fix(clap_complete_nushell): correctly handle commands whose short description is more than one line

clap_complete/src/shells/elvish.rs

@@ -57,9 +57,9 @@ fn escape_string(string: &str) -> String {
     string.replace('\'', "''")
 }
 
-fn get_tooltip<T: ToString>(help: Option<&StyledStr>, data: T) -> String {
+fn escape_help<T: ToString>(help: Option<&StyledStr>, data: T) -> String {
     match help {
-        Some(help) => escape_string(&help.to_string()),
+        Some(help) => escape_string(&help.to_string().replace('\n', " ")),
         _ => data.to_string(),
     }
 }
@@ -78,15 +78,15 @@ fn generate_inner(p: &Command, previous_command_name: &str) -> String {
 
     for option in p.get_opts() {
         if let Some(shorts) = option.get_short_and_visible_aliases() {
-            let tooltip = get_tooltip(option.get_help(), shorts[0]);
+            let tooltip = escape_help(option.get_help(), shorts[0]);
             for short in shorts {
                 completions.push_str(&preamble);
                 completions.push_str(format!("-{short} '{tooltip}'").as_str());
             }
         }
 
         if let Some(longs) = option.get_long_and_visible_aliases() {
-            let tooltip = get_tooltip(option.get_help(), longs[0]);
+            let tooltip = escape_help(option.get_help(), longs[0]);
             for long in longs {
                 completions.push_str(&preamble);
                 completions.push_str(format!("--{long} '{tooltip}'").as_str());
@@ -96,15 +96,15 @@ fn generate_inner(p: &Command, previous_command_name: &str) -> String {
 
     for flag in utils::flags(p) {
         if let Some(shorts) = flag.get_short_and_visible_aliases() {
-            let tooltip = get_tooltip(flag.get_help(), shorts[0]);
+            let tooltip = escape_help(flag.get_help(), shorts[0]);
             for short in shorts {
                 completions.push_str(&preamble);
                 completions.push_str(format!("-{short} '{tooltip}'").as_str());
             }
         }
 
         if let Some(longs) = flag.get_long_and_visible_aliases() {
-            let tooltip = get_tooltip(flag.get_help(), longs[0]);
+            let tooltip = escape_help(flag.get_help(), longs[0]);
             for long in longs {
                 completions.push_str(&preamble);
                 completions.push_str(format!("--{long} '{tooltip}'").as_str());
@@ -114,7 +114,7 @@ fn generate_inner(p: &Command, previous_command_name: &str) -> String {
 
     for subcommand in p.get_subcommands() {
         let data = &subcommand.get_name();
-        let tooltip = get_tooltip(subcommand.get_about(), data);
+        let tooltip = escape_help(subcommand.get_about(), data);
 
         completions.push_str(&preamble);
         completions.push_str(format!("{data} '{tooltip}'").as_str());

clap_complete/src/shells/fish.rs

@@ -36,6 +36,10 @@ fn escape_string(string: &str, escape_comma: bool) -> String {
     }
 }
 
+fn escape_help(help: &clap::builder::StyledStr) -> String {
+    escape_string(&help.to_string().replace('\n', " "), false)
+}
+
 fn gen_fish_inner(
     root_command: &str,
     parent_commands: &[&str],
@@ -98,8 +102,7 @@ fn gen_fish_inner(
         }
 
         if let Some(data) = option.get_help() {
-            template
-                .push_str(format!(" -d '{}'", escape_string(&data.to_string(), false)).as_str());
+            template.push_str(&format!(" -d '{}'", escape_help(data)));
         }
 
         template.push_str(value_completion(option).as_str());
@@ -124,8 +127,7 @@ fn gen_fish_inner(
         }
 
         if let Some(data) = flag.get_help() {
-            template
-                .push_str(format!(" -d '{}'", escape_string(&data.to_string(), false)).as_str());
+            template.push_str(&format!(" -d '{}'", escape_help(data)));
         }
 
         buffer.push_str(template.as_str());
@@ -139,7 +141,7 @@ fn gen_fish_inner(
         template.push_str(format!(" -a \"{}\"", &subcommand.get_name()).as_str());
 
         if let Some(data) = subcommand.get_about() {
-            template.push_str(format!(" -d '{}'", escape_string(&data.to_string(), false)).as_str())
+            template.push_str(format!(" -d '{}'", escape_help(data)).as_str())
         }
 
         buffer.push_str(template.as_str());
@@ -173,7 +175,7 @@ fn value_completion(option: &Arg) -> String {
                     Some(format!(
                         "{}\t'{}'",
                         escape_string(value.get_name(), true).as_str(),
-                        escape_string(&value.get_help().unwrap_or_default().to_string(), false)
+                        escape_help(value.get_help().unwrap_or_default())
                     ))
                 })
                 .collect::<Vec<_>>()

clap_complete/src/shells/powershell.rs

@@ -62,9 +62,9 @@ fn escape_string(string: &str) -> String {
     string.replace('\'', "''")
 }
 
-fn get_tooltip<T: ToString>(help: Option<&StyledStr>, data: T) -> String {
+fn escape_help<T: ToString>(help: Option<&StyledStr>, data: T) -> String {
     match help {
-        Some(help) => escape_string(&help.to_string()),
+        Some(help) => escape_string(&help.to_string().replace('\n', " ")),
         _ => data.to_string(),
     }
 }
@@ -91,7 +91,7 @@ fn generate_inner(p: &Command, previous_command_name: &str) -> String {
 
     for subcommand in p.get_subcommands() {
         let data = &subcommand.get_name();
-        let tooltip = get_tooltip(subcommand.get_about(), data);
+        let tooltip = escape_help(subcommand.get_about(), data);
 
         completions.push_str(&preamble);
         completions.push_str(
@@ -120,7 +120,7 @@ fn generate_aliases(completions: &mut String, preamble: &String, arg: &Arg) {
     use std::fmt::Write as _;
 
     if let Some(aliases) = arg.get_short_and_visible_aliases() {
-        let tooltip = get_tooltip(arg.get_help(), aliases[0]);
+        let tooltip = escape_help(arg.get_help(), aliases[0]);
         for alias in aliases {
             let _ = write!(
                 completions,
@@ -131,7 +131,7 @@ fn generate_aliases(completions: &mut String, preamble: &String, arg: &Arg) {
         }
     }
     if let Some(aliases) = arg.get_long_and_visible_aliases() {
-        let tooltip = get_tooltip(arg.get_help(), aliases[0]);
+        let tooltip = escape_help(arg.get_help(), aliases[0]);
         for alias in aliases {
             let _ = write!(
                 completions,

clap_complete/src/shells/zsh.rs

@@ -429,6 +429,7 @@ fn escape_help(string: &str) -> String {
         .replace(':', "\\:")
         .replace('$', "\\$")
         .replace('`', "\\`")
+        .replace('\n', " ")
 }
 
 /// Escape value string inside single quotes and parentheses

clap_complete/tests/snapshots/basic.elvish

@@ -22,7 +22,7 @@ set edit:completion:arg-completer[my-app] = {|@words|
             cand -v 'v'
             cand -h 'Print help'
             cand --help 'Print help'
-            cand test 'Subcommand'
+            cand test 'Subcommand with a second line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'my-app;test'= {
@@ -32,7 +32,7 @@ set edit:completion:arg-completer[my-app] = {|@words|
             cand --help 'Print help'
         }
         &'my-app;help'= {
-            cand test 'Subcommand'
+            cand test 'Subcommand with a second line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'my-app;help;test'= {

clap_complete/tests/snapshots/basic.fish

@@ -1,10 +1,10 @@
 complete -c my-app -n "__fish_use_subcommand" -s c
 complete -c my-app -n "__fish_use_subcommand" -s v
 complete -c my-app -n "__fish_use_subcommand" -s h -l help -d 'Print help'
-complete -c my-app -n "__fish_use_subcommand" -f -a "test" -d 'Subcommand'
+complete -c my-app -n "__fish_use_subcommand" -f -a "test" -d 'Subcommand with a second line'
 complete -c my-app -n "__fish_use_subcommand" -f -a "help" -d 'Print this message or the help of the given subcommand(s)'
 complete -c my-app -n "__fish_seen_subcommand_from test" -s d
 complete -c my-app -n "__fish_seen_subcommand_from test" -s c
 complete -c my-app -n "__fish_seen_subcommand_from test" -s h -l help -d 'Print help'
-complete -c my-app -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "test" -d 'Subcommand'
+complete -c my-app -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "test" -d 'Subcommand with a second line'
 complete -c my-app -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "help" -d 'Print this message or the help of the given subcommand(s)'

clap_complete/tests/snapshots/basic.ps1

@@ -25,7 +25,7 @@ Register-ArgumentCompleter -Native -CommandName 'my-app' -ScriptBlock {
             [CompletionResult]::new('-v', 'v', [CompletionResultType]::ParameterName, 'v')
             [CompletionResult]::new('-h', 'h', [CompletionResultType]::ParameterName, 'Print help')
             [CompletionResult]::new('--help', 'help', [CompletionResultType]::ParameterName, 'Print help')
-            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
+            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand with a second line')
             [CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
             break
         }
@@ -37,7 +37,7 @@ Register-ArgumentCompleter -Native -CommandName 'my-app' -ScriptBlock {
             break
         }
         'my-app;help' {
-            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
+            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand with a second line')
             [CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
             break
         }

clap_complete/tests/snapshots/basic.zsh

@@ -68,15 +68,15 @@ esac
 (( $+functions[_my-app_commands] )) ||
 _my-app_commands() {
     local commands; commands=(
-'test:Subcommand' \
+'test:Subcommand with a second line' \
 'help:Print this message or the help of the given subcommand(s)' \
     )
     _describe -t commands 'my-app commands' commands "$@"
 }
 (( $+functions[_my-app__help_commands] )) ||
 _my-app__help_commands() {
     local commands; commands=(
-'test:Subcommand' \
+'test:Subcommand with a second line' \
 'help:Print this message or the help of the given subcommand(s)' \
     )
     _describe -t commands 'my-app help commands' commands "$@"

clap_complete/tests/snapshots/custom_bin_name.elvish

@@ -22,7 +22,7 @@ set edit:completion:arg-completer[bin-name] = {|@words|
             cand -v 'v'
             cand -h 'Print help'
             cand --help 'Print help'
-            cand test 'Subcommand'
+            cand test 'Subcommand with a second line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'bin-name;test'= {
@@ -32,7 +32,7 @@ set edit:completion:arg-completer[bin-name] = {|@words|
             cand --help 'Print help'
         }
         &'bin-name;help'= {
-            cand test 'Subcommand'
+            cand test 'Subcommand with a second line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'bin-name;help;test'= {

clap_complete/tests/snapshots/custom_bin_name.fish

@@ -1,10 +1,10 @@
 complete -c bin-name -n "__fish_use_subcommand" -s c
 complete -c bin-name -n "__fish_use_subcommand" -s v
 complete -c bin-name -n "__fish_use_subcommand" -s h -l help -d 'Print help'
-complete -c bin-name -n "__fish_use_subcommand" -f -a "test" -d 'Subcommand'
+complete -c bin-name -n "__fish_use_subcommand" -f -a "test" -d 'Subcommand with a second line'
 complete -c bin-name -n "__fish_use_subcommand" -f -a "help" -d 'Print this message or the help of the given subcommand(s)'
 complete -c bin-name -n "__fish_seen_subcommand_from test" -s d
 complete -c bin-name -n "__fish_seen_subcommand_from test" -s c
 complete -c bin-name -n "__fish_seen_subcommand_from test" -s h -l help -d 'Print help'
-complete -c bin-name -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "test" -d 'Subcommand'
+complete -c bin-name -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "test" -d 'Subcommand with a second line'
 complete -c bin-name -n "__fish_seen_subcommand_from help; and not __fish_seen_subcommand_from test; and not __fish_seen_subcommand_from help" -f -a "help" -d 'Print this message or the help of the given subcommand(s)'

clap_complete/tests/snapshots/custom_bin_name.ps1

@@ -25,7 +25,7 @@ Register-ArgumentCompleter -Native -CommandName 'bin-name' -ScriptBlock {
             [CompletionResult]::new('-v', 'v', [CompletionResultType]::ParameterName, 'v')
             [CompletionResult]::new('-h', 'h', [CompletionResultType]::ParameterName, 'Print help')
             [CompletionResult]::new('--help', 'help', [CompletionResultType]::ParameterName, 'Print help')
-            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
+            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand with a second line')
             [CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
             break
         }
@@ -37,7 +37,7 @@ Register-ArgumentCompleter -Native -CommandName 'bin-name' -ScriptBlock {
             break
         }
         'bin-name;help' {
-            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
+            [CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand with a second line')
             [CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
             break
         }

clap_complete/tests/snapshots/custom_bin_name.zsh

@@ -68,15 +68,15 @@ esac
 (( $+functions[_bin-name_commands] )) ||
 _bin-name_commands() {
     local commands; commands=(
-'test:Subcommand' \
+'test:Subcommand with a second line' \
 'help:Print this message or the help of the given subcommand(s)' \
     )
     _describe -t commands 'bin-name commands' commands "$@"
 }
 (( $+functions[_bin-name__help_commands] )) ||
 _bin-name__help_commands() {
     local commands; commands=(
-'test:Subcommand' \
+'test:Subcommand with a second line' \
 'help:Print this message or the help of the given subcommand(s)' \
     )
     _describe -t commands 'bin-name help commands' commands "$@"

clap_complete/tests/snapshots/home/static/exhaustive/elvish/elvish/rc.elv

@@ -66,8 +66,7 @@ set edit:completion:arg-completer[exhaustive] = {|@words|
             cand cmd-backslash 'Avoid ''\n'''
             cand cmd-brackets 'List packages [filter]'
             cand cmd-expansions 'Execute the shell command with $SHELL'
-            cand escape-help '\tab	"''
-New Line'
+            cand escape-help '\tab	"'' New Line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'exhaustive;quote;cmd-single-quotes'= {
@@ -126,8 +125,7 @@ New Line'
             cand cmd-backslash 'Avoid ''\n'''
             cand cmd-brackets 'List packages [filter]'
             cand cmd-expansions 'Execute the shell command with $SHELL'
-            cand escape-help '\tab	"''
-New Line'
+            cand escape-help '\tab	"'' New Line'
             cand help 'Print this message or the help of the given subcommand(s)'
         }
         &'exhaustive;quote;help;cmd-single-quotes'= {
@@ -269,8 +267,7 @@ New Line'
             cand cmd-backslash 'Avoid ''\n'''
             cand cmd-brackets 'List packages [filter]'
             cand cmd-expansions 'Execute the shell command with $SHELL'
-            cand escape-help '\tab	"''
-New Line'
+            cand escape-help '\tab	"'' New Line'
         }
         &'exhaustive;help;quote;cmd-single-quotes'= {
         }