#lang racket/base (require auxiliary-macro-context) (define-auxiliary-macro-context #:context-name pattern-expander #:prop-name prop:pattern-expander #:prop-predicate-name pattern-expander? #:prop-accessor-name pattern-expander-proc #:macro-definer-name define-pattern-expander #:introducer-parameter-name current-pattern-expander-introducer #:local-introduce-name syntax-local-pattern-expander-introduce #:expander-id-predicate-name pattern-expander-id? #:expander-transform-name pattern-expander-transform) (provide (for-syntax prop:pattern-expander pattern-expander? pattern-expander-proc syntax-local-pattern-expander-introduce pattern-expander-id? pattern-expander-transform) define-pattern-expander)