[Core] Add getreuer's Autocorrect feature to core (#15699)

Co-authored-by: Albert Y <76888457+filterpaper@users.noreply.github.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/quantum/process_keycode/process_autocorrect.h b/quantum/process_keycode/process_autocorrect.h
new file mode 100644
index 0000000000..c7596107e5
--- /dev/null
+++ b/quantum/process_keycode/process_autocorrect.h
@@ -0,0 +1,17 @@
+// Copyright 2021 Google LLC
+// Copyright 2021 @filterpaper
+// SPDX-License-Identifier: Apache-2.0
+// Original source: https://getreuer.info/posts/keyboards/autocorrection
+
+#pragma once
+
+#include "quantum.h"
+
+bool process_autocorrect(uint16_t keycode, keyrecord_t *record);
+bool process_autocorrect_user(uint16_t *keycode, keyrecord_t *record, uint8_t *typo_buffer_size, uint8_t *mods);
+bool apply_autocorrect(uint8_t backspaces, const char *str);
+
+bool autocorrect_is_enabled(void);
+void autocorrect_enable(void);
+void autocorrect_disable(void);
+void autocorrect_toggle(void);