debugger_ui.rs

  1use std::any::TypeId;
  2
  3use dap::debugger_settings::DebuggerSettings;
  4use debugger_panel::DebugPanel;
  5use editor::Editor;
  6use gpui::{Action, App, DispatchPhase, EntityInputHandler, actions};
  7use new_process_modal::{NewProcessModal, NewProcessMode};
  8use onboarding_modal::DebuggerOnboardingModal;
  9use project::debugger::{self, breakpoint_store::SourceBreakpoint, session::ThreadStatus};
 10use schemars::JsonSchema;
 11use serde::Deserialize;
 12use session::DebugSession;
 13use settings::Settings;
 14use stack_trace_view::StackTraceView;
 15use tasks_ui::{Spawn, TaskOverrides};
 16use ui::{FluentBuilder, InteractiveElement};
 17use util::maybe;
 18use workspace::{ItemHandle, ShutdownDebugAdapters, Workspace};
 19use zed_actions::ToggleFocus;
 20use zed_actions::debugger::OpenOnboardingModal;
 21
 22pub mod attach_modal;
 23pub mod debugger_panel;
 24mod dropdown_menus;
 25mod new_process_modal;
 26mod onboarding_modal;
 27mod persistence;
 28pub(crate) mod session;
 29mod stack_trace_view;
 30
 31#[cfg(any(test, feature = "test-support"))]
 32pub mod tests;
 33
 34actions!(
 35    debugger,
 36    [
 37        /// Starts a new debugging session.
 38        Start,
 39        /// Continues execution until the next breakpoint.
 40        Continue,
 41        /// Detaches the debugger from the running process.
 42        Detach,
 43        /// Pauses the currently running program.
 44        Pause,
 45        /// Restarts the current debugging session.
 46        Restart,
 47        /// Reruns the current debugging session with the same configuration.
 48        RerunSession,
 49        /// Steps into the next function call.
 50        StepInto,
 51        /// Steps over the current line.
 52        StepOver,
 53        /// Steps out of the current function.
 54        StepOut,
 55        /// Steps back to the previous statement.
 56        StepBack,
 57        /// Stops the debugging session.
 58        Stop,
 59        /// Toggles whether to ignore all breakpoints.
 60        ToggleIgnoreBreakpoints,
 61        /// Clears all breakpoints in the project.
 62        ClearAllBreakpoints,
 63        /// Focuses on the debugger console panel.
 64        FocusConsole,
 65        /// Focuses on the variables panel.
 66        FocusVariables,
 67        /// Focuses on the breakpoint list panel.
 68        FocusBreakpointList,
 69        /// Focuses on the call stack frames panel.
 70        FocusFrames,
 71        /// Focuses on the loaded modules panel.
 72        FocusModules,
 73        /// Focuses on the loaded sources panel.
 74        FocusLoadedSources,
 75        /// Focuses on the terminal panel.
 76        FocusTerminal,
 77        /// Shows the stack trace for the current thread.
 78        ShowStackTrace,
 79        /// Toggles the thread picker dropdown.
 80        ToggleThreadPicker,
 81        /// Toggles the session picker dropdown.
 82        ToggleSessionPicker,
 83        /// Reruns the last debugging session.
 84        #[action(deprecated_aliases = ["debugger::RerunLastSession"])]
 85        Rerun,
 86        /// Toggles expansion of the selected item in the debugger UI.
 87        ToggleExpandItem,
 88        /// Toggle the user frame filter in the stack frame list
 89        /// When toggled on, only frames from the user's code are shown
 90        /// When toggled off, all frames are shown
 91        ToggleUserFrames,
 92    ]
 93);
 94
 95/// Extends selection down by a specified number of lines.
 96#[derive(PartialEq, Clone, Deserialize, Default, JsonSchema, Action)]
 97#[action(namespace = debugger)]
 98#[serde(deny_unknown_fields)]
 99/// Set a data breakpoint on the selected variable or memory region.
100pub struct ToggleDataBreakpoint {
101    /// The type of data breakpoint
102    /// Read & Write
103    /// Read
104    /// Write
105    #[serde(default)]
106    pub access_type: Option<dap::DataBreakpointAccessType>,
107}
108
109actions!(
110    dev,
111    [
112        /// Copies debug adapter launch arguments to clipboard.
113        CopyDebugAdapterArguments
114    ]
115);
116
117pub fn init(cx: &mut App) {
118    DebuggerSettings::register(cx);
119    workspace::FollowableViewRegistry::register::<DebugSession>(cx);
120
121    cx.observe_new(|workspace: &mut Workspace, _, _| {
122        workspace
123            .register_action(spawn_task_or_modal)
124            .register_action(|workspace, _: &ToggleFocus, window, cx| {
125                workspace.toggle_panel_focus::<DebugPanel>(window, cx);
126            })
127            .register_action(|workspace: &mut Workspace, _: &Start, window, cx| {
128                NewProcessModal::show(workspace, window, NewProcessMode::Debug, None, cx);
129            })
130            .register_action(|workspace: &mut Workspace, _: &Rerun, window, cx| {
131                let Some(debug_panel) = workspace.panel::<DebugPanel>(cx) else {
132                    return;
133                };
134
135                debug_panel.update(cx, |debug_panel, cx| {
136                    debug_panel.rerun_last_session(workspace, window, cx);
137                })
138            })
139            .register_action(
140                |workspace: &mut Workspace, _: &ShutdownDebugAdapters, _window, cx| {
141                    workspace.project().update(cx, |project, cx| {
142                        project.dap_store().update(cx, |store, cx| {
143                            store.shutdown_sessions(cx).detach();
144                        })
145                    })
146                },
147            )
148            .register_action(|workspace, _: &OpenOnboardingModal, window, cx| {
149                DebuggerOnboardingModal::toggle(workspace, window, cx)
150            })
151            .register_action_renderer(|div, workspace, _, cx| {
152                let Some(debug_panel) = workspace.panel::<DebugPanel>(cx) else {
153                    return div;
154                };
155                let Some(active_item) = debug_panel
156                    .read(cx)
157                    .active_session()
158                    .map(|session| session.read(cx).running_state().clone())
159                else {
160                    return div;
161                };
162                let running_state = active_item.read(cx);
163                if running_state.session().read(cx).is_terminated() {
164                    return div;
165                }
166
167                let caps = running_state.capabilities(cx);
168                let supports_step_back = caps.supports_step_back.unwrap_or_default();
169                let supports_detach = running_state.session().read(cx).is_attached();
170                let status = running_state.thread_status(cx);
171
172                let active_item = active_item.downgrade();
173                div.when(status == Some(ThreadStatus::Running), |div| {
174                    let active_item = active_item.clone();
175                    div.on_action(move |_: &Pause, _, cx| {
176                        active_item
177                            .update(cx, |item, cx| item.pause_thread(cx))
178                            .ok();
179                    })
180                })
181                .when(status == Some(ThreadStatus::Stopped), |div| {
182                    div.on_action({
183                        let active_item = active_item.clone();
184                        move |_: &StepInto, _, cx| {
185                            active_item.update(cx, |item, cx| item.step_in(cx)).ok();
186                        }
187                    })
188                    .on_action({
189                        let active_item = active_item.clone();
190                        move |_: &StepOver, _, cx| {
191                            active_item.update(cx, |item, cx| item.step_over(cx)).ok();
192                        }
193                    })
194                    .on_action({
195                        let active_item = active_item.clone();
196                        move |_: &StepOut, _, cx| {
197                            active_item.update(cx, |item, cx| item.step_out(cx)).ok();
198                        }
199                    })
200                    .when(supports_step_back, |div| {
201                        let active_item = active_item.clone();
202                        div.on_action(move |_: &StepBack, _, cx| {
203                            active_item.update(cx, |item, cx| item.step_back(cx)).ok();
204                        })
205                    })
206                    .on_action({
207                        let active_item = active_item.clone();
208                        move |_: &Continue, _, cx| {
209                            active_item
210                                .update(cx, |item, cx| item.continue_thread(cx))
211                                .ok();
212                        }
213                    })
214                    .on_action(cx.listener(
215                        |workspace, _: &ShowStackTrace, window, cx| {
216                            let Some(debug_panel) = workspace.panel::<DebugPanel>(cx) else {
217                                return;
218                            };
219
220                            if let Some(existing) = workspace.item_of_type::<StackTraceView>(cx) {
221                                let is_active = workspace
222                                    .active_item(cx)
223                                    .is_some_and(|item| item.item_id() == existing.item_id());
224                                workspace.activate_item(&existing, true, !is_active, window, cx);
225                            } else {
226                                let Some(active_session) = debug_panel.read(cx).active_session()
227                                else {
228                                    return;
229                                };
230
231                                let project = workspace.project();
232
233                                let stack_trace_view = active_session.update(cx, |session, cx| {
234                                    session.stack_trace_view(project, window, cx).clone()
235                                });
236
237                                workspace.add_item_to_active_pane(
238                                    Box::new(stack_trace_view),
239                                    None,
240                                    true,
241                                    window,
242                                    cx,
243                                );
244                            }
245                        },
246                    ))
247                })
248                .when(supports_detach, |div| {
249                    let active_item = active_item.clone();
250                    div.on_action(move |_: &Detach, _, cx| {
251                        active_item
252                            .update(cx, |item, cx| item.detach_client(cx))
253                            .ok();
254                    })
255                })
256                .on_action({
257                    let active_item = active_item.clone();
258                    move |_: &Restart, _, cx| {
259                        active_item
260                            .update(cx, |item, cx| item.restart_session(cx))
261                            .ok();
262                    }
263                })
264                .on_action({
265                    let active_item = active_item.clone();
266                    move |_: &RerunSession, window, cx| {
267                        active_item
268                            .update(cx, |item, cx| item.rerun_session(window, cx))
269                            .ok();
270                    }
271                })
272                .on_action({
273                    let active_item = active_item.clone();
274                    move |_: &Stop, _, cx| {
275                        active_item.update(cx, |item, cx| item.stop_thread(cx)).ok();
276                    }
277                })
278                .on_action({
279                    let active_item = active_item.clone();
280                    move |_: &ToggleIgnoreBreakpoints, _, cx| {
281                        active_item
282                            .update(cx, |item, cx| item.toggle_ignore_breakpoints(cx))
283                            .ok();
284                    }
285                })
286                .on_action(move |_: &ToggleUserFrames, _, cx| {
287                    if let Some((thread_status, stack_frame_list)) = active_item
288                        .read_with(cx, |item, cx| {
289                            (item.thread_status(cx), item.stack_frame_list().clone())
290                        })
291                        .ok()
292                    {
293                        stack_frame_list.update(cx, |stack_frame_list, cx| {
294                            stack_frame_list.toggle_frame_filter(thread_status, cx);
295                        })
296                    }
297                })
298            });
299    })
300    .detach();
301
302    cx.observe_new({
303        move |editor: &mut Editor, _, _| {
304            editor
305                .register_action_renderer(move |editor, window, cx| {
306                    let Some(workspace) = editor.workspace() else {
307                        return;
308                    };
309                    let Some(debug_panel) = workspace.read(cx).panel::<DebugPanel>(cx) else {
310                        return;
311                    };
312                    let Some(active_session) =
313                        debug_panel.update(cx, |panel, _| panel.active_session())
314                    else {
315                        return;
316                    };
317
318                    let session = active_session
319                        .read(cx)
320                        .running_state
321                        .read(cx)
322                        .session()
323                        .read(cx);
324
325                    if session.is_terminated() {
326                        return;
327                    }
328
329                    let editor = cx.entity().downgrade();
330
331                    window.on_action_when(
332                        session.any_stopped_thread(),
333                        TypeId::of::<editor::actions::RunToCursor>(),
334                        {
335                            let editor = editor.clone();
336                            let active_session = active_session.clone();
337                            move |_, phase, _, cx| {
338                                if phase != DispatchPhase::Bubble {
339                                    return;
340                                }
341                                maybe!({
342                                    let (buffer, position, _) = editor
343                                        .update(cx, |editor, cx| {
344                                            let cursor_point: language::Point =
345                                                editor.selections.newest(cx).head();
346
347                                            editor
348                                                .buffer()
349                                                .read(cx)
350                                                .point_to_buffer_point(cursor_point, cx)
351                                        })
352                                        .ok()??;
353
354                                    let path =
355                                debugger::breakpoint_store::BreakpointStore::abs_path_from_buffer(
356                                    &buffer, cx,
357                                )?;
358
359                                    let source_breakpoint = SourceBreakpoint {
360                                        row: position.row,
361                                        path,
362                                        message: None,
363                                        condition: None,
364                                        hit_condition: None,
365                                        state: debugger::breakpoint_store::BreakpointState::Enabled,
366                                    };
367
368                                    active_session.update(cx, |session, cx| {
369                                        session.running_state().update(cx, |state, cx| {
370                                            if let Some(thread_id) = state.selected_thread_id() {
371                                                state.session().update(cx, |session, cx| {
372                                                    session.run_to_position(
373                                                        source_breakpoint,
374                                                        thread_id,
375                                                        cx,
376                                                    );
377                                                })
378                                            }
379                                        });
380                                    });
381
382                                    Some(())
383                                });
384                            }
385                        },
386                    );
387
388                    window.on_action(
389                        TypeId::of::<editor::actions::EvaluateSelectedText>(),
390                        move |_, _, window, cx| {
391                            maybe!({
392                                let text = editor
393                                    .update(cx, |editor, cx| {
394                                        editor.text_for_range(
395                                            editor.selections.newest(cx).range(),
396                                            &mut None,
397                                            window,
398                                            cx,
399                                        )
400                                    })
401                                    .ok()??;
402
403                                active_session.update(cx, |session, cx| {
404                                    session.running_state().update(cx, |state, cx| {
405                                        let stack_id = state.selected_stack_frame_id(cx);
406
407                                        state.session().update(cx, |session, cx| {
408                                            session
409                                                .evaluate(text, None, stack_id, None, cx)
410                                                .detach();
411                                        });
412                                    });
413                                });
414
415                                Some(())
416                            });
417                        },
418                    );
419                })
420                .detach();
421        }
422    })
423    .detach();
424}
425
426fn spawn_task_or_modal(
427    workspace: &mut Workspace,
428    action: &Spawn,
429    window: &mut ui::Window,
430    cx: &mut ui::Context<Workspace>,
431) {
432    match action {
433        Spawn::ByName {
434            task_name,
435            reveal_target,
436        } => {
437            let overrides = reveal_target.map(|reveal_target| TaskOverrides {
438                reveal_target: Some(reveal_target),
439            });
440            let name = task_name.clone();
441            tasks_ui::spawn_tasks_filtered(
442                move |(_, task)| task.label.eq(&name),
443                overrides,
444                window,
445                cx,
446            )
447            .detach_and_log_err(cx)
448        }
449        Spawn::ByTag {
450            task_tag,
451            reveal_target,
452        } => {
453            let overrides = reveal_target.map(|reveal_target| TaskOverrides {
454                reveal_target: Some(reveal_target),
455            });
456            let tag = task_tag.clone();
457            tasks_ui::spawn_tasks_filtered(
458                move |(_, task)| task.tags.contains(&tag),
459                overrides,
460                window,
461                cx,
462            )
463            .detach_and_log_err(cx)
464        }
465        Spawn::ViaModal { reveal_target } => {
466            NewProcessModal::show(workspace, window, NewProcessMode::Task, *reveal_target, cx);
467        }
468    }
469}