Fix stack stack traceback call

It now works correct with start and skip_last settings, the method is now called "call_stack"

Also added auto reset if no output (start too hight) and optional stack separator

src/corelibs/debug_handling/debug_helpers.py

@@ -6,28 +6,39 @@ import traceback
 import os
 
 
-def traceback_call_str(start: int = 2, depth: int = 1):
+def call_stack(
+    start: int = 0,
+    skip_last: int = -1,
+    separator: str = ' -> ',
+    reset_start_if_empty: bool = False
+) -> str:
     """
     get the trace for the last entry
 
     Keyword Arguments:
-        start {int} -- _description_ (default: {2})
-        depth {int} -- _description_ (default: {1})
+        start {int} -- start, if too might output will empty until reset_start_if_empty is set (default: {0})
+        skip_last {int} -- how many of the last are skipped, defaults to -1 for current method (default: {-1})
+        seperator {str} -- add stack separator, if empty defaults to ' -> ' (default: { -> })
+        reset_start_if_empty {bool} -- if no stack returned because of too high start,
+                                        reset to 0 for full read (default: {False})
 
     Returns:
-        _type_ -- _description_
+        str -- _description_
     """
-    # can't have more than in the stack for depth
-    depth = min(depth, start)
-    depth = start - depth
-    # 0 is full stack length from start
-    if depth == 0:
-        stack = traceback.extract_stack()[-start:]
-    else:
-        stack = traceback.extract_stack()[-start:-depth]
-    return ' -> '.join(
-        f"{os.path.basename(f.filename)}:{f.name}:{f.lineno}"
-        for f in stack
-    )
+    # stack = traceback.extract_stack()[start:depth]
+    # how many of the last entries we skip (so we do not get self), default is -1
+    # start cannot be negative
+    if skip_last > 0:
+        skip_last = skip_last * -1
+    stack = traceback.extract_stack()
+    __stack = stack[start:skip_last]
+    # start possible to high, reset start to 0
+    if not __stack and reset_start_if_empty:
+        start = 0
+        __stack = stack[start:skip_last]
+    if not separator:
+        separator = ' -> '
+    # print(f"* HERE: {dump_data(stack)}")
+    return f"{separator}".join(f"{os.path.basename(f.filename)}:{f.name}:{f.lineno}" for f in __stack)
 
 # __END__