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Add zsh completion for kubectx subcommand (-d) (#178)

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- Add basic completion for subcommand -d.
  Note: Kubectx will suggest all available contexts.

- References:
  - http://zsh.sourceforge.net/Doc/Release/Completion-System.html#Completion-System
  - https://github.com/zsh-users/zsh-completions/blob/master/zsh-completions-howto.org
This commit is contained in:
Pedro Rodrigues 2019-10-24 19:25:31 -03:00 committed by Ahmet Alp Balkan
parent 00a1e12bfb
commit 9645e5c62c
1 changed files with 9 additions and 3 deletions
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12
completion/kubectx.zsh
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@ -2,11 +2,17 @@
local KUBECTX="${HOME}/.kube/kubectx" local KUBECTX="${HOME}/.kube/kubectx"
PREV="" PREV=""
local all_contexts="$(kubectl config get-contexts --output='name')"
if [ -f "$KUBECTX" ]; then if [ -f "$KUBECTX" ]; then
# show '-' only if there's a saved previous context # show '-' only if there's a saved previous context
local PREV=$(cat "${KUBECTX}") local PREV=$(cat "${KUBECTX}")
_arguments "1: :(-
$(kubectl config get-contexts --output='name'))" _arguments \
"-d:*: :(${all_contexts})" \
"(- *): :(- ${all_contexts})"
else else
_arguments "1: :($(kubectl config get-contexts --output='name'))" _arguments \
"-d:*: :(${all_contexts})" \
"(- *): :(${all_contexts})"
fi fi