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 hasFunctionNameSupport from '@stdlib/assert-has-function-name-support';\nimport format from '@stdlib/error-tools-fmtprodmsg';\nimport { REGEXP as RE } from '@stdlib/regexp-function-name';\n\n\n// VARIABLES //\n\nvar isFunctionNameSupported = hasFunctionNameSupport();\n\n\n// MAIN //\n\n/**\n* Returns the name of a function.\n*\n* @param {Function} fcn - input function\n* @throws {TypeError} must provide a function\n* @returns {string} function name\n*\n* @example\n* var v = functionName( Math.sqrt );\n* // returns 'sqrt'\n*\n* @example\n* var v = functionName( function foo(){} );\n* // returns 'foo'\n*\n* @example\n* var v = functionName( function(){} );\n* // returns '' || 'anonymous'\n*\n* @example\n* var v = functionName( String );\n* // returns 'String'\n*/\nfunction functionName( fcn ) {\n\t// TODO: add support for generator functions?\n\tif ( isFunction( fcn ) === false ) {\n\t\tthrow new TypeError( format( '1U53J', fcn ) );\n\t}\n\tif ( isFunctionNameSupported ) {\n\t\treturn fcn.name;\n\t}\n\treturn RE.exec( fcn.toString() )[ 1 ];\n}\n\n\n// EXPORTS //\n\nexport default functionName;\n"],"names":["isFunctionNameSupported","hasFunctionNameSupport","functionName","fcn","isFunction","TypeError","format","name","RE","exec","toString"],"mappings":";;kZA8BA,IAAIA,EAA0BC,IA4B9B,SAASC,EAAcC,GAEtB,IAA2B,IAAtBC,EAAYD,GAChB,MAAM,IAAIE,UAAWC,EAAQ,QAASH,IAEvC,OAAKH,EACGG,EAAII,KAELC,EAAGC,KAAMN,EAAIO,YAAc,EACnC"}