Allow the cursor messages to be disabled while Vim is running

autoload/ale/cursor.vim

@@ -55,6 +55,10 @@ function! ale#cursor#EchoCursorWarning(...) abort
 endfunction
 
 function! s:EchoImpl() abort
+    if !g:ale_echo_cursor
+        return
+    endif
+
     " Only echo the warnings in normal mode, otherwise we will get problems.
     if mode() isnot# 'n'
         return
@@ -81,6 +85,10 @@ function! s:EchoImpl() abort
 endfunction
 
 function! ale#cursor#EchoCursorWarningWithDelay() abort
+    if !g:ale_echo_cursor
+        return
+    endif
+
     " Only echo the warnings in normal mode, otherwise we will get problems.
     if mode() isnot# 'n'
         return

test/test_cursor_warnings.vader

@@ -1,5 +1,6 @@
 Before:
   Save g:ale_echo_msg_format
+  Save g:ale_echo_cursor
 
   let g:ale_buffer_info = {
   \ bufnr('%'): {
@@ -66,6 +67,7 @@ Before:
   let g:ale_set_loclist = 0
   let g:ale_set_signs = 0
   let g:ale_set_highlights = 0
+  let g:ale_echo_cursor = 1
 
   function GetLastMessage()
     redir => l:output
@@ -222,3 +224,12 @@ Execute(The buffer message format option should take precedence):
   call ale#cursor#EchoCursorWarning()
 
   AssertEqual 'FOO Some information', GetLastMessage()
+
+Execute(The cursor message shouldn't be echoed if the option is off):
+  let g:ale_echo_cursor = 0
+  echom 'foo'
+
+  call cursor(1, 1)
+  call ale#cursor#EchoCursorWarning()
+
+  AssertEqual 'foo', GetLastMessage()