Genesis

README.md

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+# docker-enter zsh plugin
+
+add the alias `docker-enter` to enter an existing container.  
+Container names will be tab-completed.
+
+## Installation
+
+### Antigen
+
+`antigen bundle https://gitlab.com/smark/docker-enter.zshplugin.git`

_docker-enter-completion.zsh

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+#compdef docker-enter
+
+_docker-enter() {
+	local state
+	_arguments -C '1: :->container' '2: :->shell'
+
+	case $state in
+		(container) compadd -- $(docker ps --format '{{.Names}}');;
+		(shell) compadd -P /bin/ -- bash sh;;
+	esac
+}
+
+_docker-enter "$@"

docker-enter.plugin.zsh

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+#! /bin/zsh
+
+## Author: Sebastian Mark
+## CC-BY-SA (https://creativecommons.org/licenses/by-sa/4.0/deed.de)
+## for civil use only
+
+docker-enter() {
+	docker exec -it $1 ${2:-"/bin/bash"}
+}
+