Checkpoint automation

src/backup/todo.txt

@@ -17,12 +17,6 @@ Commands TODO:
     - Turned off by default
     - Special: non editable, hotkeys don't work etc.
 
-- CONSIDER AUTOMATING: CheckpointBeforeGoto
-    - GotoBackward how to handle that in case we want to automate and create on every move?
-- Add jump checkpoints
-    - Make sure the timing window works forward and backward in undo and jump
-
-
 backlog
 FEATURE Search whole words, case sensitive etc.
 FEATURE Select all searched occurences

src/basic/basic_os.cpp

@@ -30,7 +30,7 @@ void BacktraceOnError(void *data, const char *msg, int errnum) {
 int BacktraceOnPrint(void *data, uintptr_t pc, const char *filename, int lineno, const char *function) {
     bool printed = false;
     if (filename != NULL) {
-        char buffer[512];
+        char buffer[1024];
         char *f = realpath(filename, buffer);
         printf("%s:%d:1: ", f, lineno);
         printed = true;

src/text_editor/buffer.cpp

@@ -975,7 +975,6 @@ API void UndoEdit(Buffer *buffer, Array<Caret> *carets) {
     }
 }
 
-
 API void DeallocHistoryEntries(Array<HistoryEntry> *entries) {
     For(*entries) {
         Dealloc(&it.carets);

src/text_editor/commands.cpp

@@ -33,7 +33,6 @@ String GetMainDir() {
 }
 
 void JumpGarbageBuffer(BSet *set, String buffer_name = "") {
-    CheckpointBeforeGoto(set->window);
     if (buffer_name.len == 0) {
         buffer_name = GetUniqueBufferName(GetDir(set->buffer), "temp");
     }
@@ -43,7 +42,6 @@ void JumpGarbageBuffer(BSet *set, String buffer_name = "") {
 }
 
 void BeginJump(BSet *set, BufferID buffer_id = NullBufferID) {
-    CheckpointBeforeGoto(set->window);
     set->buffer = GetBuffer(buffer_id);
     set->view = WindowOpenBufferView(set->window, set->buffer->name);
 }
@@ -444,7 +442,6 @@ BSet Exec(String cmd, String working_dir, bool set_active = true) {
 BSet ExecBuild(String cmd) {
     BSet main = GetBSet(LastActiveLayoutWindowID);
     ActiveWindowID = main.window->id;
-    CheckpointBeforeGoto(main.window);
     View *view = WindowOpenBufferView(main.window, BuildBuffer->name);
     ResetBuffer(BuildBuffer);
     Exec(view->id, true, cmd, WorkDir);
@@ -614,7 +611,6 @@ BSet Open(Window *window, String path, String meta, bool set_active = true) {
             ActiveWindowID = set.window->id;
         }
         if (IsDir(o.path)) {
-            CheckpointBeforeGoto(set.window);
             View *view = WindowOpenBufferView(set.window, o.path);
             Buffer *buffer = GetBuffer(view->active_buffer);
             ResetBuffer(buffer);
@@ -623,7 +619,6 @@ BSet Open(Window *window, String path, String meta, bool set_active = true) {
                 RawAppendf(buffer, "%S\n", it.filename);
             }
         } else {
-            CheckpointBeforeGoto(set.window);
             View *view = WindowOpenBufferView(set.window, o.path);
             Buffer *buffer = GetBuffer(view->active_buffer);
             if (o.line != -1) {
@@ -845,11 +840,13 @@ void Command_CloseAll() {
 
 void Command_GotoBackward() {
     BSet main = GetBSet(LastActiveLayoutWindowID);
+    main.window->skip_checkpoint = true;
     GotoBackward(main.window);
 } RegisterCommand(Command_GotoBackward, "alt-q | mousex1");
 
 void Command_GotoForward() {
     BSet main = GetBSet(LastActiveLayoutWindowID);
+    main.window->skip_checkpoint = true;
     GotoForward(main.window);
 } RegisterCommand(Command_GotoForward, "alt-shift-q | mousex2");
 

src/text_editor/coroutines.cpp

@@ -10,7 +10,6 @@ void CoRemove(String name) {
     }
 }
 
-
 #define CoAdd(x) CoAddEx(x, #x)
 mco_coro *CoAddEx(CoroutineProc *proc, String name) {
     CoRemove(name);

src/text_editor/text_editor.cpp

@@ -173,6 +173,11 @@ void OnCommand(Event event) {
     Scratch scratch;
     Array<Window *> order = GetWindowZOrder(scratch);
 
+    Window *window = GetWindow(ActiveWindowID);
+    {
+
+    }
+
 
     // Handle wheel scrolling
     if (event.xwheel || event.ywheel) {
@@ -330,8 +335,6 @@ void OnCommand(Event event) {
             bool mouse_in_line_numbers = AreOverlapping(mouse, active.window->line_numbers_rect);
             if (mouse_in_document || mouse_in_line_numbers) {
                 DocumentSelected = active.window->id;
-                CheckpointBeforeGoto(active.window);
-
 
                 Int p = ScreenSpaceToBufferPos(active.window, active.view, active.buffer, mouse);
                 if (Alt()) Insert(&active.view->carets, MakeCaret(p, p), 0);
@@ -513,6 +516,12 @@ void Update(Event event) {
         view->update_scroll = true;
     }
 
+    For (Windows) {
+        if (it->jump_history) {
+            View *view = GetView(it->active_view);
+            it->begin_frame_crumb = {it->active_view, view->carets[0], GetTimeSeconds()};
+        }
+    }
 
     OnCommand(event);
     StatusWindowUpdate();
@@ -521,17 +530,37 @@ void Update(Event event) {
     SearchWindowUpdate();
     UpdateProcesses();
     CoUpdate(&event);
-    For (Buffers) it->begin_frame_change_id = it->change_id; // after last place we modify
+
+    // We update it here despite the name to make it sure that all the possible changes are
+    // included albeit with delayed response. If we did this at the beginning of the frame
+    // and the DebugWindowUpdated we wouldnt get to know that in the OnCommand.
+    For (Buffers) {
+        it->begin_frame_change_id = it->change_id;
+    }
 
     {
         ProfileScope(WindowEndOfFrameVisibilityAndLastActive);
         For (Windows) {
+            if (it->jump_history) {
+                View *view = GetView(it->active_view);
+                bool are_equal = it->begin_frame_crumb.view_id == it->active_view && AreEqual(view->carets[0], it->begin_frame_crumb.caret);
+                if (!are_equal) {
+                    if (!it->skip_checkpoint) {
+                        Add(&it->goto_history, it->begin_frame_crumb);
+                        it->goto_redo.len = 0;
+                    }
+                }
+                it->skip_checkpoint = false;
+
+
                 if (it->goto_history.len > ConfigJumpHistorySize) {
                     RemoveByIndex(&it->goto_history, 0);
                 }
                 if (it->goto_redo.len > ConfigJumpHistorySize) {
                     RemoveByIndex(&it->goto_redo, 0);
                 }
+            }
+
             if (it->sync_visibility_with_focus) {
                 if (it->id == ActiveWindowID) {
                     it->visible = true;

src/text_editor/window.cpp

@@ -235,17 +235,6 @@ Int ScreenSpaceToBufferPosErrorOutOfBounds(Window *window, View *view, Buffer *b
     return result;
 }
 
-
-void CheckpointBeforeGoto(Window *window, View *view) {
-    if (window->jump_history == false) return;
-    Add(&window->goto_history, {view->id, view->carets[0], GetTimeSeconds()});
-    window->goto_redo.len = 0;
-}
-
-void CheckpointBeforeGoto(Window *window) {
-    CheckpointBeforeGoto(window, GetView(window->active_view));
-}
-
 GotoCrumb GetCrumb(Array<GotoCrumb> *cr) {
     for (; cr->len;) {
         GotoCrumb c = Pop(cr);

src/text_editor/window.h

@@ -17,6 +17,7 @@ struct Window {
     double weight;
     Caret search_bar_anchor;
 
+    GotoCrumb begin_frame_crumb;
     Array<GotoCrumb> goto_history;
     Array<GotoCrumb> goto_redo;
 
@@ -36,6 +37,7 @@ struct Window {
         bool lose_visibility_on_escape : 1;
         bool jump_history : 1;
         bool eval_command : 1;
+        uint32_t skip_checkpoint : 1;
     };
 };
 

src/text_editor/window_status.cpp

@@ -83,11 +83,11 @@ void StatusWindowUpdate() {
 
 
     // replace data up to separator with filename and stuff
-    const char *reopen = main.buffer->changed_on_disk ? " Reopen()" : "";
+    const char *reopen = main.buffer->changed_on_disk ? " :Reopen" : "";
     String s = Format(scratch, "# %S:%lld:%lld%s", main.buffer->name, (long long)xy.line + 1ll, (long long)xy.col + 1ll, reopen);
     For (ActiveProcesses) {
         if (it.view_id == main.view->id.id) {
-            s = Format(scratch, "%S %lld Kill()", s, (long long)it.id);
+            s = Format(scratch, "%S %lld :KillProcess", s, (long long)it.id);
         }
     }