alongubkin / alongubkin/spider
List Comprehensions: undefined existing list
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描述
I wonder why this isn't reported yet, maybe I'm missing something?
```
var lst = [0, 1, 2];
var lst2 = [n*n for n in lst];
```
I expect `lst2` to equal `[0, 1, 4]`, but compilation fails with
```
line 2 col 26 undefined lst
var lst2 = [n*2 for n in lst];
^^^
```
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