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fix(dap): validate key and index exist when requesting vars #5628

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merged 1 commit into from
Feb 20, 2023
Merged

fix(dap): validate key and index exist when requesting vars #5628

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23 changes: 20 additions & 3 deletions helix-term/src/commands/dap.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -475,19 +475,36 @@ pub fn dap_variables(cx: &mut Context) {

if debugger.thread_id.is_none() {
cx.editor
.set_status("Cannot access variables while target is running");
.set_status("Cannot access variables while target is running.");
return;
}
let (frame, thread_id) = match (debugger.active_frame, debugger.thread_id) {
(Some(frame), Some(thread_id)) => (frame, thread_id),
_ => {
cx.editor
.set_status("Cannot find current stack frame to access variables");
.set_status("Cannot find current stack frame to access variables.");
return;
}
};

let frame_id = debugger.stack_frames[&thread_id][frame].id;
let thread_frame = match debugger.stack_frames.get(&thread_id) {
Some(thread_frame) => thread_frame,
None => {
cx.editor
.set_error("Failed to get stack frame for thread: {thread_id}");
return;
}
};
let stack_frame = match thread_frame.get(frame) {
Some(stack_frame) => stack_frame,
None => {
cx.editor
.set_error("Failed to get stack frame for thread {thread_id} and frame {frame}.");
return;
}
};

let frame_id = stack_frame.id;
let scopes = match block_on(debugger.scopes(frame_id)) {
Ok(s) => s,
Err(e) => {
Expand Down