From bd3829949895c1065ec51e68102fded3bedc9293 Mon Sep 17 00:00:00 2001
From: Arthur McGregor <arthur.mcgregor@gmail.com>
Date: Thu, 22 Jul 2021 10:36:08 +1200
Subject: [PATCH] Add additional input rules to typography extension

superscriptTwo
superscriptThree
oneQuarter
threeQuarters
---
 packages/extension-typography/src/typography.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/packages/extension-typography/src/typography.ts b/packages/extension-typography/src/typography.ts
index f0caf7df..aac79e58 100644
--- a/packages/extension-typography/src/typography.ts
+++ b/packages/extension-typography/src/typography.ts
@@ -19,6 +19,10 @@ export const notEqual = new InputRule(/!=$/, '≠')
 export const laquo = new InputRule(/<<$/, '«')
 export const raquo = new InputRule(/>>$/, '»')
 export const multiplication = new InputRule(/\d+\s?([*x])\s?\d+$/, '×')
+export const superscriptTwo = new InputRule(/\^2$/, '²')
+export const superscriptThree = new InputRule(/\^3$/, '³')
+export const oneQuarter = new InputRule(/1\/4$/, '¼')
+export const threeQuarters = new InputRule(/3\/4$/, '¾')
 
 export const Typography = Extension.create({
   name: 'typography',
@@ -41,6 +45,10 @@ export const Typography = Extension.create({
       laquo,
       raquo,
       multiplication,
+      superscriptTwo,
+      superscriptThree,
+      oneQuarter,
+      threeQuarters,
     ]
   },
 })