improved contract error messages so that they now always have absolute module references in them for blame information
svn: r11511
This commit is contained in:
Robby Findler
parent
37d54316a2
commit
5596aff30f
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@ -176,7 +176,7 @@
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[formatted-contract-sexp
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[formatted-contract-sexp
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(let ([one-line (format "~s" contract-sexp)])
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(let ([one-line (format "~s" contract-sexp)])
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(if (< (string-length one-line) 30)
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(if (< (string-length one-line) 30)
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(string-append one-line " ")
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one-line
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(let ([sp (open-output-string)])
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(let ([sp (open-output-string)])
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(newline sp)
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(newline sp)
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(parameterize ([pretty-print-print-line print-contract-liner]
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(parameterize ([pretty-print-print-line print-contract-liner]
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@ -184,13 +184,24 @@
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(pretty-print contract-sexp sp))
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(pretty-print contract-sexp sp))
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(get-output-string sp))))]
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(get-output-string sp))))]
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[specific-blame
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[specific-blame
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(cond
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[(syntax? src-info)
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(let ([datum (syntax->datum src-info)])
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(let ([datum (syntax->datum src-info)])
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(if (symbol? datum)
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(if (symbol? datum)
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(format " on ~a" datum)
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(format " on ~a" datum)
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""))])
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""))]
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[(pair? src-info)
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(format " on ~a" (list-ref src-info 1))]
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[else ""])])
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(string-append (format "~a~a broke the contract ~a~a; "
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(string-append (format "~a~a broke the contract ~a~a; "
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blame-src
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blame-src
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to-blame
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(cond
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[(and (pair? to-blame)
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(pair? (cdr to-blame))
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(null? (cddr to-blame))
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(equal? 'quote (car to-blame)))
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(format "'~s" (cadr to-blame))]
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[else (format "~s" to-blame)])
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formatted-contract-sexp
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formatted-contract-sexp
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specific-blame)
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specific-blame)
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msg)))
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msg)))
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@ -207,14 +218,16 @@
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contract-sexp
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contract-sexp
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(apply format fmt args)))
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(apply format fmt args)))
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(current-continuation-marks)
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(current-continuation-marks)
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(if src-info
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(cond
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[(syntax? src-info)
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(list (make-srcloc
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(list (make-srcloc
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(syntax-source src-info)
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(syntax-source src-info)
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(syntax-line src-info)
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(syntax-line src-info)
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(syntax-column src-info)
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(syntax-column src-info)
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(syntax-position src-info)
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(syntax-position src-info)
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(syntax-span src-info)))
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(syntax-span src-info)))]
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'())
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[(srcloc? src-info) (list src-info)]
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[else '()])
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blame)))
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blame)))
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(define print-contract-liner
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(define print-contract-liner
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@ -226,9 +239,10 @@
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2)
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2)
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0)))))
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0)))))
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;; src-info-as-string : (union syntax #f) -> string
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;; src-info-as-string : (union srcloc syntax #f) -> string
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(define (src-info-as-string src-info)
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(define (src-info-as-string src-info)
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(if (syntax? src-info)
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(if (or (syntax? src-info)
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(srcloc? src-info))
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(let ([src-loc-str (build-src-loc-string src-info)])
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(let ([src-loc-str (build-src-loc-string src-info)])
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(if src-loc-str
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(if src-loc-str
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(string-append src-loc-str ": ")
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(string-append src-loc-str ": ")
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@ -9,6 +9,7 @@
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known-good-contract?)
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known-good-contract?)
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(require setup/main-collects
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(require setup/main-collects
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syntax/private/modcollapse-noctc
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(for-template scheme/base))
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(for-template scheme/base))
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(define (add-name-prop name stx)
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(define (add-name-prop name stx)
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@ -85,18 +86,28 @@
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(cdr r)))
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(cdr r)))
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bs)))))
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bs)))))
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;; build-src-loc-string : syntax -> (union #f string)
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;; build-src-loc-string : (or/c srcloc syntax) -> (union #f string)
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(define (build-src-loc-string stx)
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(define (build-src-loc-string stx)
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(let* ([source (source->name (syntax-source stx))]
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(let-values ([(source line col pos)
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[line (syntax-line stx)]
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(if (syntax? stx)
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[col (syntax-column stx)]
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(values (source->name (syntax-source stx))
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[pos (syntax-position stx)]
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(syntax-line stx)
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[location (cond [(and line col) (format "~a:~a" line col)]
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(syntax-column stx)
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(syntax-position stx))
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(values (source->name
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(resolved-module-path-name
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(module-path-index-resolve
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(syntax-source-module
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(srcloc-source stx)))))
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(srcloc-line stx)
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(srcloc-column stx)
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(srcloc-position stx)))])
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(let ([location (cond [(and line col) (format "~a:~a" line col)]
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[pos (format "~a" pos)]
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[pos (format "~a" pos)]
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[else #f])])
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[else #f])])
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(if (and source location)
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(if (and source location)
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(string-append source ":" location)
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(string-append source ":" location)
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(or location source))))
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(or location source)))))
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(define o (current-output-port))
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(define o (current-output-port))
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@ -104,25 +115,21 @@
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;; constructs a symbol for use in the blame error messages
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;; constructs a symbol for use in the blame error messages
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;; when blaming the module where stx's occurs.
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;; when blaming the module where stx's occurs.
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(define (module-source-as-symbol stx)
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(define (module-source-as-symbol stx)
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(let ([src-module (syntax-source-module stx)])
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(let ([mpi (syntax-source-module stx)])
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(cond
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(cond
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[(symbol? src-module) src-module]
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[(not mpi)
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[(module-path-index? src-module)
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'top-level]
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(let-values ([(path base) (module-path-index-split src-module)])
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[else
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;; we dont' normalize here, because we don't
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;; note: the directory passed to collapse-module-path-index should be irrelevant
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;; want to assume that the collection paths
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(let ([collapsed (collapse-module-path-index mpi (current-directory))])
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;; are set or the file system can be accessed.
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(cond
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(if path
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[(path? collapsed)
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(string->symbol
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(let ([resolved (resolved-module-path-name (module-path-index-resolve mpi))])
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(if (and (pair? path)
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(cond
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(eq? (car path) 'quote)
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[(symbol? resolved) resolved]
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(pair? (cdr path))
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[else `(file ,(path->string resolved))]))]
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(null? (cddr path)))
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[else
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(format "'~s" (cadr path))
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collapsed]))])))
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(format "~s" path)))
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'top-level))]
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[else 'top-level])))
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(define build-struct-names
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(define build-struct-names
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(lambda (name-stx fields omit-sel? omit-set? srcloc-stx)
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(lambda (name-stx fields omit-sel? omit-set? srcloc-stx)
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@ -89,6 +89,16 @@ improve method arity mismatch contract violation error messages?
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(string->symbol neg-blame-str)
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(string->symbol neg-blame-str)
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(quote-syntax ident)))])))))
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(quote-syntax ident)))])))))
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;; id->contract-src-info : identifier -> syntax
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;; constructs the last argument to the -contract, given an identifier
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(define-for-syntax (id->contract-src-info id)
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#`(list (make-srcloc #,id
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#,(syntax-line id)
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#,(syntax-column id)
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#,(syntax-position id)
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#,(syntax-span id))
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#,(format "~s" (syntax->datum id))))
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(define-for-syntax (make-provide/contract-transformer contract-id id pos-module-source)
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(define-for-syntax (make-provide/contract-transformer contract-id id pos-module-source)
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(make-set!-transformer
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(make-set!-transformer
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(let ([saved-id-table (make-hasheq)])
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(let ([saved-id-table (make-hasheq)])
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@ -106,11 +116,11 @@ improve method arity mismatch contract violation error messages?
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[pos-module-source pos-module-source])
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[pos-module-source pos-module-source])
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(syntax-local-introduce
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(syntax-local-introduce
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(syntax-local-lift-expression
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(syntax-local-lift-expression
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#'(-contract contract-id
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#`(-contract contract-id
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id
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id
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pos-module-source
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pos-module-source
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(module-source-as-symbol #'name)
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(module-source-as-symbol #'name)
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(quote-syntax name))))))])
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#,(id->contract-src-info #'id))))))])
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(when key
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(when key
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(hash-set! saved-id-table key lifted-id))
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(hash-set! saved-id-table key lifted-id))
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;; Expand to a use of the lifted expression:
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;; Expand to a use of the lifted expression:
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@ -666,8 +676,8 @@ improve method arity mismatch contract violation error messages?
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(provide (rename-out [id-rename external-name]))))])
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(provide (rename-out [id-rename external-name]))))])
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(syntax-local-lift-module-end-declaration
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(syntax-local-lift-module-end-declaration
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#'(begin
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#`(begin
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(-contract contract-id id pos-module-source 'ignored #'id)
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(-contract contract-id id pos-module-source 'ignored #,(id->contract-src-info #'id))
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(void)))
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(void)))
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(syntax (code id-rename)))))]))
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(syntax (code id-rename)))))]))
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@ -733,37 +743,30 @@ improve method arity mismatch contract violation error messages?
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(define-syntax (-contract stx)
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(define-syntax (-contract stx)
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(syntax-case stx ()
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(syntax-case stx ()
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[(_ a-contract to-check pos-blame-e neg-blame-e)
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[(_ a-contract to-check pos-blame-e neg-blame-e)
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(with-syntax ([src-loc (syntax/loc stx here)])
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(let ([s (syntax/loc stx here)])
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(syntax/loc stx
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(quasisyntax/loc stx
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(contract/proc a-contract to-check pos-blame-e neg-blame-e (quote-syntax src-loc))))]
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(contract/proc a-contract to-check pos-blame-e neg-blame-e
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(list (make-srcloc (quote-syntax #,s)
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#,(syntax-line s)
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#,(syntax-column s)
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#,(syntax-position s)
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#,(syntax-span s))
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#f))))]
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[(_ a-contract-e to-check pos-blame-e neg-blame-e src-info-e)
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[(_ a-contract-e to-check pos-blame-e neg-blame-e src-info-e)
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(syntax/loc stx
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(syntax/loc stx
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(begin
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(begin
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(contract/proc a-contract-e to-check pos-blame-e neg-blame-e src-info-e)))]))
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(contract/proc a-contract-e to-check pos-blame-e neg-blame-e src-info-e)))]))
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(define (contract/proc a-contract-raw name pos-blame neg-blame src-info)
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(define (contract/proc a-contract-raw name pos-blame neg-blame src-info)
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(unless (or (contract? a-contract-raw)
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(let ([a-contract (coerce-contract 'contract a-contract-raw)])
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(and (procedure? a-contract-raw)
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(procedure-arity-includes? a-contract-raw 1)))
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(unless (or (and (list? src-info)
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(error 'contract "expected a contract or a procedure of arity 1 as first argument, given: ~e, other args ~e ~e ~e ~e"
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(= 2 (length src-info))
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a-contract-raw
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(srcloc? (list-ref src-info 0))
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name
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(or (string? (list-ref src-info 1))
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pos-blame
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(not (list-ref src-info 1))))
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neg-blame
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(syntax? src-info))
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src-info))
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(error 'contract "expected syntax or a list of two elements (srcloc and string or #f) as last argument, given: ~e, other args ~e ~e ~e ~e"
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(let ([a-contract (if (contract? a-contract-raw)
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a-contract-raw
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(flat-contract a-contract-raw))])
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(unless (and (symbol? neg-blame)
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(symbol? pos-blame))
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(error 'contract
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"expected symbols as names for assigning blame, given: ~e and ~e, other args ~e ~e ~e"
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neg-blame pos-blame
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a-contract-raw
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name
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src-info))
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(unless (syntax? src-info)
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(error 'contract "expected syntax as last argument, given: ~e, other args ~e ~e ~e ~e"
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src-info
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src-info
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neg-blame
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neg-blame
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pos-blame
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pos-blame
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@ -1,5 +1,6 @@
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#lang scribble/doc
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#lang scribble/doc
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@(require "mz.ss")
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@(require "mz.ss")
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@(require (for-label syntax/modcollapse))
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@title[#:tag "contracts" #:style 'toc]{Contracts}
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@title[#:tag "contracts" #:style 'toc]{Contracts}
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@ -662,7 +663,7 @@ that definition.}
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positive-blame-expr negative-blame-expr)
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positive-blame-expr negative-blame-expr)
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(contract contract-expr to-protect-expr
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(contract contract-expr to-protect-expr
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positive-blame-expr negative-blame-expr
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positive-blame-expr negative-blame-expr
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contract-source-expr)]]{
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contract-source-info)]]{
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The primitive mechanism for attaching a contract to a value. The
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The primitive mechanism for attaching a contract to a value. The
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purpose of @scheme[contract] is as a target for the expansion of some
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purpose of @scheme[contract] is as a target for the expansion of some
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@ -680,12 +681,31 @@ The values of @scheme[positive-blame-expr] and
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blame for positive and negative positions of the contract specified by
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blame for positive and negative positions of the contract specified by
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@scheme[contract-expr].
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@scheme[contract-expr].
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If specified, @scheme[contract-source-expr], indicates where the
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If specified, @scheme[contract-source-info], indicates where the
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contract was assumed. Its value must be a syntax object specifying the
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contract was assumed. Its value must be a either:
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@itemize{
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@item{a list of two elements: @scheme[srcloc] struct and
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either a string or @scheme[#f]. The srcloc struct inidates
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where the contract was assumed. Its @tt{source} field
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should be a syntax object, and @scheme[module-path-index-resolve]
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is called on it to extract the path of syntax object.
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If the second element of
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the list is not @scheme[#f], it is used as the name of the
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identifier whose contract was assumed.}
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@item{a syntax object specifying the
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source location of the location where the contract was assumed. If the
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source location of the location where the contract was assumed. If the
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syntax object wraps a symbol, the symbol is used as the name of the
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syntax object wraps a symbol, the symbol is used as the name of the
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primitive whose contract was assumed. If absent, it defaults to the
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primitive whose contract was assumed.}
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source location of the @scheme[contract] expression.}
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}
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If absent, it defaults to the source location of the
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@scheme[contract] expression with no identifying name.
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The second form above is not recommended, because mzscheme strips
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source location information from compiled files.
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}
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@; ------------------------------------------------------------------------
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@; ------------------------------------------------------------------------
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@ -967,20 +987,30 @@ name @scheme[sexp-name] when signaling a contract violation.}
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@defparam[contract-violation->string
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@defparam[contract-violation->string
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proc
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proc
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(any/c any/c symbol? symbol? any/c string? . -> . string?)]{
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(-> any/c any/c any/c any/c string? string?)]{
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This is a parameter that is used when constructing a
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This is a parameter that is used when constructing a
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contract violation error. Its value is procedure that
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contract violation error. Its value is procedure that
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accepts six arguments: the value that the contract applies
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accepts five arguments:
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to, a syntax object representing the source location where
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@itemize{
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the contract was established, the names of the two parties
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@item{the value that the contract applies to,}
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to the contract (as symbols) where the first one is the
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@item{a syntax object representing the source location where
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guilty one, an sexpression representing the contract, and a
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the contract was established, }
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message indicating the kind of violation. The procedure then
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@item{the name of the party that violated the contract, }
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@item{an sexpression representing the contract, and }
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@item{a message indicating the kind of violation.
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}}
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The procedure then
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returns a string that is put into the contract error
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returns a string that is put into the contract error
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message. Note that the value is often already included in
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message. Note that the value is often already included in
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the message that indicates the violation.}
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the message that indicates the violation.
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If the contract was establised via
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||||||
|
@scheme[provide/contract], the names of the party to the
|
||||||
|
contract will be sexpression versions of the module paths
|
||||||
|
(as returned by @scheme[collapse-module-path]).
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
@defform[(recursive-contract contract-expr)]{
|
@defform[(recursive-contract contract-expr)]{
|
||||||
|
|
|
||||||
|
|
@ -1,267 +1,7 @@
|
||||||
|
#lang scheme/base
|
||||||
|
|
||||||
(module modcollapse mzscheme
|
(require scheme/contract
|
||||||
(require (only mzlib/list filter)
|
"private/modcollapse-noctc.ss")
|
||||||
scheme/string
|
|
||||||
scheme/list
|
|
||||||
mzlib/contract
|
|
||||||
(only scheme/base regexp-split)
|
|
||||||
"private/modhelp.ss")
|
|
||||||
|
|
||||||
(define (collapse-module-path s relto-mp)
|
|
||||||
;; relto-mp should be a path, '(lib relative-path collection) or symbol,
|
|
||||||
;; or '(file path) or a thunk that produces one of those
|
|
||||||
|
|
||||||
;; Used for 'lib paths, so it's always Unix-style
|
|
||||||
(define (attach-to-relative-path-string elements relto)
|
|
||||||
(let ([elem-str
|
|
||||||
(substring
|
|
||||||
(apply string-append
|
|
||||||
(map (lambda (i)
|
|
||||||
(string-append
|
|
||||||
"/"
|
|
||||||
(cond [(bytes? i) (bytes->string/locale i)]
|
|
||||||
[(path? i) (path->string i)]
|
|
||||||
[(eq? i 'up) ".."]
|
|
||||||
[else i])))
|
|
||||||
(filter (lambda (x) (not (eq? x 'same)))
|
|
||||||
elements)))
|
|
||||||
1)])
|
|
||||||
(if (or (regexp-match #rx"^[.]/+[^/]*" relto)
|
|
||||||
(not (regexp-match #rx"/" relto)))
|
|
||||||
elem-str
|
|
||||||
(let ([m (regexp-match #rx"^(.*/)/*[^/]*$" relto)])
|
|
||||||
(string-append (cadr m) elem-str)))))
|
|
||||||
|
|
||||||
(define (simpler-relpath path)
|
|
||||||
(let loop ([s (regexp-replace* #px"(?<![.])[.]/" path "")])
|
|
||||||
(let ([s2 (regexp-replace #rx"([^/.]*)/[.][.]/" s "")])
|
|
||||||
(if (equal? s s2)
|
|
||||||
s
|
|
||||||
(loop s2)))))
|
|
||||||
|
|
||||||
(define (add-main s)
|
|
||||||
(if (regexp-match #rx"[.][^/]*$" s)
|
|
||||||
s
|
|
||||||
(string-append s "/main.ss")))
|
|
||||||
|
|
||||||
(define (combine-relative-elements elements)
|
|
||||||
|
|
||||||
(define (extract-base relto)
|
|
||||||
(let-values ([(base n d?) (split-path relto)])
|
|
||||||
(if (eq? base 'relative)
|
|
||||||
'same
|
|
||||||
(if (not base)
|
|
||||||
relto ; strange case: relto is a root directory
|
|
||||||
base))))
|
|
||||||
|
|
||||||
;; Used for 'file paths, so it's platform specific:
|
|
||||||
(define (attach-to-relative-path relto)
|
|
||||||
(apply build-path
|
|
||||||
(extract-base relto)
|
|
||||||
(map (lambda (i) (if (bytes? i) (bytes->path i) i))
|
|
||||||
elements)))
|
|
||||||
|
|
||||||
(when (procedure? relto-mp) (set! relto-mp (relto-mp)))
|
|
||||||
(when (symbol? relto-mp) (set! relto-mp `(lib ,(symbol->string relto-mp))))
|
|
||||||
(cond
|
|
||||||
[(or (path? relto-mp) (and (string? relto-mp) (ormap path? elements)))
|
|
||||||
(apply build-path
|
|
||||||
(extract-base relto-mp)
|
|
||||||
(map (lambda (x) (if (bytes? x) (bytes->path x) x))
|
|
||||||
elements))]
|
|
||||||
[(string? relto-mp)
|
|
||||||
(bytes->string/locale
|
|
||||||
(apply
|
|
||||||
bytes-append
|
|
||||||
(cond [(regexp-match #rx#"^(.*)/[^/]*$"
|
|
||||||
(string->bytes/locale relto-mp))
|
|
||||||
=> cadr]
|
|
||||||
[else #"."])
|
|
||||||
(map (lambda (e)
|
|
||||||
(cond [(eq? e 'same) #"/."]
|
|
||||||
[(eq? e 'up) #"/.."]
|
|
||||||
[else (bytes-append
|
|
||||||
#"/" (if (path? e) (path->bytes e) e))]))
|
|
||||||
elements)))]
|
|
||||||
[(eq? (car relto-mp) 'file)
|
|
||||||
(let ([path ((if (ormap path? elements) values path->string)
|
|
||||||
(attach-to-relative-path (cadr relto-mp)))])
|
|
||||||
(if (path? path) path `(file ,path)))]
|
|
||||||
[(eq? (car relto-mp) 'lib)
|
|
||||||
(let ([relto-mp (if (null? (cddr relto-mp))
|
|
||||||
;; old style => add 'mzlib
|
|
||||||
;; new style => add main.ss or split
|
|
||||||
(let ([m (regexp-match-positions #rx"[/]" (cadr relto-mp))])
|
|
||||||
(if m
|
|
||||||
;; new style: split
|
|
||||||
`(lib ,(substring (cadr relto-mp) (cdar m))
|
|
||||||
,(substring (cadr relto-mp) 0 (caar m)))
|
|
||||||
(if (regexp-match? #rx"[.]" (cadr relto-mp))
|
|
||||||
;; old style:
|
|
||||||
`(lib ,(cadr relto-mp) "mzlib")
|
|
||||||
;; new style, add "main.ss":
|
|
||||||
`(lib "main.ss" ,(cadr relto-mp)))))
|
|
||||||
;; already has at least two parts:
|
|
||||||
relto-mp)])
|
|
||||||
(let ([path (attach-to-relative-path-string
|
|
||||||
elements (apply string-append
|
|
||||||
(append
|
|
||||||
(map (lambda (s)
|
|
||||||
(string-append s "/"))
|
|
||||||
(cddr relto-mp))
|
|
||||||
(list (cadr relto-mp)))))])
|
|
||||||
(let ([simpler (simpler-relpath path)])
|
|
||||||
(let ([m (regexp-match #rx"^(.*)/([^/]*)$" simpler)])
|
|
||||||
(if m
|
|
||||||
(normalize-lib `(lib ,(caddr m) ,(cadr m)))
|
|
||||||
(error 'combine-relative-elements
|
|
||||||
"relative path escapes collection: ~s relative to ~s"
|
|
||||||
elements relto-mp))))))]
|
|
||||||
[(eq? (car relto-mp) 'planet)
|
|
||||||
(let ([relto-mp
|
|
||||||
;; make sure relto-mp is in long form:
|
|
||||||
(if (null? (cddr relto-mp))
|
|
||||||
(normalize-planet relto-mp)
|
|
||||||
relto-mp)])
|
|
||||||
(let ([pathstr (simpler-relpath
|
|
||||||
(attach-to-relative-path-string
|
|
||||||
elements
|
|
||||||
(apply string-append
|
|
||||||
(append
|
|
||||||
(map (lambda (s)
|
|
||||||
(string-append s "/"))
|
|
||||||
(cdddr relto-mp))
|
|
||||||
(list (cadr relto-mp))))))])
|
|
||||||
(normalize-planet `(planet ,pathstr ,(caddr relto-mp)))))]
|
|
||||||
[else (error 'combine-relative-elements
|
|
||||||
"don't know how to deal with: ~s" relto-mp)]))
|
|
||||||
|
|
||||||
(define (normalize-lib s)
|
|
||||||
(if (null? (cddr s))
|
|
||||||
;; single-string version:
|
|
||||||
(let ([e (cadr s)])
|
|
||||||
(cond
|
|
||||||
[(regexp-match? #rx"[.]" e)
|
|
||||||
;; It has a suffix:
|
|
||||||
(if (regexp-match? #rx"/" e)
|
|
||||||
;; It has a path, so it's fine:
|
|
||||||
s
|
|
||||||
;; No path, so add "mzlib/":
|
|
||||||
`(lib ,(string-append "mzlib/" e)))]
|
|
||||||
[(regexp-match? #rx"/" e)
|
|
||||||
;; It has a separator, so add a suffix:
|
|
||||||
`(lib ,(string-append e ".ss"))]
|
|
||||||
[else
|
|
||||||
;; No separator or suffix, so add "/main.ss":
|
|
||||||
`(lib ,(string-append e "/main.ss"))]))
|
|
||||||
;; multi-string version:
|
|
||||||
(if (regexp-match? #rx"[.]" (cadr s))
|
|
||||||
;; there's a suffix, so we can collapse to a single string:
|
|
||||||
`(lib ,(string-join (append (cddr s)
|
|
||||||
(list (cadr s)))
|
|
||||||
"/"))
|
|
||||||
;; No suffix, so we must keep the old style:
|
|
||||||
s)))
|
|
||||||
|
|
||||||
(define (normalize-planet s)
|
|
||||||
(cond
|
|
||||||
[(symbol? (cadr s))
|
|
||||||
;; normalize via string form:
|
|
||||||
(normalize-planet `(planet ,(symbol->string (cadr s))))]
|
|
||||||
[(null? (cddr s))
|
|
||||||
;; normalize to long form:
|
|
||||||
(let* ([strs (regexp-split #rx"/" (cadr s))])
|
|
||||||
(let ([owner (car strs)]
|
|
||||||
[pkg+vers (regexp-split #rx":" (cadr strs))]
|
|
||||||
[path (cddr strs)])
|
|
||||||
`(planet ,(if (null? path)
|
|
||||||
"main.ss"
|
|
||||||
(let ([str (car (last-pair path))])
|
|
||||||
(if (regexp-match? #rx"[.]" str)
|
|
||||||
str
|
|
||||||
(string-append str ".ss"))))
|
|
||||||
(,owner
|
|
||||||
,(string-append (car pkg+vers) ".plt")
|
|
||||||
,@(if (null? (cdr pkg+vers))
|
|
||||||
null
|
|
||||||
`(,(string->number (cadr pkg+vers))
|
|
||||||
. ,(if (null? (cddr pkg+vers))
|
|
||||||
null
|
|
||||||
(list
|
|
||||||
(let ([vers (caddr pkg+vers)])
|
|
||||||
(cond
|
|
||||||
[(regexp-match? #rx"<=" vers)
|
|
||||||
`(- ,(string->number (substring vers 2)))]
|
|
||||||
[(regexp-match? #rx">=" vers)
|
|
||||||
(string->number (substring vers 2))]
|
|
||||||
[(regexp-match? #rx"=" vers)
|
|
||||||
`(= ,(string->number (substring vers 1)))]
|
|
||||||
[(regexp-match #rx"(.*)-(.*)" vers)
|
|
||||||
=> (lambda (m)
|
|
||||||
`(,(string->number (cadr m))
|
|
||||||
,(string->number (caddr m))))]
|
|
||||||
[(string->number vers)
|
|
||||||
=> (lambda (n) n)]
|
|
||||||
[else (error 'collapse-module-path
|
|
||||||
"confused when normalizing planet path: ~e"
|
|
||||||
s)])))))))
|
|
||||||
,@(if (null? path)
|
|
||||||
null
|
|
||||||
(reverse (cdr (reverse path)))))))]
|
|
||||||
[else
|
|
||||||
;; Long form is the normal form, but see if we need to split up the
|
|
||||||
;; path elements:
|
|
||||||
(let ([base (cadr s)]
|
|
||||||
[rest (cdddr s)]
|
|
||||||
[split? (lambda (s)
|
|
||||||
(regexp-match? #rx"/" s))])
|
|
||||||
(if (or (split? base)
|
|
||||||
(ormap split? rest))
|
|
||||||
;; need to split some paths:
|
|
||||||
(let ([split (lambda (s)
|
|
||||||
(regexp-split #rx"/" s))])
|
|
||||||
(let ([bases (split base)]
|
|
||||||
[rests (map split rest)])
|
|
||||||
(list* (car s)
|
|
||||||
(last bases)
|
|
||||||
(caddr s)
|
|
||||||
(append
|
|
||||||
(apply append rests)
|
|
||||||
(drop-right bases 1)))))
|
|
||||||
;; already in normal form:
|
|
||||||
s))]))
|
|
||||||
|
|
||||||
(cond [(string? s)
|
|
||||||
;; Parse Unix-style relative path string
|
|
||||||
(combine-relative-elements (explode-relpath-string s))]
|
|
||||||
[(symbol? s)
|
|
||||||
;; Convert to `lib' form:
|
|
||||||
(normalize-lib `(lib ,(symbol->string s)))]
|
|
||||||
[(and (or (not (pair? s)) (not (list? s))) (not (path? s)))
|
|
||||||
#f]
|
|
||||||
[(or (path? s) (eq? (car s) 'file))
|
|
||||||
(let ([p (if (path? s) s (cadr s))])
|
|
||||||
(if (absolute-path? p)
|
|
||||||
s
|
|
||||||
(let loop ([p p] [elements null])
|
|
||||||
(let-values ([(base name dir?) (split-path p)])
|
|
||||||
(cond [(eq? base 'relative)
|
|
||||||
(combine-relative-elements (cons name elements))]
|
|
||||||
[else (loop base (cons name elements))])))))]
|
|
||||||
[(eq? (car s) 'lib) (normalize-lib s)]
|
|
||||||
[(eq? (car s) 'planet) (normalize-planet s)]
|
|
||||||
[(eq? (car s) 'quote) s]
|
|
||||||
[else #f]))
|
|
||||||
|
|
||||||
(define (collapse-module-path-index mpi relto-mp)
|
|
||||||
(let-values ([(path base) (module-path-index-split mpi)])
|
|
||||||
(if path
|
|
||||||
(collapse-module-path
|
|
||||||
path
|
|
||||||
(if base
|
|
||||||
(collapse-module-path-index base relto-mp)
|
|
||||||
relto-mp))
|
|
||||||
relto-mp)))
|
|
||||||
|
|
||||||
(define simple-rel-to-module-path-v/c
|
(define simple-rel-to-module-path-v/c
|
||||||
(or/c (and/c module-path?
|
(or/c (and/c module-path?
|
||||||
|
|
@ -283,4 +23,4 @@
|
||||||
. -> . simple-rel-to-module-path-v/c)]
|
. -> . simple-rel-to-module-path-v/c)]
|
||||||
[collapse-module-path-index ((or/c symbol? module-path-index?)
|
[collapse-module-path-index ((or/c symbol? module-path-index?)
|
||||||
rel-to-module-path-v/c
|
rel-to-module-path-v/c
|
||||||
. -> . simple-rel-to-module-path-v/c)]))
|
. -> . simple-rel-to-module-path-v/c)])
|
||||||
|
|
@ -1,7 +1,6 @@
|
||||||
|
|
||||||
(module modresolve mzscheme
|
(module modresolve mzscheme
|
||||||
(require mzlib/list
|
(require mzlib/list
|
||||||
mzlib/contract
|
|
||||||
"private/modhelp.ss")
|
"private/modhelp.ss")
|
||||||
|
|
||||||
(define (force-relto relto dir?)
|
(define (force-relto relto dir?)
|
||||||
|
|
@ -66,6 +65,10 @@
|
||||||
[relto relto]
|
[relto relto]
|
||||||
[else #f]))
|
[else #f]))
|
||||||
|
|
||||||
|
(provide resolve-module-path-index
|
||||||
|
resolve-module-path)
|
||||||
|
#;
|
||||||
|
(begin
|
||||||
(define rel-to-path-string/thunk/#f
|
(define rel-to-path-string/thunk/#f
|
||||||
(or/c path-string? (-> path-string?) false/c))
|
(or/c path-string? (-> path-string?) false/c))
|
||||||
|
|
||||||
|
|
@ -74,4 +77,4 @@
|
||||||
. -> . (or/c path? symbol?))]
|
. -> . (or/c path? symbol?))]
|
||||||
[resolve-module-path-index ((or/c symbol? module-path-index?)
|
[resolve-module-path-index ((or/c symbol? module-path-index?)
|
||||||
rel-to-path-string/thunk/#f
|
rel-to-path-string/thunk/#f
|
||||||
. -> . (or/c path? symbol?))]))
|
. -> . (or/c path? symbol?))])))
|
||||||
|
|
|
||||||
272
collects/syntax/private/modcollapse-noctc.ss
Normal file
272
collects/syntax/private/modcollapse-noctc.ss
Normal file
|
|
@ -0,0 +1,272 @@
|
||||||
|
#lang scheme/base
|
||||||
|
|
||||||
|
#|
|
||||||
|
|
||||||
|
This file is used by the contract system's
|
||||||
|
implementation, so it does not have contracts.
|
||||||
|
Use syntax/modcollapse instead.
|
||||||
|
|
||||||
|
|#
|
||||||
|
|
||||||
|
(require scheme/string
|
||||||
|
scheme/list
|
||||||
|
"modhelp.ss")
|
||||||
|
|
||||||
|
(define (collapse-module-path s relto-mp)
|
||||||
|
;; relto-mp should be a path, '(lib relative-path collection) or symbol,
|
||||||
|
;; or '(file path) or a thunk that produces one of those
|
||||||
|
|
||||||
|
;; Used for 'lib paths, so it's always Unix-style
|
||||||
|
(define (attach-to-relative-path-string elements relto)
|
||||||
|
(let ([elem-str
|
||||||
|
(substring
|
||||||
|
(apply string-append
|
||||||
|
(map (lambda (i)
|
||||||
|
(string-append
|
||||||
|
"/"
|
||||||
|
(cond [(bytes? i) (bytes->string/locale i)]
|
||||||
|
[(path? i) (path->string i)]
|
||||||
|
[(eq? i 'up) ".."]
|
||||||
|
[else i])))
|
||||||
|
(filter (lambda (x) (not (eq? x 'same)))
|
||||||
|
elements)))
|
||||||
|
1)])
|
||||||
|
(if (or (regexp-match #rx"^[.]/+[^/]*" relto)
|
||||||
|
(not (regexp-match #rx"/" relto)))
|
||||||
|
elem-str
|
||||||
|
(let ([m (regexp-match #rx"^(.*/)/*[^/]*$" relto)])
|
||||||
|
(string-append (cadr m) elem-str)))))
|
||||||
|
|
||||||
|
(define (simpler-relpath path)
|
||||||
|
(let loop ([s (regexp-replace* #px"(?<![.])[.]/" path "")])
|
||||||
|
(let ([s2 (regexp-replace #rx"([^/.]*)/[.][.]/" s "")])
|
||||||
|
(if (equal? s s2)
|
||||||
|
s
|
||||||
|
(loop s2)))))
|
||||||
|
|
||||||
|
(define (add-main s)
|
||||||
|
(if (regexp-match #rx"[.][^/]*$" s)
|
||||||
|
s
|
||||||
|
(string-append s "/main.ss")))
|
||||||
|
|
||||||
|
(define (combine-relative-elements elements)
|
||||||
|
|
||||||
|
(define (extract-base relto)
|
||||||
|
(let-values ([(base n d?) (split-path relto)])
|
||||||
|
(if (eq? base 'relative)
|
||||||
|
'same
|
||||||
|
(if (not base)
|
||||||
|
relto ; strange case: relto is a root directory
|
||||||
|
base))))
|
||||||
|
|
||||||
|
;; Used for 'file paths, so it's platform specific:
|
||||||
|
(define (attach-to-relative-path relto)
|
||||||
|
(apply build-path
|
||||||
|
(extract-base relto)
|
||||||
|
(map (lambda (i) (if (bytes? i) (bytes->path i) i))
|
||||||
|
elements)))
|
||||||
|
|
||||||
|
(when (procedure? relto-mp) (set! relto-mp (relto-mp)))
|
||||||
|
(when (symbol? relto-mp) (set! relto-mp `(lib ,(symbol->string relto-mp))))
|
||||||
|
(cond
|
||||||
|
[(or (path? relto-mp) (and (string? relto-mp) (ormap path? elements)))
|
||||||
|
(apply build-path
|
||||||
|
(extract-base relto-mp)
|
||||||
|
(map (lambda (x) (if (bytes? x) (bytes->path x) x))
|
||||||
|
elements))]
|
||||||
|
[(string? relto-mp)
|
||||||
|
(bytes->string/locale
|
||||||
|
(apply
|
||||||
|
bytes-append
|
||||||
|
(cond [(regexp-match #rx#"^(.*)/[^/]*$"
|
||||||
|
(string->bytes/locale relto-mp))
|
||||||
|
=> cadr]
|
||||||
|
[else #"."])
|
||||||
|
(map (lambda (e)
|
||||||
|
(cond [(eq? e 'same) #"/."]
|
||||||
|
[(eq? e 'up) #"/.."]
|
||||||
|
[else (bytes-append
|
||||||
|
#"/" (if (path? e) (path->bytes e) e))]))
|
||||||
|
elements)))]
|
||||||
|
[(eq? (car relto-mp) 'file)
|
||||||
|
(let ([path ((if (ormap path? elements) values path->string)
|
||||||
|
(attach-to-relative-path (cadr relto-mp)))])
|
||||||
|
(if (path? path) path `(file ,path)))]
|
||||||
|
[(eq? (car relto-mp) 'lib)
|
||||||
|
(let ([relto-mp (if (null? (cddr relto-mp))
|
||||||
|
;; old style => add 'mzlib
|
||||||
|
;; new style => add main.ss or split
|
||||||
|
(let ([m (regexp-match-positions #rx"[/]" (cadr relto-mp))])
|
||||||
|
(if m
|
||||||
|
;; new style: split
|
||||||
|
`(lib ,(substring (cadr relto-mp) (cdar m))
|
||||||
|
,(substring (cadr relto-mp) 0 (caar m)))
|
||||||
|
(if (regexp-match? #rx"[.]" (cadr relto-mp))
|
||||||
|
;; old style:
|
||||||
|
`(lib ,(cadr relto-mp) "mzlib")
|
||||||
|
;; new style, add "main.ss":
|
||||||
|
`(lib "main.ss" ,(cadr relto-mp)))))
|
||||||
|
;; already has at least two parts:
|
||||||
|
relto-mp)])
|
||||||
|
(let ([path (attach-to-relative-path-string
|
||||||
|
elements (apply string-append
|
||||||
|
(append
|
||||||
|
(map (lambda (s)
|
||||||
|
(string-append s "/"))
|
||||||
|
(cddr relto-mp))
|
||||||
|
(list (cadr relto-mp)))))])
|
||||||
|
(let ([simpler (simpler-relpath path)])
|
||||||
|
(let ([m (regexp-match #rx"^(.*)/([^/]*)$" simpler)])
|
||||||
|
(if m
|
||||||
|
(normalize-lib `(lib ,(caddr m) ,(cadr m)))
|
||||||
|
(error 'combine-relative-elements
|
||||||
|
"relative path escapes collection: ~s relative to ~s"
|
||||||
|
elements relto-mp))))))]
|
||||||
|
[(eq? (car relto-mp) 'planet)
|
||||||
|
(let ([relto-mp
|
||||||
|
;; make sure relto-mp is in long form:
|
||||||
|
(if (null? (cddr relto-mp))
|
||||||
|
(normalize-planet relto-mp)
|
||||||
|
relto-mp)])
|
||||||
|
(let ([pathstr (simpler-relpath
|
||||||
|
(attach-to-relative-path-string
|
||||||
|
elements
|
||||||
|
(apply string-append
|
||||||
|
(append
|
||||||
|
(map (lambda (s)
|
||||||
|
(string-append s "/"))
|
||||||
|
(cdddr relto-mp))
|
||||||
|
(list (cadr relto-mp))))))])
|
||||||
|
(normalize-planet `(planet ,pathstr ,(caddr relto-mp)))))]
|
||||||
|
[else (error 'combine-relative-elements
|
||||||
|
"don't know how to deal with: ~s" relto-mp)]))
|
||||||
|
|
||||||
|
(define (normalize-lib s)
|
||||||
|
(if (null? (cddr s))
|
||||||
|
;; single-string version:
|
||||||
|
(let ([e (cadr s)])
|
||||||
|
(cond
|
||||||
|
[(regexp-match? #rx"[.]" e)
|
||||||
|
;; It has a suffix:
|
||||||
|
(if (regexp-match? #rx"/" e)
|
||||||
|
;; It has a path, so it's fine:
|
||||||
|
s
|
||||||
|
;; No path, so add "mzlib/":
|
||||||
|
`(lib ,(string-append "mzlib/" e)))]
|
||||||
|
[(regexp-match? #rx"/" e)
|
||||||
|
;; It has a separator, so add a suffix:
|
||||||
|
`(lib ,(string-append e ".ss"))]
|
||||||
|
[else
|
||||||
|
;; No separator or suffix, so add "/main.ss":
|
||||||
|
`(lib ,(string-append e "/main.ss"))]))
|
||||||
|
;; multi-string version:
|
||||||
|
(if (regexp-match? #rx"[.]" (cadr s))
|
||||||
|
;; there's a suffix, so we can collapse to a single string:
|
||||||
|
`(lib ,(string-join (append (cddr s)
|
||||||
|
(list (cadr s)))
|
||||||
|
"/"))
|
||||||
|
;; No suffix, so we must keep the old style:
|
||||||
|
s)))
|
||||||
|
|
||||||
|
(define (normalize-planet s)
|
||||||
|
(cond
|
||||||
|
[(symbol? (cadr s))
|
||||||
|
;; normalize via string form:
|
||||||
|
(normalize-planet `(planet ,(symbol->string (cadr s))))]
|
||||||
|
[(null? (cddr s))
|
||||||
|
;; normalize to long form:
|
||||||
|
(let* ([strs (regexp-split #rx"/" (cadr s))])
|
||||||
|
(let ([owner (car strs)]
|
||||||
|
[pkg+vers (regexp-split #rx":" (cadr strs))]
|
||||||
|
[path (cddr strs)])
|
||||||
|
`(planet ,(if (null? path)
|
||||||
|
"main.ss"
|
||||||
|
(let ([str (last path)])
|
||||||
|
(if (regexp-match? #rx"[.]" str)
|
||||||
|
str
|
||||||
|
(string-append str ".ss"))))
|
||||||
|
(,owner
|
||||||
|
,(string-append (car pkg+vers) ".plt")
|
||||||
|
,@(if (null? (cdr pkg+vers))
|
||||||
|
null
|
||||||
|
`(,(string->number (cadr pkg+vers))
|
||||||
|
. ,(if (null? (cddr pkg+vers))
|
||||||
|
null
|
||||||
|
(list
|
||||||
|
(let ([vers (caddr pkg+vers)])
|
||||||
|
(cond
|
||||||
|
[(regexp-match? #rx"<=" vers)
|
||||||
|
`(- ,(string->number (substring vers 2)))]
|
||||||
|
[(regexp-match? #rx">=" vers)
|
||||||
|
(string->number (substring vers 2))]
|
||||||
|
[(regexp-match? #rx"=" vers)
|
||||||
|
`(= ,(string->number (substring vers 1)))]
|
||||||
|
[(regexp-match #rx"(.*)-(.*)" vers)
|
||||||
|
=> (lambda (m)
|
||||||
|
`(,(string->number (cadr m))
|
||||||
|
,(string->number (caddr m))))]
|
||||||
|
[(string->number vers)
|
||||||
|
=> (lambda (n) n)]
|
||||||
|
[else (error 'collapse-module-path
|
||||||
|
"confused when normalizing planet path: ~e"
|
||||||
|
s)])))))))
|
||||||
|
,@(if (null? path)
|
||||||
|
null
|
||||||
|
(reverse (cdr (reverse path)))))))]
|
||||||
|
[else
|
||||||
|
;; Long form is the normal form, but see if we need to split up the
|
||||||
|
;; path elements:
|
||||||
|
(let ([base (cadr s)]
|
||||||
|
[rest (cdddr s)]
|
||||||
|
[split? (lambda (s)
|
||||||
|
(regexp-match? #rx"/" s))])
|
||||||
|
(if (or (split? base)
|
||||||
|
(ormap split? rest))
|
||||||
|
;; need to split some paths:
|
||||||
|
(let ([split (lambda (s)
|
||||||
|
(regexp-split #rx"/" s))])
|
||||||
|
(let ([bases (split base)]
|
||||||
|
[rests (map split rest)])
|
||||||
|
(list* (car s)
|
||||||
|
(last bases)
|
||||||
|
(caddr s)
|
||||||
|
(append
|
||||||
|
(apply append rests)
|
||||||
|
(drop-right bases 1)))))
|
||||||
|
;; already in normal form:
|
||||||
|
s))]))
|
||||||
|
|
||||||
|
(cond [(string? s)
|
||||||
|
;; Parse Unix-style relative path string
|
||||||
|
(combine-relative-elements (explode-relpath-string s))]
|
||||||
|
[(symbol? s)
|
||||||
|
;; Convert to `lib' form:
|
||||||
|
(normalize-lib `(lib ,(symbol->string s)))]
|
||||||
|
[(and (or (not (pair? s)) (not (list? s))) (not (path? s)))
|
||||||
|
#f]
|
||||||
|
[(or (path? s) (eq? (car s) 'file))
|
||||||
|
(let ([p (if (path? s) s (cadr s))])
|
||||||
|
(if (absolute-path? p)
|
||||||
|
s
|
||||||
|
(let loop ([p p] [elements null])
|
||||||
|
(let-values ([(base name dir?) (split-path p)])
|
||||||
|
(cond [(eq? base 'relative)
|
||||||
|
(combine-relative-elements (cons name elements))]
|
||||||
|
[else (loop base (cons name elements))])))))]
|
||||||
|
[(eq? (car s) 'lib) (normalize-lib s)]
|
||||||
|
[(eq? (car s) 'planet) (normalize-planet s)]
|
||||||
|
[(eq? (car s) 'quote) s]
|
||||||
|
[else #f]))
|
||||||
|
|
||||||
|
(define (collapse-module-path-index mpi relto-mp)
|
||||||
|
(let-values ([(path base) (module-path-index-split mpi)])
|
||||||
|
(if path
|
||||||
|
(collapse-module-path
|
||||||
|
path
|
||||||
|
(if base
|
||||||
|
(collapse-module-path-index base relto-mp)
|
||||||
|
relto-mp))
|
||||||
|
relto-mp)))
|
||||||
|
|
||||||
|
(provide collapse-module-path
|
||||||
|
collapse-module-path-index)
|
||||||
|
|
@ -1,6 +1,4 @@
|
||||||
|
#lang scheme/base
|
||||||
(module modhelp mzscheme
|
|
||||||
(require mzlib/string)
|
|
||||||
|
|
||||||
(provide explode-relpath-string
|
(provide explode-relpath-string
|
||||||
module-path-v?
|
module-path-v?
|
||||||
|
|
@ -19,5 +17,4 @@
|
||||||
|
|
||||||
(define (module-path-v? v)
|
(define (module-path-v? v)
|
||||||
(or (path? v)
|
(or (path? v)
|
||||||
(module-path? v))))
|
(module-path? v)))
|
||||||
|
|
||||||
Loading…
Reference in New Issue
Block a user