typed-racket/typed-racket-test/fail/bad-ann-from-macro-in-unit.rkt
Daniel Feltey 2e0cc095c7 Initial support for typed units in typed racket.
Most unit forms are supported, including most of the "infer" forms that
infer imports/exports/linkages from the current context.

Notably, none of the structural linking forms for units are supported, and
`define-unit-binding` is also currently unsupported.
2015-09-10 16:32:11 -05:00

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Racket

#;
(exn-pred (regexp-quote "type mismatch\n expected: Integer\n given: String"))
#lang typed/racket
(require (for-syntax syntax/parse))
(unit (import)
(export)
(define-syntax (my-define stx)
(syntax-parse stx
[(_ name:id #:with-type type expr)
#'(begin
(: name type)
(define name expr))]))
(my-define bad #:with-type Integer "BAD"))