Add \bbsemi as a binary operator (#34722)

Author: tkf

NEWS.md

@@ -4,6 +4,8 @@ Julia v1.5 Release Notes
 New language features
 ---------------------
 * Macro calls `@foo {...}` can now also be written `@foo{...}` (without the space) ([#34498]).
+* `⨟` is now parsed as a binary operator with times precedence. It can be entered in the REPL
+  with `\bbsemi` followed by <kbd>TAB</kbd> ([#34722]).
 
 Language changes
 ----------------

src/julia-parser.scm

@@ -26,7 +26,7 @@
 (define prec-colon       (append! '(: |..|) (add-dots '(… ⁝ ⋮ ⋱ ⋰ ⋯))))
 (define prec-plus        (append! '($)
                           (add-dots '(+ - |\|| ⊕ ⊖ ⊞ ⊟ |++| ∪ ∨ ⊔ ± ∓ ∔ ∸ ≏ ⊎ ⊻ ⊽ ⋎ ⋓ ⧺ ⧻ ⨈ ⨢ ⨣ ⨤ ⨥ ⨦ ⨧ ⨨ ⨩ ⨪ ⨫ ⨬ ⨭ ⨮ ⨹ ⨺ ⩁ ⩂ ⩅ ⩊ ⩌ ⩏ ⩐ ⩒ ⩔ ⩖ ⩗ ⩛ ⩝ ⩡ ⩢ ⩣))))
-(define prec-times       (add-dots '(* / ÷ % & ⋅ ∘ × |\\| ∩ ∧ ⊗ ⊘ ⊙ ⊚ ⊛ ⊠ ⊡ ⊓ ∗ ∙ ∤ ⅋ ≀ ⊼ ⋄ ⋆ ⋇ ⋉ ⋊ ⋋ ⋌ ⋏ ⋒ ⟑ ⦸ ⦼ ⦾ ⦿ ⧶ ⧷ ⨇ ⨰ ⨱ ⨲ ⨳ ⨴ ⨵ ⨶ ⨷ ⨸ ⨻ ⨼ ⨽ ⩀ ⩃ ⩄ ⩋ ⩍ ⩎ ⩑ ⩓ ⩕ ⩘ ⩚ ⩜ ⩞ ⩟ ⩠ ⫛ ⊍ ▷ ⨝ ⟕ ⟖ ⟗)))
+(define prec-times       (add-dots '(* / ÷ % & ⋅ ∘ × |\\| ∩ ∧ ⊗ ⊘ ⊙ ⊚ ⊛ ⊠ ⊡ ⊓ ∗ ∙ ∤ ⅋ ≀ ⊼ ⋄ ⋆ ⋇ ⋉ ⋊ ⋋ ⋌ ⋏ ⋒ ⟑ ⦸ ⦼ ⦾ ⦿ ⧶ ⧷ ⨇ ⨰ ⨱ ⨲ ⨳ ⨴ ⨵ ⨶ ⨷ ⨸ ⨻ ⨼ ⨽ ⩀ ⩃ ⩄ ⩋ ⩍ ⩎ ⩑ ⩓ ⩕ ⩘ ⩚ ⩜ ⩞ ⩟ ⩠ ⫛ ⊍ ▷ ⨝ ⟕ ⟖ ⟗ ⨟)))
 (define prec-rational    (add-dots '(//)))
 (define prec-bitshift    (add-dots '(<< >> >>>)))
 ;; `where`

stdlib/REPL/src/latex_symbols.jl

@@ -524,6 +524,7 @@ const latex_symbols = Dict(
     "\\setminus" => "∖",
     "\\ast" => "∗",
     "\\circ" => "∘",
+    blackboard*"semi" => "⨟",
     "\\surd" => "√",
     "\\propto" => "∝",
     "\\infty" => "∞",