| Path : /var/www/html/infraai.ai/frontend/node_modules/function.prototype.name/ |
|
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/function.prototype.name/implementation.js |
'use strict';
var IsCallable = require('is-callable');
var hasOwn = require('hasown');
var functionsHaveNames = require('functions-have-names')();
var $TypeError = require('es-errors/type');
var callBound = require('call-bound');
var isDDA = require('is-document.all');
var $functionToString = callBound('Function.prototype.toString');
var $stringMatch = callBound('String.prototype.match');
var classRegex = /^class /;
/** @param {unknown} fn */
var isClass = function isClassConstructor(fn) {
if (IsCallable(fn)) {
return false;
}
if (typeof fn !== 'function') {
return false;
}
try {
var match = $stringMatch($functionToString(fn), classRegex);
return !!match;
} catch (e) {}
return false;
};
var regex = /\s*function\s+([^(\s]*)\s*/;
var functionProto = Function.prototype;
/** @type {import('./implementation')} */
module.exports = function getName() {
if (isDDA(this) || (!isClass(this) && !IsCallable(this))) {
throw new $TypeError('Function.prototype.name sham getter called on non-function');
}
if (functionsHaveNames && hasOwn(this, 'name')) {
return this.name;
}
if (this === functionProto) {
return '';
}
var str = $functionToString(this);
var match = $stringMatch(str, regex);
var name = match && match[1];
return /** @type {string} */ (name);
};