2311061106/frontend/node_modules/es-iterator-helpers/aos/GeneratorValidate.js
23175 b8b09fd9d4
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2025-12-14 16:02:40 +08:00

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JavaScript

'use strict';
var $TypeError = require('es-errors/type');
var SLOT = require('internal-slot');
module.exports = function GeneratorValidate(generator, generatorBrand) {
SLOT.assert(generator, '[[GeneratorState]]'); // step 1
SLOT.assert(generator, '[[GeneratorBrand]]'); // step 2
var brand = SLOT.get(generator, '[[GeneratorBrand]]');
if (brand !== generatorBrand) {
throw new $TypeError('Assertion failed: generator brand is unexpected: ' + brand);
}
SLOT.assert(generator, '[[GeneratorContext]]'); // step 4
var state = SLOT.get(generator, '[[GeneratorState]]'); // step 5
if (state === 'executing') {
throw new $TypeError('generator is executing');
}
return state; // step 7
};