Re: Modify Zsh Configuration to Make M-backspace Remove Last Path Component

[Julien Jehannet <julien@xxxxxxxx>]

You can change the WORDCHARS setting by removing slash character:

WORDCHARS=${WORDCHARS:s@/@}

2017-02-11 16:26 GMT+01:00 Markus Zeindl <su_ld@xxxxxxxxxxx>:

> Hello Zsh-Community,
>
> I've started using zsh on GNU/Linux recently.
> When editing commands on the prompt (assumingly in the zle), I
> sometimes want to remove the last path component of an entered path
> descriptor, i.e. remove the basename of a path. The following
> description considers "M" to be the alt-key (or meta-key as in emacs key
> notation)
>
> Intuitively, I type M-backspace. This removes the whole path.
> Scenario 1 illustrates this.
>
> Scenario 1: Target: Change directory to /foo/bar/oof/rab
> Step 1: type target incorrectly as "% cd /foo/bar/oof/ran"
> Step 2: press M-backspace leading to a command-line of "% cd"
> Step 3: type target again completely leading to "% cd /foo/bar/oof/rab"
>
> I'm not familiar with Zsh Key notation at all. So, I'm not sure, what
> zle-command (or widget?) will be triggered on M-backspace
> using the key mapping in Mapping 1. Is it "backward-kill-word"?
>
> Mapping 1: Output of "% bindkey"
> "^@" set-mark-command
> "^A" beginning-of-line
> "^B" backward-char
> "^D" delete-char-or-list
> "^E" end-of-line
> "^F" forward-char
> "^G" send-break
> "^H" backward-delete-char
> "^I" expand-or-complete
> "^J" accept-line
> "^K" kill-line
> "^L" clear-screen
> "^M" accept-line
> "^N" down-line-or-history
> "^O" accept-line-and-down-history
> "^P" up-line-or-history
> "^Q" push-line
> "^R" history-incremental-search-backward
> "^S" history-incremental-search-forward
> "^T" transpose-chars
> "^U" kill-whole-line
> "^V" quoted-insert
> "^W" backward-kill-word
> "^X^B" vi-match-bracket
> "^X^F" vi-find-next-char
> "^X^J" vi-join
> "^X^K" kill-buffer
> "^X^N" infer-next-history
> "^X^O" overwrite-mode
> "^X^U" undo
> "^X^V" vi-cmd-mode
> "^X^X" exchange-point-and-mark
> "^X*" expand-word
> "^X=" what-cursor-position
> "^XG" list-expand
> "^Xg" list-expand
> "^Xr" history-incremental-search-backward
> "^Xs" history-incremental-search-forward
> "^Xu" undo
> "^Y" yank
> "^[^D" list-choices
> "^[^G" send-break
> "^[^H" backward-kill-word
> "^[^I" self-insert-unmeta
> "^[^J" self-insert-unmeta
> "^[^L" clear-screen
> "^[^M" self-insert-unmeta
> "^[^_" copy-prev-word
> "^[ " expand-history
> "^[!" expand-history
> "^[\"" quote-region
> "^[\$" spell-word
> "^['" quote-line
> "^[-" neg-argument
> "^[." insert-last-word
> "^[0" digit-argument
> "^[1" digit-argument
> "^[2" digit-argument
> "^[3" digit-argument
> "^[4" digit-argument
> "^[5" digit-argument
> "^[6" digit-argument
> "^[7" digit-argument
> "^[8" digit-argument
> "^[9" digit-argument
> "^[<" beginning-of-buffer-or-history
> "^[>" end-of-buffer-or-history
> "^[?" which-command
> "^[A" accept-and-hold
> "^[B" backward-word
> "^[C" capitalize-word
> "^[D" kill-word
> "^[F" forward-word
> "^[G" get-line
> "^[H" run-help
> "^[L" down-case-word
> "^[N" history-search-forward
> "^[OA" up-line-or-history
> "^[OB" down-line-or-history
> "^[OC" forward-char
> "^[OD" backward-char
> "^[OF" end-of-line
> "^[OH" beginning-of-line
> "^[P" history-search-backward
> "^[Q" push-line
> "^[S" spell-word
> "^[T" transpose-words
> "^[U" up-case-word
> "^[W" copy-region-as-kill
> "^[[2~" overwrite-mode
> "^[[3~" delete-char
> "^[[A" up-line-or-history
> "^[[B" down-line-or-history
> "^[[C" forward-char
> "^[[D" backward-char
> "^[_" insert-last-word
> "^[a" accept-and-hold
> "^[b" backward-word
> "^[c" capitalize-word
> "^[d" kill-word
> "^[f" forward-word
> "^[g" get-line
> "^[h" run-help
> "^[l" down-case-word
> "^[n" history-search-forward
> "^[p" history-search-backward
> "^[q" push-line
> "^[s" spell-word
> "^[t" transpose-words
> "^[u" up-case-word
> "^[w" copy-region-as-kill
> "^[x" execute-named-cmd
> "^[y" yank-pop
> "^[z" execute-last-named-cmd
> "^[|" vi-goto-column
> "^[^?" backward-kill-word
> "^_" undo
> " " magic-space
> "!"-";" self-insert
> ";5C" emacs-forward-word
> ";5D" emacs-backward-word
> "<"-"~" self-insert
> "^?" backward-delete-char
> "\M-^@"-"\M-." self-insert
> "\M-/" complete-word
> "\M-0"-"\M-^?" self-insert
>
> How can I modify my configuration to achieve Scenario 2?
>
> Scenario 2: Target: Change directory to /foo/bar/oof/rab
> Step 1: type target incorrectly as "% cd /foo/bar/oof/ran"
> Step 2: press M-backspace leading to a command-line of
> "% cd /foo/bar/oof/"
> Step 3: type only last path component "rab" again leading to
> "cd /foo/bar/oof/rab"
>
> Thanks a lot for every answer, helping me to improve my Zsh-experience.
>
> All The Best,
> Markus
>



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