Update rusty_value and change handling of newtypes

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "embed-nu"
-version = "0.1.1"
+version = "0.2.0"
 edition = "2021"
 license = "Apache-2.0"
 repository = "https://github.com/Trivernis/embed-nu"
@@ -15,5 +15,5 @@ nu-engine = "0.69.1"
 nu-parser = "0.69.1"
 nu-protocol = "0.69.1"
 paste = "1.0.9"
-rusty-value = { version = "0.3.0", features = ["derive"] }
+rusty-value = { version = "0.4.0", features = ["derive"] }
 thiserror = "1.0.37"

src/into_value.rs

@@ -122,6 +122,7 @@ impl RustyIntoValue for rusty_value::Primitive {
                 val,
                 span: Span::empty(),
             },
+            rusty_value::Primitive::OsString(osstr) => osstr.to_string_lossy().into_value(),
         }
     }
 }
@@ -144,11 +145,20 @@ impl RustyIntoValue for rusty_value::Fields {
                 }
             }
             rusty_value::Fields::Unnamed(unnamed) => {
-                let vals = unnamed.into_iter().map(|v| v.into_value()).collect();
-
-                Value::List {
-                    vals,
-                    span: Span::empty(),
+                let mut vals = unnamed
+                    .into_iter()
+                    .map(|v| v.into_value())
+                    .collect::<Vec<_>>();
+
+                // newtypes should be handled differently
+                // and only return the inner value instead of a range of values
+                if vals.len() == 1 {
+                    vals.pop().unwrap()
+                } else {
+                    Value::List {
+                        vals,
+                        span: Span::empty(),
+                    }
                 }
             }
             rusty_value::Fields::Unit => Value::Nothing {

tests/test_value.rs

@@ -1,13 +1,14 @@
 use embed_nu::IntoValue;
 use nu_protocol::Value;
 use rusty_value::RustyValue;
-use std::mem;
+use std::{mem, path::PathBuf};
 
 #[derive(RustyValue, Debug, Clone)]
 pub struct TestStruct {
     foo: String,
     bar: Vec<String>,
     baz: TestEnum,
+    path: PathBuf,
 }
 
 #[derive(RustyValue, Debug, Clone)]
@@ -28,8 +29,10 @@ impl TestStruct {
                     foo: "World".to_string(),
                     bar: vec![],
                     baz: TestEnum::Empty,
+                    path: PathBuf::from("/tmp"),
                 }),
             },
+            path: PathBuf::from("/"),
         }
     }
 }