Merge pull request #699 from jonathandturner/release_0_3_0

Release 0.3.0

Cargo.lock

@@ -1504,7 +1504,7 @@ dependencies = [
 
 [[package]]
 name = "nu"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "ansi_term 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "app_dirs 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nu"
-version = "0.2.0"
+version = "0.3.0"
 authors = ["Yehuda Katz <wycats@gmail.com>", "Jonathan Turner <jonathan.d.turner@gmail.com>", "Andrés N. Robalino <andres@androbtech.com>"]
 description = "A shell for the GitHub era"
 license = "MIT"

README.md

@@ -166,7 +166,7 @@ We can pipeline this into a command that gets the contents of one of the columns
 ━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━┯━━━━━━━━━┯━━━━━━┯━━━━━━━━━
  authors         │ description                │ edition │ license │ name │ version 
 ─────────────────┼────────────────────────────┼─────────┼─────────┼──────┼─────────
- [table: 3 rows] │ A shell for the GitHub era │ 2018    │ ISC     │ nu   │ 0.2.0
+ [table: 3 rows] │ A shell for the GitHub era │ 2018    │ ISC     │ nu   │ 0.3.0
 ━━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━┷━━━━━━━━━┷━━━━━━┷━━━━━━━━━
 ```
 
@@ -174,7 +174,7 @@ Finally, we can use commands outside of Nu once we have the data we want:
 
 ```
 /home/jonathan/Source/nushell(master)> open Cargo.toml | get package.version | echo $it
-0.2.0
+0.3.0
 ```
 
 Here we use the variable `$it` to refer to the value being piped to the external command.

src/commands/help.rs

@@ -28,18 +28,11 @@ impl PerItemCommand for Help {
     ) -> Result<OutputStream, ShellError> {
         let tag = call_info.name_tag;
 
-        if call_info.args.len() == 0 {
-            return Ok(vec![Ok(ReturnSuccess::Action(CommandAction::EnterHelpShell(
-                Value::nothing().tagged(tag),
-            )))]
-            .into());
-        }
-
-        match call_info.args.expect_nth(0)? {
-            Tagged {
+        match call_info.args.nth(0) {
+            Some(Tagged {
                 item: Value::Primitive(Primitive::String(document)),
                 tag,
-            } => {
+            }) => {
                 let mut help = VecDeque::new();
                 if document == "commands" {
                     let mut sorted_names = registry.names();

src/commands/nth.rs

@@ -16,7 +16,7 @@ impl WholeStreamCommand for Nth {
     }
 
     fn signature(&self) -> Signature {
-        Signature::build("nth").required("amount", SyntaxShape::Any)
+        Signature::build("nth").required("row number", SyntaxShape::Any)
     }
 
     fn usage(&self) -> &str {