bdeff23390
Was passing self fields a lot, decided to just do all that in Sidebar in the first place. Also resolved guides.enabled=false early to setting markers to ' '. Everything should work the same.
90 lines
2.9 KiB
Lua
90 lines
2.9 KiB
Lua
local cfg = require('outline.config')
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local highlight = require('outline.highlight')
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local M = {}
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local hlns = vim.api.nvim_create_namespace('outline-icon-highlight')
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local vtns = vim.api.nvim_create_namespace('outline-virt-text')
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---@param bufnr integer
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---@return boolean
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function M.is_buffer_outline(bufnr)
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if not vim.api.nvim_buf_is_valid(bufnr) then
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return false
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end
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local name = vim.api.nvim_buf_get_name(bufnr)
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local ft = vim.api.nvim_buf_get_option(bufnr, 'filetype')
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return string.match(name, 'OUTLINE') ~= nil and ft == 'Outline'
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end
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---Apply highlights and hover highlights to bufnr
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---@param bufnr integer
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---@param nodes outline.FlatSymbolNode[] flattened nodes
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function M.add_highlights(bufnr, hl_info, nodes)
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for _, line_hl in ipairs(hl_info) do
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local line, hl_start, hl_end, hl_type = unpack(line_hl)
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vim.api.nvim_buf_add_highlight(bufnr, hlns, hl_type, line - 1, hl_start, hl_end)
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end
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M.add_hover_highlights(bufnr, nodes)
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end
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---@param bufnr integer Outline buffer
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function M.clear_icon_hl(bufnr)
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vim.api.nvim_buf_clear_namespace(bufnr, hlns, 0, -1)
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end
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---@param bufnr integer Outline buffer
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function M.clear_virt_text(bufnr)
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vim.api.nvim_buf_clear_namespace(bufnr, vtns, 0, -1)
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end
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---@param bufnr integer Outline buffer
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---@param nodes outline.FlatSymbolNode[]
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function M.add_hover_highlights(bufnr, nodes)
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if not cfg.o.outline_items.highlight_hovered_item then
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return
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end
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-- clear old highlight
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highlight.clear_hover_highlight(bufnr)
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for _, node in ipairs(nodes) do
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if node.hovered then
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highlight.add_hover_highlight(bufnr, node.line_in_outline - 1, node.prefix_length)
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end
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end
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end
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---@param bufnr integer Outline buffer
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---@param details string[]
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function M.add_details(bufnr, details)
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for index, value in ipairs(details) do
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vim.api.nvim_buf_set_extmark(bufnr, vtns, index - 1, -1, {
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virt_text = { { value, 'OutlineDetails' } },
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virt_text_pos = 'eol',
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hl_mode = 'combine',
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})
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end
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end
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---@param bufnr integer Outline buffer
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---@param linenos string[] Must already be padded
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function M.add_linenos(bufnr, linenos)
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-- TODO: Fix lineno not appearing if text in line is truncated on the right
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-- due to narrow window, after nvim fixes virt_text_hide.
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for index, value in ipairs(linenos) do
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vim.api.nvim_buf_set_extmark(bufnr, vtns, index - 1, -1, {
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virt_text = { { value, 'OutlineLineno' } },
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virt_text_pos = 'overlay',
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virt_text_win_col = 0,
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-- When hide_cursor + cursorline enabled, we want the lineno to also
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-- take on the cursorline background so wherever the cursor is, it
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-- appears blended. We want 'replace' even for `hide_cursor=false
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-- cursorline=true` because vim's native line numbers do not get
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-- highlighted by cursorline.
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hl_mode = (cfg.o.outline_window.hide_cursor and 'combine') or 'replace',
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})
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end
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end
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return M
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