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beautiful-racket/beautiful-racket-lib/br/main.rkt

44 lines
1.9 KiB
Racket

#lang racket/base
(require racket/provide racket/list racket/string racket/format racket/match racket/port
br/define br/syntax br/datum br/debug br/conditional racket/function
(for-syntax racket/base racket/syntax br/syntax br/debug br/define))
(provide (except-out (all-from-out racket/base) define)
(all-from-out racket/list racket/string racket/format racket/match racket/port
br/syntax br/datum br/debug br/conditional racket/function)
(for-syntax (all-from-out racket/base racket/syntax br/syntax br/debug))
(for-syntax caller-stx shared-syntax with-shared-id with-calling-site-id) ; from br/define
(filtered-out
(λ (name)
(let ([pat (regexp "^br:")])
(and (regexp-match? pat name)
(regexp-replace pat name ""))))
(combine-out (all-from-out br/define))))
;; todo: activate at-exp reader by default
(define (remove-blank-lines strs)
(filter (λ(str) (regexp-match #px"\\S" str)) strs))
(provide remove-blank-lines)
(module reader syntax/module-reader
#:language 'br
#:info my-get-info
(require racket/class)
(define (indenter t pos)
(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
[("with-pattern" "with-shared-id") 'lambda]
[("define-macro") 'define]
[else #f])))))
(define (my-get-info key default default-filter)
(case key
#;[(color-lexer)
(dynamic-require 'syntax-color/default-lexer 'default-lexer)]
[(drracket:indentation) indenter]
[else
(default-filter key default)])))