3 files changed, 35 insertions, 1 deletions
diff --git a/helix-view/Cargo.toml b/helix-view/Cargo.toml
index 34f55eb6..ffe6a111 100644
--- a/helix-view/Cargo.toml
+++ b/helix-view/Cargo.toml
@@ -18,6 +18,7 @@ bitflags = "1.3"
 anyhow = "1"
 helix-core = { version = "0.5", path = "../helix-core" }
 helix-lsp = { version = "0.5", path = "../helix-lsp"}
+helix-dap = { version = "0.5", path = "../helix-dap"}
 crossterm = { version = "0.22", optional = true }
 
 # Conversion traits
@@ -25,6 +26,7 @@ once_cell = "1.8"
 url = "2"
 
 tokio = { version = "1", features = ["rt", "rt-multi-thread", "io-util", "io-std", "time", "process", "macros", "fs", "parking_lot"] }
+tokio-stream = "0.1"
 futures-util = { version = "0.3", features = ["std", "async-await"], default-features = false }
 
 slotmap = "1"
diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs
index d5913a51..73da67c9 100644
--- a/helix-view/src/editor.rs
+++ b/helix-view/src/editor.rs
@@ -8,8 +8,11 @@ use crate::{
 };
 
 use futures_util::future;
+use futures_util::stream::select_all::SelectAll;
+use tokio_stream::wrappers::UnboundedReceiverStream;
+
 use std::{
-    collections::BTreeMap,
+    collections::{BTreeMap, HashMap},
     io::stdin,
     num::NonZeroUsize,
     path::{Path, PathBuf},
@@ -25,6 +28,7 @@ pub use helix_core::diagnostic::Severity;
 pub use helix_core::register::Registers;
 use helix_core::syntax;
 use helix_core::{Position, Selection};
+use helix_dap as dap;
 
 use serde::Deserialize;
 
@@ -162,6 +166,11 @@ pub struct Editor {
     pub registers: Registers,
     pub theme: Theme,
     pub language_servers: helix_lsp::Registry,
+
+    pub debugger: Option<dap::Client>,
+    pub debugger_events: SelectAll<UnboundedReceiverStream<dap::Payload>>,
+    pub breakpoints: HashMap<PathBuf, Vec<dap::SourceBreakpoint>>,
+
     pub clipboard_provider: Box<dyn ClipboardProvider>,
 
     pub syn_loader: Arc<syntax::Loader>,
@@ -205,6 +214,9 @@ impl Editor {
             selected_register: None,
             theme: theme_loader.default(),
             language_servers,
+            debugger: None,
+            debugger_events: SelectAll::new(),
+            breakpoints: HashMap::new(),
             syn_loader,
             theme_loader,
             registers: Registers::default(),
diff --git a/helix-view/src/view.rs b/helix-view/src/view.rs
index 217a4940..78b3eb24 100644
--- a/helix-view/src/view.rs
+++ b/helix-view/src/view.rs
@@ -264,6 +264,26 @@ impl View {
     pub fn pos_at_screen_coords(&self, doc: &Document, row: u16, column: u16) -> Option<usize> {
         self.text_pos_at_screen_coords(&doc.text().slice(..), row, column, doc.tab_width())
     }
+
+    /// Translates screen coordinates into coordinates on the gutter of the view.
+    /// Returns a tuple of usize typed line and column numbers starting with 0.
+    /// Returns None if coordinates are not on the gutter.
+    pub fn gutter_coords_at_screen_coords(&self, row: u16, column: u16) -> Option<Position> {
+        // 1 for status
+        if row < self.area.top() || row >= self.area.bottom() {
+            return None;
+        }
+
+        if column < self.area.left() || column > self.area.right() {
+            return None;
+        }
+
+        Some(Position::new(
+            (row - self.area.top()) as usize,
+            (column - self.area.left()) as usize,
+        ))
+    }
+
     // pub fn traverse<F>(&self, text: RopeSlice, start: usize, end: usize, fun: F)
     // where
     //     F: Fn(usize, usize),