67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
/**
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* @license Apache-2.0
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*
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* Copyright (c) 2018 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var factory = require( './factory.js' );
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// MAIN //
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/**
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* Executes functions in series, passing the results of one function as arguments to the next function.
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*
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* @param {FunctionArray} fcns - array of functions
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* @param {Callback} clbk - callback to invoke upon completion
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* @param {*} [thisArg] - function context
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* @throws {TypeError} first argument must be an array of functions
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* @throws {TypeError} second argument must be a function
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*
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* @example
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* function foo( next ) {
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* next( null, 'beep' );
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* }
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*
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* function bar( str, next ) {
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* console.log( str );
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* // => 'beep'
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*
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* next();
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* }
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*
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* function done( error ) {
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* if ( error ) {
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* throw error;
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* }
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* }
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*
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* var fcns = [ foo, bar ];
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*
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* waterfall( fcns, done );
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*/
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function waterfall( fcns, clbk, thisArg ) {
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factory( fcns, clbk, thisArg )();
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}
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// EXPORTS //
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module.exports = waterfall;
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