Re: About `M-C-e` expand result `'` failed

[Chet Ramey]

On 1/31/24 6:05 PM, Mike Jonkmans wrote:

> The first sentence under EXPANSION may make you think otherwise:
>    Expansion is performed on the command line after it has been split into 
> words.
>    There are seven kinds of expansion performed: brace expansion,
>    tilde expansion, parameter and variable expansion, command substitution,
>    arithmetic expansion, word splitting, and pathname expansion.
>
> The third sentence, after this, corrects this:
>    After these expansions are performed, quote characters present in the 
> original
>    word are removed unless they have been quoted themselves (quote removal).
>
> That sentence could also be placed right after the first.

I can rearrange things, but it seems clear already.

> Returning to `shell-expand-line'.
> As end user I would expect that, running shell-expand-line then accept-line,
> would do the same as just an accept-line.

Why would you expect this? You have deliberately introduced an extra
expansion step, similar to using `eval'.

> I think that escaping is needed after quote removal in shell-expand-line.

No, that would be another function.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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