1 | 'use strict';
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2 | var call = require('../internals/function-call');
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3 | var uncurryThis = require('../internals/function-uncurry-this');
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4 | var bind = require('../internals/function-bind-context');
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5 | var anObject = require('../internals/an-object');
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6 | var aCallable = require('../internals/a-callable');
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7 | var isNullOrUndefined = require('../internals/is-null-or-undefined');
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8 | var getMethod = require('../internals/get-method');
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9 | var wellKnownSymbol = require('../internals/well-known-symbol');
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10 |
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11 | var ASYNC_DISPOSE = wellKnownSymbol('asyncDispose');
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12 | var DISPOSE = wellKnownSymbol('dispose');
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13 |
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14 | var push = uncurryThis([].push);
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15 |
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16 |
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17 |
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18 | var getDisposeMethod = function (V, hint) {
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19 | if (hint === 'async-dispose') {
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20 | var method = getMethod(V, ASYNC_DISPOSE);
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21 | if (method !== undefined) return method;
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22 | method = getMethod(V, DISPOSE);
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23 | return function () {
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24 | call(method, this);
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25 | };
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26 | } return getMethod(V, DISPOSE);
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27 | };
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28 |
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29 |
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30 |
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31 | var createDisposableResource = function (V, hint, method) {
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32 | if (arguments.length < 3 && !isNullOrUndefined(V)) {
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33 | method = aCallable(getDisposeMethod(anObject(V), hint));
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34 | }
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35 |
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36 | return method === undefined ? function () {
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37 | return undefined;
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38 | } : bind(method, V);
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39 | };
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40 |
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41 |
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42 |
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43 | module.exports = function (disposable, V, hint, method) {
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44 | var resource;
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45 | if (arguments.length < 4) {
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46 |
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47 |
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48 | if (isNullOrUndefined(V) && hint === 'sync-dispose') return;
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49 | resource = createDisposableResource(V, hint);
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50 | } else {
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51 | resource = createDisposableResource(undefined, hint, method);
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52 | }
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53 |
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54 | push(disposable.stack, resource);
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55 | };
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