Fix build.

helix-core/src/commands.rs

@@ -2,42 +2,47 @@ use crate::state::{Direction, Granularity, State};
 
 /// A command is a function that takes the current state and a count, and does a side-effect on the
 /// state (usually by creating and applying a transaction).
-type Command = fn(state: &mut State, count: usize);
+pub type Command = fn(state: &mut State, count: usize);
 
-fn move_char_left(state: &mut State, count: usize) {
+pub fn move_char_left(state: &mut State, count: usize) {
     // TODO: use a transaction
-    state.selection = state.move_selection(
-        state.selection,
+    let selection = state.move_selection(
+        // TODO: remove the clone here
+        state.selection.clone(),
         Direction::Backward,
         Granularity::Character,
         count,
     );
+    state.selection = selection;
 }
 
-fn move_char_right(state: &mut State, count: usize) {
+pub fn move_char_right(state: &mut State, count: usize) {
     // TODO: use a transaction
     state.selection = state.move_selection(
-        state.selection,
+        // TODO: remove the clone here
+        state.selection.clone(),
         Direction::Forward,
         Granularity::Character,
         count,
     );
 }
 
-fn move_line_up(state: &mut State, count: usize) {
+pub fn move_line_up(state: &mut State, count: usize) {
     // TODO: use a transaction
     state.selection = state.move_selection(
-        state.selection,
+        // TODO: remove the clone here
+        state.selection.clone(),
         Direction::Backward,
         Granularity::Line,
         count,
     );
 }
 
-fn move_line_down(state: &mut State, count: usize) {
+pub fn move_line_down(state: &mut State, count: usize) {
     // TODO: use a transaction
     state.selection = state.move_selection(
-        state.selection,
+        // TODO: remove the clone here
+        state.selection.clone(),
         Direction::Forward,
         Granularity::Line,
         count,

helix-core/src/selection.rs

@@ -97,6 +97,7 @@ impl Range {
 }
 
 /// A selection consists of one or more selection ranges.
+#[derive(Debug, Clone)]
 pub struct Selection {
     // TODO: decide how many ranges to inline SmallVec<[Range; 1]>
     pub(crate) ranges: SmallVec<[Range; 1]>,

helix-core/src/state.rs

@@ -142,8 +142,8 @@ fn move_vertically(text: &RopeSlice, dir: Direction, pos: usize, count: usize) -
     let (line, col) = coords_at_pos(text, pos);
 
     let new_line = match dir {
-        Direction::Backward => line.saturating_sub(n),
-        Direction::Forward => std::cmp::min(line.saturating_add(n), text.len_lines() - 1),
+        Direction::Backward => line.saturating_sub(count),
+        Direction::Forward => std::cmp::min(line.saturating_add(count), text.len_lines() - 1),
     };
 
     // convert to 0-indexed

helix-term/Cargo.toml

@@ -10,10 +10,6 @@ edition = "2018"
 name = "hx"
 path = "src/main.rs"
 
-[[bin]]
-name = "line"
-path = "src/line.rs"
-
 [dependencies]
 # termwiz = { git = "https://github.com/wez/wezterm", features = ["widgets"] }
 # termwiz = { path = "../../wezterm/termwiz", default-features = false, features = ["widgets"] }

helix-term/src/keymap.rs

@@ -1,4 +1,4 @@
-use crossterm::event::{KeyEvent as Key, KeyModifiers as Modifiers};
+use crossterm::event::{KeyCode, KeyEvent as Key, KeyModifiers as Modifiers};
 use helix_core::commands::{self, Command};
 use std::collections::HashMap;
 
@@ -97,20 +97,20 @@ type Keymap = HashMap<Key, Command>;
 fn default() -> Keymap {
     hashmap!(
         Key {
-            code: "h",
+            code: KeyCode::Char('h'),
             modifiers: Modifiers::NONE
-        } => commands::move_char_left,
+        } => commands::move_char_left as Command,
         Key {
-            code: "j",
+            code: KeyCode::Char('j'),
             modifiers: Modifiers::NONE
-        } => commands::move_line_down,
+        } => commands::move_line_down as Command,
         Key {
-            code: "k",
+            code: KeyCode::Char('k'),
             modifiers: Modifiers::NONE
-        } => commands::move_line_up,
+        } => commands::move_line_up as Command,
         Key {
-            code: "l",
+            code: KeyCode::Char('l'),
             modifiers: Modifiers::NONE
-        } => commands::move_char_right,
-    );
+        } => commands::move_char_right as Command,
+    )
 }