mirror of
https://github.com/ashinn/chibi-scheme.git
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including example output in (chibi doc), translate ansi escape
This commit is contained in:
Alex Shinn
parent
5fe3ad766f
commit
c23bfbc2f6
3 changed files with 124 additions and 10 deletions
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@ -25,4 +25,15 @@
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(index (if (pair? o) (car o) 0))
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(acc knil))
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(f p index fk)))))
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(test "hello" (ansi->sxml "hello"))
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(test '(span "[ " (span (@ (style . "color:red")) "FAIL") "]")
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(ansi->sxml "[ \x1B;[31mFAIL\x1B;[39m]"))
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(test '(span (u "under " (span (@ (style . "color:red")) "red") " line"))
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(ansi->sxml "\x1B;[4munder \x1B;[31mred\x1B;[39m line\x1B;[24m"))
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(test '(span "plain "
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(u "under "
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(span (@ (style . "color:red")) "red")
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" line"))
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(ansi->sxml
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"plain \x1B;[4munder \x1B;[31mred\x1B;[39m line\x1B;[24m"))
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(test-end))))
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@ -79,6 +79,95 @@
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(define (sxml->sexp-list x)
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(call-with-input-string (sxml-strip x) port->sexp-list))
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;;> Replace ansi escape sequences in a \var{str} with the corresponding sxml.
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(define (ansi->sxml str)
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;; TODO: ick
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(let ((start (string-cursor-start str))
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(end (string-cursor-end str)))
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(let lp1 ((from start)
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(to start)
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(res '()))
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(define (lookup str)
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(case (string->number str)
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((0) '/) ((1) 'b) ((3) 'i) ((4) 'u) ((9) 's)
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((22) '/b) ((23) '/i) ((24) '/u) ((29) '/s)
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((30) 'black) ((31) 'red) ((32) 'green) ((33) 'yellow)
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((34) 'blue) ((35) 'magenta) ((36) 'cyan) ((37) 'white)
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((39) '/color)
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(else #f)))
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(define (collect from to res)
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(if (string-cursor<? from to)
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(cons (substring-cursor str from to) res)
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res))
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(define (finish)
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(let ((ls (reverse (collect from to res))))
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(if (and (= 1 (length ls)) (string? (car ls)))
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(car ls)
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(let lp1 ((ls ls) (cur '()) (res '()))
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(define (close to)
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(let lp2 ((ls cur) (tmp '()))
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(cond
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((null? ls)
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(list '() `(,@(reverse tmp) ,@res)))
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((eq? to (car ls))
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(list (cdr ls) `((,to ,@tmp) ,@res)))
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((and (eq? to 'color) (memq (car ls) '(b i u s)))
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;; color close came to an open non-color
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;; back off and leave this open
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(let ((s `(,(car ls) ,@(take-while string? tmp)))
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(tmp (drop-while string? tmp)))
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(list `(,@(reverse tmp) ,@(reverse s)) res)))
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((symbol? (car ls))
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(lp2 (cdr ls) `((,(car ls) ,@(reverse tmp)))))
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((and (pair? (car ls)) (eq? 'color to))
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(lp2 (cdr ls) `((,@(car ls) ,@(reverse tmp)))))
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((pair? (car ls))
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(lp2 (cdr ls) `(,(car ls) ,@(reverse tmp))))
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(else
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(lp2 (cdr ls) `(,(car ls) ,@tmp))))))
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(cond
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((null? ls)
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`(span ,@(reverse (cadr (close #f)))))
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((and (string? (car ls)) (pair? cur))
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(lp1 (cdr ls) (cons (car ls) cur) res))
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((string? (car ls))
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(lp1 (cdr ls) cur (cons (car ls) res)))
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(else
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(case (car ls)
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((b i u s) (lp1 (cdr ls) (cons (car ls) cur) res))
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((/b) (apply lp1 (cdr ls) (close 'b)))
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((/i) (apply lp1 (cdr ls) (close 'i)))
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((/u) (apply lp1 (cdr ls) (close 'u)))
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((/s) (apply lp1 (cdr ls) (close 's)))
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((/) (apply lp1 (cdr ls) (close 'all)))
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((/color) (apply lp1 (cdr ls) (close 'color)))
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(else
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(let ((style (string-append "color:"
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(symbol->string (car ls)))))
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(lp1 (cdr ls)
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(cons `(span (@ (style . ,style))) cur)
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res))))))))))
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(if (string-cursor>=? to end)
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(finish)
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(let ((c (string-cursor-ref str to))
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(sc2 (string-cursor-next str to)))
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(if (and (= 27 (char->integer c))
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(string-cursor<? sc2 end)
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(eqv? #\[ (string-cursor-ref str sc2)))
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(let ((sc3 (string-cursor-next str sc2)))
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(let lp2 ((sc4 sc3))
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(if (string-cursor>=? sc4 end)
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(finish)
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(let ((c2 (string-cursor-ref str sc4))
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(sc5 (string-cursor-next str sc4)))
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(if (eqv? #\m c2)
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(let ((code (lookup
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(substring-cursor str sc3 sc4)))
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(res (collect from to res)))
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(lp1 sc5 sc5 (if code (cons code res) res)))
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(lp2 sc5))))))
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(lp1 from sc2 res)))))))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;> Extract the literate Scribble docs for module \var{mod-name} and
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@ -274,14 +363,25 @@
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(force (or (env-ref env 'example-env) (current-environment)))))
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`(div
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,(expand-codeblock `(,(car x) language: scheme ,@(cdr x)) env)
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(code
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(div (@ (class . "result"))
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,(call-with-output-string
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(lambda (out)
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(protect (exn (#t (print-exception exn out)))
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(let ((res (eval expr example-env)))
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(display "=> " out)
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(write res out))))))))))
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,(let* ((res-out (open-output-string))
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(tmp-out (open-output-string))
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(tmp-err (open-output-string))
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(res (parameterize ((current-output-port tmp-out)
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(current-error-port tmp-err))
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(protect (exn (#t (print-exception exn tmp-err)))
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(eval expr example-env)))))
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(display "=> " res-out)
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(write res res-out)
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(let ((res-str (get-output-string res-out))
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(out-str (get-output-string tmp-out))
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(err-str (get-output-string tmp-err)))
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`(,@(if (string-null? out-str)
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'()
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`((div (@ (class . "output")) ,(ansi->sxml out-str))))
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,@(if (string-null? err-str)
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'()
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`((div (@ (class . "error")) ,(ansi->sxml err-str))))
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(div (@ (class . "result")) (code ,res-str))))))))
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(define (expand-example-import x env)
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(eval `(import ,@(cdr x))
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@ -385,6 +485,8 @@ div#main {position: absolute; top: 0; left: 200px; width: 540px; height: 100%}
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div#notes {position: relative; top: 2em; left: 570px; max-width: 200px; height: 0px; font-size: smaller;}
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div#footer {padding-bottom: 50px}
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.result { color: #000; background-color: #FFEADF; width: 100%; padding: 3px}
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.output { color: #000; background-color: beige; width: 100%; padding: 3px}
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.error { color: #000; background-color: #330000; width: 100%; padding: 3px}
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.command { color: #000; background-color: #FFEADF; width: 100%; padding: 5px}
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"
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,(highlight-style))
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@ -1,7 +1,7 @@
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(define-library (chibi doc)
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(import
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(except (chibi) eval) (scheme eval) (srfi 1) (srfi 95)
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(except (chibi) eval) (scheme eval) (srfi 1) (srfi 39) (srfi 95)
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(chibi modules) (chibi ast) (chibi io) (chibi match)
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(chibi time) (chibi filesystem) (chibi process) (chibi pathname)
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(chibi string) (chibi scribble) (chibi sxml) (chibi highlight)
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@ -11,5 +11,6 @@
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generate-docs expand-docs fixup-docs
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extract-module-docs extract-module-file-docs extract-file-docs
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make-default-doc-env make-module-doc-env
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get-optionals-signature)
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get-optionals-signature
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ansi->sxml)
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(include "doc.scm"))
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