fix: 🐛 Add Float16Array

Author: haozi

package.json

@@ -1,6 +1,6 @@
 {
   "name": "json-web3",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "BigInt-safe JSON serialization and deserialization for Web3 use cases.",
   "keywords": [
     "json",

src/utils.ts

@@ -52,15 +52,20 @@ export const getTypedArrayName = (value: any): string | null => {
 }
 
 const TYPEDARRAY_CTORS: Record<string, any> = {
+  Int8Array: !isUndefined(Int8Array) ? Int8Array : undefined,
   Uint8Array: !isUndefined(Uint8Array) ? Uint8Array : undefined,
   Uint8ClampedArray: !isUndefined(Uint8ClampedArray) ? Uint8ClampedArray : undefined,
-  Uint16Array: !isUndefined(Uint16Array) ? Uint16Array : undefined,
-  Uint32Array: !isUndefined(Uint32Array) ? Uint32Array : undefined,
-  Int8Array: !isUndefined(Int8Array) ? Int8Array : undefined,
+
   Int16Array: !isUndefined(Int16Array) ? Int16Array : undefined,
+  Uint16Array: !isUndefined(Uint16Array) ? Uint16Array : undefined,
+  Float16Array: !isUndefined(Float16Array) ? Float16Array : undefined,
+
   Int32Array: !isUndefined(Int32Array) ? Int32Array : undefined,
+  Uint32Array: !isUndefined(Uint32Array) ? Uint32Array : undefined,
   Float32Array: !isUndefined(Float32Array) ? Float32Array : undefined,
+
   Float64Array: !isUndefined(Float64Array) ? Float64Array : undefined,
+
   BigInt64Array: !isUndefined(BigInt64Array) ? BigInt64Array : undefined,
   BigUint64Array: !isUndefined(BigUint64Array) ? BigUint64Array : undefined,
 }

test/index.test.ts

@@ -464,6 +464,11 @@ describe('json-web3', () => {
       { name: 'Int8Array', ctor: Int8Array, values: [-128, -1, 0, 127] },
       { name: 'Int16Array', ctor: Int16Array, values: [-32768, -1, 0, 32767] },
       { name: 'Int32Array', ctor: Int32Array, values: [-2147483648, -1, 0, 2147483647] },
+      {
+        name: 'Float16Array',
+        ctor: typeof Float16Array !== 'undefined' ? Float16Array : undefined,
+        values: [1.5, -2.25, 3.125],
+      },
       { name: 'Float32Array', ctor: Float32Array, values: [1.5, -2.25, 3] },
       { name: 'Float64Array', ctor: Float64Array, values: [1.5, -2.25, 3] },
       {
@@ -486,7 +491,8 @@ describe('json-web3', () => {
 
       expect(text).toContain('__@json.typedarray__')
       expect(output.data).toBeInstanceOf(ctor)
-      expect(Array.from(output.data)).toEqual(values)
+      const expected = name === 'Float16Array' ? Array.from(new ctor(values as any)) : values
+      expect(Array.from(output.data)).toEqual(expected)
     }
   })