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home-manager: Check VISUAL before EDITOR for editor

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Check VISUAL for a visual editor before EDITOR, as per Unix convention
and as followed by Git, crontab, mutt, and other tools.
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Scott Stevenson 2024-02-05 22:22:43 +00:00 committed by GitHub
parent 3c6f2dd59c
commit b319781e30
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2 changed files with 10 additions and 6 deletions
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2
docs/home-manager.1
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@ -97,7 +97,7 @@ Instantiate the configuration and print the resulting derivation\&.
.It Cm edit .It Cm edit
.RS 16 .RS 16
Open the home configuration using the editor indicated by \fBEDITOR\fR\&. Open the home configuration using the editor indicated by \fBVISUAL\fR or \fBEDITOR\fR\&.
.RE .RE
.Pp .Pp

8
home-manager/home-manager
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@ -565,11 +565,15 @@ function presentNews() {
} }
function doEdit() { function doEdit() {
if [[ ! -v VISUAL || -z $VISUAL ]]; then
if [[ ! -v EDITOR || -z $EDITOR ]]; then if [[ ! -v EDITOR || -z $EDITOR ]]; then
# shellcheck disable=2016 # shellcheck disable=2016
_i 'Please set the $EDITOR environment variable' >&2 _i 'Please set the $EDITOR or $VISUAL environment variable' >&2
return 1 return 1
fi fi
else
EDITOR=$VISUAL
fi
setConfigFile setConfigFile
@ -881,7 +885,7 @@ function doHelp() {
echo echo
echo " help Print this help" echo " help Print this help"
echo echo
echo " edit Open the home configuration in \$EDITOR" echo " edit Open the home configuration in \$VISUAL or \$EDITOR"
echo echo
echo " option OPTION.NAME" echo " option OPTION.NAME"
echo " Inspect configuration option named OPTION.NAME." echo " Inspect configuration option named OPTION.NAME."