AutoHotKey script for quickly typing a bunch of symbols

type-symbols.ahk

; Alt+Gr is the modifier key that leaves a lot of room for improvement.
; so we add a few more useful modifiers here.

; em-dash is the one that made me start this whole script
<^>!-::SendInput —
<^>!b::SendInput β
<^>!m::SendInput µ

;; special shortcuts
:o:»osps::C:\Program Files\OutSystems\Platform Server\
:o:»osrun::C:\Program Files\OutSystems\Platform Server\running
:o:»osshare::C:\Program Files\OutSystems\Platform Server\share
:o:»nunitpath::C:\Program Files (x86)\NUnit 2.6.3\bin
:o:»aigit::C:\work\git\outsystems\ai-research\next-best-x-exploration\action-flows\src
:o:»lapham::lap0472.domain.outsystems.com
:o:»laprps::lap0427.domain.outsystems.com
:o:»osaddress::Rua Central Park 2, 2A
:o:»ospost::2795-242 Linda-a-Velha
:o:»osnif::504995634

; mathematical operators
:?o:»+-::±	
:?o:»minus::−	; true minus sign
:?o:»times::×
:?o:»div::÷  ; division sign or obelus
:?o:»dot::⋅	 ; "dot operator" (&sdot;), for multiplication, dot product
:?o:»>=::≥   
:?o:»<=::≤
:?o:»!=::≠
:?o:»notequal::≠
:?o:»~=::≈
:?o:»approx::≈
:?o:»bigtilde::〜
:?o:»~~~::〜
:?o:»===::≡
:?o:»inf::∞
:?o:»beta::β
:?o:»pi::π
:?o:»sum::∑
:?o:»product::∏

; symbols
:?o:»copy::©
:?o:»reg::®
:?o:»tm::™

; symbols / arrows
:?o:»->::→
:?o:»=>::⇒

; faces
:?o:»0_0::ಠ_ಠ
:?o:»look-of-disapproval::ಠ_ಠ
:?o:»fliptable::(╯°□°)╯︵ ┻━┻
:?o:»shrug::¯\_(ツ)_/¯
:?o:»puttable::┬──┬ ノ( ゜-゜ノ)
:?o:»pervlook::( ͡° ͜ʖ ͡°)


; This section bellow enables AltGr+, followed by a sequence of symbols
; to produce some other symbol. We use the Input directive with some terminating
; characters and the Esc to cancel the whole thing.
; Input info: https://www.autohotkey.com/docs/commands/Input.htm
<^>!,::
 Input, KeyPressed, E, {space}{enter}{tab}{esc}
 if (ErrorLevel = "EndKey:Esc")
  return

 if (KeyPressed = "/=")
  SendInput ≠
 else if (KeyPressed = "+-")
  SendInput ±
 else if (KeyPressed = "~=")
  SendInput ≈
 else if (KeyPressed = "~~")
  SendInput ∼
 else if (KeyPressed = "~~~")
  SendInput 〜