From 6d6957078eb56d95af3c729bb172765bf610ef54 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Sun, 25 May 2014 23:18:45 +0900
Subject: no one uses Array.try_convert, so removed it that discourages duck
 typing; close #2317

---
 mrbgems/mruby-array-ext/src/array.c   | 31 -------------------------------
 mrbgems/mruby-array-ext/test/array.rb |  5 -----
 2 files changed, 36 deletions(-)

(limited to 'mrbgems/mruby-array-ext')

diff --git a/mrbgems/mruby-array-ext/src/array.c b/mrbgems/mruby-array-ext/src/array.c
index ae9d8296e..014137e99 100644
--- a/mrbgems/mruby-array-ext/src/array.c
+++ b/mrbgems/mruby-array-ext/src/array.c
@@ -3,35 +3,6 @@
 #include "mruby/array.h"
 #include "mruby/range.h"
 
-/*
- *  call-seq:
- *     Array.try_convert(obj) -> array or nil
- *
- *  Try to convert <i>obj</i> into an array, using +to_ary+ method.
- *  Returns converted array or +nil+ if <i>obj</i> cannot be converted
- *  for any reason. This method can be used to check if an argument is an
- *  array.
- *
- *     Array.try_convert([1])   #=> [1]
- *     Array.try_convert("1")   #=> nil
- *
- *     if tmp = Array.try_convert(arg)
- *       # the argument is an array
- *     elsif tmp = String.try_convert(arg)
- *       # the argument is a string
- *     end
- *
- */
-
-static mrb_value
-mrb_ary_s_try_convert(mrb_state *mrb, mrb_value self)
-{
-  mrb_value ary;
-
-  mrb_get_args(mrb, "o", &ary);
-  return mrb_check_array_type(mrb, ary);
-}
-
 /*
  *  call-seq:
  *     ary.assoc(obj)   -> new_ary  or  nil
@@ -139,8 +110,6 @@ mrb_mruby_array_ext_gem_init(mrb_state* mrb)
 {
   struct RClass * a = mrb->array_class;
 
-  mrb_define_class_method(mrb, a, "try_convert", mrb_ary_s_try_convert, MRB_ARGS_REQ(1));
-
   mrb_define_method(mrb, a, "assoc",  mrb_ary_assoc,  MRB_ARGS_REQ(1));
   mrb_define_method(mrb, a, "at",     mrb_ary_at,     MRB_ARGS_REQ(1));
   mrb_define_method(mrb, a, "rassoc", mrb_ary_rassoc, MRB_ARGS_REQ(1));
diff --git a/mrbgems/mruby-array-ext/test/array.rb b/mrbgems/mruby-array-ext/test/array.rb
index 1fa7cfc04..cb5652dde 100644
--- a/mrbgems/mruby-array-ext/test/array.rb
+++ b/mrbgems/mruby-array-ext/test/array.rb
@@ -1,11 +1,6 @@
 ##
 # Array(Ext) Test
 
-assert("Array::try_convert") do
-  assert_equal [1], Array.try_convert([1])
-  assert_nil Array.try_convert("1")
-end
-
 assert("Array#assoc") do
   s1 = [ "colors", "red", "blue", "green" ]
   s2 = [ "letters", "a", "b", "c" ]
-- 
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