fix typo, update some examples and regenerate docs (#4718)

crates/nu-command/src/filesystem/rm.rs

@@ -48,7 +48,7 @@ impl Command for Rm {
             )
             .switch("recursive", "delete subdirectories recursively", Some('r'))
             .switch("force", "suppress error when no file", Some('f'))
-            .switch("quiet", "supress output showing files deleted", Some('q'))
+            .switch("quiet", "suppress output showing files deleted", Some('q'))
             // .switch("interactive", "ask user to confirm action", Some('i'))
             .rest(
                 "rest",

crates/nu-command/src/filters/each.rs

@@ -81,7 +81,7 @@ impl Command for Each {
             },
             Example {
                 example: r#"[1 2 3] | each -n { |it| if $it.item == 2 { echo $"found 2 at ($it.index)!"} }"#,
-                description: "Iterate over each element, print the matching value and it's index",
+                description: "Iterate over each element, print the matching value and its index",
                 result: Some(Value::List {
                     vals: vec![Value::String {
                         val: "found 2 at 1!".to_string(),

crates/nu-command/src/filters/par_each.rs

@@ -39,7 +39,7 @@ impl Command for ParEach {
             },
             Example {
                 example: r#"[1 2 3] | par-each -n { |it| if $it.item == 2 { echo $"found 2 at ($it.index)!"} }"#,
-                description: "Iterate over each element, print the matching value and it's index",
+                description: "Iterate over each element, print the matching value and its index",
                 result: Some(Value::List {
                     vals: vec![Value::String {
                         val: "found 2 at 1!".to_string(),

crates/nu-command/src/filters/par_each_group.rs

@@ -32,7 +32,7 @@ impl Command for ParEachGroup {
 
     fn examples(&self) -> Vec<Example> {
         vec![Example {
-            example: "echo [1 2 3 4] | par-each group 2 { $it.0 + $it.1 }",
+            example: "echo [1 2 3 4] | par-each group 2 {|it| $it.0 + $it.1 }",
             description: "Multiplies elements in list",
             result: None,
         }]

crates/nu-command/src/math/eval.rs

@@ -40,7 +40,7 @@ impl Command for SubCommand {
 
     fn examples(&self) -> Vec<Example> {
         vec![Example {
-            description: "Evalulate math in the pipeline",
+            description: "Evaluate math in the pipeline",
             example: "'10 / 4' | math eval",
             result: Some(Value::Float {
                 val: 2.5,

crates/nu-command/src/platform/ansi/ansi_.rs

@@ -283,7 +283,7 @@ Format: #
                 )),
             },
             Example {
-                description: "Use ansi to color text (italic bright yellow on red 'Hello' with green bold 'Nu' and purble bold 'World')",
+                description: "Use ansi to color text (italic bright yellow on red 'Hello' with green bold 'Nu' and purple bold 'World')",
                 example: r#"echo [(ansi -e '3;93;41m') Hello (ansi reset) " " (ansi gb) Nu " " (ansi pb) World (ansi reset)] | str collect"#,
                 result: Some(Value::test_string(
                     "\u{1b}[3;93;41mHello\u{1b}[0m \u{1b}[1;32mNu \u{1b}[1;35mWorld\u{1b}[0m",

crates/nu-command/src/system/ps.rs

@@ -41,11 +41,28 @@ impl Command for Ps {
     }
 
     fn examples(&self) -> Vec<Example> {
-        vec![Example {
-            description: "List the system processes",
-            example: "ps",
-            result: None,
-        }]
+        vec![
+            Example {
+                description: "List the system processes",
+                example: "ps",
+                result: None,
+            },
+            Example {
+                description: "List the top 5 system processes with the highest memory usage",
+                example: "ps | sort-by mem | last 5",
+                result: None,
+            },
+            Example {
+                description: "List the top 3 system processes with the highest CPU usage",
+                example: "ps | sort-by cpu | last 3",
+                result: None,
+            },
+            Example {
+                description: "List the system processes with 'nu' in their names",
+                example: "ps | where name =~ 'nu'",
+                result: None,
+            },
+        ]
     }
 }
 

crates/nu-command/tests/commands/empty.rs

@@ -36,7 +36,7 @@ fn sets_block_run_value_for_an_empty_column() {
                      [       Jason,     Gedge, 10/11/2013,   1    ]
                      [      Yehuda,      Katz, 10/11/2013,  ''    ]
             ]
-            | empty? likes -b { 1 }
+            | empty? likes -b {|_| 1 }
             | get likes
             | math sum
         "#

crates/nu-command/tests/commands/hash_/mod.rs

@@ -33,7 +33,7 @@ fn error_when_invalid_character_set_given() {
     let actual = nu!(
         cwd: ".", pipeline(
         r#"
-        echo 'username:password' | hash base64 --character_set 'this is invalid' --encode
+        echo 'username:password' | hash base64 --character-set 'this is invalid' --encode
         "#
         )
     );
@@ -50,7 +50,7 @@ fn base64_decode_characterset_binhex() {
     let actual = nu!(
         cwd: ".", pipeline(
         r#"
-        echo "F@0NEPjJD97kE'&bEhFZEP3" | hash base64 --character_set binhex --decode
+        echo "F@0NEPjJD97kE'&bEhFZEP3" | hash base64 --character-set binhex --decode
         "#
         )
     );