Improve LaTeX symbol prettification

* lisp/textmodes/tex-mode.el (tex--prettify-symbols-alist):
Support macros which used to be part of textcomp package.

1 files changed, 108 insertions, 14 deletions

diff --git a/lisp/textmodes/tex-mode.el b/lisp/textmodes/tex-mode.el
index aa6fd245188..da4d7cc442d 100644
--- a/lisp/textmodes/tex-mode.el
+++ b/lisp/textmodes/tex-mode.el
@@ -3563,28 +3563,122 @@ There might be text before point."
     ("\\ordmasculine" . ?º)
     ("\\lambdabar" . ?ƛ)
     ("\\celsius" . ?℃)
+    ;; Text symbols formerly part of textcomp package:
+    ("\\textdollar" . ?$)
+    ("\\textborn" . ?*)
+    ("\\textless" . ?<)
+    ("\\textgreater" . ?>)
+    ("\\textbackslash" . ?\\)
+    ("\\textasciicircum" . ?^)
+    ("\\textunderscore" . ?_)
+    ("\\textbraceleft" . ?\{)
+    ("\\textbar" . ?|)
+    ("\\textbraceright" . ?\})
+    ("\\textasciitilde" . ?~)
+    ("\\textexclamdown" . ?¡)
+    ("\\textcent" . ?¢)
+    ("\\textsterling" . ?£)
+    ("\\textcurrency" . ?¤)
+    ("\\textyen" . ?¥)
+    ("\\textbrokenbar" . ?¦)
+    ("\\textsection" . ?§)
+    ("\\textasciidieresis" . ?¨)
+    ("\\textcopyright" . ?©)
+    ("\\textordfeminine" . ?ª)
+    ("\\guillemetleft" . ?«)
+    ("\\guillemotleft" . ?«)
+    ("\\textlnot" . ?¬)
+    ("\\textregistered" . ?®)
+    ("\\textasciimacron" . ?¯)
+    ("\\textdegree" . ?°)
+    ("\\textpm" . ?±)
+    ("\\texttwosuperior" . ?²)
+    ("\\textthreesuperior" . ?³)
+    ("\\textasciiacute" . ?´)
     ("\\textmu" . ?µ)
+    ("\\textparagraph" . ?¶)
+    ("\\textpilcrow" . ?¶)
+    ("\\textperiodcentered" . ?·)
+    ("\\textonesuperior" . ?¹)
+    ("\\textordmasculine" . ?º)
+    ("\\guillemetright" . ?»)
+    ("\\guillemotright" . ?»)
+    ("\\textonequarter" . ?¼)
+    ("\\textonehalf" . ?½)
+    ("\\textthreequarters" . ?¾)
+    ("\\textquestiondown" . ?¿)
+    ("\\texttimes" . ?×)
+    ("\\textdiv" . ?÷)
+    ("\\textflorin" . ?ƒ)
+    ("\\textasciicaron" . ?ˇ)
+    ("\\textasciibreve" . ?˘)
+    ("\\textacutedbl" . ?˝)
+    ("\\textgravedbl" . 757)
+    ("\\texttildelow" . 759)
+    ("\\textbaht" . ?฿)
+    ("\\textendash" . ?–)
+    ("\\textemdash" . ?—)
+    ("\\textbardbl" . ?‖)
+    ("\\textquoteleft" . 8216)
+    ("\\textquoteright" . 8217)
+    ("\\quotesinglbase" . 8218)
+    ("\\textquotedblleft" . 8220)
+    ("\\textquotedblright" . 8221)
+    ("\\quotedblbase" . 8222)
+    ;; \textdagger and \textdied are replaced with DAGGER (#x2020) and
+    ;; not with LATIN CROSS (#x271d)
+    ("\\textdagger" . ?†)
+    ("\\textdied" . ?†)
+    ("\\textdaggerdbl" . ?‡)
+    ("\\textbullet" . ?•)
+    ("\\textellipsis" . ?…)
+    ("\\textperthousand" . ?‰)
+    ("\\textpertenthousand" . ?‱)
+    ("\\guilsinglleft" . ?‹)
+    ("\\guilsinglright" . ?›)
+    ("\\textreferencemark" . ?※)
+    ("\\textinterrobang" . ?‽)
     ("\\textfractionsolidus" . ?⁄)
-    ("\\textbigcircle" . ?⃝)
-    ("\\textmusicalnote" . ?♪)
-    ("\\textdied" . ?✝)
+    ("\\textlquill" . 8261) ; Literal ?⁅ breaks indentation
+    ("\\textrquill" . 8262) ; Literal ?⁆ breaks indentation
+    ("\\textdiscount" . ?⁒)
     ("\\textcolonmonetary" . ?₡)
-    ("\\textwon" . ?₩)
+    ("\\textlira" . ?₤)
     ("\\textnaira" . ?₦)
+    ("\\textwon" . ?₩)
+    ("\\textdong" . ?₫)
+    ("\\texteuro" . ?€)
     ("\\textpeso" . ?₱)
-    ("\\textlira" . ?₤)
-    ("\\textrecipe" . ?℞)
-    ("\\textinterrobang" . ?‽)
-    ("\\textpertenthousand" . ?‱)
-    ("\\textbaht" . ?฿)
+    ("\\textguarani" . ?₲)
+    ("\\textcelsius" . ?℃)
     ("\\textnumero" . ?№)
-    ("\\textdiscount" . ?⁒)
+    ("\\textcircledP" . ?℗)
+    ("\\textrecipe" . ?℞)
+    ("\\textservicemark" . ?℠)
+    ("\\texttrademark" . ?™)
+    ("\\textohm" . ?Ω)
+    ("\\textmho" . ?℧)
     ("\\textestimated" . ?℮)
+    ("\\textleftarrow" . ?←)
+    ("\\textuparrow" . ?↑)
+    ("\\textrightarrow" . ?→)
+    ("\\textdownarrow" . ?↓)
+    ("\\textminus" . ?−)
+    ("\\textsurd" . ?√)
+    ("\\textlangle" . 9001) ; Literal ?〈 breaks indentation
+    ("\\textrangle" . 9002) ; Literal ?〉 breaks indentation
+    ("\\textblank" . ?␢)
+    ("\\textvisiblespace" . ?␣)
     ("\\textopenbullet" . ?◦)
-    ("\\textlquill" . 8261)		; Literal ?⁅ breaks indentation.
-    ("\\textrquill" . 8262)             ; Literal ?⁆ breaks indentation.
-    ("\\textcircledP" . ?℗)
-    ("\\textreferencemark" . ?※))
+    ;; \textbigcircle is replaced with LARGE CIRCLE (#x25ef) and not
+    ;; with COMBINING ENCLOSING CIRCLE (#x20dd)
+    ("\\textbigcircle" . ?◯)
+    ("\\textmusicalnote" . ?♪)
+    ("\\textmarried" . ?⚭)
+    ("\\textdivorced" . ?⚮)
+    ("\\textlbrackdbl" . 10214) ; Literal ?⟦ breaks indentation
+    ("\\textrbrackdbl" . 10215) ; Literal ?⟧ breaks indentation
+    ("\\textinterrobangdown" . ?⸘))
   "A `prettify-symbols-alist' usable for (La)TeX modes.")
 
 (defun tex--prettify-symbols-compose-p (_start end _match)