add support for downcase-word, upcase-word and capitalise-word

input.cpp

@@ -115,6 +115,9 @@ static const wchar_t * const name_arr[] =
     L"self-insert",
     L"transpose-chars",
     L"transpose-words",
+    L"upcase-word",
+    L"downcase-word",
+    L"capitalize-word",
     L"null",
     L"eof",
     L"vi-arg-digit",
@@ -201,6 +204,9 @@ static const wchar_t code_arr[] =
     R_SELF_INSERT,
     R_TRANSPOSE_CHARS,
     R_TRANSPOSE_WORDS,
+    R_UPCASE_WORD,
+    R_DOWNCASE_WORD,
+    R_CAPITALIZE_WORD,
     R_NULL,
     R_EOF,
     R_VI_ARG_DIGIT,