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Minimal example of local-expand not turning lambda into #%plain-lambda in Racket
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| #lang racket | |
| (define-syntax (show stx) | |
| (syntax-case stx () | |
| [(_ x) | |
| (let ([fully (local-expand #'x 'expression #f)]) | |
| (displayln (syntax->datum fully)) | |
| #'x)])) | |
| ; expect to see (#%plain-lambda (x) x), but get (lambda (x) x) instead | |
| ; docs for fully-expanded Racket: https://docs.racket-lang.org/reference/syntax-model.html#(part._fully-expanded) | |
| (show (lambda (x) x)) |
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