Merge branch 'maint'

This commit is contained in:
Nicolas Goaziou 2016-12-07 00:47:45 +01:00
commit 47ca6c129c

View file

@ -2698,22 +2698,23 @@ channel."
DATA is a parse tree or a secondary string. INFO is a plist
containing export options. Modify DATA by side-effect and return it."
(let ((valid-object-p
;; Non-nil when OBJ can be added to the latex math block.
(lambda (obj)
;; Non-nil when OBJ can be added to the latex math block B.
(lambda (obj b)
(pcase (org-element-type obj)
(`entity (org-element-property :latex-math-p obj))
(`latex-fragment
(let ((value (org-element-property :value obj)))
(or (string-prefix-p "\\(" value)
(string-match-p "\\`\\$[^$]" value))))
((or `subscript `superscript) t)))))
((and type (or `subscript `superscript))
(not (org-element-map b type #'identity info t)))))))
(org-element-map data '(entity latex-fragment subscript superscript)
(lambda (object)
;; Skip objects already wrapped.
(when (and (not (eq (org-element-type
(org-element-property :parent object))
'latex-math-block))
(funcall valid-object-p object))
(funcall valid-object-p object nil))
(let ((math-block (list 'latex-math-block nil))
(next-elements (org-export-get-next-element object info t))
(last object))
@ -2725,16 +2726,17 @@ containing export options. Modify DATA by side-effect and return it."
;; MATH-BLOCK swallows consecutive math objects.
(catch 'exit
(dolist (next next-elements)
(if (not (funcall valid-object-p next)) (throw 'exit nil)
(org-element-extract-element next)
(org-element-adopt-elements math-block next)
;; Eschew the case: \beta$x$ -> \(\betax\).
(unless (memq (org-element-type next)
'(subscript superscript))
(org-element-put-property last :post-blank 1))
(setq last next)
(when (> (or (org-element-property :post-blank next) 0) 0)
(throw 'exit nil))))))
(unless (funcall valid-object-p next math-block)
(throw 'exit nil))
(org-element-extract-element next)
(org-element-adopt-elements math-block next)
;; Eschew the case: \beta$x$ -> \(\betax\).
(unless (memq (org-element-type next)
'(subscript superscript))
(org-element-put-property last :post-blank 1))
(setq last next)
(when (> (or (org-element-property :post-blank next) 0) 0)
(throw 'exit nil)))))
(org-element-put-property
math-block :post-blank (org-element-property :post-blank last)))))
info nil '(subscript superscript latex-math-block) t)