Add some minor fixes (#2391)

crates/nu-cli/src/cli.rs

@@ -261,6 +261,7 @@ pub fn create_default_context(
             whole_stream_command(Save),
             whole_stream_command(Touch),
             whole_stream_command(Cpy),
+            whole_stream_command(Date),
             whole_stream_command(DateNow),
             whole_stream_command(DateUTC),
             whole_stream_command(DateFormat),

crates/nu-cli/src/commands.rs

@@ -147,7 +147,7 @@ pub(crate) use config::{
 };
 pub(crate) use count::Count;
 pub(crate) use cp::Cpy;
-pub(crate) use date::{DateFormat, DateNow, DateUTC};
+pub(crate) use date::{Date, DateFormat, DateNow, DateUTC};
 pub(crate) use debug::Debug;
 pub(crate) use default::Default;
 pub(crate) use do_::Do;

crates/nu-cli/src/commands/config/set.rs

@@ -39,8 +39,8 @@ impl WholeStreamCommand for SubCommand {
 
     fn examples(&self) -> Vec<Example> {
         vec![Example {
-            description: "Set completion_mode to circular",
-            example: "config set [completion_mode circular]",
+            description: "Set nonzero_exit_errors to true",
+            example: "config set nonzero_exit_errors $true",
             result: None,
         }]
     }

crates/nu-cli/src/commands/date/command.rs

@@ -0,0 +1,46 @@
+use crate::commands::WholeStreamCommand;
+use crate::prelude::*;
+use nu_errors::ShellError;
+use nu_protocol::{ReturnSuccess, Signature, UntaggedValue};
+
+pub struct Command;
+
+#[async_trait]
+impl WholeStreamCommand for Command {
+    fn name(&self) -> &str {
+        "date"
+    }
+
+    fn signature(&self) -> Signature {
+        Signature::build("date")
+    }
+
+    fn usage(&self) -> &str {
+        "Work with dates."
+    }
+
+    async fn run(
+        &self,
+        _args: CommandArgs,
+        registry: &CommandRegistry,
+    ) -> Result<OutputStream, ShellError> {
+        let registry = registry.clone();
+
+        Ok(OutputStream::one(ReturnSuccess::value(
+            UntaggedValue::string(crate::commands::help::get_help(&Command, &registry))
+                .into_value(Tag::unknown()),
+        )))
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::Command;
+
+    #[test]
+    fn examples_work_as_expected() {
+        use crate::examples::test as test_examples;
+
+        test_examples(Command {})
+    }
+}

crates/nu-cli/src/commands/date/mod.rs

@@ -1,9 +1,11 @@
+pub mod command;
 pub mod format;
 pub mod now;
 pub mod utc;
 
 mod utils;
 
+pub use command::Command as Date;
 pub use format::Date as DateFormat;
 pub use now::Date as DateNow;
 pub use utc::Date as DateUTC;