55 lines
1.3 KiB
JavaScript
55 lines
1.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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utils.mutate = {
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text: function (str) {
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let mutator = function (m) {
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return random.number(4) === 1 ? m : make.text.any()
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}
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return str.replace(/[a-zA-Z]+?/g, mutator)
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},
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numbers: function (str) {
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let mutator = function (m) {
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return random.number(4) === 1 ? m : make.number.any()
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}
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return str.replace(/-?\d+(\.\d+)?/g, mutator)
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},
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units: function (str) {
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let mutator = function (m) {
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return random.number(4) === 1 ? m : make.unit.unit()
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}
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return str.replace(/(px|em|ex|ch|rem|mm|cm|in|pt|pc|%')/g, mutator)
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},
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random: function (str) {
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let mutator = function (m) {
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if (random.number(20) === 1) {
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if (str.match(/[0-9]/g)) {
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return make.number.any()
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} else {
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return make.text.any()
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}
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} else {
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return m
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}
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}
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return str.replace(/./g, mutator)
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},
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any: function (str) {
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switch (random.number(4)) {
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case 0:
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return utils.mutate.text(str)
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case 1:
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return utils.mutate.numbers(str)
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case 2:
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return utils.mutate.units(str)
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case 3:
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return utils.mutate.random(str)
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}
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}
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}
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