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38 lines
831 B
38 lines
831 B
/**
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* Setup a mock hammer.js object, for unit testing.
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*
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* Inspiration: https://github.com/uber/deck.gl/pull/658
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*
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* @returns {{on: noop, off: noop, destroy: noop, emit: noop, get: get}}
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*/
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function hammerMock() {
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const noop = () => {};
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return {
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on: noop,
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off: noop,
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destroy: noop,
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emit: noop,
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get: function(m) { //eslint-disable-line no-unused-vars
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return {
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set: noop
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};
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}
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};
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}
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if (typeof window !== 'undefined') {
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var propagating = require('propagating-hammerjs');
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var Hammer = window['Hammer'] || require('hammerjs');
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module.exports = propagating(Hammer, {
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preventDefault: 'mouse'
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});
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}
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else {
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module.exports = function () {
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// hammer.js is only available in a browser, not in node.js. Replacing it with a mock object.
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return hammerMock();
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}
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}
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