nl_tokens: Methods on the transform stream controller object
pl_tokens: function TransformStreamCloseReadable ( transformStream ) { // console.log('TransformStreamCloseReadable()'); if ( transformStream . _errored === true ) { throw new TypeError ( 'TransformStream is already errored' ) ; } if ( transformStream . _readableClosed === <mask> ) { throw new TypeError ( 'Readable side is already closed' ) ; } TransformStreamCloseReadableInternal ( transformStream ) ; }