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Diffstat (limited to 'NEWS')
-rw-r--r-- | NEWS | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -16,6 +16,12 @@ with all sufficient information, see the ChangeLog file or Redmine === Core classes updates (outstanding ones only) +* Array + * Array#max and Array#min. [Feature #12172] + This may cause a tiny incompatibility: if you redefine + Enumerable#max and call max to an Array, your redefinition will be + now ignored. You should also redefine Array#max. + * Dir * Dir.empty?. [Feature #10121] @@ -53,3 +59,11 @@ with all sufficient information, see the ChangeLog file or Redmine === Supported platform changes === Implementation improvements + +* In some condition, `[x, y].max` and `[x, y].min` are optimized + so that a temporal array is not created. The concrete condition is + an implementation detail: currently, the array literal must have no + splat, must have at least one expression but literal, the length must + be <= 0x100, and Array#max and min must not be redefined. It will work + in most casual and real-life use case where it is written with intent + to `Math.max(x, y)`. |