initial value of inputs is observable.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "quel",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "description": "Expression-based reactive library for hot listenables",
   "main": "dist/commonjs/index.js",
   "module": "dist/es/index.js",

src/input.ts

@@ -10,6 +10,8 @@ export class InputSource extends Source<string> {
       const handler = (evt: Event) => emit((evt.target as HTMLInputElement).value)
       addListener(node, 'input', handler)
 
+      emit(node.value)
+
       return () => removeListener(node, 'input', handler)
     })
   }

src/test/input.test.tsx

@@ -3,6 +3,8 @@
 
 import { testRender } from 'test-callbag-jsx'
 import { InputSource } from '../input'
+import { observe } from '../observe'
+import { Track } from '../types'
 
 
 describe(InputSource, () => {
@@ -45,4 +47,16 @@ describe(InputSource, () => {
       expect(cb).not.toHaveBeenCalled()
     })
   })
+
+  test('initial value is also observable.', () => {
+    testRender((renderer, {render, $}) => {
+      render(<input type='text' value='foo'/>)
+      const src = new InputSource($('input').resolveOne()! as HTMLInputElement)
+      const cb = jest.fn()
+
+      observe((_: Track) => cb(_(src)))
+
+      expect(cb).toHaveBeenCalledWith('foo')
+    })
+  })
 })