|
|
|
#lang racket/base
|
|
|
|
(require sugar/define)
|
|
|
|
(require-via-wormhole "../typed/sugar/debug.rkt")
|
|
|
|
|
|
|
|
(provide+safe report report/line report/file
|
|
|
|
report* report*/line report*/file
|
|
|
|
report-apply repeat time-repeat time-repeat* compare)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(module reader racket/base
|
|
|
|
(require syntax/module-reader racket/syntax)
|
|
|
|
(provide (rename-out [debug-read read]
|
|
|
|
[debug-read-syntax read-syntax]
|
|
|
|
[debug-get-info get-info]))
|
|
|
|
|
|
|
|
(define (make-debug-readtable [rt (current-readtable)])
|
|
|
|
(make-readtable rt
|
|
|
|
#\^ 'dispatch-macro report-proc))
|
|
|
|
|
|
|
|
|
|
|
|
(define (wrap-reader reader)
|
|
|
|
(define (rd . args)
|
|
|
|
(define intro (make-syntax-introducer))
|
|
|
|
(parameterize ([current-readtable (make-debug-readtable (current-readtable))]
|
|
|
|
[current-syntax-introducer intro])
|
|
|
|
(define stx (apply reader args))
|
|
|
|
(if (syntax? stx)
|
|
|
|
(intro stx)
|
|
|
|
stx)))
|
|
|
|
rd)
|
|
|
|
|
|
|
|
|
|
|
|
(define current-syntax-introducer
|
|
|
|
(make-parameter (λ (x) x)))
|
|
|
|
|
|
|
|
|
|
|
|
(define (report-proc c in src ln col pos)
|
|
|
|
(define c2 (peek-char in))
|
|
|
|
(define c3 (peek-char in 1))
|
|
|
|
(define intro (current-syntax-introducer))
|
|
|
|
(cond [(and (char=? c3 #\^) (char=? c2 #\^))
|
|
|
|
(read-char in)
|
|
|
|
(read-char in)
|
|
|
|
(define/with-syntax stx (intro (read-syntax/recursive src in)))
|
|
|
|
(intro
|
|
|
|
#'(let ()
|
|
|
|
(local-require (only-in sugar/debug [report/file report/file]))
|
|
|
|
(report/file stx)))]
|
|
|
|
[(char=? c2 #\^)
|
|
|
|
(read-char in)
|
|
|
|
(define/with-syntax stx (intro (read-syntax/recursive src in)))
|
|
|
|
(intro
|
|
|
|
#'(let ()
|
|
|
|
(local-require (only-in sugar/debug [report/line report/line]))
|
|
|
|
(report/line stx)))]
|
|
|
|
[else
|
|
|
|
(define/with-syntax stx (intro (read-syntax/recursive src in)))
|
|
|
|
(intro
|
|
|
|
#'(let ()
|
|
|
|
(local-require (only-in sugar/debug [report report]))
|
|
|
|
(report stx)))]))
|
|
|
|
|
|
|
|
|
|
|
|
(define-values (debug-read debug-read-syntax debug-get-info)
|
|
|
|
(make-meta-reader
|
|
|
|
'sugar/debug
|
|
|
|
"language path"
|
|
|
|
(lambda (bstr)
|
|
|
|
(let* ([str (bytes->string/latin-1 bstr)]
|
|
|
|
[sym (string->symbol str)])
|
|
|
|
(and (module-path? sym)
|
|
|
|
(vector
|
|
|
|
;; try submod first:
|
|
|
|
`(submod ,sym reader)
|
|
|
|
;; fall back to /lang/reader:
|
|
|
|
(string->symbol (string-append str "/lang/reader"))))))
|
|
|
|
wrap-reader
|
|
|
|
wrap-reader
|
|
|
|
(lambda (proc)
|
|
|
|
(lambda (key defval)
|
|
|
|
(define (fallback) (if proc (proc key defval) defval))
|
|
|
|
(case key
|
|
|
|
[else (fallback)]))))))
|