[elpa] externals/auctex 4054384 25/95: Fix parsing bug in style/xcolor.el

[Tassilo Horn]

branch: externals/auctex
commit 4054384382bf6cf45980956838132bb682b3db91
Author: Arash Esbati <address@hidden>
Commit: Arash Esbati <address@hidden>

    Fix parsing bug in style/xcolor.el
    
    * style/xcolor.el (LaTeX-xcolor-definecolor-regexp): Move parsing
    of \colorlet macro into `LaTeX-xcolor-colorlet-regexp'.
    (LaTeX-xcolor-colorlet-regexp): New variable.
    ("xcolor"): Activate `LaTeX-xcolor-colorlet-regexp' in style hook.
---
 style/xcolor.el | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/style/xcolor.el b/style/xcolor.el
index 34e2484..48a0eb1 100644
--- a/style/xcolor.el
+++ b/style/xcolor.el
@@ -233,13 +233,17 @@ remainder."
 (TeX-auto-add-type "xcolor-definecolorset" "LaTeX")
 
 (defvar LaTeX-xcolor-definecolor-regexp
-  `(,(concat "\\\\\\(?:define\\|provide\\|prepare\\)?"
+  `(,(concat "\\\\\\(?:define\\|provide\\|prepare\\)"
             "color"
-            "\\(?:let\\)?"
             "\\(?:\\[\\(?:[^]]*\\)\\]\\)?{\\([^}]+\\)}")
     1 LaTeX-auto-xcolor-definecolor)
-  "Match the argument of various color defining macros from
-xcolor package.")
+  "Match the argument of various color defining macros from xcolor package.")
+
+(defvar LaTeX-xcolor-colorlet-regexp
+  `(,(concat "\\\\colorlet"
+            "\\(?:\\[\\(?:[^]]*\\)\\]\\)?{\\([^}]+\\)}")
+    1 LaTeX-auto-xcolor-definecolor)
+  "Match the argument of \\colorlet macro from xcolor package.")
 
 (defvar LaTeX-xcolor-definecolorset-regexp
   `(,(concat "\\\\\\(?:define\\|provide\\|prepare\\)"
@@ -367,6 +371,7 @@ xcolor.sty."
  (lambda ()
    ;; Add color to the parser.
    (TeX-auto-add-regexp LaTeX-xcolor-definecolor-regexp)
+   (TeX-auto-add-regexp LaTeX-xcolor-colorlet-regexp)
    (TeX-auto-add-regexp LaTeX-xcolor-definecolorset-regexp)
 
    ;; Add list of colors which are always available.
@@ -395,7 +400,7 @@ xcolor.sty."
     ;; \providecolor[<type>]{<name>}{<model-list>}{<spec-list>}
     '("providecolor" TeX-arg-xcolor-definecolor)
 
-    ;; \colorlet[<type>]{<name>}{<num model>}{<color>}
+    ;; \colorlet[<type>]{<name>}[<num model>]{<color>}
     '("colorlet"
       [ TeX-arg-eval completing-read
                     (TeX-argument-prompt optional nil "Type")