Add Integer#ceildiv (3.2)

marcandre · Mar 7, 2023 · 1f74308 · 1f74308
1 parent 2527974
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diff --git a/README.md b/README.md
@@ -123,6 +123,10 @@ itself, JRuby and Rubinius.
 
 - `shift` (with correct behavior when empty)
 
+#### Integer
+
+- `ceildiv`
+
 ## Ruby 3.1 backports
 
 #### Array

diff --git a/Rakefile b/Rakefile
@@ -141,6 +141,7 @@ IGNORE = %w[
   3.1.0/struct/keyword_init
   3.2.0/enumerator/product
   3.2.0/hash/shift
+  3.2.0/integer/ceildiv
 ]
 
 CLASS_MAP = Hash.new{|k, v| k[v] = v}.merge!(

diff --git a/lib/backports/3.2.0/integer.rb b/lib/backports/3.2.0/integer.rb
@@ -0,0 +1,3 @@
+require 'backports/tools/require_relative_dir'
+
+Backports.require_relative_dir
diff --git a/lib/backports/3.2.0/integer/ceildiv.rb b/lib/backports/3.2.0/integer/ceildiv.rb
@@ -0,0 +1,7 @@
+unless Integer.method_defined? :ceildiv
+  class Integer
+    def ceildiv(arg)
+      fdiv(arg).ceil
+    end
+  end
+end