@instructure/quiz-interactions
Version:
A React UI component Library for quiz interaction types.
101 lines (100 loc) • 4.37 kB
JavaScript
function _array_like_to_array(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for(var i = 0, arr2 = new Array(len); i < len; i++)arr2[i] = arr[i];
return arr2;
}
function _array_with_holes(arr) {
if (Array.isArray(arr)) return arr;
}
function _iterable_to_array_limit(arr, i) {
var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"];
if (_i == null) return;
var _arr = [];
var _n = true;
var _d = false;
var _s, _e;
try {
for(_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true){
_arr.push(_s.value);
if (i && _arr.length === i) break;
}
} catch (err) {
_d = true;
_e = err;
} finally{
try {
if (!_n && _i["return"] != null) _i["return"]();
} finally{
if (_d) throw _e;
}
}
return _arr;
}
function _non_iterable_rest() {
throw new TypeError("Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _sliced_to_array(arr, i) {
return _array_with_holes(arr) || _iterable_to_array_limit(arr, i) || _unsupported_iterable_to_array(arr, i) || _non_iterable_rest();
}
function _unsupported_iterable_to_array(o, minLen) {
if (!o) return;
if (typeof o === "string") return _array_like_to_array(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(n);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _array_like_to_array(o, minLen);
}
import escapeRegExp from 'lodash/escapeRegExp';
import { formatPlain } from '@instructure/quiz-i18n';
import { isScientificNotation, parseScientificNotation } from '@instructure/quiz-scientific-notation';
import additionalFunctions from './additional_functions';
var openingQuote = '`';
var closingQuote = '`';
function formatNumber(value, locale, mathquill) {
var opts = arguments.length > 3 && arguments[3] !== void 0 ? arguments[3] : {};
return isScientificNotation(value) ? formatScientificNotation(value, mathquill) : formatPlain(value, locale, opts);
}
function formatScientificNotation(value, mathquill) {
if (!mathquill) return value;
var _parseScientificNotation = _sliced_to_array(parseScientificNotation(value), 2), mantissa = _parseScientificNotation[0], exponent = _parseScientificNotation[1];
return "".concat(mantissa, "*10^{").concat(exponent, "}");
}
export function substituteVars(input, vars, locale) {
return vars.reduce(function(text, v) {
var fractionDigits = v.value.toString().split('.')[1];
var numFractionDigits = fractionDigits && fractionDigits.length;
return text// Replace mathquill variables first so that we can apply special
// formatting for numbers in scientific notation:
.replace(new RegExp(// eslint-disable-next-line no-useless-escape
"(\\(.*?)".concat(openingQuote).concat(escapeRegExp(v.name)).concat(closingQuote, "(.*?\\))"), 'g'), "$1".concat(formatNumber(v.value, locale, true, {
minimumFractionDigits: numFractionDigits
}), "$2"))// Then substitute non-mathquill variables:
.replace(new RegExp("".concat(openingQuote).concat(escapeRegExp(v.name)).concat(closingQuote), 'g'), formatNumber(v.value, locale, false, {
minimumFractionDigits: numFractionDigits,
useGrouping: true
}));
}, input);
}
var promiseToGetMathjs;
export var mathjsLoadingWrapper = {
mathjs: null
};
export var loadMathjs = function loadMathjs() {
if (!promiseToGetMathjs) {
promiseToGetMathjs = import(/* webpackChunkName: "mathjs" */ 'mathjs').then(function(_mathjs) {
// import all our additional factory functions
_mathjs.import(additionalFunctions, {
override: true
});
_mathjs.config({
angles: 'deg'
});
mathjsLoadingWrapper.mathjs = _mathjs;
return mathjsLoadingWrapper.mathjs;
});
}
return promiseToGetMathjs;
};
export var mathjsIsLoaded = function() {
return mathjsLoadingWrapper.mathjs !== null;
};