From aed8ce9da277f5ecffe968b324f242c41c3b752a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 10:50:31 +0200
Subject: Adding upstream version 2:9.0.1378.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 runtime/autoload/context.vim | 100 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 runtime/autoload/context.vim

(limited to 'runtime/autoload/context.vim')

diff --git a/runtime/autoload/context.vim b/runtime/autoload/context.vim
new file mode 100644
index 0000000..fc59309
--- /dev/null
+++ b/runtime/autoload/context.vim
@@ -0,0 +1,100 @@
+vim9script
+
+# Language:           ConTeXt typesetting engine
+# Maintainer:         Nicola Vitacolonna <nvitacolonna@gmail.com>
+# Former Maintainers: Nikolai Weibull <now@bitwi.se>
+# Latest Revision:    2022 Sep 19
+
+# Typesetting {{{
+import autoload './typeset.vim'
+
+export def ConTeXtCmd(path: string): list<string>
+  var cmd = ['mtxrun', '--script', 'context', '--nonstopmode', '--autogenerate']
+  if !empty(get(g:, 'context_extra_options', ''))
+    cmd += g:context_extra_options
+  endif
+  cmd->add(path)
+  return cmd
+enddef
+
+export def Typeset(bufname: string, env = {}, Cmd = ConTeXtCmd): bool
+  return typeset.TypesetBuffer(bufname, Cmd, env, 'ConTeXt')
+enddef
+
+export def JobStatus()
+  typeset.JobStatus('ConTeXt')
+enddef
+
+export def StopJobs()
+  typeset.StopJobs('ConTeXt')
+enddef
+
+export def Log(bufname: string)
+  execute 'edit' typeset.LogPath(bufname)
+enddef
+# }}}
+
+# Completion {{{
+def BinarySearch(base: string, keywords: list<string>): list<string>
+  const pat = '^' .. base
+  const len = len(keywords)
+  var res = []
+  var lft = 0
+  var rgt = len
+
+  # Find the leftmost index matching base
+  while lft < rgt
+    var i = (lft + rgt) / 2
+    if keywords[i] < base
+      lft = i + 1
+    else
+      rgt = i
+    endif
+  endwhile
+
+  while lft < len && keywords[lft] =~ pat
+    add(res, keywords[lft])
+    lft += 1
+  endwhile
+
+  return res
+enddef
+
+var isMetaPostBlock = false
+
+var MP_KEYWORDS:  list<string> = []
+var CTX_KEYWORDS: list<string> = []
+
+# Complete only MetaPost keywords in MetaPost blocks, and complete only
+# ConTeXt keywords otherwise.
+export def Complete(findstart: number, base: string): any
+  if findstart == 1
+    if len(synstack(line("."), 1)) > 0 && synIDattr(synstack(line("."), 1)[0], "name") ==# 'contextMPGraphic'
+      isMetaPostBlock = true
+      return match(getline('.'), '\S\+\%' .. col('.') .. 'c')
+    endif
+
+    # Complete only \commands starting with a backslash
+    isMetaPostBlock = false
+    var pos = match(getline('.'), '\\\zs\S\+\%' .. col('.') .. 'c')
+    return (pos == -1) ? -3 : pos
+  endif
+
+  if isMetaPostBlock
+    if empty(MP_KEYWORDS)
+      MP_KEYWORDS = sort(syntaxcomplete#OmniSyntaxList(['mf\w\+', 'mp\w\+']))
+    endif
+    return BinarySearch(base, MP_KEYWORDS)
+  endif
+
+  if empty(CTX_KEYWORDS)
+    CTX_KEYWORDS = sort(syntaxcomplete#OmniSyntaxList([
+      'context\w\+', 'texAleph', 'texEtex', 'texLuatex', 'texOmega',
+      'texPdftex', 'texTex', 'texXeTeX'
+    ]))
+  endif
+  return BinarySearch(base, CTX_KEYWORDS)
+enddef
+# }}}
+
+# vim: sw=2 fdm=marker
-- 
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