config/shell: fix default editor

.config/shell/functions

@@ -20,7 +20,7 @@ alias editenv='sudoedit /etc/environment'
 editright() {
 	test ! -f "$1" && mkdir -p $(dirname "$1") || sudo mkdir -p $(dirname "$1")
 	echo "Editing $1..."
-	test -O "$1" && $EDITOR "$1" || sudoedit "$1"
+	(test -O "$1" || (test ! -f "$1" && test -O $(dirname "$1"))) && $EDITOR "$1" || sudoedit "$1"
 }
 
 # Underline arg

.config/zsh/.zshrc

@@ -164,11 +164,7 @@ alias zln='noglob zmv -L'
 alias zsy='noglob zmv -Ls'
 
 # Preferred editor for local and remote sessions
-if [[ -n $SSH_CONNECTION ]]; then
-  export EDITOR='vim'
-else
-  export EDITOR='nvim'
-fi
+which nvim >/dev/null && export EDITOR='nvim' || export EDITOR='vim'
 
 for file in $CONFIG_SHELLS/*; do source $file; done