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treesitter: use internal "decorations" buffer

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This commit is contained in:
Björn Linse
2020-01-17 22:27:17 +01:00
parent 6c5bbf07d9
commit 95fd28f4a1
5 changed files with 49 additions and 81 deletions
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26
runtime/lua/vim/tshighlighter.lua
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@@ -85,7 +85,6 @@ end
function TSHighlighter:on_window(_, _win, _buf, _topline, botline)
self.iter = nil
self.active_nodes = {}
self.nextrow = 0
self.botline = botline
self.redraw_count = self.redraw_count + 1
@@ -107,34 +106,13 @@ function TSHighlighter:on_line(_, _win, buf, line)
end
local start_row, start_col, end_row, end_col = node:range()
local hl = self.id_map[capture]
if hl > 0 and active then
if start_row == line and end_row == line then
a.nvim__put_attr(hl, start_col, end_col)
elseif end_row >= line then
-- TODO(bfredl): this is quite messy. Togheter with multiline bufhl we should support
-- luahl generating multiline highlights (and other kinds of annotations)
self.active_nodes[{hl=hl, start_row=start_row, start_col=start_col, end_row=end_row, end_col=end_col}] = true
end
if hl > 0 and active and end_row >= line then
a.nvim__put_attr(hl, start_row, start_col, end_row, end_col)
end
if start_row > line then
self.nextrow = start_row
end
end
for node,_ in pairs(self.active_nodes) do
if node.start_row <= line and node.end_row >= line then
local start_col, end_col = node.start_col, node.end_col
if node.start_row < line then
start_col = 0
end
if node.end_row > line then
end_col = 9000
end
a.nvim__put_attr(node.hl, start_col, end_col)
end
if node.end_row <= line then
self.active_nodes[node] = nil
end
end
self.line_count[line] = (self.line_count[line] or 0) + 1
--return tostring(self.line_count[line])
end