diff options
Diffstat (limited to 'ext/bigdecimal')
-rw-r--r-- | ext/bigdecimal/bigdecimal.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index 749d681071..8b5b68e8ea 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -312,6 +312,12 @@ BigDecimal_prec(VALUE self) return obj; } +/* + * call-seq: hash + * + * Creates a hash for this BigDecimal. Two BigDecimals with equal sign, + * fractional part and exponent have the same hash. + */ static VALUE BigDecimal_hash(VALUE self) { @@ -786,6 +792,14 @@ BigDecimal_coerce(VALUE self, VALUE other) return obj; } +/* + * call-seq: +@ + * + * Return self. + * + * e.g. + * b = +a # b == a + */ static VALUE BigDecimal_uplus(VALUE self) { @@ -1052,6 +1066,14 @@ BigDecimal_ge(VALUE self, VALUE r) return BigDecimalCmp(self, r, 'G'); } +/* + * call-seq: -@ + * + * Return the negation of self. + * + * e.g. + * b = -a # b == a * -1 + */ static VALUE BigDecimal_neg(VALUE self) { @@ -2929,8 +2951,10 @@ Init_bigdecimal(void) rb_define_const(rb_cBigDecimal, "SIGN_NEGATIVE_INFINITE",INT2FIX(VP_SIGN_NEGATIVE_INFINITE)); arg = rb_str_new2("+Infinity"); + /* Positive infinity value. */ rb_define_const(rb_cBigDecimal, "INFINITY", BigDecimal_global_new(1, &arg, rb_cBigDecimal)); arg = rb_str_new2("NaN"); + /* 'Not a Number' value. */ rb_define_const(rb_cBigDecimal, "NAN", BigDecimal_global_new(1, &arg, rb_cBigDecimal)); |