1 files changed, 30 insertions, 4 deletions
diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs
index d65c1fb2..eef7520e 100644
--- a/helix-view/src/editor.rs
+++ b/helix-view/src/editor.rs
@@ -27,7 +27,7 @@ pub use helix_core::register::Registers;
 use helix_core::syntax;
 use helix_core::{Position, Selection};
 
-use serde::{Deserialize, Deserializer};
+use serde::{ser::SerializeMap, Deserialize, Deserializer, Serialize};
 
 fn deserialize_duration_millis<'de, D>(deserializer: D) -> Result<Duration, D::Error>
 where
@@ -37,7 +37,7 @@ where
     Ok(Duration::from_millis(millis))
 }
 
-#[derive(Debug, Clone, PartialEq, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 #[serde(rename_all = "kebab-case", default, deny_unknown_fields)]
 pub struct FilePickerConfig {
     /// IgnoreOptions
@@ -77,7 +77,7 @@ impl Default for FilePickerConfig {
     }
 }
 
-#[derive(Debug, Clone, PartialEq, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 #[serde(rename_all = "kebab-case", default, deny_unknown_fields)]
 pub struct Config {
     /// Padding to keep between the edge of the screen and the cursor when scrolling. Defaults to 5.
@@ -137,6 +137,20 @@ impl<'de> Deserialize<'de> for CursorShapeConfig {
     }
 }
 
+impl Serialize for CursorShapeConfig {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: serde::Serializer,
+    {
+        let mut map = serializer.serialize_map(Some(self.len()))?;
+        let modes = [Mode::Normal, Mode::Select, Mode::Insert];
+        for mode in modes {
+            map.serialize_entry(&mode, &self.from_mode(mode))?;
+        }
+        map.end()
+    }
+}
+
 impl std::ops::Deref for CursorShapeConfig {
     type Target = [CursorKind; 3];
 
@@ -151,7 +165,7 @@ impl Default for CursorShapeConfig {
     }
 }
 
-#[derive(Debug, Copy, Clone, PartialEq, Eq, Deserialize)]
+#[derive(Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(rename_all = "kebab-case")]
 pub enum LineNumber {
     /// Show absolute line number
@@ -160,6 +174,18 @@ pub enum LineNumber {
     Relative,
 }
 
+impl std::str::FromStr for LineNumber {
+    type Err = anyhow::Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "absolute" | "abs" => Ok(Self::Absolute),
+            "relative" | "rel" => Ok(Self::Relative),
+            _ => anyhow::bail!("Line number can only be `absolute` or `relative`."),
+        }
+    }
+}
+
 impl Default for Config {
     fn default() -> Self {
         Self {