From fbe313779e83728b7dca7925df722c7fb4228d98 Mon Sep 17 00:00:00 2001
From: Jan Hrastnik <jan.hrastnik2@gmail.com>
Date: Fri, 25 Sep 2020 16:04:58 +0200
Subject: [PATCH] added move_line_start and move_line_end

---
 helix-view/src/commands.rs | 75 +++++++++++++++++++++-----------------
 helix-view/src/keymap.rs   |  8 ++++
 2 files changed, 49 insertions(+), 34 deletions(-)

diff --git a/helix-view/src/commands.rs b/helix-view/src/commands.rs
index be3ea0b95..42390c239 100644
--- a/helix-view/src/commands.rs
+++ b/helix-view/src/commands.rs
@@ -39,6 +39,45 @@ pub fn move_line_down(view: &mut View, count: usize) {
         .move_selection(Direction::Forward, Granularity::Line, count);
 }
 
+pub fn move_line_end(view: &mut View, count: usize) {
+    // TODO: use a transaction
+    let lines = selection_lines(&view.state);
+
+    let positions = lines
+        .into_iter()
+        .map(|index| {
+            // adjust all positions to the end of the line.
+            let line = view.state.doc.line(index);
+            let line_start = view.state.doc.line_to_char(index);
+            line_start + line.len_chars() - 1
+        })
+        .map(|pos| Range::new(pos, pos));
+
+    let selection = Selection::new(positions.collect(), 0);
+
+    let transaction = Transaction::new(&mut view.state).with_selection(selection);
+
+    transaction.apply(&mut view.state);
+}
+
+pub fn move_line_start(view: &mut View, count: usize) {
+    let lines = selection_lines(&view.state);
+
+    let positions = lines
+        .into_iter()
+        .map(|index| {
+            // adjust all positions to the start of the line.
+            view.state.doc.line_to_char(index)
+        })
+        .map(|pos| Range::new(pos, pos));
+
+    let selection = Selection::new(positions.collect(), 0);
+
+    let transaction = Transaction::new(&mut view.state).with_selection(selection);
+
+    transaction.apply(&mut view.state);
+}
+
 pub fn move_next_word_start(view: &mut View, count: usize) {
     let pos = view.state.move_pos(
         view.state.selection.cursor(),
@@ -127,46 +166,14 @@ fn selection_lines(state: &State) -> Vec<usize> {
 pub fn prepend_to_line(view: &mut View, _count: usize) {
     view.state.mode = Mode::Insert;
 
-    let lines = selection_lines(&view.state);
-
-    let positions = lines
-        .into_iter()
-        .map(|index| {
-            // adjust all positions to the start of the line.
-            view.state.doc.line_to_char(index)
-        })
-        .map(|pos| Range::new(pos, pos));
-
-    let selection = Selection::new(positions.collect(), 0);
-
-    let transaction = Transaction::new(&mut view.state).with_selection(selection);
-
-    transaction.apply(&mut view.state);
-    // TODO: need to store into history if successful
+    move_line_start(view, _count);
 }
 
 // A inserts at the end of each line with a selection
 pub fn append_to_line(view: &mut View, _count: usize) {
     view.state.mode = Mode::Insert;
 
-    let lines = selection_lines(&view.state);
-
-    let positions = lines
-        .into_iter()
-        .map(|index| {
-            // adjust all positions to the end of the line.
-            let line = view.state.doc.line(index);
-            let line_start = view.state.doc.line_to_char(index);
-            line_start + line.len_chars() - 1
-        })
-        .map(|pos| Range::new(pos, pos));
-
-    let selection = Selection::new(positions.collect(), 0);
-
-    let transaction = Transaction::new(&mut view.state).with_selection(selection);
-
-    transaction.apply(&mut view.state);
-    // TODO: need to store into history if successful
+    move_line_end(view, _count);
 }
 
 // o inserts a new line after each line with a selection
diff --git a/helix-view/src/keymap.rs b/helix-view/src/keymap.rs
index 9fabf41dc..5d9b66534 100644
--- a/helix-view/src/keymap.rs
+++ b/helix-view/src/keymap.rs
@@ -98,6 +98,14 @@ pub fn default() -> Keymaps {
                     code: KeyCode::Char('k'),
                     modifiers: Modifiers::NONE
                 }] => commands::move_line_up as Command,
+                vec![Key {
+                    code: KeyCode::Char('0'),
+                    modifiers: Modifiers::NONE
+                }] => commands::move_line_start as Command,
+                vec![Key {
+                    code: KeyCode::Char('$'),
+                    modifiers: Modifiers::NONE
+                }] => commands::move_line_end as Command,
                 vec![Key {
                     code: KeyCode::Char('l'),
                     modifiers: Modifiers::NONE