120 lines
3.1 KiB
Lua
120 lines
3.1 KiB
Lua
local a = vim.api
|
|
local log = require('telescope.log')
|
|
|
|
local highlights = {}
|
|
|
|
local ns_telescope_selection = a.nvim_create_namespace('telescope_selection')
|
|
local ns_telescope_multiselection = a.nvim_create_namespace('telescope_mulitselection')
|
|
local ns_telescope_entry = a.nvim_create_namespace('telescope_entry')
|
|
|
|
local Highlighter = {}
|
|
Highlighter.__index = Highlighter
|
|
|
|
function Highlighter:new(picker)
|
|
return setmetatable({
|
|
picker = picker,
|
|
}, self)
|
|
end
|
|
|
|
function Highlighter:hi_display(row, prefix, display_highlights)
|
|
-- This is the bug that made my highlight fixes not work.
|
|
-- We will leave the solutino commented, so the test fails.
|
|
if not display_highlights or vim.tbl_isempty(display_highlights) then
|
|
return
|
|
end
|
|
|
|
local results_bufnr = assert(self.picker.results_bufnr, "Must have a results bufnr")
|
|
|
|
a.nvim_buf_clear_namespace(results_bufnr, ns_telescope_entry, row, row + 1)
|
|
local len_prefix = #prefix
|
|
|
|
for _, hl_block in ipairs(display_highlights) do
|
|
a.nvim_buf_add_highlight(
|
|
results_bufnr,
|
|
ns_telescope_entry,
|
|
hl_block[2],
|
|
row,
|
|
len_prefix + hl_block[1][1],
|
|
len_prefix + hl_block[1][2]
|
|
)
|
|
end
|
|
end
|
|
|
|
function Highlighter:clear_display()
|
|
if not self
|
|
or not self.picker
|
|
or not self.picker.results_bufnr
|
|
or not vim.api.nvim_buf_is_valid(self.picker.results_bufnr)
|
|
then
|
|
return
|
|
end
|
|
|
|
a.nvim_buf_clear_namespace(self.picker.results_bufnr, ns_telescope_entry, 0, -1)
|
|
end
|
|
|
|
function Highlighter:hi_sorter(row, prompt, display)
|
|
local picker = self.picker
|
|
if not picker.sorter or not picker.sorter.highlighter then
|
|
return
|
|
end
|
|
|
|
local results_bufnr = assert(self.picker.results_bufnr, "Must have a results bufnr")
|
|
picker:highlight_one_row(results_bufnr, prompt, display, row)
|
|
end
|
|
|
|
function Highlighter:hi_selection(row, caret)
|
|
local results_bufnr = assert(self.picker.results_bufnr, "Must have a results bufnr")
|
|
|
|
a.nvim_buf_clear_namespace(results_bufnr, ns_telescope_selection, 0, -1)
|
|
a.nvim_buf_add_highlight(
|
|
results_bufnr,
|
|
ns_telescope_selection,
|
|
'TelescopeSelectionCaret',
|
|
row,
|
|
0,
|
|
#caret
|
|
)
|
|
|
|
a.nvim_buf_add_highlight(
|
|
results_bufnr,
|
|
ns_telescope_selection,
|
|
'TelescopeSelection',
|
|
row,
|
|
#caret,
|
|
-1
|
|
)
|
|
end
|
|
|
|
function Highlighter:hi_multiselect(row, is_selected)
|
|
local results_bufnr = assert(self.picker.results_bufnr, "Must have a results bufnr")
|
|
|
|
if is_selected then
|
|
vim.api.nvim_buf_add_highlight(
|
|
results_bufnr, ns_telescope_multiselection, "TelescopeMultiSelection", row, 0, -1
|
|
)
|
|
else
|
|
local existing_marks = vim.api.nvim_buf_get_extmarks(
|
|
results_bufnr, ns_telescope_multiselection, {row, 0}, {row, -1}, {}
|
|
)
|
|
|
|
-- This is still kind of weird to me, since it seems like I'm erasing stuff
|
|
-- when i shouldn't... perhaps it's a bout the gravity of the extmark?
|
|
if #existing_marks > 0 then
|
|
log.trace("Clearning row: ", row)
|
|
|
|
vim.api.nvim_buf_clear_namespace(
|
|
results_bufnr,
|
|
ns_telescope_multiselection,
|
|
row,
|
|
row + 1
|
|
)
|
|
end
|
|
end
|
|
end
|
|
|
|
highlights.new = function(...)
|
|
return Highlighter:new(...)
|
|
end
|
|
|
|
return highlights
|