Ensure milliseconds argument is not NaN (#25)
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2
index.js
2
index.js
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@ -8,7 +8,7 @@ export class TimeoutError extends Error {
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export default function pTimeout(promise, milliseconds, fallback, options) {
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let timer;
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const cancelablePromise = new Promise((resolve, reject) => {
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if (typeof milliseconds !== 'number' || milliseconds < 0) {
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if (typeof milliseconds !== 'number' || Math.sign(milliseconds) !== 1) {
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throw new TypeError(`Expected \`milliseconds\` to be a positive number, got \`${milliseconds}\``);
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}
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4
test.js
4
test.js
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@ -20,6 +20,10 @@ test('throws when milliseconds is negative number', async t => {
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await t.throwsAsync(pTimeout(delay(50), -1), {instanceOf: TypeError});
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});
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test('throws when milliseconds is NaN', async t => {
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await t.throwsAsync(pTimeout(delay(50), Number.NaN), {instanceOf: TypeError});
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});
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test('handles milliseconds being `Infinity`', async t => {
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t.is(
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await pTimeout(delay(50, {value: fixture}), Number.POSITIVE_INFINITY),
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