editor: support setExceptionBreakpoints

3 files changed, 37 insertions, 0 deletions

diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index acaba6d6..f3f62d6b 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -335,6 +335,8 @@ impl Command {
         dap_edit_log, "Edit log message of the breakpoint on the current line",
         dap_switch_thread, "Switch current thread",
         dap_switch_stack_frame, "Switch stack frame",
+        dap_enable_exceptions, "Enable exception breakpoints",
+        dap_disable_exceptions, "Disable exception breakpoints",
         shell_pipe, "Pipe selections through shell command",
         shell_pipe_to, "Pipe selections into shell command, ignoring command output",
         shell_insert_output, "Insert output of shell command before each selection",
diff --git a/helix-term/src/commands/dap.rs b/helix-term/src/commands/dap.rs
index 3fb990c2..65a0d33f 100644
--- a/helix-term/src/commands/dap.rs
+++ b/helix-term/src/commands/dap.rs
@@ -513,6 +513,39 @@ pub fn dap_terminate(cx: &mut Context) {
     cx.editor.debugger = None;
 }
 
+pub fn dap_enable_exceptions(cx: &mut Context) {
+    let debugger = match &mut cx.editor.debugger {
+        Some(debugger) => debugger,
+        None => return,
+    };
+
+    let filters = match &debugger.capabilities().exception_breakpoint_filters {
+        Some(filters) => filters.clone(),
+        None => return,
+    };
+
+    if let Err(e) = block_on(
+        debugger.set_exception_breakpoints(filters.iter().map(|f| f.filter.clone()).collect()),
+    ) {
+        cx.editor
+            .set_error(format!("Failed to set up exception breakpoints: {:?}", e));
+        return;
+    }
+}
+
+pub fn dap_disable_exceptions(cx: &mut Context) {
+    let debugger = match &mut cx.editor.debugger {
+        Some(debugger) => debugger,
+        None => return,
+    };
+
+    if let Err(e) = block_on(debugger.set_exception_breakpoints(vec![])) {
+        cx.editor
+            .set_error(format!("Failed to set up exception breakpoints: {:?}", e));
+        return;
+    }
+}
+
 pub fn dap_edit_condition(cx: &mut Context) {
     if let Some((pos, mut bp)) = commands::cmd::get_breakpoint_at_current_line(cx.editor) {
         let callback = Box::pin(async move {
diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs
index 77bb187c..e344457c 100644
--- a/helix-term/src/keymap.rs
+++ b/helix-term/src/keymap.rs
@@ -557,6 +557,8 @@ impl Default for Keymaps {
                         "f" => dap_switch_stack_frame,
                         // sl, sb
                     },
+                    "e" => dap_enable_exceptions,
+                    "E" => dap_disable_exceptions,
                 },
                 "w" => { "Window"
                     "C-w" | "w" => rotate_view,