feat: support bigint type (#35)

Author: Yazawazi

examples/basic/pages/index.tsx

@@ -71,7 +71,8 @@ const example = {
   string_number: '1234',
   timer: 0,
   avatar,
-  date: new Date('Tue Sep 13 2022 14:07:44 GMT-0500 (Central Daylight Time)')
+  date: new Date('Tue Sep 13 2022 14:07:44 GMT-0500 (Central Daylight Time)'),
+  bigint: 123456789087654321n
 }
 
 const KeyRenderer: JsonViewerKeyRenderer = ({ path }) => {

src/components/DataTypes/createEasyType.tsx

@@ -46,7 +46,7 @@ export function createEasyType<Value> (
       store => store.colorspace[config.colorKey])
     return (
       <InputBase
-        value={value}
+        value={`${value}`}
         onChange={
           useCallback<React.ChangeEventHandler<HTMLTextAreaElement | HTMLInputElement>>(
             (event) => {

src/stores/typeRegistry.tsx

@@ -242,3 +242,17 @@ registerType<number>(
     )
   }
 )
+
+registerType<bigint>(
+  {
+    is: (value): value is bigint => typeof value === 'bigint',
+    ...createEasyType(
+      'bigint',
+      ({ value }) => <>{`${value}n`}</>,
+      {
+        colorKey: 'base0F',
+        fromString: value => BigInt(value.replace(/\D/g, ''))
+      }
+    )
+  }
+)