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Merge pull request #468 from iij/pr-exception-without-mesg

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check if an Exception instance has a "mesg" attribute
This commit is contained in:
Yukihiro "Matz" Matsumoto
2012-09-12 13:56:35 -07:00
parent 3a49dfd198 7a7f267b88
commit 75002290b0
2 changed files with 9 additions and 3 deletions
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src/error.c
+6 -3
View File
@@ -134,20 +134,23 @@ exc_inspect(mrb_state *mrb, mrb_value exc)
mrb_str_cat2(mrb, str, ":");
mrb_str_append(mrb, str, line);
mrb_str_cat2(mrb, str, ": ");
if (RSTRING_LEN(mesg) > 0) {
if (!mrb_nil_p(mesg) && RSTRING_LEN(mesg) > 0) {
mrb_str_append(mrb, str, mesg);
mrb_str_cat2(mrb, str, " (");
}
mrb_str_cat2(mrb, str, mrb_obj_classname(mrb, exc));
if (RSTRING_LEN(mesg) > 0) {
if (!mrb_nil_p(mesg) && RSTRING_LEN(mesg) > 0) {
mrb_str_cat2(mrb, str, ")");
}
}
else {
str = mrb_str_new2(mrb, mrb_obj_classname(mrb, exc));
if (RSTRING_LEN(mesg) > 0) {
if (!mrb_nil_p(mesg) && RSTRING_LEN(mesg) > 0) {
mrb_str_cat2(mrb, str, ": ");
mrb_str_append(mrb, str, mesg);
} else {
mrb_str_cat2(mrb, str, ": ");
mrb_str_cat2(mrb, str, mrb_obj_classname(mrb, exc));
}
}
return str;
test/t/exception.rb
+3
View File
@@ -269,3 +269,6 @@ assert('Exception 14') do
a == :ok
end
assert('Exception#inspect without message') do
Exception.new.inspect
end