runtime: Include vim-tutor-mode

vim-tutor-mode provides a mechanism to write and read interactive
tutorials in vim. It's aim is to replace the venerable vimtutor with a
more modern system.

The plugin's development is maintained at https://github.com/fmoralesc
/vim-tutor-mode

Closes #2351.

1 files changed, 43 insertions, 0 deletions

diff --git a/runtime/ftplugin/tutor.vim b/runtime/ftplugin/tutor.vim
new file mode 100644
index 0000000000..237176f5eb
--- /dev/null
+++ b/runtime/ftplugin/tutor.vim
@@ -0,0 +1,43 @@
+" vim: fdm=marker
+
+" Base: {{{1
+call tutor#SetupVim()
+
+" Buffer Settings: {{{1
+if !exists('g:tutor_debug') || g:tutor_debug == 0
+    setlocal buftype=nofile
+    setlocal concealcursor+=inv
+    setlocal conceallevel=2
+else
+    setlocal buftype=
+    setlocal concealcursor&
+    setlocal conceallevel=0
+endif
+setlocal noundofile
+
+setlocal keywordprg=:help
+setlocal iskeyword=@,-,_
+
+setlocal foldmethod=expr
+setlocal foldexpr=tutor#TutorFolds()
+setlocal foldcolumn=3
+setlocal foldlevel=4
+
+setlocal statusline=%{toupper(expand('%:t:r'))}\ tutorial%=
+setlocal statusline+=%{tutor#InfoText()}
+
+" Mappings: {{{1
+
+call tutor#SetNormalMappings()
+call tutor#SetSampleTextMappings()
+
+" Checks: {{{1
+
+sign define tutorok text=✓ texthl=tutorOK
+sign define tutorbad text=✗ texthl=tutorX
+
+if  !exists('g:tutor_debug') || g:tutor_debug == 0
+    call tutor#PlaceXMarks()
+    autocmd! TextChanged <buffer> call tutor#OnTextChanged()
+    autocmd! TextChangedI <buffer> call tutor#OnTextChanged()
+endif