275 lines
9.4 KiB
Scheme
275 lines
9.4 KiB
Scheme
#lang scheme/base
|
|
(require scheme/base
|
|
scheme/list
|
|
scheme/unit
|
|
scheme/match
|
|
scheme/gui
|
|
framework/framework
|
|
drscheme/tool
|
|
mrlib/switchable-button
|
|
string-constants
|
|
"model/trace.ss"
|
|
"model/deriv.ss"
|
|
"model/deriv-util.ss"
|
|
"view/frame.ss"
|
|
(only-in "view/view.ss" macro-stepper-director%)
|
|
"view/stepper.ss"
|
|
"view/prefs.ss")
|
|
|
|
(provide tool@
|
|
language/macro-stepper<%>)
|
|
|
|
(define language/macro-stepper<%>
|
|
(interface ()
|
|
enable-macro-stepper?))
|
|
|
|
(define (drscheme-macro-stepper-frame-mixin %)
|
|
(class %
|
|
(define/override (get-macro-stepper-widget%)
|
|
(macro-stepper-widget/process-mixin
|
|
(super get-macro-stepper-widget%)))
|
|
(super-new)))
|
|
|
|
(define macro-stepper-frame%
|
|
(drscheme-macro-stepper-frame-mixin
|
|
(macro-stepper-frame-mixin
|
|
(frame:standard-menus-mixin
|
|
frame:basic%))))
|
|
|
|
(define drscheme-macro-stepper-director%
|
|
(class macro-stepper-director%
|
|
(init-field filename)
|
|
(define stepper #f)
|
|
(inherit new-stepper)
|
|
|
|
(define/public (lazy-new-stepper)
|
|
(unless stepper
|
|
(set! stepper (new-stepper))))
|
|
|
|
(define/override (add-trace events)
|
|
(lazy-new-stepper)
|
|
(super add-trace events))
|
|
(define/override (add-deriv deriv)
|
|
(lazy-new-stepper)
|
|
(super add-deriv deriv))
|
|
|
|
(define/override (new-stepper-frame)
|
|
(new macro-stepper-frame%
|
|
(config (new macro-stepper-config/prefs%))
|
|
(filename filename)
|
|
(director this)))
|
|
|
|
(super-new)))
|
|
|
|
|
|
(define tool@
|
|
(unit (import drscheme:tool^)
|
|
(export drscheme:tool-exports^)
|
|
|
|
(define (phase1)
|
|
(drscheme:language:extend-language-interface
|
|
language/macro-stepper<%>
|
|
(mixin (drscheme:language:language<%>) (language/macro-stepper<%>)
|
|
(inherit get-language-position)
|
|
(define/public (enable-macro-stepper?)
|
|
(macro-stepper-works-for? (get-language-position)))
|
|
(super-new))))
|
|
(define (phase2) (void))
|
|
|
|
(define drscheme-eventspace (current-eventspace))
|
|
|
|
(define-local-member-name check-language)
|
|
(define-local-member-name get-debug-button)
|
|
|
|
(define macro-debugger-bitmap
|
|
(make-object bitmap%
|
|
(build-path (collection-path "icons") "macro-stepper.png")
|
|
'png/mask))
|
|
|
|
(define macro-debugger-up-bitmap
|
|
(make-object bitmap%
|
|
(build-path (collection-path "icons") "macro-stepper-narrow.png")
|
|
'png/mask))
|
|
|
|
(define (macro-debugger-unit-frame-mixin %)
|
|
(class %
|
|
(super-new)
|
|
(inherit get-button-panel
|
|
get-interactions-text
|
|
get-definitions-text)
|
|
|
|
(define macro-debug-panel
|
|
(new horizontal-pane%
|
|
(parent (get-button-panel))
|
|
(stretchable-height #f)
|
|
(stretchable-width #f)))
|
|
(define macro-debug-button
|
|
(new switchable-button%
|
|
(label "Macro Stepper")
|
|
(bitmap macro-debugger-bitmap)
|
|
(alternate-bitmap macro-debugger-up-bitmap)
|
|
(parent macro-debug-panel)
|
|
(callback (λ (button) (execute #t)))))
|
|
(inherit register-toolbar-button)
|
|
(register-toolbar-button macro-debug-button)
|
|
|
|
(define/override (execute-callback)
|
|
(execute #f))
|
|
|
|
(define/private (execute debugging?)
|
|
(send (get-interactions-text) enable-macro-debugging debugging?)
|
|
(super execute-callback))
|
|
|
|
(define/public (get-debug-button) macro-debug-button)
|
|
|
|
;; Hide button for inappropriate languages
|
|
|
|
(define/augment (on-tab-change old new)
|
|
(check-language)
|
|
(inner (void) on-tab-change old new))
|
|
|
|
(define/public (check-language)
|
|
(let ([lang
|
|
(drscheme:language-configuration:language-settings-language
|
|
(send (get-definitions-text) get-next-settings))])
|
|
(if (send lang enable-macro-stepper?)
|
|
(unless (send macro-debug-button is-shown?)
|
|
(send macro-debug-panel
|
|
add-child macro-debug-button))
|
|
(when (send macro-debug-button is-shown?)
|
|
(send macro-debug-panel
|
|
delete-child macro-debug-button)))))
|
|
|
|
(send (get-button-panel) change-children
|
|
(lambda (_)
|
|
(cons macro-debug-panel
|
|
(remq macro-debug-panel _))))
|
|
(check-language)
|
|
))
|
|
|
|
(define (macro-debugger-definitions-text-mixin %)
|
|
(class %
|
|
(inherit get-top-level-window)
|
|
(define/augment (after-set-next-settings s)
|
|
(let ([tlw (get-top-level-window)])
|
|
(when tlw
|
|
(send tlw check-language)))
|
|
(inner (void) after-set-next-settings s))
|
|
(super-new)))
|
|
|
|
(define (macro-debugger-tab-mixin %)
|
|
(class %
|
|
(inherit get-frame)
|
|
(define/override (enable-evaluation)
|
|
(super enable-evaluation)
|
|
(send (send (get-frame) get-debug-button) enable #t))
|
|
(define/override (disable-evaluation)
|
|
(super disable-evaluation)
|
|
(send (send (get-frame) get-debug-button) enable #f))
|
|
(super-new)))
|
|
|
|
(define (macro-debugger-interactions-text-mixin %)
|
|
(class %
|
|
(super-new)
|
|
(inherit run-in-evaluation-thread
|
|
get-top-level-window)
|
|
|
|
(define debugging? #f)
|
|
|
|
(define current-stepper-director #f)
|
|
|
|
(define/public (enable-macro-debugging ?)
|
|
(set! debugging? ?))
|
|
|
|
(define/override (reset-console)
|
|
(super reset-console)
|
|
(when current-stepper-director
|
|
(send current-stepper-director add-obsoleted-warning)
|
|
(set! current-stepper-director #f))
|
|
|
|
;; setting the eval handler at this point disables CM,
|
|
;; so only do it when we are debugging
|
|
(when debugging?
|
|
(run-in-evaluation-thread
|
|
(lambda ()
|
|
(let-values ([(e mnr)
|
|
(make-handlers (current-eval)
|
|
(current-module-name-resolver))])
|
|
(current-eval e)
|
|
(current-module-name-resolver mnr))))))
|
|
|
|
(define/private (make-stepper filename)
|
|
(new drscheme-macro-stepper-director% (filename filename)))
|
|
|
|
(define/private (inner-eval original-eval-handler e-expr)
|
|
(original-eval-handler e-expr))
|
|
|
|
(define/private (make-handlers original-eval-handler
|
|
original-module-name-resolver)
|
|
(define filename (send (send (get-top-level-window) get-definitions-text)
|
|
get-filename/untitled-name))
|
|
(define director (make-stepper filename))
|
|
(define local-debugging? debugging?)
|
|
(define (call-without-debugging thunk)
|
|
(let ([eo (current-expand-observe)]
|
|
[saved-debugging? local-debugging?])
|
|
(dynamic-wind
|
|
(lambda ()
|
|
(set! local-debugging? #f)
|
|
(when eo (current-expand-observe void)))
|
|
thunk
|
|
(lambda ()
|
|
(set! local-debugging? saved-debugging?)
|
|
(when eo (current-expand-observe eo))))))
|
|
(define (the-eval expr)
|
|
(if (and local-debugging? (syntax? expr))
|
|
(let-values ([(e-expr events derivp) (trace* expr expand)])
|
|
(show-deriv director events)
|
|
(if (syntax? e-expr)
|
|
(inner-eval e-expr)
|
|
(raise e-expr)))
|
|
(original-eval-handler expr)))
|
|
(define (inner-eval e-expr)
|
|
(if #f ;; fixme: turn into parameter/preference???
|
|
(call-without-debugging (lambda () (original-eval-handler e-expr)))
|
|
(original-eval-handler e-expr)))
|
|
(define (the-module-resolver . args)
|
|
(call-without-debugging
|
|
(lambda () (apply original-module-name-resolver args))))
|
|
(set! current-stepper-director director)
|
|
(values the-eval
|
|
the-module-resolver))
|
|
|
|
(define/private (show-deriv director events)
|
|
(parameterize ([current-eventspace drscheme-eventspace])
|
|
(queue-callback
|
|
(lambda ()
|
|
(send director add-trace events)))))
|
|
))
|
|
|
|
;; Borrowed from mztake/debug-tool.ss
|
|
|
|
(define (macro-stepper-works-for? lang)
|
|
(let ([main-group (car lang)]
|
|
[second (and (pair? (cdr lang)) (cadr lang))]
|
|
[third (and (pair? (cdr lang)) (pair? (cddr lang)) (caddr lang))])
|
|
(or (equal? main-group "Module")
|
|
(and (equal? main-group (string-constant legacy-languages))
|
|
(or (member second
|
|
(list (string-constant r5rs-language-name)
|
|
"Swindle"
|
|
(string-constant pretty-big-scheme))))))))
|
|
|
|
;; Macro debugger code
|
|
|
|
(drscheme:get/extend:extend-unit-frame
|
|
macro-debugger-unit-frame-mixin)
|
|
(drscheme:get/extend:extend-interactions-text
|
|
macro-debugger-interactions-text-mixin)
|
|
(drscheme:get/extend:extend-definitions-text
|
|
macro-debugger-definitions-text-mixin)
|
|
(drscheme:get/extend:extend-tab
|
|
macro-debugger-tab-mixin)
|
|
|
|
))
|