diff options
Diffstat (limited to 'ext/dl/lib/dl/value.rb')
| -rw-r--r-- | ext/dl/lib/dl/value.rb | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/dl/lib/dl/value.rb b/ext/dl/lib/dl/value.rb index aa7e0dd325..254e1921ce 100644 --- a/ext/dl/lib/dl/value.rb +++ b/ext/dl/lib/dl/value.rb @@ -61,6 +61,8 @@ module DL if( block ) arg.bind_at_call(&block) funcs.push(arg) + elsif !arg.bound? + raise(RuntimeError, "block must be given.") end return arg.to_i when String |