feat(tui): add --print-locales to print all available locales

crates/trippy-tui/src/config.rs

@@ -256,6 +256,8 @@ pub enum TrippyAction {
     PrintShellCompletions(Shell),
     /// Generate a man page and exit.
     PrintManPage,
+    /// Print all available locales and exit.
+    PrintLocales,
 }
 
 impl TrippyAction {
@@ -270,6 +272,8 @@ impl TrippyAction {
             Self::PrintShellCompletions(shell)
         } else if args.generate_man {
             Self::PrintManPage
+        } else if args.print_locales {
+            Self::PrintLocales
         } else {
             Self::Trippy(TrippyConfig::from(args, privilege, pid)?)
         })
@@ -1645,6 +1649,7 @@ mod tests {
     #[test_case("trip --generate bash", Ok(TrippyAction::PrintShellCompletions(Shell::Bash)); "generate bash shell completions")]
     #[test_case("trip --generate foo", Err(anyhow!("error: invalid value 'foo' for '--generate <GENERATE>' [possible values: bash, elvish, fish, powershell, zsh] For more information, try '--help'.")); "generate invalid shell completions")]
     #[test_case("trip --generate-man", Ok(TrippyAction::PrintManPage); "generate man page")]
+    #[test_case("trip --print-locales", Ok(TrippyAction::PrintLocales); "print all locales")]
     fn test_action(cmd: &str, expected: anyhow::Result<TrippyAction>) {
         compare(parse_action(cmd), expected);
     }

crates/trippy-tui/src/config/cmd.rs

@@ -19,7 +19,7 @@ use std::time::Duration;
 #[command(name = "trip", author, version, about, long_about = None, arg_required_else_help(true), styles=Styles::styled())]
 pub struct Args {
     /// A space delimited list of hostnames and IPs to trace
-    #[arg(required_unless_present_any(["print_tui_theme_items", "print_tui_binding_commands", "print_config_template", "generate", "generate_man"]))]
+    #[arg(required_unless_present_any(["print_tui_theme_items", "print_tui_binding_commands", "print_config_template", "generate", "generate_man", "print_locales"]))]
     pub targets: Vec<String>,
 
     /// Config file
@@ -260,6 +260,10 @@ pub struct Args {
     #[arg(long)]
     pub print_config_template: bool,
 
+    /// Print all available TUI locales and exit
+    #[arg(long)]
+    pub print_locales: bool,
+
     /// The debug log format [default: pretty]
     #[arg(long)]
     pub log_format: Option<LogFormat>,

crates/trippy-tui/src/lib.rs

@@ -35,6 +35,7 @@ pub fn trippy() -> anyhow::Result<()> {
         TrippyAction::PrintConfigTemplate => print::print_config_template(),
         TrippyAction::PrintManPage => print::print_man_page()?,
         TrippyAction::PrintShellCompletions(shell) => print::print_shell_completions(shell)?,
+        TrippyAction::PrintLocales => print::print_locales(),
     }
     Ok(())
 }

crates/trippy-tui/src/locale.rs

@@ -21,6 +21,11 @@ pub fn locale() -> String {
     rust_i18n::locale().to_string()
 }
 
+/// Get all available locales.
+pub fn available_locales() -> Vec<&'static str> {
+    rust_i18n::available_locales!()
+}
+
 fn set_locale_inner(locale: &str) {
     let all_locales = rust_i18n::available_locales!();
     if all_locales.contains(&locale) {

crates/trippy-tui/src/print.rs

@@ -1,6 +1,8 @@
 use crate::config::{Args, TuiCommandItem, TuiThemeItem};
+use crate::locale::available_locales;
 use clap::CommandFactory;
 use clap_complete::Shell;
+use itertools::Itertools;
 use std::process;
 use strum::VariantNames;
 
@@ -29,6 +31,11 @@ pub fn print_man_page() -> anyhow::Result<()> {
     process::exit(0);
 }
 
+pub fn print_locales() {
+    println!("TUI locales: {}", available_locales().iter().join(", "));
+    process::exit(0);
+}
+
 fn tui_theme_items() -> String {
     format!(
         "TUI theme color items: {}",

crates/trippy-tui/tests/resources/snapshots/trippy_tui__config__tests__compare_snapshot@trip.snap

@@ -1,4 +1,4 @@
 ---
 source: crates/trippy-tui/src/config.rs
 ---
-AnetworkdiagnostictoolUsage:trip[OPTIONS][TARGETS]...Arguments:[TARGETS]...AspacedelimitedlistofhostnamesandIPstotraceOptions:-c,--config-file<CONFIG_FILE>Configfile-m,--mode<MODE>Outputmode[default:tui][possiblevalues:tui,stream,pretty,markdown,csv,json,dot,flows,silent]-u,--unprivilegedTracewithoutrequiringelevatedprivilegesonsupportedplatforms[default:false]-p,--protocol<PROTOCOL>Tracingprotocol[default:icmp][possiblevalues:icmp,udp,tcp]--udpTraceusingtheUDPprotocol--tcpTraceusingtheTCPprotocol--icmpTraceusingtheICMPprotocol-F,--addr-family<ADDR_FAMILY>Theaddressfamily[default:Ipv4thenIpv6][possiblevalues:ipv4,ipv6,ipv6-then-ipv4,ipv4-then-ipv6]-4,--ipv4UseIPv4only-6,--ipv6UseIPv6only-P,--target-port<TARGET_PORT>Thetargetport(TCP&UDPonly)[default:80]-S,--source-port<SOURCE_PORT>Thesourceport(TCP&UDPonly)[default:auto]-A,--source-address<SOURCE_ADDRESS>ThesourceIPaddress[default:auto]-I,--interface<INTERFACE>Thenetworkinterface[default:auto]-i,--min-round-duration<MIN_ROUND_DURATION>Theminimumdurationofeveryround[default:1s]-T,--max-round-duration<MAX_ROUND_DURATION>Themaximumdurationofeveryround[default:1s]-g,--grace-duration<GRACE_DURATION>TheperiodoftimetowaitforadditionalICMPresponsesafterthetargethasresponded[default:100ms]--initial-sequence<INITIAL_SEQUENCE>Theinitialsequencenumber[default:33434]-R,--multipath-strategy<MULTIPATH_STRATEGY>TheEqual-costMulti-Pathroutingstrategy(UDPonly)[default:classic][possiblevalues:classic,paris,dublin]-U,--max-inflight<MAX_INFLIGHT>Themaximumnumberofin-flightICMPechorequests[default:24]-f,--first-ttl<FIRST_TTL>TheTTLtostartfrom[default:1]-t,--max-ttl<MAX_TTL>ThemaximumnumberofTTLhops[default:64]--packet-size<PACKET_SIZE>ThesizeofIPpackettosend(IPheader+ICMPheader+payload)[default:84]--payload-pattern<PAYLOAD_PATTERN>TherepeatingpatterninthepayloadoftheICMPpacket[default:0]-Q,--tos<TOS>TheTOS(i.e.DSCP+ECN)IPheadervalue(TCPandUDPonly)[default:0]-e,--icmp-extensionsParseICMPextensions--read-timeout<READ_TIMEOUT>Thesocketreadtimeout[default:10ms]-r,--dns-resolve-method<DNS_RESOLVE_METHOD>HowtoperformDNSqueries[default:system][possiblevalues:system,resolv,google,cloudflare]-y,--dns-resolve-allTracetoallIPsresolvedfromDNSlookup[default:false]--dns-timeout<DNS_TIMEOUT>ThemaximumtimetowaittoperformDNSqueries[default:5s]--dns-ttl<DNS_TTL>Thetime-to-live(TTL)ofDNSentries[default:300s]-z,--dns-lookup-as-infoLookupautonomoussystem(AS)informationduringDNSqueries[default:false]-s,--max-samples<MAX_SAMPLES>Themaximumnumberofsamplestorecordperhop[default:256]--max-flows<MAX_FLOWS>Themaximumnumberofflowstorecord[default:64]-a,--tui-address-mode<TUI_ADDRESS_MODE>Howtorenderaddresses[default:host][possiblevalues:ip,host,both]--tui-as-mode<TUI_AS_MODE>Howtorenderautonomoussystem(AS)information[default:asn][possiblevalues:asn,prefix,country-code,registry,allocated,name]--tui-custom-columns<TUI_CUSTOM_COLUMNS>CustomcolumnstobedisplayedintheTUIhopstable[default:holsravbwdt]--tui-icmp-extension-mode<TUI_ICMP_EXTENSION_MODE>HowtorenderICMPextensions[default:off][possiblevalues:off,mpls,full,all]--tui-geoip-mode<TUI_GEOIP_MODE>HowtorenderGeoIpinformation[default:short][possiblevalues:off,short,long,location]-M,--tui-max-addrs<TUI_MAX_ADDRS>Themaximumnumberofaddressestoshowperhop[default:auto]--tui-preserve-screenPreservethescreenonexit[default:false]--tui-refresh-rate<TUI_REFRESH_RATE>TheTUIrefreshrate[default:100ms]--tui-privacy-max-ttl<TUI_PRIVACY_MAX_TTL>Themaximumttlofhopswhichwillbemaskedforprivacy[default:0]--tui-locale<TUI_LOCALE>ThelocaletousefortheTUI[default:auto]--tui-theme-colors<TUI_THEME_COLORS>TheTUIthemecolors[item=color,item=color,..]--print-tui-theme-itemsPrintallTUIthemeitemsandexit--tui-key-bindings<TUI_KEY_BINDINGS>TheTUIkeybindings[command=key,command=key,..]--print-tui-binding-commandsPrintallTUIcommandsthatcanbeboundandexit-C,--report-cycles<REPORT_CYCLES>Thenumberofreportcyclestorun[default:10]-G,--geoip-mmdb-file<GEOIP_MMDB_FILE>ThesupportedMaxMindorIPinfoGeoIpmmdbfile--generate<GENERATE>Generateshellcompletion[possiblevalues:bash,elvish,fish,powershell,zsh]--generate-manGenerateROFFmanpage--print-config-templatePrintatemplatetomlconfigfileandexit--log-format<LOG_FORMAT>Thedebuglogformat[default:pretty][possiblevalues:compact,pretty,json,chrome]--log-filter<LOG_FILTER>Thedebuglogfilter[default:trippy=debug]--log-span-events<LOG_SPAN_EVENTS>Thedebuglogformat[default:off][possiblevalues:off,active,full]-v,--verboseEnableverbosedebuglogging-h,--helpPrinthelp(seemorewith'--help')-V,--versionPrintversion
+AnetworkdiagnostictoolUsage:trip[OPTIONS][TARGETS]...Arguments:[TARGETS]...AspacedelimitedlistofhostnamesandIPstotraceOptions:-c,--config-file<CONFIG_FILE>Configfile-m,--mode<MODE>Outputmode[default:tui][possiblevalues:tui,stream,pretty,markdown,csv,json,dot,flows,silent]-u,--unprivilegedTracewithoutrequiringelevatedprivilegesonsupportedplatforms[default:false]-p,--protocol<PROTOCOL>Tracingprotocol[default:icmp][possiblevalues:icmp,udp,tcp]--udpTraceusingtheUDPprotocol--tcpTraceusingtheTCPprotocol--icmpTraceusingtheICMPprotocol-F,--addr-family<ADDR_FAMILY>Theaddressfamily[default:Ipv4thenIpv6][possiblevalues:ipv4,ipv6,ipv6-then-ipv4,ipv4-then-ipv6]-4,--ipv4UseIPv4only-6,--ipv6UseIPv6only-P,--target-port<TARGET_PORT>Thetargetport(TCP&UDPonly)[default:80]-S,--source-port<SOURCE_PORT>Thesourceport(TCP&UDPonly)[default:auto]-A,--source-address<SOURCE_ADDRESS>ThesourceIPaddress[default:auto]-I,--interface<INTERFACE>Thenetworkinterface[default:auto]-i,--min-round-duration<MIN_ROUND_DURATION>Theminimumdurationofeveryround[default:1s]-T,--max-round-duration<MAX_ROUND_DURATION>Themaximumdurationofeveryround[default:1s]-g,--grace-duration<GRACE_DURATION>TheperiodoftimetowaitforadditionalICMPresponsesafterthetargethasresponded[default:100ms]--initial-sequence<INITIAL_SEQUENCE>Theinitialsequencenumber[default:33434]-R,--multipath-strategy<MULTIPATH_STRATEGY>TheEqual-costMulti-Pathroutingstrategy(UDPonly)[default:classic][possiblevalues:classic,paris,dublin]-U,--max-inflight<MAX_INFLIGHT>Themaximumnumberofin-flightICMPechorequests[default:24]-f,--first-ttl<FIRST_TTL>TheTTLtostartfrom[default:1]-t,--max-ttl<MAX_TTL>ThemaximumnumberofTTLhops[default:64]--packet-size<PACKET_SIZE>ThesizeofIPpackettosend(IPheader+ICMPheader+payload)[default:84]--payload-pattern<PAYLOAD_PATTERN>TherepeatingpatterninthepayloadoftheICMPpacket[default:0]-Q,--tos<TOS>TheTOS(i.e.DSCP+ECN)IPheadervalue(TCPandUDPonly)[default:0]-e,--icmp-extensionsParseICMPextensions--read-timeout<READ_TIMEOUT>Thesocketreadtimeout[default:10ms]-r,--dns-resolve-method<DNS_RESOLVE_METHOD>HowtoperformDNSqueries[default:system][possiblevalues:system,resolv,google,cloudflare]-y,--dns-resolve-allTracetoallIPsresolvedfromDNSlookup[default:false]--dns-timeout<DNS_TIMEOUT>ThemaximumtimetowaittoperformDNSqueries[default:5s]--dns-ttl<DNS_TTL>Thetime-to-live(TTL)ofDNSentries[default:300s]-z,--dns-lookup-as-infoLookupautonomoussystem(AS)informationduringDNSqueries[default:false]-s,--max-samples<MAX_SAMPLES>Themaximumnumberofsamplestorecordperhop[default:256]--max-flows<MAX_FLOWS>Themaximumnumberofflowstorecord[default:64]-a,--tui-address-mode<TUI_ADDRESS_MODE>Howtorenderaddresses[default:host][possiblevalues:ip,host,both]--tui-as-mode<TUI_AS_MODE>Howtorenderautonomoussystem(AS)information[default:asn][possiblevalues:asn,prefix,country-code,registry,allocated,name]--tui-custom-columns<TUI_CUSTOM_COLUMNS>CustomcolumnstobedisplayedintheTUIhopstable[default:holsravbwdt]--tui-icmp-extension-mode<TUI_ICMP_EXTENSION_MODE>HowtorenderICMPextensions[default:off][possiblevalues:off,mpls,full,all]--tui-geoip-mode<TUI_GEOIP_MODE>HowtorenderGeoIpinformation[default:short][possiblevalues:off,short,long,location]-M,--tui-max-addrs<TUI_MAX_ADDRS>Themaximumnumberofaddressestoshowperhop[default:auto]--tui-preserve-screenPreservethescreenonexit[default:false]--tui-refresh-rate<TUI_REFRESH_RATE>TheTUIrefreshrate[default:100ms]--tui-privacy-max-ttl<TUI_PRIVACY_MAX_TTL>Themaximumttlofhopswhichwillbemaskedforprivacy[default:0]--tui-locale<TUI_LOCALE>ThelocaletousefortheTUI[default:auto]--tui-theme-colors<TUI_THEME_COLORS>TheTUIthemecolors[item=color,item=color,..]--print-tui-theme-itemsPrintallTUIthemeitemsandexit--tui-key-bindings<TUI_KEY_BINDINGS>TheTUIkeybindings[command=key,command=key,..]--print-tui-binding-commandsPrintallTUIcommandsthatcanbeboundandexit-C,--report-cycles<REPORT_CYCLES>Thenumberofreportcyclestorun[default:10]-G,--geoip-mmdb-file<GEOIP_MMDB_FILE>ThesupportedMaxMindorIPinfoGeoIpmmdbfile--generate<GENERATE>Generateshellcompletion[possiblevalues:bash,elvish,fish,powershell,zsh]--generate-manGenerateROFFmanpage--print-config-templatePrintatemplatetomlconfigfileandexit--print-localesPrintallavailableTUIlocalesandexit--log-format<LOG_FORMAT>Thedebuglogformat[default:pretty][possiblevalues:compact,pretty,json,chrome]--log-filter<LOG_FILTER>Thedebuglogfilter[default:trippy=debug]--log-span-events<LOG_SPAN_EVENTS>Thedebuglogformat[default:off][possiblevalues:off,active,full]-v,--verboseEnableverbosedebuglogging-h,--helpPrinthelp(seemorewith'--help')-V,--versionPrintversion