6
votes
What is it that makes parsing shell so hard?
Disclaimer: I haven't implemented a shell, but I am working on some shell parsing.
The problem is that shell is a string that has to parse to lists of strings.
Why is it a string? Because users type a ...
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3
votes
What is it that makes parsing shell so hard?
The answer by @gavin-d-howard gives a good list of some of the problems.
I just want to add some points:
There are many different shells. Not all of them are equally hard to parse.
Do you mean bash, ...
- 3,002
2
votes
Accepted
ASCII-only regex in POSIX shell langauge ... suite
I think this question is conflating two separate issues: does an implementation of POSIX regular expressions need to support non-ASCII text, and does it need to support collating/equivalence/character ...
- 15.3k
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