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| author | Jesse Luehrs <doy@tozt.net> | 2011-08-02 01:22:51 -0500 |
|---|---|---|
| committer | Jesse Luehrs <doy@tozt.net> | 2011-08-02 01:44:12 -0500 |
| commit | 9b61f78189993a7bdc82b034ea64cd1a66084f66 (patch) | |
| tree | 33665b9515290eb37e50306e78ce5ce18d0ebf1c | |
| parent | fa28785153da58de0024597ef6f360c9382aa478 (diff) | |
| download | eval-closure-9b61f78189993a7bdc82b034ea64cd1a66084f66.tar.gz eval-closure-9b61f78189993a7bdc82b034ea64cd1a66084f66.zip | |
docs
| -rw-r--r-- | lib/Eval/Closure.pm | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Eval/Closure.pm b/lib/Eval/Closure.pm index 4a39ed2..ccd2bbc 100644 --- a/lib/Eval/Closure.pm +++ b/lib/Eval/Closure.pm @@ -36,11 +36,13 @@ String eval is often used for dynamic code generation. For instance, C<Moose> uses it heavily, to generate inlined versions of accessors and constructors, which speeds code up at runtime by a significant amount. String eval is not without its issues however - it's difficult to control the scope it's used in -(which determines which variables are in scope inside the eval). +(which determines which variables are in scope inside the eval), and it's easy +to miss compilation errors, since eval catches them and sticks them in $@ +instead. -This module attempts to solve this problem. It provides an C<eval_closure> +This module attempts to solve these problems. It provides an C<eval_closure> function, which evals a string in a clean environment, other than a fixed list -of specified variables. +of specified variables. Compilation errors are rethrown automatically. =cut |