1 files changed, 0 insertions, 183 deletions
diff --git a/lua/nvim-treesitter/languagetree.lua b/lua/nvim-treesitter/languagetree.lua
deleted file mode 100644
index 446c7e44..00000000
--- a/lua/nvim-treesitter/languagetree.lua
+++ /dev/null
@@ -1,183 +0,0 @@
-local parsers = require'nvim-treesitter.parsers'
-local queries = require'nvim-treesitter.query'
-local tsutils = require'nvim-treesitter.ts_utils'
-local TSHighlighter = require'vim.treesitter.highlighter'
-
-local ns = vim.api.nvim_create_namespace("treesitter/highlighter")
-
-local LanguageTree = {}
-LanguageTree.__index = LanguageTree
-
-local trees = { }
-
-function LanguageTree.new(bufnr, lang, not_root)
-  local buf
-  if not bufnr or bufnr == 0 then
-    buf = vim.api.nvim_get_current_buf()
-  else
-    buf = bufnr
-  end
-
-  local parser = parsers.get_parser(buf, parsers.ft_to_lang(lang))
-  if not parser then return end
-
-  local query = queries.get_query(lang, "highlights")
-  if not query then return end
-
-  local self = setmetatable(
-    {
-      highlighter = TSHighlighter.new(parser, query),
-      parser = parser,
-      children = {}
-    },
-    LanguageTree)
-
-  if not not_root then
-    trees[buf] = self
-    self.parser:register_cbs{
-      on_bytes = function() self:update() end
-    }
-  end
-
-  -- First setup
-  self:update()
-
-  return self
-end
-
-function LanguageTree:add_child(lang, child)
-  if not vim.tbl_contains(self.children, child) then
-    table.insert(self.children, child)
-  end
-end
-
-function LanguageTree:remove_child(lang)
-  self.children[lang] = nil
-end
-
-function LanguageTree:node_for_range(range)
-  for _, child in pairs(self.children) do
-    if child:contains(range) then
-      return child:node_for_range(range)
-    end
-  end
-end
-
-function LanguageTree:nodes_for_line(range, result)
-  result = result or {}
-
-  if self:contains(range, true) then
-    table.insert(result, self)
-  end
-
-  for _, child in pairs(self.children) do
-    if child:contains(range, true) then
-      child:nodes_for_line(range, result)
-    end
-  end
-
-  return result
-end
-
-local function range_contains_line(source, dest)
-  return source[1] <= dest[1] and source[3] >= dest[3]
-end
-
-local function range_contains(source, dest)
-  local start_fits = source[1] < dest[1] or (source[1] == dest[1] and source[2] <= dest[2])
-  local end_fits = source[3] > dest[3] or (source[3] == dest[3] and source[4] >= dest[4])
-
-  return start_fits and end_fits
-end
-
-function LanguageTree:contains(range, line_only)
-  for _, source in pairs(self.parser:included_ranges()) do
-    local contains_fn = line_only and range_contains_line or range_contains
-
-    if contains_fn(source, range) then
-      return true
-    end
-  end
-
-  return false
-end
-
-function LanguageTree:update()
-  local query = queries.get_query(self.parser.lang, "injections")
-  if not query then return end
-
-  local root = self.parser:parse():root()
-  local startl, _, stopl, _ = root:range()
-
-  local injections = {}
-
-  -- Find injections
-  for inj in queries.iter_prepared_matches(query, root, self.parser.bufnr, startl, stopl+1) do
-    local lang = inj.lang
-
-    if type(lang) ~= "string" then
-      lang = tsutils.get_node_text(lang.node, self.parser.bufnr)[1]
-    end
-
-    if not lang or not inj.injection.node then
-      vim.api.nvim_err_writeln("Invalid match encountered")
-      return nil
-    end
-
-    if not injections[lang] then
-      injections[lang] = {}
-    end
-
-    table.insert(injections[lang], inj.injection.node)
-  end
-
-  local seen = {}
-
-  -- Update each child accordingly
-  -- TODO(vigoux): for now avoid languages that include themselves, will
-  -- be fixed when managing our own parsers
-  for lang, ranges in pairs(injections) do
-
-    if lang ~= self.parser.lang then
-
-      if not self.children[lang] then
-        self.children[lang] = LanguageTree.new(self.parser.bufnr, lang, true)
-      end
-
-      if self.children[lang] then
-        self.children[lang].parser:set_included_ranges(ranges)
-        self.children[lang]:update()
-        seen[lang] = true
-      end
-    end
-  end
-
-  -- Clean up unused parsers
-  for lang, _ in pairs(self.children) do
-    if not seen[lang] then
-      self:remove_child(lang)
-    end
-  end
-end
-
-function LanguageTree._on_line(_, _win, buf, line)
-  local tree = trees[buf]
-  if not tree then return end
-
-  local line_len = #(vim.api.nvim_buf_get_lines(buf, line, line + 1, false)[1])
-
-  local matches = tree:nodes_for_line { line, 0, line, line_len } -- TODO proper search here
-
-  -- Matches are from least specific to most specific range (parent -> child)
-  for _, match in ipairs(matches) do
-    TSHighlighter._on_line("line", _win, buf, line, match.highlighter)
-  end
-end
-
-vim.api.nvim_set_decoration_provider(ns, {
-  on_buf = TSHighlighter._on_buf;
-  on_win = TSHighlighter._on_win;
-  on_line = LanguageTree._on_line;
-})
-
-return LanguageTree