Merge pull request #4798 from epage/similar

fix(error): Give more idea why we are suggesting an arg

clap_builder/src/error/format.rs

@@ -429,19 +429,22 @@ fn try_help(styled: &mut StyledStr, help: Option<&str>) {
 fn did_you_mean(styled: &mut StyledStr, context: &str, valid: &ContextValue) {
     if let ContextValue::String(valid) = valid {
         styled.none(TAB);
-        styled.good("tip: ");
+        styled.good("tip: a similar ");
         styled.none(context);
-        styled.none(" '");
+        styled.none(" exists: '");
         styled.good(valid);
-        styled.none("' exists");
+        styled.none("'");
     } else if let ContextValue::Strings(valid) = valid {
         styled.none(TAB);
-        styled.good("tip: ");
-        styled.none(context);
-        if valid.len() > 1 {
-            styled.none("s");
+        if valid.len() == 1 {
+            styled.good("tip: a similar ");
+            styled.none(context);
+            styled.none(" exists: ");
+        } else {
+            styled.good("tip: some similar ");
+            styled.none(context);
+            styled.none("s exist: ");
         }
-        styled.none(" ");
         for (i, valid) in valid.iter().enumerate() {
             if i != 0 {
                 styled.none(", ");
@@ -450,11 +453,6 @@ fn did_you_mean(styled: &mut StyledStr, context: &str, valid: &ContextValue) {
             styled.good(valid);
             styled.none("'");
         }
-        if valid.len() == 1 {
-            styled.none(" exists");
-        } else {
-            styled.none(" exist");
-        }
     }
 }
 

tests/builder/opts.rs

@@ -448,7 +448,7 @@ fn did_you_mean() {
     static DYM: &str = "\
 error: unexpected argument '--optio' found
 
-  tip: argument '--option' exists
+  tip: a similar argument exists: '--option'
 
 Usage: clap-test --option <opt>... [positional] [positional2] [positional3]...
 
@@ -546,7 +546,7 @@ fn issue_1073_suboptimal_flag_suggestion() {
     static DYM_ISSUE_1073: &str = "\
 error: unexpected argument '--files-without-matches' found
 
-  tip: argument '--files-without-match' exists
+  tip: a similar argument exists: '--files-without-match'
 
 Usage: ripgrep-616 --files-without-match
 

tests/builder/possible_values.rs

@@ -181,7 +181,7 @@ fn possible_values_output() {
 error: invalid value 'slo' for '-O <option>'
   [possible values: slow, fast, \"ludicrous speed\"]
 
-  tip: value 'slow' exists
+  tip: a similar value exists: 'slow'
 
 For more information, try '--help'.
 ";
@@ -215,7 +215,7 @@ fn possible_values_alias_output() {
 error: invalid value 'slo' for '-O <option>'
   [possible values: slow, fast, \"ludicrous speed\"]
 
-  tip: value 'slow' exists
+  tip: a similar value exists: 'slow'
 
 For more information, try '--help'.
 ";
@@ -253,7 +253,7 @@ fn possible_values_hidden_output() {
 error: invalid value 'slo' for '-O <option>'
   [possible values: slow, fast, \"ludicrous speed\"]
 
-  tip: value 'slow' exists
+  tip: a similar value exists: 'slow'
 
 For more information, try '--help'.
 ";
@@ -292,7 +292,7 @@ fn escaped_possible_values_output() {
 error: invalid value 'ludicrous' for '-O <option>'
   [possible values: slow, fast, \"ludicrous speed\"]
 
-  tip: value 'ludicrous speed' exists
+  tip: a similar value exists: 'ludicrous speed'
 
 For more information, try '--help'.
 ";

tests/builder/subcommands.rs

@@ -100,7 +100,7 @@ fn subcmd_did_you_mean_output() {
     static DYM_SUBCMD: &str = "\
 error: unrecognized subcommand 'subcm'
 
-  tip: subcommand 'subcmd' exists
+  tip: a similar subcommand exists: 'subcmd'
   tip: to pass 'subcm' as a value, use 'dym -- subcm'
 
 Usage: dym [COMMAND]
@@ -120,7 +120,7 @@ fn subcmd_did_you_mean_output_ambiguous() {
     static DYM_SUBCMD_AMBIGUOUS: &str = "\
 error: unrecognized subcommand 'te'
 
-  tip: subcommands 'test', 'temp' exist
+  tip: some similar subcommands exist: 'test', 'temp'
   tip: to pass 'te' as a value, use 'dym -- te'
 
 Usage: dym [COMMAND]
@@ -517,7 +517,7 @@ For more information, try 'help'.
         static BAZ_EXPECTED: &str = "\
 error: unrecognized subcommand 'baz'
 
-  tip: subcommand 'bar' exists
+  tip: a similar subcommand exists: 'bar'
   tip: to pass 'baz' as a value, use ' -- baz'
 
 Usage: <COMMAND>