diff --git a/_converter b/_converter new file mode 100644 index 0000000..e21d7fb --- /dev/null +++ b/_converter @@ -0,0 +1,205 @@ +#compdef converter + +# zsh completion for converter -*- shell-script -*- + +__converter_debug() +{ + local file="$BASH_COMP_DEBUG_FILE" + if [[ -n ${file} ]]; then + echo "$*" >> "${file}" + fi +} + +_converter() +{ + local shellCompDirectiveError=1 + local shellCompDirectiveNoSpace=2 + local shellCompDirectiveNoFileComp=4 + local shellCompDirectiveFilterFileExt=8 + local shellCompDirectiveFilterDirs=16 + + local lastParam lastChar flagPrefix requestComp out directive comp lastComp noSpace + local -a completions + + __converter_debug "\n========= starting completion logic ==========" + __converter_debug "CURRENT: ${CURRENT}, words[*]: ${words[*]}" + + # The user could have moved the cursor backwards on the command-line. + # We need to trigger completion from the $CURRENT location, so we need + # to truncate the command-line ($words) up to the $CURRENT location. + # (We cannot use $CURSOR as its value does not work when a command is an alias.) + words=("${=words[1,CURRENT]}") + __converter_debug "Truncated words[*]: ${words[*]}," + + lastParam=${words[-1]} + lastChar=${lastParam[-1]} + __converter_debug "lastParam: ${lastParam}, lastChar: ${lastChar}" + + # For zsh, when completing a flag with an = (e.g., converter -n=) + # completions must be prefixed with the flag + setopt local_options BASH_REMATCH + if [[ "${lastParam}" =~ '-.*=' ]]; then + # We are dealing with a flag with an = + flagPrefix="-P ${BASH_REMATCH}" + fi + + # Prepare the command to obtain completions + requestComp="${words[1]} __complete ${words[2,-1]}" + if [ "${lastChar}" = "" ]; then + # If the last parameter is complete (there is a space following it) + # We add an extra empty parameter so we can indicate this to the go completion code. + __converter_debug "Adding extra empty parameter" + requestComp="${requestComp} \"\"" + fi + + __converter_debug "About to call: eval ${requestComp}" + + # Use eval to handle any environment variables and such + out=$(eval ${requestComp} 2>/dev/null) + __converter_debug "completion output: ${out}" + + # Extract the directive integer following a : from the last line + local lastLine + while IFS='\n' read -r line; do + lastLine=${line} + done < <(printf "%s\n" "${out[@]}") + __converter_debug "last line: ${lastLine}" + + if [ "${lastLine[1]}" = : ]; then + directive=${lastLine[2,-1]} + # Remove the directive including the : and the newline + local suffix + (( suffix=${#lastLine}+2)) + out=${out[1,-$suffix]} + else + # There is no directive specified. Leave $out as is. + __converter_debug "No directive found. Setting do default" + directive=0 + fi + + __converter_debug "directive: ${directive}" + __converter_debug "completions: ${out}" + __converter_debug "flagPrefix: ${flagPrefix}" + + if [ $((directive & shellCompDirectiveError)) -ne 0 ]; then + __converter_debug "Completion received error. Ignoring completions." + return + fi + + local activeHelpMarker="_activeHelp_ " + local endIndex=${#activeHelpMarker} + local startIndex=$((${#activeHelpMarker}+1)) + local hasActiveHelp=0 + while IFS='\n' read -r comp; do + # Check if this is an activeHelp statement (i.e., prefixed with $activeHelpMarker) + if [ "${comp[1,$endIndex]}" = "$activeHelpMarker" ];then + __converter_debug "ActiveHelp found: $comp" + comp="${comp[$startIndex,-1]}" + if [ -n "$comp" ]; then + compadd -x "${comp}" + __converter_debug "ActiveHelp will need delimiter" + hasActiveHelp=1 + fi + + continue + fi + + if [ -n "$comp" ]; then + # If requested, completions are returned with a description. + # The description is preceded by a TAB character. + # For zsh's _describe, we need to use a : instead of a TAB. + # We first need to escape any : as part of the completion itself. + comp=${comp//:/\\:} + + local tab="$(printf '\t')" + comp=${comp//$tab/:} + + __converter_debug "Adding completion: ${comp}" + completions+=${comp} + lastComp=$comp + fi + done < <(printf "%s\n" "${out[@]}") + + # Add a delimiter after the activeHelp statements, but only if: + # - there are completions following the activeHelp statements, or + # - file completion will be performed (so there will be choices after the activeHelp) + if [ $hasActiveHelp -eq 1 ]; then + if [ ${#completions} -ne 0 ] || [ $((directive & shellCompDirectiveNoFileComp)) -eq 0 ]; then + __converter_debug "Adding activeHelp delimiter" + compadd -x "--" + hasActiveHelp=0 + fi + fi + + if [ $((directive & shellCompDirectiveNoSpace)) -ne 0 ]; then + __converter_debug "Activating nospace." + noSpace="-S ''" + fi + + if [ $((directive & shellCompDirectiveFilterFileExt)) -ne 0 ]; then + # File extension filtering + local filteringCmd + filteringCmd='_files' + for filter in ${completions[@]}; do + if [ ${filter[1]} != '*' ]; then + # zsh requires a glob pattern to do file filtering + filter="\*.$filter" + fi + filteringCmd+=" -g $filter" + done + filteringCmd+=" ${flagPrefix}" + + __converter_debug "File filtering command: $filteringCmd" + _arguments '*:filename:'"$filteringCmd" + elif [ $((directive & shellCompDirectiveFilterDirs)) -ne 0 ]; then + # File completion for directories only + local subdir + subdir="${completions[1]}" + if [ -n "$subdir" ]; then + __converter_debug "Listing directories in $subdir" + pushd "${subdir}" >/dev/null 2>&1 + else + __converter_debug "Listing directories in ." + fi + + local result + _arguments '*:dirname:_files -/'" ${flagPrefix}" + result=$? + if [ -n "$subdir" ]; then + popd >/dev/null 2>&1 + fi + return $result + else + __converter_debug "Calling _describe" + if eval _describe "completions" completions $flagPrefix $noSpace; then + __converter_debug "_describe found some completions" + + # Return the success of having called _describe + return 0 + else + __converter_debug "_describe did not find completions." + __converter_debug "Checking if we should do file completion." + if [ $((directive & shellCompDirectiveNoFileComp)) -ne 0 ]; then + __converter_debug "deactivating file completion" + + # We must return an error code here to let zsh know that there were no + # completions found by _describe; this is what will trigger other + # matching algorithms to attempt to find completions. + # For example zsh can match letters in the middle of words. + return 1 + else + # Perform file completion + __converter_debug "Activating file completion" + + # We must return the result of this command, so it must be the + # last command, or else we must store its result to return it. + _arguments '*:filename:_files'" ${flagPrefix}" + fi + fi + fi +} + +# don't run the completion function when being source-ed or eval-ed +if [ "$funcstack[1]" = "_converter" ]; then + _converter +fi diff --git a/cmd/time.go b/cmd/time.go new file mode 100644 index 0000000..52834bf --- /dev/null +++ b/cmd/time.go @@ -0,0 +1,467 @@ +package cmd + +import ( + "fmt" + "strings" + "time" + + "github.com/spf13/cobra" +) + +var timezones = []string{ + "Africa/Abidjan", + "Africa/Accra", + "Africa/Addis_Ababa", + "Africa/Algiers", + "Africa/Asmara", + "Africa/Bamako", + "Africa/Bangui", + "Africa/Banjul", + "Africa/Bissau", + "Africa/Blantyre", + "Africa/Brazzaville", + "Africa/Bujumbura", + "Africa/Cairo", + "Africa/Casablanca", + "Africa/Ceuta", + "Africa/Conakry", + "Africa/Dakar", + "Africa/Dar_es_Salaam", + "Africa/Djibouti", + "Africa/Douala", + "Africa/El_Aaiun", + "Africa/Freetown", + "Africa/Gaborone", + "Africa/Harare", + "Africa/Johannesburg", + "Africa/Juba", + "Africa/Kampala", + "Africa/Khartoum", + "Africa/Kigali", + "Africa/Kinshasa", + "Africa/Lagos", + "Africa/Libreville", + "Africa/Lome", + "Africa/Luanda", + "Africa/Lubumbashi", + "Africa/Lusaka", + "Africa/Malabo", + "Africa/Maputo", + "Africa/Maseru", + "Africa/Mbabane", + "Africa/Mogadishu", + "Africa/Monrovia", + "Africa/Nairobi", + "Africa/Ndjamena", + "Africa/Niamey", + "Africa/Nouakchott", + "Africa/Ouagadougou", + "Africa/Porto-Novo", + "Africa/Sao_Tome", + "Africa/Tripoli", + "Africa/Tunis", + "Africa/Windhoek", + "America/Adak", + "America/Anchorage", + "America/Anguilla", + "America/Antigua", + "America/Araguaina", + "America/Argentina/Buenos_Aires", + "America/Argentina/Catamarca", + "America/Argentina/Cordoba", + "America/Argentina/Jujuy", + "America/Argentina/La_Rioja", + "America/Argentina/Mendoza", + "America/Argentina/Rio_Gallegos", + "America/Argentina/Salta", + "America/Argentina/San_Juan", + "America/Argentina/San_Luis", + "America/Argentina/Tucuman", + "America/Argentina/Ushuaia", + "America/Aruba", + "America/Asuncion", + "America/Atikokan", + "America/Bahia", + "America/Bahia_Banderas", + "America/Barbados", + "America/Belem", + "America/Belize", + "America/Blanc-Sablon", + "America/Boa_Vista", + "America/Bogota", + "America/Boise", + "America/Cambridge_Bay", + "America/Campo_Grande", + "America/Cancun", + "America/Caracas", + "America/Cayenne", + "America/Cayman", + "America/Chicago", + "America/Chihuahua", + "America/Ciudad_Juarez", + "America/Costa_Rica", + "America/Creston", + "America/Cuiaba", + "America/Curacao", + "America/Danmarkshavn", + "America/Dawson", + "America/Dawson_Creek", + "America/Denver", + "America/Detroit", + "America/Dominica", + "America/Edmonton", + "America/Eirunepe", + "America/El_Salvador", + "America/Fort_Nelson", + "America/Fortaleza", + "America/Glace_Bay", + "America/Goose_Bay", + "America/Grand_Turk", + "America/Grenada", + "America/Guadeloupe", + "America/Guatemala", + "America/Guayaquil", + "America/Guyana", + "America/Halifax", + "America/Havana", + "America/Hermosillo", + "America/Indiana/Indianapolis", + "America/Indiana/Knox", + "America/Indiana/Marengo", + "America/Indiana/Petersburg", + "America/Indiana/Tell_City", + "America/Indiana/Vevay", + "America/Indiana/Vincennes", + "America/Indiana/Winamac", + "America/Inuvik", + "America/Iqaluit", + "America/Jamaica", + "America/Juneau", + "America/Kentucky/Louisville", + "America/Kentucky/Monticello", + "America/Kralendijk", + "America/La_Paz", + "America/Lima", + "America/Los_Angeles", + "America/Lower_Princes", + "America/Maceio", + "America/Managua", + "America/Manaus", + "America/Marigot", + "America/Martinique", + "America/Matamoros", + "America/Mazatlan", + "America/Menominee", + "America/Merida", + "America/Metlakatla", + "America/Mexico_City", + "America/Miquelon", + "America/Moncton", + "America/Monterrey", + "America/Montevideo", + "America/Montserrat", + "America/Nassau", + "America/New_York", + "America/Nome", + "America/Noronha", + "America/North_Dakota/Beulah", + "America/North_Dakota/Center", + "America/North_Dakota/New_Salem", + "America/Nuuk", + "America/Ojinaga", + "America/Panama", + "America/Paramaribo", + "America/Phoenix", + "America/Port-au-Prince", + "America/Port_of_Spain", + "America/Porto_Velho", + "America/Puerto_Rico", + "America/Punta_Arenas", + "America/Rankin_Inlet", + "America/Recife", + "America/Regina", + "America/Resolute", + "America/Rio_Branco", + "America/Santarem", + "America/Santiago", + "America/Santo_Domingo", + "America/Sao_Paulo", + "America/Scoresbysund", + "America/Sitka", + "America/St_Barthelemy", + "America/St_Johns", + "America/St_Kitts", + "America/St_Lucia", + "America/St_Thomas", + "America/St_Vincent", + "America/Swift_Current", + "America/Tegucigalpa", + "America/Thule", + "America/Tijuana", + "America/Toronto", + "America/Tortola", + "America/Vancouver", + "America/Whitehorse", + "America/Winnipeg", + "America/Yakutat", + "America/Yellowknife", + "Antarctica/Casey", + "Antarctica/Davis", + "Antarctica/DumontDUrville", + "Antarctica/Macquarie", + "Antarctica/Mawson", + "Antarctica/McMurdo", + "Antarctica/Palmer", + "Antarctica/Rothera", + "Antarctica/Syowa", + "Antarctica/Troll", + "Antarctica/Vostok", + "Arctic/Longyearbyen", + "Asia/Aden", + "Asia/Almaty", + "Asia/Amman", + "Asia/Anadyr", + "Asia/Aqtau", + "Asia/Aqtobe", + "Asia/Ashgabat", + "Asia/Atyrau", + "Asia/Baghdad", + "Asia/Bahrain", + "Asia/Baku", + "Asia/Bangkok", + "Asia/Barnaul", + "Asia/Beirut", + "Asia/Bishkek", + "Asia/Brunei", + "Asia/Chita", + "Asia/Choibalsan", + "Asia/Colombo", + "Asia/Damascus", + "Asia/Dhaka", + "Asia/Dili", + "Asia/Dubai", + "Asia/Dushanbe", + "Asia/Famagusta", + "Asia/Gaza", + "Asia/Hebron", + "Asia/Ho_Chi_Minh", + "Asia/Hong_Kong", + "Asia/Hovd", + "Asia/Irkutsk", + "Asia/Jakarta", + "Asia/Jayapura", + "Asia/Jerusalem", + "Asia/Kabul", + "Asia/Kamchatka", + "Asia/Karachi", + "Asia/Kathmandu", + "Asia/Khandyga", + "Asia/Kolkata", + "Asia/Krasnoyarsk", + "Asia/Kuala_Lumpur", + "Asia/Kuching", + "Asia/Kuwait", + "Asia/Macau", + "Asia/Magadan", + "Asia/Makassar", + "Asia/Manila", + "Asia/Muscat", + "Asia/Nicosia", + "Asia/Novokuznetsk", + "Asia/Novosibirsk", + "Asia/Omsk", + "Asia/Oral", + "Asia/Phnom_Penh", + "Asia/Pontianak", + "Asia/Pyongyang", + "Asia/Qatar", + "Asia/Qostanay", + "Asia/Qyzylorda", + "Asia/Riyadh", + "Asia/Sakhalin", + "Asia/Samarkand", + "Asia/Seoul", + "Asia/Shanghai", + "Asia/Singapore", + "Asia/Srednekolymsk", + "Asia/Taipei", + "Asia/Tashkent", + "Asia/Tbilisi", + "Asia/Tehran", + "Asia/Thimphu", + "Asia/Tokyo", + "Asia/Tomsk", + "Asia/Ulaanbaatar", + "Asia/Urumqi", + "Asia/Ust-Nera", + "Asia/Vientiane", + "Asia/Vladivostok", + "Asia/Yakutsk", + "Asia/Yangon", + "Asia/Yekaterinburg", + "Asia/Yerevan", + "Atlantic/Azores", + "Atlantic/Bermuda", + "Atlantic/Canary", + "Atlantic/Cape_Verde", + "Atlantic/Faroe", + "Atlantic/Madeira", + "Atlantic/Reykjavik", + "Atlantic/South_Georgia", + "Atlantic/St_Helena", + "Atlantic/Stanley", + "Australia/Adelaide", + "Australia/Brisbane", + "Australia/Broken_Hill", + "Australia/Darwin", + "Australia/Eucla", + "Australia/Hobart", + "Australia/Lindeman", + "Australia/Lord_Howe", + "Australia/Melbourne", + "Australia/Perth", + "Australia/Sydney", + "Europe/Amsterdam", + "Europe/Andorra", + "Europe/Astrakhan", + "Europe/Athens", + "Europe/Belgrade", + "Europe/Berlin", + "Europe/Bratislava", + "Europe/Brussels", + "Europe/Bucharest", + "Europe/Budapest", + "Europe/Busingen", + "Europe/Chisinau", + "Europe/Copenhagen", + "Europe/Dublin", + "Europe/Gibraltar", + "Europe/Guernsey", + "Europe/Helsinki", + "Europe/Isle_of_Man", + "Europe/Istanbul", + "Europe/Jersey", + "Europe/Kaliningrad", + "Europe/Kirov", + "Europe/Kyiv", + "Europe/Lisbon", + "Europe/Ljubljana", + "Europe/London", + "Europe/Luxembourg", + "Europe/Madrid", + "Europe/Malta", + "Europe/Mariehamn", + "Europe/Minsk", + "Europe/Monaco", + "Europe/Moscow", + "Europe/Oslo", + "Europe/Paris", + "Europe/Podgorica", + "Europe/Prague", + "Europe/Riga", + "Europe/Rome", + "Europe/Samara", + "Europe/San_Marino", + "Europe/Sarajevo", + "Europe/Saratov", + "Europe/Simferopol", + "Europe/Skopje", + "Europe/Sofia", + "Europe/Stockholm", + "Europe/Tallinn", + "Europe/Tirane", + "Europe/Ulyanovsk", + "Europe/Vaduz", + "Europe/Vatican", + "Europe/Vienna", + "Europe/Vilnius", + "Europe/Volgograd", + "Europe/Warsaw", + "Europe/Zagreb", + "Europe/Zurich", + "Indian/Antananarivo", + "Indian/Chagos", + "Indian/Christmas", + "Indian/Cocos", + "Indian/Comoro", + "Indian/Kerguelen", + "Indian/Mahe", + "Indian/Maldives", + "Indian/Mauritius", + "Indian/Mayotte", + "Indian/Reunion", + "Pacific/Apia", + "Pacific/Auckland", + "Pacific/Bougainville", + "Pacific/Chatham", + "Pacific/Chuuk", + "Pacific/Easter", + "Pacific/Efate", + "Pacific/Fakaofo", + "Pacific/Fiji", + "Pacific/Funafuti", + "Pacific/Galapagos", + "Pacific/Gambier", + "Pacific/Guadalcanal", + "Pacific/Guam", + "Pacific/Honolulu", + "Pacific/Kanton", + "Pacific/Kiritimati", + "Pacific/Kosrae", + "Pacific/Kwajalein", + "Pacific/Majuro", + "Pacific/Marquesas", + "Pacific/Midway", + "Pacific/Nauru", + "Pacific/Niue", + "Pacific/Norfolk", + "Pacific/Noumea", + "Pacific/Pago_Pago", + "Pacific/Palau", + "Pacific/Pitcairn", + "Pacific/Pohnpei", + "Pacific/Port_Moresby", + "Pacific/Rarotonga", + "Pacific/Saipan", + "Pacific/Tahiti", + "Pacific/Tarawa", + "Pacific/Tongatapu", + "Pacific/Wake", + "Pacific/Wallis", +} + +var timeCmd = &cobra.Command{ + Use: "time", + Short: "gets current time in given city", + Long: `gets current time in given city`, + Args: cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs), + ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { + if len(args) == 1 { + return nil, cobra.ShellCompDirectiveNoFileComp + } + return getTimeZone(toComplete), cobra.ShellCompDirectiveNoFileComp + }, + RunE: func(cmd *cobra.Command, args []string) error { + loc, _ := time.LoadLocation(args[0]) + fmt.Println(time.Now().In(loc)) + return nil + }, +} + +func getTimeZone(in string) []string { + out := []string{} + for _, tz := range timezones { + if in == "" { + out = append(out, tz) + } else { + if strings.HasPrefix(tz, in) { + out = append(out, tz) + } + } + } + return out +} + +func init() { + rootCmd.AddCommand(timeCmd) +} diff --git a/go.mod b/go.mod index 188a2be..243344d 100644 --- a/go.mod +++ b/go.mod @@ -7,6 +7,7 @@ require ( github.com/bcicen/bfstree v1.0.0 // indirect github.com/bcicen/go-units v1.0.4 // indirect github.com/inconshreveable/mousetrap v1.0.1 // indirect + github.com/kelvins/geocoder v0.0.0-20200113010004-f579500e9e27 // indirect github.com/spf13/cobra v1.6.1 // indirect github.com/spf13/pflag v1.0.5 // indirect ) diff --git a/go.sum b/go.sum index 083b5c7..35ab5cf 100644 --- a/go.sum +++ b/go.sum @@ -7,6 +7,8 @@ github.com/bcicen/go-units v1.0.4/go.mod h1:c7/sSz9cc6XvnrjsyNwoKHqN6KDDf8LME5vS github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o= github.com/inconshreveable/mousetrap v1.0.1 h1:U3uMjPSQEBMNp1lFxmllqCPM6P5u/Xq7Pgzkat/bFNc= github.com/inconshreveable/mousetrap v1.0.1/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= +github.com/kelvins/geocoder v0.0.0-20200113010004-f579500e9e27 h1:ekI686mLb7Nxb8fgczSM1iV235ypZpOZwL/ANcGZ9Lg= +github.com/kelvins/geocoder v0.0.0-20200113010004-f579500e9e27/go.mod h1:JaVDVP24FJxa8OtNO5T1A2WKgstNreJGyK1PvBRzPW0= github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA= github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=