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MathJax changes to support MathJax 3 #81

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Dec 14, 2023
Merged

MathJax changes to support MathJax 3 #81

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3 changes: 1 addition & 2 deletions markdown/markdown.scrbl
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Original file line number Diff line number Diff line change
Expand Up @@ -204,8 +204,7 @@ Markdown Extra} and

@item{Support for math-jax expressions --- inline within @litchar{\\(}
and @litchar{\\)} delimiters and display within @litchar{\\[} and
@litchar{\\]} delimiters --- resulting in @tt{script} elements with
@tt{type=math/tex}.}
@litchar{\\]} delimiters --- resulting in eqivalent markup in the output.}

]}

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6 changes: 2 additions & 4 deletions markdown/parse.rkt
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Expand Up @@ -640,14 +640,12 @@
(define $math-jax-inline
(try (pdo (string "\\\\(")
(xs <- (many1Till $anyChar (try (string "\\\\)"))))
(return `(script ([type "math/tex"])
,(list->string xs))))))
(return (string-append "\\(" (list->string xs) "\\)")))))

(define $math-jax-display
(try (pdo (string "\\\\[")
(xs <- (many1Till $anyChar (try (string "\\\\]"))))
(return `(script ([type "math/tex; mode=display"])
,(list->string xs))))))
(return (string-append "\\[" (list->string xs) "\\]")))))

(define $math-jax
(<or> $math-jax-inline
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6 changes: 2 additions & 4 deletions markdown/test.rkt
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Expand Up @@ -933,11 +933,9 @@
(!HTML-COMMENT () " more")))))
;; https://github.com/greghendershott/markdown/issues/52
(check-md "\\\\(ax^2 + bx + c = 0\\\\)"
'((p () (script ((type "math/tex"))
"ax^2 + bx + c = 0"))))
'((p () "\\(ax^2 + bx + c = 0\\)")))
(check-md "\\\\[ax^2 + bx + c = 0\\\\]"
'((p () (script ((type "math/tex; mode=display"))
"ax^2 + bx + c = 0"))))
'((p () "\\[ax^2 + bx + c = 0\\]")))
;; but single \ still escapes as usual and the contents are still
;; parsed as markdown:
(check-md "\\(some *italic* text\\)"
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