Try to fix the indenting again

src/text_editor/buffer.cpp

@@ -1,5 +1,10 @@
 #define BUFFER_DEBUG DEBUG_BUILD
 
+API bool AreEqual(XY a, XY b) {
+    bool result = a.x == b.x && a.y == b.y;
+    return result;
+}
+
 API Range MakeRange(Int a, Int b) {
     Range result = {Min(a, b), Max(a, b)};
     return result;

src/text_editor/text_editor.h

@@ -10,8 +10,6 @@ union XY {
     struct {Int col; Int line;};
     struct {Int x; Int y; };
 };
-struct XYPair { XY front; XY back; };
-
 
 typedef void Function();
 

src/text_editor/view.cpp

@@ -401,6 +401,7 @@ void MoveCaretsLine(View *view, int direction) {
 
     // Save caret positions to fix them at end to the expected incremented by one positions
     // :PreserveXYCarets (kind of)
+    struct XYPair { XY front; XY back; };
     Array<XYPair> saved_xy = {scratch};
     For (view->carets) {
         Add(&saved_xy, {PosToXY(buffer, GetFront(it)), PosToXY(buffer, GetBack(it))});
@@ -563,16 +564,24 @@ void IndentSelectedLines(View *view, bool shift = false) {
     MergeCarets(buffer, &view->carets);
 
     // :PreserveXYCarets - maybe make it as one of the strategies of adjusting carets?
+    struct XYPair { XY front; XY back; };
     Array<XYPair> saved_xy = {scratch};
     For (view->carets) Add(&saved_xy, {PosToXY(buffer, GetFront(it)), PosToXY(buffer, GetBack(it))});
 
+    Array<Int> not_allowed_to_be_skipped_list = {scratch};
+    For (view->carets) {
+        if (GetSize(it.range) == 0) {
+            Add(&not_allowed_to_be_skipped_list, PosToLine(buffer, it.range.min));
+        }
+    }
+
     Array<Range> line_ranges_to_indent = GetSelectedLinesSortedExclusive(scratch, view);
     For (line_ranges_to_indent) {
         for (Int i = it.min; i < it.max; i += 1) {
             Range pos_range_of_line = GetLineRange(buffer, i);
             String16 string = GetString(buffer, pos_range_of_line);
-            String16 without_whitespace = Trim(string);
-            if (without_whitespace.len == 0) {
+            String16 without_whitespace = GetString(buffer, GetLineRangeWithoutNL(buffer, i));
+            if (without_whitespace.len == 0 && !Contains(not_allowed_to_be_skipped_list, i)) {
                 continue;
             }
 
@@ -595,6 +604,8 @@ void IndentSelectedLines(View *view, bool shift = false) {
     for (Int i = 0; i < saved_xy.len; i += 1) {
         Caret  &caret  = view->carets[i];
         XYPair &xypair = saved_xy[i];
+        xypair.front.x += IndentSize;
+        xypair.back.x += IndentSize;
         Int front = XYToPos(buffer, xypair.front);
         Int back  = XYToPos(buffer, xypair.back);
         caret = MakeCaret(front, back);