91 lines
3.0 KiB
Plaintext
Executable File
91 lines
3.0 KiB
Plaintext
Executable File
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.invariant = exports.UNICODE_EXTENSION_SEQUENCE_REGEX = exports.defineProperty = exports.isLiteralPart = exports.getMultiInternalSlots = exports.getInternalSlot = exports.setMultiInternalSlots = exports.setInternalSlot = exports.repeat = exports.getMagnitude = void 0;
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/**
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* Cannot do Math.log(x) / Math.log(10) bc if IEEE floating point issue
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* @param x number
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*/
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function getMagnitude(x) {
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// Cannot count string length via Number.toString because it may use scientific notation
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// for very small or very large numbers.
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return Math.floor(Math.log(x) * Math.LOG10E);
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}
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exports.getMagnitude = getMagnitude;
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function repeat(s, times) {
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if (typeof s.repeat === 'function') {
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return s.repeat(times);
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}
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var arr = new Array(times);
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for (var i = 0; i < arr.length; i++) {
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arr[i] = s;
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}
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return arr.join('');
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}
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exports.repeat = repeat;
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function setInternalSlot(map, pl, field, value) {
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if (!map.get(pl)) {
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map.set(pl, Object.create(null));
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}
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var slots = map.get(pl);
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slots[field] = value;
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}
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exports.setInternalSlot = setInternalSlot;
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function setMultiInternalSlots(map, pl, props) {
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for (var _i = 0, _a = Object.keys(props); _i < _a.length; _i++) {
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var k = _a[_i];
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setInternalSlot(map, pl, k, props[k]);
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}
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}
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exports.setMultiInternalSlots = setMultiInternalSlots;
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function getInternalSlot(map, pl, field) {
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return getMultiInternalSlots(map, pl, field)[field];
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}
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exports.getInternalSlot = getInternalSlot;
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function getMultiInternalSlots(map, pl) {
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var fields = [];
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for (var _i = 2; _i < arguments.length; _i++) {
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fields[_i - 2] = arguments[_i];
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}
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var slots = map.get(pl);
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if (!slots) {
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throw new TypeError("".concat(pl, " InternalSlot has not been initialized"));
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}
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return fields.reduce(function (all, f) {
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all[f] = slots[f];
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return all;
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}, Object.create(null));
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}
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exports.getMultiInternalSlots = getMultiInternalSlots;
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function isLiteralPart(patternPart) {
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return patternPart.type === 'literal';
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}
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exports.isLiteralPart = isLiteralPart;
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/*
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17 ECMAScript Standard Built-in Objects:
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Every built-in Function object, including constructors, that is not
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identified as an anonymous function has a name property whose value
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is a String.
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Unless otherwise specified, the name property of a built-in Function
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object, if it exists, has the attributes { [[Writable]]: false,
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[[Enumerable]]: false, [[Configurable]]: true }.
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*/
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function defineProperty(target, name, _a) {
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var value = _a.value;
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Object.defineProperty(target, name, {
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configurable: true,
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enumerable: false,
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writable: true,
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value: value,
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});
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}
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exports.defineProperty = defineProperty;
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exports.UNICODE_EXTENSION_SEQUENCE_REGEX = /-u(?:-[0-9a-z]{2,8})+/gi;
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function invariant(condition, message, Err) {
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if (Err === void 0) { Err = Error; }
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if (!condition) {
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throw new Err(message);
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}
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}
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exports.invariant = invariant;
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