From c71019f8887f3f524f5ef3c0a7491ff14bef0b16 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 21 Apr 2014 10:14:46 +0000
Subject: * ext/-test-/string/coderange.c: add Bug::String.new#coderange_scan  
 to explicitly scan coderange.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45649 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/-test-/string/coderange.c | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

(limited to 'ext/-test-/string')

diff --git a/ext/-test-/string/coderange.c b/ext/-test-/string/coderange.c
index 2f1e6a06a8..b93172d72d 100644
--- a/ext/-test-/string/coderange.c
+++ b/ext/-test-/string/coderange.c
@@ -2,10 +2,11 @@
 #include "ruby/encoding.h"
 
 static VALUE sym_7bit, sym_valid, sym_unknown, sym_broken;
+
 static VALUE
-str_coderange(VALUE str)
+coderange_int2sym(int coderange)
 {
-    switch (ENC_CODERANGE(str)) {
+    switch (coderange) {
       case ENC_CODERANGE_7BIT:
 	return sym_7bit;
       case ENC_CODERANGE_VALID:
@@ -19,6 +20,21 @@ str_coderange(VALUE str)
     UNREACHABLE;
 }
 
+/* return coderange without scan */
+static VALUE
+str_coderange(VALUE str)
+{
+    return coderange_int2sym(ENC_CODERANGE(str));
+}
+
+/* scan coderange and return the result */
+static VALUE
+str_coderange_scan(VALUE str)
+{
+    ENC_CODERANGE_SET(str, ENC_CODERANGE_UNKNOWN);
+    return coderange_int2sym(rb_enc_str_coderange(str));
+}
+
 void
 Init_coderange(VALUE klass)
 {
@@ -27,4 +43,5 @@ Init_coderange(VALUE klass)
     sym_unknown = ID2SYM(rb_intern("unknown"));
     sym_broken = ID2SYM(rb_intern("broken"));
     rb_define_method(klass, "coderange", str_coderange, 0);
+    rb_define_method(klass, "coderange_scan", str_coderange_scan, 0);
 }
-- 
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