diff options
Diffstat (limited to 'src/library/scala/math/BigInt.scala')
| -rw-r--r-- | src/library/scala/math/BigInt.scala | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/src/library/scala/math/BigInt.scala b/src/library/scala/math/BigInt.scala index abc7371d9f..707a5c0769 100644 --- a/src/library/scala/math/BigInt.scala +++ b/src/library/scala/math/BigInt.scala @@ -109,7 +109,12 @@ object BigInt { * @author Martin Odersky * @version 1.0, 15/07/2003 */ -final class BigInt(val bigInteger: BigInteger) extends ScalaNumber with ScalaNumericConversions with Serializable { +final class BigInt(val bigInteger: BigInteger) + extends ScalaNumber + with ScalaNumericConversions + with Serializable + with Ordered[BigInt] +{ /** Returns the hash code for this BigInt. */ override def hashCode(): Int = if (isValidLong) unifiedPrimitiveHashcode() @@ -155,8 +160,8 @@ final class BigInt(val bigInteger: BigInteger) extends ScalaNumber with ScalaNum } ) && !bitLengthOverflow } - /** Some implementations of java.math.BigInteger allow huge values with bit length greater than Int.MaxValue . - * The BigInteger.bitLength method returns truncated bit length in this case . + /** Some implementations of java.math.BigInteger allow huge values with bit length greater than Int.MaxValue. + * The BigInteger.bitLength method returns truncated bit length in this case. * This method tests if result of bitLength is valid. * This method will become unnecessary if BigInt constructors reject huge BigIntegers. */ @@ -176,22 +181,6 @@ final class BigInt(val bigInteger: BigInteger) extends ScalaNumber with ScalaNum */ def compare (that: BigInt): Int = this.bigInteger.compareTo(that.bigInteger) - /** Less-than-or-equals comparison of BigInts - */ - def <= (that: BigInt): Boolean = compare(that) <= 0 - - /** Greater-than-or-equals comparison of BigInts - */ - def >= (that: BigInt): Boolean = compare(that) >= 0 - - /** Less-than of BigInts - */ - def < (that: BigInt): Boolean = compare(that) < 0 - - /** Greater-than comparison of BigInts - */ - def > (that: BigInt): Boolean = compare(that) > 0 - /** Addition of BigInts */ def + (that: BigInt): BigInt = new BigInt(this.bigInteger.add(that.bigInteger)) |