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change a hash so it doesn't map from syntax objects directly, but

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instead constructs a suitable key
This commit is contained in:
Robby Findler 2014-08-02 06:21:14 -05:00
parent bc5ab79910
commit 4315018ace
1 changed files with 31 additions and 23 deletions
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34
pkgs/drracket-pkgs/drracket/drracket/private/syncheck/traversals.rkt
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@ -251,6 +251,13 @@
[else
(loop fst)
(body-loop (car bodies) (cdr bodies))]))))
(define (add-module-lang-require stx)
(define key (list (syntax-source stx)
(syntax-position stx)
(syntax-span stx)))
(hash-set! module-lang-requires key #t))
(syntax-case* stx-obj (#%plain-lambda case-lambda if begin begin0 let-values letrec-values
set! quote quote-syntax with-continuation-mark
#%plain-app #%top #%plain-module-begin
@ -381,7 +388,7 @@
[(module m-name lang (#%plain-module-begin bodies ...))
(begin
(annotate-raw-keyword stx-obj varrefs level-of-enclosing-module)
(hash-set! module-lang-requires (syntax lang) #t)
(add-module-lang-require (syntax lang))
(annotate-require-open user-namespace user-directory (syntax lang))
(define module-name (syntax-e #'m-name))
(define sub-requires
@ -396,7 +403,7 @@
(annotate-raw-keyword stx-obj varrefs level-of-enclosing-module)
(define module-name (syntax-e #'m-name))
(when (syntax-e #'lang)
(hash-set! module-lang-requires (syntax lang) #t)
(add-module-lang-require (syntax lang))
(annotate-require-open user-namespace user-directory (syntax lang))
(define sub-requires
(hash-ref! phase-to-requires
@ -664,11 +671,17 @@
;; color-unused : hash-table[sexp -o> syntax] hash-table[sexp -o> #f] hash-table[syntax -o> #t]
;; -> void
(define (color-unused requires unused module-lang-requires)
(hash-for-each
unused
(λ (k v)
(for-each (λ (stx)
(unless (hash-ref module-lang-requires stx #f)
(for ([(k v) (in-hash unused)])
(define requires-stxes
(hash-ref requires k
(λ ()
(error 'syncheck/traversals.rkt
"requires doesn't have a mapping for ~s"
k))))
(for ([stx (in-list requires-stxes)])
(unless (hash-ref module-lang-requires (list (syntax-source stx)
(syntax-position stx)
(syntax-span stx)) #f)
(define defs-text (current-annotations))
(define source-editor (find-source-editor stx))
(when (and defs-text source-editor)
@ -679,12 +692,7 @@
(define fin (+ start span))
(send defs-text syncheck:add-background-color
source-editor start fin "firebrick")))
(color stx unused-require-style-name)))
(hash-ref requires k
(λ ()
(error 'syncheck/traversals.rkt
"requires doesn't have a mapping for ~s"
k)))))))
(color stx unused-require-style-name)))))
;; id-level : integer-or-#f-or-'lexical identifier -> symbol
(define (id-level phase-level id)