| Path : /var/www/html/infraai.ai/frontend/node_modules/is-generator-function/ |
|
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/is-generator-function/index.js |
'use strict';
var callBound = require('call-bound');
var safeRegexTest = require('safe-regex-test');
var isFnRegex = safeRegexTest(/^\s*(?:function)?\*/);
var hasToStringTag = require('has-tostringtag/shams')();
var getProto = require('get-proto');
var toStr = callBound('Object.prototype.toString');
var fnToStr = callBound('Function.prototype.toString');
var getGeneratorFunction = require('generator-function');
/** @type {import('.')} */
module.exports = function isGeneratorFunction(fn) {
if (typeof fn !== 'function') {
return false;
}
if (isFnRegex(fnToStr(fn))) {
return true;
}
if (!hasToStringTag) {
var str = toStr(fn);
return str === '[object GeneratorFunction]';
}
if (!getProto) {
return false;
}
var GeneratorFunction = getGeneratorFunction();
return GeneratorFunction && getProto(fn) === GeneratorFunction.prototype;
};