sortedRanges.length - 1;
for (var i = len; i > 0; i--) {
if (opts.progressFn) {
percentageDone = Math.floor((1 - i / len) * 78) + 21;
if (percentageDone !== lastPercentageDone && percentageDone > lastPercentageDone) {
lastPercentageDone = percentageDone;
opts.progressFn(percentageDone);
}
}
if (sortedRanges[i][0] <= sortedRanges[i - 1][0] || !opts.joinRangesThatTouchEdges && sortedRanges[i][0] < sortedRanges[i - 1][1] || opts.joinRangesThatTouchEdges && sortedRanges[i][0] <= sortedRanges[i - 1][1]) {
sortedRanges[i - 1][0] = Math.min(sortedRanges[i][0], sortedRanges[i - 1][0]);
sortedRanges[i - 1][1] = Math.max(sortedRanges[i][1], sortedRanges[i - 1][1]);
if (sortedRanges[i][2] !== undefined && (sortedRanges[i - 1][0] >= sortedRanges[i][0] || sortedRanges[i - 1][1] <= sortedRanges[i][1])) {
if (sortedRanges[i - 1][2] !== null) {
if (sortedRanges[i][2] === null && sortedRanges[i - 1][2] !== null) {
sortedRanges[i - 1][2] = null;
} else if (sortedRanges[i - 1][2] != null) {
if (+opts.mergeType === 2 && sortedRanges[i - 1][0] === sortedRanges[i][0]) {
sortedRanges[i - 1][2] = sortedRanges[i][2];
} else {
sortedRanges[i - 1][2] += sortedRanges[i][2];
}
} else {
sortedRanges[i - 1][2] = sortedRanges[i][2];
}
}
}
sortedRanges.splice(i, 1);
i = sortedRanges.length;
}
}
return sortedRanges.length ? sortedRanges : null;
}
exports.defaults = defaults;
exports.rMerge = rMerge;
exports.version = version;
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