Configure comment string

README.md

@@ -22,10 +22,11 @@ Extends (presumed-available) groovy syntax highlighting.
 
 ### Manual
 
-    git clone https://github.com/LukeGoodsell/nextflow-vim ~/nextflow-vim;
-    mkdir ~/.vim/ftdetect; mkdir ~/.vim/ftplugin;
-    cp ~/nextflow-vim/ftdetect/nextflow.vim ~/.vim/ftdetect;
-    cp ~/nextflow-vim/syntax/nextflow.vim ~/.vim/ftplugin;
+    git clone https://github.com/LukeGoodsell/nextflow-vim.git
+    for subdir in ftdetect ftplugin syntax; do
+        mkdir -p ~/.vim/$subdir
+        cp nextflow-vim/$subdir/* ~/.vim/$subdir
+    done
 
 ## Goals
 

ftplugin/nextflow.vim

@@ -0,0 +1,27 @@
+" Vim filetype plugin file
+" Language: Nextflow
+
+if exists('b:did_ftplugin')
+  finish
+endif
+
+runtime! ftplugin/groovy.vim
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+setlocal expandtab
+setlocal shiftwidth=4
+setlocal softtabstop=4
+setlocal colorcolumn=80
+
+if exists('b:undo_ftplugin')
+  let b:undo_ftplugin .= ' | setl et< sw< sts< cc<'
+else
+  let b:undo_ftplugin = 'setl et< sw< sts< cc<'
+endif
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
+" vim: sw=2

syntax/nextflow.vim

@@ -2,11 +2,6 @@ if exists("b:current_syntax")
   finish
 endif
 
-setlocal expandtab
-setlocal shiftwidth=4
-setlocal softtabstop=4
-setlocal colorcolumn=80
-
 source $VIMRUNTIME/syntax/groovy.vim
 
 syn region  nextflowBlockString          start=+'''+ keepend end=+'''+ contains=groovySpecialChar,groovySpecialError,@Spell,nextflowELExpr,@shell
@@ -43,4 +38,3 @@ hi def link nextflowSpecial           Special
 hi def link nextflowBlock             Function
 
 hi def link nextflowBlockString       String
-