39 lines
885 B
Racket
39 lines
885 B
Racket
#lang racket/base
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(require (for-syntax racket/base))
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;; == Keywords
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(define-syntax-rule (define-keyword name)
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(begin
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(provide name)
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(define-syntax name
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(lambda (stx)
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(raise-syntax-error #f "keyword used out of context" stx)))))
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(define-keyword pattern)
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(define-keyword ~var)
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(define-keyword ~datum)
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(define-keyword ~literal)
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(define-keyword ~and)
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(define-keyword ~or)
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(define-keyword ~not)
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(define-keyword ~seq)
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(define-keyword ~between)
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(define-keyword ~once)
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(define-keyword ~optional)
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(define-keyword ~rest)
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(define-keyword ~describe)
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(define-keyword ~!)
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(define-keyword ~bind)
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(define-keyword ~fail)
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(define-keyword ~parse)
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(define-keyword ~do)
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(define-keyword ...+)
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(define-keyword ~delimit-cut)
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(define-keyword ~commit)
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(define-keyword ~reflect)
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(define-keyword ~splicing-reflect)
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(define-keyword ~post)
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(define-keyword ~eh-var)
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(define-keyword ~peek)
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