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base repository: jruby/jruby
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head repository: jruby/jruby
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compare: 5ec42398ad69
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  • 2 commits
  • 1 file changed
  • 2 contributors

Commits on Nov 3, 2014

  1. Add Float#next_float and Float#prev_float

    @cheald
    cheald committed Nov 3, 2014
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    ab83937 View commit details

Commits on Nov 4, 2014

  1. Merge pull request #2086 from cheald/next_prev_float 

    Add Float#next_float and Float#prev_float
    @headius
    headius committed Nov 4, 2014
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    5ec4239 View commit details
Showing with 11 additions and 0 deletions.
  1. +11 −0 core/src/main/java/org/jruby/RubyFloat.java
11 changes: 11 additions & 0 deletions core/src/main/java/org/jruby/RubyFloat.java
View file
Original file line number Diff line number Diff line change
@@ -56,6 +56,7 @@
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
import java.lang.Math;

import org.jcodings.specific.ASCIIEncoding;
import org.jcodings.specific.USASCIIEncoding;
@@ -978,4 +979,14 @@ public static RubyFloat unmarshalFrom(UnmarshalStream input) throws java.io.IOEx
private static final ByteList NAN_BYTELIST = new ByteList("nan".getBytes());
private static final ByteList NEGATIVE_INFINITY_BYTELIST = new ByteList("-inf".getBytes());
private static final ByteList INFINITY_BYTELIST = new ByteList("inf".getBytes());

@JRubyMethod(name = "next_float")
public IRubyObject next_float() {
return RubyFloat.newFloat(getRuntime(), Math.nextAfter(value, Double.POSITIVE_INFINITY));
}

@JRubyMethod(name = "prev_float")
public IRubyObject prev_float() {
return RubyFloat.newFloat(getRuntime(), Math.nextAfter(value, Double.NEGATIVE_INFINITY));
}
}