Name the return value of `mrb_range_beg_len()`

3 files changed, 5 insertions, 5 deletions

diff --git a/mrbgems/mruby-array-ext/src/array.c b/mrbgems/mruby-array-ext/src/array.c
index b6d9c9c80..20c771a97 100644
--- a/mrbgems/mruby-array-ext/src/array.c
+++ b/mrbgems/mruby-array-ext/src/array.c
@@ -145,7 +145,7 @@ mrb_ary_slice_bang(mrb_state *mrb, mrb_value self)
     mrb_get_args(mrb, "o|i", &index, &len);
     switch (mrb_type(index)) {
     case MRB_TT_RANGE:
-      if (mrb_range_beg_len(mrb, index, &i, &len, ARY_LEN(a), TRUE) == 1) {
+      if (mrb_range_beg_len(mrb, index, &i, &len, ARY_LEN(a), TRUE) == MRB_RANGE_OK) {
         goto delete_pos_len;
       }
       else {
diff --git a/mrbgems/mruby-kernel-ext/src/kernel.c b/mrbgems/mruby-kernel-ext/src/kernel.c
index 9288b0e6f..8e7e03c56 100644
--- a/mrbgems/mruby-kernel-ext/src/kernel.c
+++ b/mrbgems/mruby-kernel-ext/src/kernel.c
@@ -22,7 +22,7 @@ mrb_f_caller(mrb_state *mrb, mrb_value self)
     case 1:
       if (mrb_type(v) == MRB_TT_RANGE) {
         mrb_int beg, len;
-        if (mrb_range_beg_len(mrb, v, &beg, &len, bt_len, TRUE) == 1) {
+        if (mrb_range_beg_len(mrb, v, &beg, &len, bt_len, TRUE) == MRB_RANGE_OK) {
           lev = beg;
           n = len;
         }
diff --git a/mrbgems/mruby-string-ext/src/string.c b/mrbgems/mruby-string-ext/src/string.c
index ba7e3c610..85180516c 100644
--- a/mrbgems/mruby-string-ext/src/string.c
+++ b/mrbgems/mruby-string-ext/src/string.c
@@ -58,11 +58,11 @@ mrb_str_byteslice(mrb_state *mrb, mrb_value str)
 
       len = RSTRING_LEN(str);
       switch (mrb_range_beg_len(mrb, a1, &beg, &len, len, TRUE)) {
-      case 0:                   /* not range */
+      case MRB_RANGE_TYPE_MISMATCH:
         break;
-      case 1:                   /* range */
+      case MRB_RANGE_OK:
         return mrb_str_substr(mrb, str, beg, len);
-      case 2:                   /* out of range */
+      case MRB_RANGE_OUT:
         mrb_raisef(mrb, E_RANGE_ERROR, "%S out of range", a1);
         break;
       }