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refactor file-utils

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pull/155/head
Matthew Butterick 7 years ago
parent e3d872f79a
commit aa8313058d
2 changed files with 92 additions and 93 deletions
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135
pollen/private/file-utils.rkt
Unescape Escape View File

@ -29,9 +29,9 @@
;; but have a textual representation separate from their display.
(define+provide (sourceish? x)
;(any/c . -> . coerce/boolean?)
(define sourceish-extensions (list "svg"))
(with-handlers ([exn:fail? (λ (e) #f)])
(and (member (get-ext x) sourceish-extensions) #t)))
(define sourceish-extensions '("svg"))
(for/or ([ext (in-list sourceish-extensions)])
(equal? (get-ext x) ext)))
(module-test-external
(check-true (sourceish? "foo.svg"))
@ -52,18 +52,10 @@
(define (paths? x) (and (list? x) (andmap path? x)))
(define (complete-paths? x) (and (list? x) (andmap complete-path? x)))
(define+provide (path-visible? path)
;; make paths absolute to test whether files exist,
;; then convert back to relative
(not (regexp-match #rx"^\\." (path->string path))))
(define+provide (visible-files dir)
(let ([dir (->path dir)])
(filter path-visible?
(map (λ (p) (find-relative-path dir p))
(filter file-exists?
(directory-list dir #:build? #t))))))
(define+provide (escape-last-ext x [escape-char (setup:extension-escape-char)])
;((pathish?) (char?) . ->* . coerce/path?)
@ -87,7 +79,7 @@
(define+provide (unescape-ext x [escape-char (setup:extension-escape-char)])
;((coerce/string?) (char?) . ->* . coerce/path?)
;; if x has an escaped extension, unescape it.
(define-values (base name dir?) (split-path x))
(define-values (base _ dir?) (split-path x))
(->path
(cond
[dir? x]
@ -152,109 +144,115 @@
(check-false (has-inner-poly-ext? "foo.poly"))
(check-false (has-inner-poly-ext? "foo.wrong.pm")))
(define-syntax (make-source-utility-functions stx)
(define-syntax (define-utility-functions stx)
(syntax-case stx ()
[(_ stem)
(with-syntax ([setup:stem-source-ext (format-id stx "setup:~a-source-ext" #'stem)]
[stem-source? (format-id stx "~a-source?" #'stem)]
[get-stem-source (format-id stx "get-~a-source" #'stem)]
[has/is-stem-source? (format-id stx "has/is-~a-source?" #'stem)]
[->stem-source-path (format-id stx "->~a-source-path" #'stem)]
[->stem-source-paths (format-id stx "->~a-source-paths" #'stem)]
[->stem-source+output-paths (format-id stx "->~a-source+output-paths" #'stem)])
[(_ STEM)
(with-syntax ([SETUP:STEM-SOURCE-EXT (format-id stx "setup:~a-source-ext" #'STEM)]
[STEM-SOURCE? (format-id stx "~a-source?" #'STEM)]
[GET-STEM-SOURCE (format-id stx "get-~a-source" #'STEM)]
[HAS/IS-STEM-SOURCE? (format-id stx "has/is-~a-source?" #'STEM)]
[->STEM-SOURCE-PATH (format-id stx "->~a-source-path" #'STEM)]
[->STEM-SOURCE-PATHS (format-id stx "->~a-source-paths" #'STEM)]
[->STEM-SOURCE+OUTPUT-PATHS (format-id stx "->~a-source+output-paths" #'STEM)])
#`(begin
;; does file have particular extension
(define+provide/contract (stem-source? x)
(define+provide/contract (STEM-SOURCE? x)
(any/c . -> . boolean?)
(and (pathish? x) (has-ext? (->path x) (setup:stem-source-ext)) #t))
(and (pathish? x) (has-ext? (->path x) (SETUP:STEM-SOURCE-EXT)) #t))
;; non-theoretical: want the first possible source that exists in the filesystem
(define+provide/contract (get-stem-source x)
(define+provide/contract (GET-STEM-SOURCE x)
(coerce/path? . -> . (or/c #f path?))
(let ([source-paths (->stem-source-paths x)])
(and source-paths (for/first ([sp (in-list source-paths)]
(define source-paths (or (->STEM-SOURCE-PATHS x) null))
(for/first ([sp (in-list source-paths)]
#:when (file-exists? sp))
sp))))
sp))
;; it's a file-ext source file, or a file that's the result of a file-ext source
(define+provide (has/is-stem-source? x)
(->boolean (and (pathish? x) (ormap (λ (proc) (proc (->path x))) (list stem-source? get-stem-source)))))
(define+provide (HAS/IS-STEM-SOURCE? x)
(->boolean (and (pathish? x) (ormap (λ (proc) (proc (->path x))) (list STEM-SOURCE? GET-STEM-SOURCE)))))
;; get first possible source path (does not check filesystem)
(define+provide/contract (->stem-source-path x)
(define+provide/contract (->STEM-SOURCE-PATH x)
(pathish? . -> . (or/c #f path?))
(define paths (->stem-source-paths x))
(define paths (->STEM-SOURCE-PATHS x))
(and paths (car paths)))
;; get all possible source paths (does not check filesystem)
(define (->stem-source-paths x)
(define results (if (stem-source? x)
(define (->STEM-SOURCE-PATHS x)
(define results
(if (STEM-SOURCE? x)
(list x) ; already has the source extension
#,(if (eq? (syntax->datum #'stem) 'scribble)
#,(if (eq? (syntax->datum #'STEM) 'scribble)
#'(if (x . has-ext? . 'html) ; different logic for scribble sources
(list (add-ext (remove-ext* x) (setup:stem-source-ext)))
(list (add-ext (remove-ext* x) (SETUP:STEM-SOURCE-EXT)))
#f)
#'(let ([x-ext (get-ext x)]
[source-ext (setup:stem-source-ext)])
(append
(list (add-ext x source-ext)) ; standard
[source-ext (SETUP:STEM-SOURCE-EXT)])
(cons
(add-ext x source-ext) ; standard
(if x-ext ; has existing ext, therefore needs escaped version
(append
(list (add-ext (escape-last-ext x) source-ext))
(cons
(add-ext (escape-last-ext x) source-ext)
(if (ext-in-poly-targets? x-ext x) ; needs multi + escaped multi
(let ([x-multi (add-ext (remove-ext x) (setup:poly-source-ext))])
(list
(add-ext x-multi (setup:stem-source-ext))
(add-ext x-multi (SETUP:STEM-SOURCE-EXT))
(add-ext (escape-last-ext x-multi) source-ext)))
null))
null))))))
(and results (map ->path results)))
;; coerce either a source or output file to both
(define+provide (->stem-source+output-paths path)
(define+provide (->STEM-SOURCE+OUTPUT-PATHS path)
;(pathish? . -> . (values path? path?))
;; get the real source path if available, otherwise a theoretical path
(values (->complete-path (or (get-stem-source path) (->stem-source-path path)))
(values (->complete-path (or (GET-STEM-SOURCE path) (->STEM-SOURCE-PATH path)))
(->complete-path (->output-path path))))))]))
(make-source-utility-functions preproc)
(define-utility-functions preproc)
(define-utility-functions null)
(define-utility-functions pagetree)
(define-utility-functions markup)
(define-utility-functions markdown)
(define-utility-functions scribble)
(define+provide (->source+output-paths source-or-output-path)
;(complete-path? . -> . (values complete-path? complete-path?))
;; file-proc returns two values, but ormap only wants one
(define file-proc (ormap (λ (test file-proc) (and (test source-or-output-path) file-proc))
(list has/is-null-source? has/is-preproc-source? has/is-markup-source? has/is-scribble-source? has/is-markdown-source? )
(list ->null-source+output-paths ->preproc-source+output-paths ->markup-source+output-paths ->scribble-source+output-paths ->markdown-source+output-paths )))
(define tests (list
has/is-null-source?
has/is-preproc-source?
has/is-markup-source?
has/is-scribble-source?
has/is-markdown-source?))
(define file-procs (list ->null-source+output-paths
->preproc-source+output-paths
->markup-source+output-paths
->scribble-source+output-paths
->markdown-source+output-paths))
(define file-proc (for/first ([test (in-list tests)]
[file-proc (in-list file-procs)]
#:when (test source-or-output-path))
file-proc))
(file-proc source-or-output-path))
(module-test-internal
(require sugar/coerce)
(check-equal? (->preproc-source-paths (->path "foo.pp")) (list (->path "foo.pp")))
(check-equal? (->preproc-source-paths (->path "foo.html")) (list (->path "foo.html.pp") (->path "foo_html.pp")
(->path "foo.poly.pp") (->path "foo_poly.pp")))
(check-equal? (->preproc-source-paths "foo") (list (->path "foo.pp")))
(check-equal? (->preproc-source-paths 'foo) (list (->path "foo.pp"))))
(make-source-utility-functions null)
(make-source-utility-functions pagetree)
(check-equal? (->preproc-source-paths 'foo) (list (->path "foo.pp")))
(make-source-utility-functions markup)
(module-test-internal
(require sugar/coerce)
(check-equal? (->markup-source-paths (->path "foo.pm")) (list (->path "foo.pm")))
(check-equal? (->markup-source-paths (->path "foo.html")) (list (->path "foo.html.pm") (->path "foo_html.pm")
(->path "foo.poly.pm") (->path "foo_poly.pm")))
(check-equal? (->markup-source-paths "foo") (list (->path "foo.pm")))
(check-equal? (->markup-source-paths 'foo) (list (->path "foo.pm"))))
(check-equal? (->markup-source-paths 'foo) (list (->path "foo.pm")))
(make-source-utility-functions markdown)
(module-test-internal
(require sugar/coerce)
(check-equal? (->markdown-source-paths (->path "foo.pmd")) (list (->path "foo.pmd")))
(check-equal? (->markdown-source-paths (->path "foo.html")) (list (->path "foo.html.pmd") (->path "foo_html.pmd")
(->path "foo.poly.pmd") (->path "foo_poly.pmd")))
@ -262,7 +260,6 @@
(check-equal? (->markdown-source-paths 'foo) (list (->path "foo.pmd"))))
(make-source-utility-functions scribble)
(define+provide/contract (get-source path)
@ -320,7 +317,7 @@
(define+provide (omitted-path? file)
(ormap (λ (proc) (proc file)) (list
(for/or ([proc (in-list (list
preproc-source?
markup-source?
markdown-source?
@ -330,9 +327,11 @@
racket-source?
special-path?
(setup:omitted-path?)
(setup:unpublished-path?)))) ; deprecated name
(setup:unpublished-path?)))])
(proc file)))
(define+provide (extra-path? file)
(ormap (λ (proc) (proc file)) (list
(for/or ([proc (in-list (list
(setup:extra-path?)
(setup:extra-published-path?)))) ; deprecated name
(setup:extra-published-path?)))])
(proc file)))

2
pollen/private/ts.rktd
Unescape Escape View File

@ -1 +1 @@
1502138073
1502139238

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