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Feature request: Listing remote versions #42

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merged 2 commits into from
Jun 13, 2017
Merged

Feature request: Listing remote versions #42

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5ac1154
Add listing remote Lua, LuaJIT, and Luarocks versions.
umireon Apr 9, 2017
0c8cb21
Sort remote versions according to semver
umireon Apr 10, 2017
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65 changes: 53 additions & 12 deletions luaver
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Original file line number Diff line number Diff line change
Expand Up @@ -357,6 +357,19 @@ __luaver_get_lua_version_by_current_luarocks()
fi
}

# Returns the content at the given URL
# Synopsis:
# __luaver_get_url url
__luaver_get_url()
{
if curl -V >/dev/null 2>&1
then
curl -fsSL "$1"
else
wget -qO- "$1"
fi
}

# End of Helper functions
###############################################################################

Expand All @@ -371,19 +384,19 @@ __luaver_usage()
__luaver_print_formatted " luaver set-default <version> Sets <version> as default for lua"
__luaver_print_formatted " luaver unset-default Unsets the default lua version"
__luaver_print_formatted " luaver uninstall <version> Uninstalls lua-<version>"
__luaver_print_formatted " luaver list Lists installed lua versions"
__luaver_print_formatted " luaver list [-r] Lists installed lua versions"
__luaver_print_formatted " luaver install-luajit <version> Installs luajit-<version>"
__luaver_print_formatted " luaver use-luajit <version> Switches to luajit-<version>"
__luaver_print_formatted " luaver set-default-luajit <version> Sets <version> as default for luajit"
__luaver_print_formatted " luaver unset-default-luajit Unsets the default luajit version"
__luaver_print_formatted " luaver uninstall-luajit <version> Uninstalls luajit-<version>"
__luaver_print_formatted " luaver list-luajit Lists installed luajit versions"
__luaver_print_formatted " luaver list-luajit [-r] Lists installed luajit versions"
__luaver_print_formatted " luaver install-luarocks <version> Installs luarocks<version>"
__luaver_print_formatted " luaver use-luarocks <version> Switches to luarocks-<version>"
__luaver_print_formatted " luaver set-default-luarocks <version> Sets <version> as default for luarocks"
__luaver_print_formatted " luaver unset-default-luarocks Unsets the default luarocks version"
__luaver_print_formatted " luaver uninstall-luarocks <version> Uninstalls luarocks-<version>"
__luaver_print_formatted " luaver list-luarocks Lists all installed luarocks versions"
__luaver_print_formatted " luaver list-luarocks [-r] Lists all installed luarocks versions"
__luaver_print_formatted " luaver current Lists present versions being used"
__luaver_print_formatted " luaver version Displays luaver version"
__luaver_print_formatted "\nExamples:\n"
Expand Down Expand Up @@ -513,8 +526,16 @@ __luaver_uninstall_lua()

__luaver_list_lua()
{
__luaver_print "Installed versions: (currently $(__luaver_get_current_lua_version || echo none))"
'find' "${__luaver_LUA_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }'
if [ "x$1" = "x-r" ]
then
__luaver_get_url "https://www.lua.org/ftp/" |
'awk' 'match($0, /lua-5\.[0-9]+(\.[0-9]+)?/) { print substr($0, RSTART + 4, RLENGTH - 4) }' |
# Sort semver
'sort' -t . -k 1,1n -k 2,2n -k 3,3n
else
__luaver_print "Installed versions: (currently $(__luaver_get_current_lua_version || echo none))"
'find' "${__luaver_LUA_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }'
fi
}

__luaver_install_luajit()
Expand Down Expand Up @@ -614,8 +635,20 @@ __luaver_uninstall_luajit()

__luaver_list_luajit()
{
__luaver_print "Installed versions: (currently $(__luaver_get_current_luajit_version || echo none))"
'find' "${__luaver_LUAJIT_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }'
if [ "x$1" = "x-r" ]
then
__luaver_get_url "http://luajit.org/download.html" |
'awk' '/MD5 Checksums/,/<\/pre/ { print }' |
'awk' '/LuaJIT.*gz/ { print $2 }' |
'sed' -e s/LuaJIT-// -e s/\.tar\.gz// |
# Sort semver with 'beta'
'sed' -e s/-beta/.beta./ |
'sort' -t . -k 1,1n -k 2,2n -k 3,3n -k 4,4r -k 5,5n -r |
'sed' -e s/.beta./-beta/
else
__luaver_print "Installed versions: (currently $(__luaver_get_current_luajit_version || echo none))"
'find' "${__luaver_LUAJIT_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }'
fi
}

__luaver_install_luarocks()
Expand Down Expand Up @@ -738,8 +771,16 @@ __luaver_uninstall_luarocks()

__luaver_list_luarocks()
{
__luaver_print "Installed versions: (currently $(__luaver_get_current_luarocks_version || echo none) in lua $(__luaver_get_lua_version_by_current_luarocks || echo none))"
'find' "${__luaver_LUAROCKS_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }' | 'awk' -F_ '{ print $1 "\tlua:" $2}'
if [ "x$1" = "x-r" ]
then
__luaver_get_url "http://luarocks.github.io/luarocks/releases/releases.json" |
'awk' 'match($0, /"[0-9]+\.[0-9]\.[0-9]"/) { print substr($0, RSTART + 1, RLENGTH - 2) } ' |
# Sort semver
'sort' -t . -k 1,1n -k 2,2n -k 3,3n
else
__luaver_print "Installed versions: (currently $(__luaver_get_current_luarocks_version || echo none) in lua $(__luaver_get_lua_version_by_current_luarocks || echo none))"
'find' "${__luaver_LUAROCKS_DIR}" -name '*.*' -prune | 'awk' -F/ '{ print $NF }' | 'awk' -F_ '{ print $1 "\tlua:" $2}'
fi
}

__luaver_current()
Expand Down Expand Up @@ -788,21 +829,21 @@ luaver()
"set-default" ) __luaver_set_default_lua "${@}";;
"unset-default" ) __luaver_unset_default_lua "${@}";;
"uninstall" ) __luaver_uninstall_lua "${@}";;
"list" ) __luaver_list_lua;;
"list" ) __luaver_list_lua "${@}";;

"install-luajit") __luaver_install_luajit "${@}";;
"use-luajit" ) __luaver_use_luajit "${@}";;
"set-default-luajit" ) __luaver_set_default_luajit "${@}";;
"unset-default-luajit" ) __luaver_unset_default_luajit "${@}";;
"uninstall-luajit" ) __luaver_uninstall_luajit "${@}";;
"list-luajit" ) __luaver_list_luajit;;
"list-luajit" ) __luaver_list_luajit "${@}";;

"install-luarocks") __luaver_install_luarocks "${@}";;
"use-luarocks" ) __luaver_use_luarocks "${@}";;
"set-default-luarocks" ) __luaver_set_default_luarocks "${@}";;
"unset-default-luarocks" ) __luaver_unset_default_luarocks "${@}";;
"uninstall-luarocks" ) __luaver_uninstall_luarocks "${@}";;
"list-luarocks" ) __luaver_list_luarocks;;
"list-luarocks" ) __luaver_list_luarocks "${@}";;

"current" ) __luaver_current;;
"version" ) __luaver_version;;
Expand Down