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beautiful-racket/beautiful-racket-lib/br/get-info.rkt

19 lines
875 B
Racket

#lang racket
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(require racket/class)
(provide (all-defined-out))
(define (indenter t pos)
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(with-handlers ([exn:fail? (λ (exn) #f)]) ; this function won't work until gui-lib 1.26
(send t compute-racket-amount-to-indent pos (λ(x)
(case x
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[("with-pattern"
"with-shared-id") 'lambda]
[("define-macro"
"define-macro-cases"
"define-cases") 'define]
[else #f])))))
(define (br-get-info key default default-filter)
(case key
[(drracket:indentation) indenter]
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[else (default-filter key default)]))