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srcreigh/syntax-error.rkt

Created February 2, 2021 23:19
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How to add static compilation errors to Racket
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syntax-error.rkt
#lang racket/base
(require (for-syntax racket/base syntax/parse))
(define-syntax (error stx)
(syntax-parse stx
[(_ ...) (raise-syntax-error #f "This is an error." stx)]))
;; The following line will be highlighted in the IDE and say "This is an error."
;; in DrRacket or racket-xp-mode for emacs.
(error 'hi)
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