bendns' repos / helix
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'helix-view/src/gutter.rs')
-rw-r--r--helix-view/src/gutter.rs85
1 files changed, 84 insertions, 1 deletions
diff --git a/helix-view/src/gutter.rs b/helix-view/src/gutter.rs
index ebdac9e2..8c9ab818 100644
--- a/helix-view/src/gutter.rs
+++ b/helix-view/src/gutter.rs
@@ -1,13 +1,96 @@
use std::fmt::Write;
+use helix_config::{config_serde_adapter, options, List};
use helix_core::syntax::LanguageServerFeature;
+use serde::{Deserialize, Serialize};
use crate::{
- editor::GutterType,
graphics::{Style, UnderlineStyle},
Document, Editor, Theme, View,
};
+#[derive(Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "kebab-case")]
+pub enum LineNumber {
+ /// Show absolute line number
+ #[serde(alias = "abs")]
+ Absolute,
+ /// If focused and in normal/select mode, show relative line number to the primary cursor.
+ /// If unfocused or in insert mode, show absolute line number.
+ #[serde(alias = "rel")]
+ Relative,
+}
+
+config_serde_adapter!(LineNumber);
+
+#[derive(Debug, Copy, Clone, PartialEq, Eq, Deserialize)]
+#[serde(rename_all = "kebab-case")]
+pub enum GutterType {
+ /// Show diagnostics and other features like breakpoints
+ Diagnostics,
+ /// Show line numbers
+ LineNumbers,
+ /// Show one blank space
+ Spacer,
+ /// Highlight local changes
+ Diff,
+}
+
+impl std::str::FromStr for GutterType {
+ type Err = anyhow::Error;
+
+ fn from_str(s: &str) -> Result<Self, Self::Err> {
+ match s.to_lowercase().as_str() {
+ "diagnostics" => Ok(Self::Diagnostics),
+ "spacer" => Ok(Self::Spacer),
+ "line-numbers" => Ok(Self::LineNumbers),
+ "diff" => Ok(Self::Diff),
+ _ => anyhow::bail!(
+ "expected one of `diagnostics`, `spacer`, `line-numbers` or `diff` (found {s:?})"
+ ),
+ }
+ }
+}
+
+impl helix_config::Ty for GutterType {
+ fn from_value(val: helix_config::Value) -> anyhow::Result<Self> {
+ let val: String = val.typed()?;
+ val.parse()
+ }
+
+ fn to_value(&self) -> helix_config::Value {
+ match self {
+ GutterType::Diagnostics => "diagnostics".into(),
+ GutterType::LineNumbers => "lineNumbers".into(),
+ GutterType::Spacer => "spacer".into(),
+ GutterType::Diff => "diff".into(),
+ }
+ }
+}
+
+options! {
+ struct GutterConfig {
+ /// A list of gutters to display
+ #[name = "gutters.layout"]
+ layout: List<GutterType> = &[
+ GutterType::Diagnostics,
+ GutterType::Spacer,
+ GutterType::LineNumbers,
+ GutterType::Spacer,
+ GutterType::Diff,
+ ],
+ /// The minimum number of characters the line number gutter should take up.
+ #[name = "gutters.line-numbers.min-width"]
+ line_number_min_width: usize = 3,
+ /// Line number display: `absolute` simply shows each line's number,
+ /// while `relative` shows the distance from the current line. When
+ /// unfocused or in insert mode, `relative` will still show absolute
+ /// line numbers
+ #[name = "line-number"]
+ line_number_mode: LineNumber = LineNumber::Absolute,
+ }
+}
+
fn count_digits(n: usize) -> usize {
(usize::checked_ilog10(n).unwrap_or(0) + 1) as usize
}