🐛 Don't let falsy values passed to Decimal classes cause an error

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 0.9.2 (WIP)
 
 * Clear the entire `Develry.Request.cache` as soon as a non-GET request is made
+* Don't let falsy values passed to `Decimal` classes cause an error
 
 ## 0.9.1 (2024-02-19)
 

lib/decimal.js

@@ -51,7 +51,7 @@ function createMutableClass(ImmutableParent, MutableConstructor) {
  *
  * @author   Jelle De Loecker <[email protected]>
  * @since    0.8.14
- * @version  0.8.14
+ * @version  0.9.2
  *
  * @param    {string|number}   value
  */
@@ -61,7 +61,9 @@ const Decimal = Fn.inherits('Develry.AbstractNumeric', function Decimal(value) {
 		return new Decimal(value);
 	}
 
-	if (typeof value != 'string') {
+	if (!value) {
+		value = '0';
+	} else if (typeof value != 'string') {
 		value = String(value);
 	}
 

test/decimal.js

@@ -24,6 +24,15 @@ describe('Decimal', function() {
 			decimalEquals(Decimal('-345.43e+4'), '-3454300');
 			decimalEquals(Decimal('3.345E-9'), '0.000000003345');
 		});
+
+		it('should handle falsy values', () => {
+			decimalEquals(Decimal(''), '0');
+			decimalEquals(Decimal(0), '0');
+			decimalEquals(Decimal(false), '0');
+			decimalEquals(Decimal(), '0');
+			decimalEquals(Decimal(null), '0');
+			decimalEquals(Decimal(undefined), '0');
+		});
 	});
 
 	describe('#toDry()', () => {