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Re: What is REDIR_WORD?
From: |
Koichi Murase |
Subject: |
Re: What is REDIR_WORD? |
Date: |
Tue, 11 May 2021 01:52:01 +0900 |
2021年5月10日(月) 23:15 Peng Yu <pengyu.ut@gmail.com>:
> In regex, is it just the following?
>
> {[_a-zA-Z][_a-zA-Z0-9]+}
Maybe you have already noticed after looking at parse.y, but it also
includes the cases
{arr[index]}
and more complicated
{arr[$(echo 123)]}
2021年5月11日(火) 0:15 Peng Yu <pengyu.ut@gmail.com>:
> if (token[0] == '{' && token[token_index-1] == '}' &&
> (character == '<' || character == '>'))
>
> So, '{' and '}' above refers to '{' '}' in '{fd}'? `character` refers
> to `<` in `{fd}<` or `>` in `{fd}>`?
Yes.