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error.c: warning to write multiple arguments

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* error.c (warning_write): accepts multiple arguments to merge
  multiple warning messages.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60378 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-10-23 06:42:37 +00:00
parent aeaeb4b068
commit cf4351f82a
1 changed files with 10 additions and 1 deletions
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11
error.c
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@ -300,6 +300,15 @@ end_with_asciichar(VALUE str, int c)
rb_str_end_with_asciichar(str, c);
}
static VALUE
warning_write(int argc, VALUE *argv, VALUE buf)
{
while (argc-- > 0) {
rb_str_append(buf, *argv++);
}
return buf;
}
/*
* call-seq:
* warn(msg, ...) -> nil
@ -2246,7 +2255,7 @@ Init_Exception(void)
rb_extend_object(rb_mWarning, rb_mWarning);
rb_cWarningBuffer = rb_define_class_under(rb_mWarning, "buffer", rb_cString);
rb_define_method(rb_cWarningBuffer, "write", rb_str_append, 1);
rb_define_method(rb_cWarningBuffer, "write", warning_write, -1);
rb_define_global_function("warn", rb_warn_m, -1);