Add abbreviations to create unicode ops

ftplugin/perl6.vim

@@ -79,6 +79,49 @@ else
 endif
 "---------------------------------------------
 
+" Convert ascii-based ops into their single-character unicode equivalent
+iabbrev <buffer> !(<) ⊄
+iabbrev <buffer> !(<=) ⊈
+iabbrev <buffer> !(>) ⊅
+iabbrev <buffer> !(>=) ⊉
+iabbrev <buffer> !(cont) ∌
+iabbrev <buffer> !(elem) ∉
+iabbrev <buffer> != ≠
+iabbrev <buffer> (&) ∩
+iabbrev <buffer> (-) ∖
+iabbrev <buffer> (<) ⊂
+iabbrev <buffer> (<+) ≼
+iabbrev <buffer> (<=) ⊆
+iabbrev <buffer> (>) ⊃
+iabbrev <buffer> (>+) ≽
+iabbrev <buffer> (>=) ⊇
+iabbrev <buffer> (^) ⊖
+iabbrev <buffer> (cont) ∋
+iabbrev <buffer> (elem) ∈
+iabbrev <buffer> (\|) ∪
+iabbrev <buffer> * ×
+iabbrev <buffer> **0 ⁰
+iabbrev <buffer> **1 ¹
+iabbrev <buffer> **2 ²
+iabbrev <buffer> **3 ³
+iabbrev <buffer> **4 ⁴
+iabbrev <buffer> **5 ⁵
+iabbrev <buffer> **6 ⁶
+iabbrev <buffer> **7 ⁷
+iabbrev <buffer> **8 ⁸
+iabbrev <buffer> **9 ⁹
+iabbrev <buffer> ... …
+iabbrev <buffer> / ÷
+iabbrev <buffer> << «
+iabbrev <buffer> <= ≤
+iabbrev <buffer> =~= ≅
+iabbrev <buffer> >= ≥
+iabbrev <buffer> >> »
+iabbrev <buffer> Inf ∞
+iabbrev <buffer> set() ∅
+iabbrev <buffer> (.) ⊍
+iabbrev <buffer> (+) ⊎
+
 " Undo the stuff we changed.
 let b:undo_ftplugin = "setlocal fo< com< cms< inc< inex< def< isf< isk< kp< path<" .
         \         " | unlet! b:browsefilter"