patch 9.0.1766: Runtime: Missing QML support

Problem:  Runtime: Missing QML support
Solution: Add QML support to Vim

closes: #12810

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: ChaseKnowlden <haroldknowlden@gmail.com>

.github/CODEOWNERS

@@ -192,6 +192,7 @@ runtime/ftplugin/ps1xml.vim		@heaths
 runtime/ftplugin/pymanifest.vim		@ObserverOfTime
 runtime/ftplugin/python.vim		@tpict
 runtime/ftplugin/qb64.vim		@dkearns
+runtime/ftplugin/qml.vim        @ChaseKnowlden
 runtime/ftplugin/r.vim			@jalvesaq
 runtime/ftplugin/racket.vim		@benknoble
 runtime/ftplugin/readline.vim		@dkearns
@@ -284,6 +285,7 @@ runtime/indent/postscr.vim		@mrdubya
 runtime/indent/prolog.vim		@dkearns
 runtime/indent/ps1.vim			@heaths
 runtime/indent/qb64.vim			@dkearns
+runtime/indent/qml.vim          @ChaseKnowlden
 runtime/indent/r.vim			@jalvesaq
 runtime/indent/racket.vim		@benknoble
 runtime/indent/rapid.vim		@KnoP-01
@@ -443,6 +445,7 @@ runtime/syntax/ps1xml.vim		@heaths
 runtime/syntax/psl.vim			@danielkho
 runtime/syntax/pymanifest.vim		@ObserverOfTime
 runtime/syntax/qb64.vim			@dkearns
+runtime/syntax/qml.vim          @ChaseKnowlden
 runtime/syntax/r.vim			@jalvesaq
 runtime/syntax/racket.vim		@benknoble
 runtime/syntax/raml.vim			@in3d

runtime/filetype.vim

@@ -1708,6 +1708,9 @@ au BufNewFile,BufRead *.ptl,*.pyi,SConstruct		   setf python
 " QL
 au BufRead,BufNewFile *.ql,*.qll		setf ql
 
+" QML
+au BufRead,BufNewFile *.qml,*.qbs			setf qml
+
 " QMLdir
 au BufRead,BufNewFile qmldir			setf qmldir
 

runtime/ftplugin/qml.vim

@@ -0,0 +1,31 @@
+" Vim filetype plugin file
+" Language: QML
+" Maintainer: Chase Knowlden <haroldknowlden@gmail.com>
+" Last Change: 2023 Aug 16
+
+if exists( 'b:did_ftplugin' )
+   finish
+endif
+let b:did_ftplugin = 1
+
+let s:cpoptions_save = &cpoptions
+set cpoptions&vim
+
+" command for undo
+let b:undo_ftplugin = "setlocal formatoptions< comments< commentstring<"
+
+if (has("gui_win32") || has("gui_gtk")) && !exists( 'b:browsefilter' )
+   let b:browsefilter =
+      \ 'QML Files (*.qml,*.qbs)\t*.qml;*.qbs\n' .
+      \ 'All Files\t*\n'
+endif
+
+" Set 'comments' to format dashed lists in comments.
+setlocal comments=sO:*\ -,mO:*\ \ ,exO:*/,s1:/*,mb:*,ex:*/,://
+setlocal commentstring=//%s
+
+setlocal formatoptions-=t
+setlocal formatoptions+=croql
+
+let &cpoptions = s:cpoptions_save
+unlet s:cpoptions_save

runtime/indent/qml.vim

@@ -0,0 +1,59 @@
+" Vim indent file
+" Language:     QML
+" Maintainer:   Chase Knowlden <haroldknowlden@gmail.com>
+" Last Change:  2023 Aug 16
+"
+" Improved JavaScript indent script.
+
+" Indent script in place for this already?
+if exists("b:did_indent")
+  finish
+endif
+let b:did_indent = 1
+let b:undo_indent = "setlocal indentexpr< indentkeys<"
+
+setlocal indentexpr=s:GetQmlIndent()
+setlocal indentkeys=0{,0},0),0],:,!^F,o,O,e,*<Return>,=*/
+
+" Only define functions once per session
+if exists("*s:GetQmlIndent")
+  finish
+endif
+
+" Clean up a line of code by removing trailing '//' and '/* */' comments, and trimming
+" whitespace
+function! s:Trim(line)
+  return substitute(substitute(substitute(a:line, '// .*', '', ''), '/\* .* \*/', '', ''), '^\s*\|\s*$', '', 'g')
+endfunction
+
+function! s:GetQmlIndent()
+  let num = v:lnum
+  let line = s:Trim(getline(num))
+
+  let pnum = prevnonblank(num - 1)
+  if pnum == 0
+    return 0
+  endif
+  let pline = s:Trim(getline(pnum))
+
+  let ind = indent(pnum)
+
+  " bracket/brace/paren blocks
+  if pline =~ '[{[(]$'
+    let ind += &sw
+  endif
+  if line =~ '^[}\])]'
+    let ind -= &sw
+  endif
+
+  " '/*' comments
+  if pline =~ '^/\*.*\*/'
+    " no indent for single-line form
+  elseif pline =~ '^/\*'
+    let ind += 1
+  elseif pline =~ '^\*/'
+    let ind -= 1
+  endif
+
+  return ind
+endfunction

src/testdir/test_filetype.vim

@@ -551,6 +551,7 @@ def s:GetFilenameChecks(): dict<list<string>>
     pyrex: ['file.pyx', 'file.pxd'],
     python: ['file.py', 'file.pyw', '.pythonstartup', '.pythonrc', 'file.ptl', 'file.pyi', 'SConstruct'],
     ql: ['file.ql', 'file.qll'],
+    qml: ['file.qml', 'file.qbs'],
     qmldir: ['qmldir'],
     quake: ['anybaseq2/file.cfg', 'anyid1/file.cfg', 'quake3/file.cfg', 'baseq2/file.cfg', 'id1/file.cfg', 'quake1/file.cfg', 'some-baseq2/file.cfg', 'some-id1/file.cfg', 'some-quake1/file.cfg'],
     quarto: ['file.qmd'],

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1766,
 /**/
     1765,
 /**/