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Allow funced to retry on error

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Fixes #1371
This commit is contained in:
ridiculousfish 2014-10-17 11:49:26 -07:00
parent a64c372a28
commit 15e095233b
1 changed files with 25 additions and 3 deletions
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28
share/functions/funced.fish
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@ -88,9 +88,31 @@ function funced --description 'Edit function definition'
else
echo $init > $tmpname
end
if eval $editor $tmpname
. $tmpname
end
# Repeatedly edit until it either parses successfully, or the user cancels
# If the editor command itself fails, we assume the user cancelled or the file
# could not be edited, and we do not try again
while true
if not eval $editor $tmpname
_ "Editing failed or was cancelled"
echo
else
if not source $tmpname
# Failed to source the function file. Prompt to try again.
echo # add a line between the parse error and the prompt
set -l repeat
set -l prompt (_ 'Edit the file again\? [Y/n]')
while test -z "$repeat"
read -p "echo $prompt\ " repeat
end
if not contains $repeat n N no NO No nO
continue
end
_ "Cancelled function editing"
echo
end
end
break
end
set -l stat $status
rm -f $tmpname >/dev/null
return $stat