import removeExtensionsRequired from './removeExtensionsRequired.js'
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import defined from '../../Core/defined.js'
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/**
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* Removes an extension from gltf.extensionsUsed and gltf.extensionsRequired if it is present.
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*
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* @param {Object} gltf A javascript object containing a glTF asset.
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* @param {String} extension The extension to remove.
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*
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* @private
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*/
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function removeExtensionsUsed(gltf, extension) {
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var extensionsUsed = gltf.extensionsUsed;
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if (defined(extensionsUsed)) {
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var index = extensionsUsed.indexOf(extension);
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if (index >= 0) {
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extensionsUsed.splice(index, 1);
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}
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removeExtensionsRequired(gltf, extension);
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if (extensionsUsed.length === 0) {
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delete gltf.extensionsUsed;
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}
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}
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}
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export default removeExtensionsUsed;
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