minor changes for single digit input

Author: Vaivaswat2244

src/events/keyboard.js

@@ -8,11 +8,6 @@ export function isCode(input) {
   if (typeof input !== 'string') {
     return false;
   }
-
-  if (input.length === 1 && /[0-9]/.test(input)) {
-    return true;
-  }
-  
   return input.length > 1;
 }
 function keyboard(p5, fn){
@@ -636,8 +631,10 @@ function keyboard(p5, fn){
       this.code = null;
     } else {
       // If other keys are still pressed, update code to the last pressed key
+      const lastPressedCode = Object.keys(this._downKeyCodes).pop();
+      this.code = lastPressedCode;
       const lastPressedKey = Object.keys(this._downKeys).pop();
-      this.code = lastPressedKey;
+      this.key = lastPressedKey;
     }
 
     const context = this._isGlobal ? window : this;
@@ -920,9 +917,6 @@ function keyboard(p5, fn){
     if (typeof input !== 'string') {
       return false;
     }
-    if (input.length === 1 && /[0-9]/.test(input)) {
-      return true;
-    }
     return input.length > 1;
   }
 

test/unit/events/keyboard.js

@@ -190,10 +190,11 @@ suite('Keyboard Events', function() {
       assert.isFalse(isCode([]));
     });
 
-    test('returns false for single non-digit characters', function() {
+    test('returns false for single non-digit and digit characters', function() {
       assert.isFalse(isCode('a'));
       assert.isFalse(isCode('Z'));
-      assert.isFalse(isCode('!'));
+      assert.isFalse(isCode('1'));
+      assert.isFalse(isCode('2'));
       assert.isFalse(isCode(' '));
     });