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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2014-07-12 23:22:20 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2014-07-12 23:22:20 +0900 |
| commit | 79fb18445dec95c546b43a98b38b541674f89d93 (patch) | |
| tree | 7512ae2b05396efad6f79b72c238067c0f75dbd9 /mrblib/hash.rb | |
| parent | 6137bf9e7148235b9104f74cb189663c06204e90 (diff) | |
| download | mruby-79fb18445dec95c546b43a98b38b541674f89d93.tar.gz mruby-79fb18445dec95c546b43a98b38b541674f89d93.zip | |
rescue SystemStackError that comes from inspecting self-referencing Hashes and Arrays; fix #2461
Diffstat (limited to 'mrblib/hash.rb')
| -rw-r--r-- | mrblib/hash.rb | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/mrblib/hash.rb b/mrblib/hash.rb index 9bb146b27..e7c51fb1f 100644 --- a/mrblib/hash.rb +++ b/mrblib/hash.rb @@ -192,16 +192,24 @@ class Hash h end - ## - # Return the contents of this hash as a string. - # - # ISO 15.2.13.4.30 (x) - def inspect + # internal method for Hash inspection + def _inspect return "{}" if self.size == 0 "{"+self.map {|k,v| - k.inspect + "=>" + v.inspect + k._inspect + "=>" + v._inspect }.join(", ")+"}" end + ## + # Return the contents of this hash as a string. + # + # ISO 15.2.13.4.30 (x) + def inspect + begin + self._inspect + rescue SystemStackError + "{...}" + end + end # ISO 15.2.13.4.31 (x) alias to_s inspect |