53 lines
1.6 KiB
Lua
53 lines
1.6 KiB
Lua
local vim = vim
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local parser = require('symbols-outline.parser')
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local config = require('symbols-outline.config')
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local M = {}
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local function is_buffer_outline(bufnr)
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local isValid = vim.api.nvim_buf_is_valid(bufnr)
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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" and isValid
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end
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function M.write_outline(bufnr, lines)
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if not is_buffer_outline(bufnr) then return end
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vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
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vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
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vim.api.nvim_buf_set_option(bufnr, "modifiable", false)
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end
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local ns = vim.api.nvim_create_namespace("symbols-outline-virt-text")
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function M.write_details(bufnr, lines)
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if not is_buffer_outline(bufnr) then return end
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if not config.options.show_symbol_details then return end
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for index, value in ipairs(lines) do
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vim.api.nvim_buf_set_extmark(bufnr, ns, index - 1, -1, {
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virt_text = {{value, "Comment"}},
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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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local function clear_virt_text(bufnr)
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vim.api.nvim_buf_clear_namespace(bufnr, -1, 0, -1)
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end
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-- runs the whole writing routine where the text is cleared, new data is parsed
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-- and then written
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function M.parse_and_write(bufnr, flattened_outline_items)
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local lines = parser.get_lines(flattened_outline_items)
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M.write_outline(bufnr, lines)
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clear_virt_text(bufnr)
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local details = parser.get_details(flattened_outline_items)
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M.write_details(bufnr, details)
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end
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return M
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