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update help to use argparse

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This commit is contained in:
Kurtis Rader 2017-07-13 13:49:15 -07:00
parent 86af63cd39
commit 140e6204be
1 changed files with 13 additions and 17 deletions
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30
share/functions/help.fish
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@ -1,26 +1,24 @@
function help --description 'Show help for the fish shell'
set -l options 'h/help'
argparse -n help --max-args=1 $options -- $argv
or return
# Declare variables to set correct scope
set -l fish_browser
set -l h syntax completion editor job-control todo bugs history killring help
set h $h color prompt title variables builtin-overview changes expand
set h $h expand-variable expand-home expand-brace expand-wildcard
set -l help_topics $h expand-command-substitution expand-process
# 'help -h' should launch 'help help'
if count $argv >/dev/null
switch $argv[1]
case -h --h --he --hel --help
__fish_print_help help
return 0
end
if set -q _flag_help
__fish_print_help help
return 0
end
set -l fish_help_item $argv[1]
set -l help_topics syntax completion editor job-control todo bugs history killring help
set help_topics $help_topics color prompt title variables builtin-overview changes expand
set help_topics $help_topics expand-variable expand-home expand-brace expand-wildcard
set help_topics $help_topics expand-command-substitution expand-process
#
# Find a suitable browser for viewing the help pages. This is needed
# by the help function defined below.
#
set -l fish_browser
set -l graphical_browsers htmlview x-www-browser firefox galeon mozilla konqueror epiphany opera netscape rekonq google-chrome chromium-browser
if set -q fish_help_browser[1]
@ -86,8 +84,6 @@ function help --description 'Show help for the fish shell'
end
end
set -l fish_help_item $argv[1]
switch "$fish_help_item"
case "."
set fish_help_page "commands.html\#source"