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25 lines
706 B
25 lines
706 B
"use strict";
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var ensurePlainFunction = require("../../../object/ensure-plain-function")
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, isThenable = require("../../../object/is-thenable")
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, ensureThenable = require("../../../object/ensure-thenable");
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var resolveCallback = function (callback, next) {
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var callbackResult = callback();
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if (!isThenable(callbackResult)) return next();
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return callbackResult.then(next);
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};
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module.exports = function (callback) {
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ensureThenable(this);
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ensurePlainFunction(callback);
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return this.then(
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function (result) {
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return resolveCallback(callback, function () { return result; });
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},
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function (error) {
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return resolveCallback(callback, function () { throw error; });
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}
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);
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};
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