88 lines
1.8 KiB
JavaScript
88 lines
1.8 KiB
JavaScript
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'use strict';
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exports.__esModule = true;
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exports.default = function (number, unit, _ref) {
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var time = _ref.time,
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length = _ref.length,
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angle = _ref.angle;
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var value = dropLeadingZero(number) + (unit ? unit : '');
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var converted = void 0;
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if (length !== false && unit in lengthConv) {
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converted = transform(number, unit, lengthConv);
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}
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if (time !== false && unit in timeConv) {
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converted = transform(number, unit, timeConv);
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}
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if (angle !== false && unit in angleConv) {
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converted = transform(number, unit, angleConv);
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}
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if (converted && converted.length < value.length) {
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value = converted;
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}
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return value;
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};
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var lengthConv = {
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in: 96,
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px: 1,
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pt: 4 / 3,
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pc: 16
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};
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var timeConv = {
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s: 1000,
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ms: 1
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};
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var angleConv = {
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turn: 360,
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deg: 1
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};
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function dropLeadingZero(number) {
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var value = String(number);
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if (number % 1) {
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if (value[0] === '0') {
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return value.slice(1);
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}
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if (value[0] === '-' && value[1] === '0') {
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return '-' + value.slice(2);
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}
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}
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return value;
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}
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function transform(number, unit, conversion) {
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var one = void 0,
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base = void 0;
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var convertionUnits = Object.keys(conversion).filter(function (u) {
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if (conversion[u] === 1) {
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one = u;
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}
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return unit !== u;
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});
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if (unit === one) {
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base = number / conversion[unit];
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} else {
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base = number * conversion[unit];
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}
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return convertionUnits.map(function (u) {
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return dropLeadingZero(base / conversion[u]) + u;
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}).reduce(function (a, b) {
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return a.length < b.length ? a : b;
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});
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}
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module.exports = exports['default'];
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