Added mod operation to the Decimal class

.releases/4.33.0.md

@@ -0,0 +1,3 @@
+**New Features**
+
+* Added the `mod` operation for the `Decimal` class.

lang/Decimal.js

@@ -101,6 +101,18 @@ module.exports = (() => {
 			return new Decimal(this._big.round(places, modeToUse.value));
 		}
 
+		/**
+		 * Returns a new {@link Decimal} instance with a value that returns
+		 * the remainder of dividing by the value supplied.
+		 *
+		 * @public
+		 * @param {Decimal|Number|String} other
+		 * @returns {Decimal}
+		 */
+		mod(other) {
+			return new Decimal(this._big.mod(getBig(other)));
+		}
+
 		/**
 		 * Returns a new {@link Decimal} instance having the absolute value of
 		 * the current instance's value.

test/specs/lang/DecimalSpec.js

@@ -206,6 +206,14 @@ describe('When instantiating a Decimal', () => {
 				}).toThrow();
 			});
 		});
+
+		describe('and modulo by zero', () => {
+			it('should throw', () => {
+				expect(() => {
+					let e = d.mod(0);
+				}).toThrow();
+			});
+		});
 	});
 
 	describe('from the string "1"', () => {