Allow passing exception classes for KeyboardInterrupt and EOFError in PromptSession.

Author: jonathanslenders

Diff for: src/prompt_toolkit/shortcuts/prompt.py

@@ -324,6 +324,10 @@ class PromptSession(Generic[_T]):
     :param input: `Input` object. (Note that the preferred way to change the
         input/output is by creating an `AppSession`.)
     :param output: `Output` object.
+    :param interrupt_exception: The exception type that will be raised when
+        there is a keyboard interrupt (control-c keypress).
+    :param eof_exception: The exception type that will be raised when there is
+        an end-of-file/exit event (control-d keypress).
     """
 
     _fields = (
@@ -410,6 +414,8 @@ def __init__(
         refresh_interval: float = 0,
         input: Input | None = None,
         output: Output | None = None,
+        interrupt_exception: type[BaseException] = KeyboardInterrupt,
+        eof_exception: type[BaseException] = EOFError,
     ) -> None:
         history = history or InMemoryHistory()
         clipboard = clipboard or InMemoryClipboard()
@@ -459,6 +465,8 @@ def __init__(
         self.reserve_space_for_menu = reserve_space_for_menu
         self.tempfile_suffix = tempfile_suffix
         self.tempfile = tempfile
+        self.interrupt_exception = interrupt_exception
+        self.eof_exception = eof_exception
 
         # Create buffers, layout and Application.
         self.history = history
@@ -811,7 +819,7 @@ def _complete_like_readline(event: E) -> None:
         @handle("<sigint>")
         def _keyboard_interrupt(event: E) -> None:
             "Abort when Control-C has been pressed."
-            event.app.exit(exception=KeyboardInterrupt, style="class:aborting")
+            event.app.exit(exception=self.interrupt_exception(), style="class:aborting")
 
         @Condition
         def ctrl_d_condition() -> bool:
@@ -826,7 +834,7 @@ def ctrl_d_condition() -> bool:
         @handle("c-d", filter=ctrl_d_condition & default_focused)
         def _eof(event: E) -> None:
             "Exit when Control-D has been pressed."
-            event.app.exit(exception=EOFError, style="class:exiting")
+            event.app.exit(exception=self.eof_exception(), style="class:exiting")
 
         suspend_supported = Condition(suspend_to_background_supported)