Implement IntoValue for more types (#13744)

# Description

Implements `IntoValue` for `&str` and `DateTime` as well as other
nushell types like `Record` and `Closure`. Also allows `HashMap`s with
keys besides `String` to implement `IntoValue`.

crates/nu-cli/tests/completions/mod.rs

@@ -377,7 +377,7 @@ fn file_completions_with_mixed_separators() {
         file(dir.join("lib-dir1").join("baz.nu")),
         file(dir.join("lib-dir1").join("xyzzy.nu")),
     ];
-    let expecetd_slash_paths: Vec<String> = expected_paths
+    let expected_slash_paths: Vec<String> = expected_paths
         .iter()
         .map(|s| s.replace(MAIN_SEPARATOR, "/"))
         .collect();
@@ -385,22 +385,22 @@ fn file_completions_with_mixed_separators() {
     let target_dir = format!("ls {dir_str}/lib-dir1/");
     let suggestions = completer.complete(&target_dir, target_dir.len());
 
-    match_suggestions(&expecetd_slash_paths, &suggestions);
+    match_suggestions(&expected_slash_paths, &suggestions);
 
     let target_dir = format!("cp {dir_str}\\lib-dir1/");
     let suggestions = completer.complete(&target_dir, target_dir.len());
 
-    match_suggestions(&expecetd_slash_paths, &suggestions);
+    match_suggestions(&expected_slash_paths, &suggestions);
 
     let target_dir = format!("ls {dir_str}/lib-dir1\\/");
     let suggestions = completer.complete(&target_dir, target_dir.len());
 
-    match_suggestions(&expecetd_slash_paths, &suggestions);
+    match_suggestions(&expected_slash_paths, &suggestions);
 
     let target_dir = format!("ls {dir_str}\\lib-dir1\\/");
     let suggestions = completer.complete(&target_dir, target_dir.len());
 
-    match_suggestions(&expecetd_slash_paths, &suggestions);
+    match_suggestions(&expected_slash_paths, &suggestions);
 
     let target_dir = format!("ls {dir_str}\\lib-dir1\\");
     let suggestions = completer.complete(&target_dir, target_dir.len());

crates/nu-derive-value/src/into.rs

@@ -191,7 +191,7 @@ fn enum_into_value(
                 .as_str()
                 .to_case(container_attrs.rename_all.unwrap_or(Case::Snake));
             match &variant.fields {
-                // In the future we can implement more complexe enums here.
+                // In the future we can implement more complex enums here.
                 Fields::Named(fields) => Err(DeriveError::UnsupportedEnums {
                     fields_span: fields.span(),
                 }),

crates/nu-protocol/src/value/into_value.rs

@@ -1,6 +1,6 @@
-use std::collections::HashMap;
+use crate::{ast::CellPath, engine::Closure, Range, Record, ShellError, Span, Value};
-
+use chrono::{DateTime, FixedOffset};
-use crate::{Record, ShellError, Span, Value};
+use std::{borrow::Borrow, collections::HashMap};
 
 /// A trait for converting a value into a [`Value`].
 ///
@@ -152,6 +152,12 @@ impl IntoValue for String {
     }
 }
 
+impl IntoValue for &str {
+    fn into_value(self, span: Span) -> Value {
+        Value::string(self, span)
+    }
+}
+
 impl<T> IntoValue for Vec<T>
 where
     T: IntoValue,
@@ -173,24 +179,59 @@ where
     }
 }
 
-impl<V> IntoValue for HashMap<String, V>
+impl<K, V> IntoValue for HashMap<K, V>
 where
+    K: Borrow<str> + Into<String>,
     V: IntoValue,
 {
     fn into_value(self, span: Span) -> Value {
-        let mut record = Record::new();
+        // The `Borrow<str>` constraint is to ensure uniqueness, as implementations of `Borrow`
-        for (k, v) in self.into_iter() {
+        // must uphold by certain properties (e.g., `(x == y) == (x.borrow() == y.borrow())`.
-            // Using `push` is fine as a hashmaps have unique keys.
+        //
-            // To ensure this uniqueness, we only allow hashmaps with strings as
+        // The `Into<String>` constraint is necessary for us to convert the key into a `String`.
-            // keys and not keys which implement `Into<String>` or `ToString`.
+        // Most types that implement `Borrow<str>` also implement `Into<String>`.
-            record.push(k, v.into_value(span));
+        // Implementations of `Into` must also be lossless and value-preserving conversions.
-        }
+        // So, when combined with the `Borrow` constraint, this means that the converted
-        Value::record(record, span)
+        // `String` keys should be unique.
+        self.into_iter()
+            .map(|(k, v)| (k.into(), v.into_value(span)))
+            .collect::<Record>()
+            .into_value(span)
     }
 }
 
 // Nu Types
 
+impl IntoValue for Range {
+    fn into_value(self, span: Span) -> Value {
+        Value::range(self, span)
+    }
+}
+
+impl IntoValue for Record {
+    fn into_value(self, span: Span) -> Value {
+        Value::record(self, span)
+    }
+}
+
+impl IntoValue for Closure {
+    fn into_value(self, span: Span) -> Value {
+        Value::closure(self, span)
+    }
+}
+
+impl IntoValue for ShellError {
+    fn into_value(self, span: Span) -> Value {
+        Value::error(self, span)
+    }
+}
+
+impl IntoValue for CellPath {
+    fn into_value(self, span: Span) -> Value {
+        Value::cell_path(self, span)
+    }
+}
+
 impl IntoValue for Value {
     fn into_value(self, span: Span) -> Value {
         self.with_span(span)
@@ -199,6 +240,12 @@ impl IntoValue for Value {
 
 // Foreign Types
 
+impl IntoValue for DateTime<FixedOffset> {
+    fn into_value(self, span: Span) -> Value {
+        Value::date(self, span)
+    }
+}
+
 impl IntoValue for bytes::Bytes {
     fn into_value(self, span: Span) -> Value {
         Value::binary(self.to_vec(), span)