Catch incorrectly terminated productions. #460
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Previously, if action code was followed by symbols, those would be added
to the rule, which clearly isn't what should happen. So:
```
R: A {B} C;
```
would be a rule "R" with symbols [A, C] and action code C. Whatever the
user intended to write, this probably wasn't the outcome they expected!
This commit catches this syntax error, removing a footgun.
|
This looks OK to me. |
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Previously, if action code was followed by symbols, those would be added to the rule, which clearly isn't what should happen. So:
would be a rule "R" with symbols [A, C] and action code C. Whatever the user intended to write, this probably wasn't the outcome they expected!
This commit catches this syntax error, removing a footgun.