index.mjs.map

{"version":3,"file":"index.mjs","sources":["../lib/main.js"],"sourcesContent":["/**\n* @license Apache-2.0\n*\n* Copyright (c) 2018 The Stdlib Authors.\n*\n* Licensed under the Apache License, Version 2.0 (the \"License\");\n* you may not use this file except in compliance with the License.\n* You may obtain a copy of the License at\n*\n*    http://www.apache.org/licenses/LICENSE-2.0\n*\n* Unless required by applicable law or agreed to in writing, software\n* distributed under the License is distributed on an \"AS IS\" BASIS,\n* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n* See the License for the specific language governing permissions and\n* limitations under the License.\n*/\n\n'use strict';\n\n// MODULES //\n\nimport isFunction from '@stdlib/assert-is-function';\nimport format from '@stdlib/error-tools-fmtprodmsg';\n\n\n// MAIN //\n\n/**\n* If a predicate function returns a truthy value, returns `x`; otherwise, returns `y`.\n*\n* @param {Function} predicate - predicate function\n* @param {*} x - value to return if a condition is truthy\n* @param {*} y - value to return if a condition is falsy\n* @param {Function} done - callback to invoke upon completion\n* @throws {TypeError} first argument must be a function\n* @throws {TypeError} last argument must be a function\n*\n* @example\n* import randu from '@stdlib/random-base-randu';\n*\n* function predicate( clbk ) {\n*     setTimeout( onTimeout, 0 );\n*     function onTimeout() {\n*         clbk( null, randu() > 0.5 );\n*     }\n* }\n*\n* function done( error, result ) {\n*     if ( error ) {\n*         throw error;\n*     }\n*     console.log( result );\n* }\n* ifelseAsync( predicate, 1.0, -1.0, done );\n*/\nfunction ifelseAsync( predicate, x, y, done ) {\n\tif ( !isFunction( predicate ) ) {\n\t\tthrow new TypeError( format( '1RF3c', predicate ) );\n\t}\n\tif ( !isFunction( done ) ) {\n\t\tthrow new TypeError( format( '1RF3q', done ) );\n\t}\n\tpredicate( clbk );\n\n\t/**\n\t* Callback invoked by a predicate function.\n\t*\n\t* @private\n\t* @param {(Error|null)} error - error object\n\t* @param {boolean} bool - condition\n\t* @returns {void}\n\t*/\n\tfunction clbk( error, bool ) {\n\t\tif ( error ) {\n\t\t\treturn done( error );\n\t\t}\n\t\tif ( bool ) {\n\t\t\treturn done( null, x );\n\t\t}\n\t\tdone( null, y );\n\t}\n}\n\n\n// EXPORTS //\n\nexport default ifelseAsync;\n"],"names":["ifelseAsync","predicate","x","y","done","isFunction","TypeError","format","error","bool"],"mappings":";;8LAwDA,SAASA,EAAaC,EAAWC,EAAGC,EAAGC,GACtC,IAAMC,EAAYJ,GACjB,MAAM,IAAIK,UAAWC,EAAQ,QAASN,IAEvC,IAAMI,EAAYD,GACjB,MAAM,IAAIE,UAAWC,EAAQ,QAASH,IAEvCH,GAUA,SAAeO,EAAOC,GACrB,GAAKD,EACJ,OAAOJ,EAAMI,GAEd,GAAKC,EACJ,OAAOL,EAAM,KAAMF,GAEpBE,EAAM,KAAMD,EACZ,GACF"}