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319 lines
9.1 KiB
Lua
319 lines
9.1 KiB
Lua
local gui = require "navigator.gui"
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local ok, ts_locals = pcall(require, "nvim-treesitter.locals")
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if not ok then error("treesitter not installed") end
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local parsers = require "nvim-treesitter.parsers"
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local ts_utils = require "nvim-treesitter.ts_utils"
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local utils = require "nvim-treesitter.utils"
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local api = vim.api
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local util = require "navigator.util"
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local M = {}
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local cwd = vim.fn.getcwd(0)
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local log = require"navigator.util".log
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local verbose = require"navigator.util".verbose
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local match_kinds = {
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var = " ", -- "👹", -- Vampaire
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method = "ƒ ", -- "🍔", -- mac
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["function"] = " ", -- "🤣", -- Fun
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parameter = " ", -- Pi
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associated = "🤝",
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namespace = "🚀",
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type = " ",
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field = "🏈"
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}
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local get_icon = function(kind)
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if kind == nil or match_kinds[kind] == nil then
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return "🌲"
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else
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return match_kinds[kind]
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end
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end
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--- Get definitions of bufnr (unique and sorted by order of appearance).
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--- This function copy from treesitter/refactor/navigation.lua
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local function get_definitions(bufnr)
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local local_nodes = ts_locals.get_locals(bufnr)
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-- Make sure the nodes are unique.
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local nodes_set = {}
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for _, loc in ipairs(local_nodes) do
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if loc.definition then
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ts_locals.recurse_local_nodes(loc.definition, function(_, node, _, match)
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-- lua doesn't compare tables by value,
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-- use the value from byte count instead.
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local _, _, start = node:start()
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nodes_set[start] = {node = node, type = match or ""}
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end)
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end
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end
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-- Sort by order of appearance.
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local definition_nodes = vim.tbl_values(nodes_set)
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table.sort(definition_nodes, function(a, b)
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local _, _, start_a = a.node:start()
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local _, _, start_b = b.node:start()
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return start_a < start_b
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end)
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return definition_nodes
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end
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local function prepare_node(node, kind)
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local matches = {}
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kind = kind or node.type
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if node.node then
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table.insert(matches, {kind = get_icon(kind), def = node.node, type = kind})
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else
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for name, item in pairs(node) do vim.list_extend(matches, prepare_node(item, name)) end
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end
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return matches
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end
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local function get_var_context(source)
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local sbl, sbc, sel, sec = source:range()
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local current = source
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local result = current
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local next = ts_utils.get_next_node(source)
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local parent = current:parent()
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if next == nil or parent == nil then return end
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if next:type() == "function" or next:type() == "arrow_function" then
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log(current:type(), current:range())
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return parent
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else
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return source
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end
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-- while current ~= nil do
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-- log(current:type(), current:range())
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-- if current:type() == "variable_declarator" or current:type() == "function_declaration" then
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-- return current
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-- end
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-- -- local bl, bc, el, ec = current:range()
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-- -- if bl == sbl and bc == sbc and el >= sel and ec >= sec then result = current end
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-- current = current:parent()
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-- end
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-- log(current)
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end
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local function get_smallest_context(source)
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local scopes = ts_locals.get_scopes()
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local current = source
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while current ~= nil and not vim.tbl_contains(scopes, current) do current = current:parent() end
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log(current)
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if current ~= nil then return current end
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return get_var_context(source)
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-- if source:type() == "identifier" then return get_var_context(source) end
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end
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local lsp_reference = require"navigator.dochighlight".goto_adjent_reference
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function M.goto_adjacent_usage(bufnr, delta)
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local opt = {forward = true}
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-- log(delta)
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if delta < 0 then opt = {forward = false} end
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bufnr = bufnr or api.nvim_get_current_buf()
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local node_at_point = ts_utils.get_node_at_cursor()
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if not node_at_point then
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lsp_reference(opt)
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return
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end
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local def_node, scope = ts_locals.find_definition(node_at_point, bufnr)
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local usages = ts_locals.find_usages(def_node, scope, bufnr)
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local index = utils.index_of(usages, node_at_point)
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if not index then
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lsp_reference(opt)
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return
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end
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local target_index = (index + delta + #usages - 1) % #usages + 1
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ts_utils.goto_node(usages[target_index])
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end
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function M.goto_next_usage(bufnr) return M.goto_adjacent_usage(bufnr, 1) end
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function M.goto_previous_usage(bufnr) return M.goto_adjacent_usage(bufnr, -1) end
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local function get_all_nodes(bufnr, filter, summary)
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bufnr = bufnr or 0
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summary = summary or false
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if not parsers.has_parser() then print("ts not loaded") end
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local fname = vim.fn.expand("%:p:f")
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local uri = vim.uri_from_fname(fname)
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if bufnr ~= 0 then
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uri = vim.uri_from_bufnr(bufnr)
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fname = vim.uri_to_fname(uri)
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end
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local display_filename = fname:gsub(cwd .. "/", "./", 1)
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local all_nodes = {}
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-- Support completion-nvim customized label map
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local customized_labels = vim.g.completion_customize_lsp_label or {}
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-- Force some types to act like they are parents
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-- instead of neighbors of the next nodes.
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local containers = {
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["function"] = true,
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["arrow_function"] = true,
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["type"] = true,
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["class"] = true,
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["method"] = true
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}
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-- Step 2 find correct completions
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local length = 10
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local parents = {} -- stack of nodes a clever algorithm from treesiter refactor @Santos Gallegos
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for _, def in ipairs(get_definitions(bufnr)) do
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local n = #parents
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for i = 1, n do
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local index = n + 1 - i
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local parent_def = parents[index]
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if ts_utils.is_parent(parent_def.node, def.node) or
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(containers[parent_def.type] and ts_utils.is_parent(parent_def.node:parent(), def.node)) then
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break
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else
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parents[index] = nil
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end
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end
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parents[#parents + 1] = def
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local nodes = prepare_node(def)
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local item = {}
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for _, node in ipairs(nodes) do
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item.kind = node.kind
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item.type = node.type
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local tsdata = node.def
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log(item.type, tsdata:type())
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if node.def == nil then goto continue end
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item.node_text = ts_utils.get_node_text(tsdata, bufnr)[1]
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local scope = get_smallest_context(tsdata)
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if scope ~= nil then
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-- it is strange..
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log(item.node_text, item.kind, item.type)
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item.node_scope = ts_utils.node_to_lsp_range(scope)
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end
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if filter ~= nil and not filter[item.type] then goto continue end
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if summary then
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if item.node_scope ~= nil then table.insert(all_nodes, item) end
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goto continue
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end
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item.range = ts_utils.node_to_lsp_range(tsdata)
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local start_line_node, _, _ = tsdata:start()
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if item.node_text == "_" then goto continue end
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item.full_text = vim.trim(api.nvim_buf_get_lines(bufnr, start_line_node, start_line_node + 1,
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false)[1] or "")
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item.uri = uri
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item.name = node.node_text
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item.filename = fname
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item.display_filename = display_filename
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item.lnum, item.col, _ = def.node:start()
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item.lnum = item.lnum + 1
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item.col = item.col + 1
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local indent = ""
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if #parents > 1 then indent = string.rep(" ", #parents - 1) .. " " end
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item.text = string.format(" %s %s%-10s\t %s", item.kind, indent, item.node_text,
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item.full_text)
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if #item.text > length then length = #item.text end
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table.insert(all_nodes, item)
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::continue::
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end
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end
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verbose(all_nodes)
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return all_nodes, length
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end
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function M.buf_func(bufnr)
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if not ok or ts_locals == nil then
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error("treesitter not loaded")
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return
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end
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bufnr = bufnr or api.nvim_get_current_buf()
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local all_nodes, width = get_all_nodes(bufnr, {
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["function"] = true,
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["var"] = true,
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["method"] = true,
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["class"] = true,
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["type"] = true
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}, true)
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table.sort(all_nodes, function(i, j)
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if i.range and j.range then
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if i.range.start.line == j.range.start.line then
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return i.range['end'].line < j.range['end'].line
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else
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return i.range.start.line < j.range.start.line
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end
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end
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return false
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end)
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verbose(all_nodes, width)
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return all_nodes
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end
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function M.buf_ts()
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if ts_locals == nil then
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error("treesitter not loaded")
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return
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end
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local bufnr = api.nvim_get_current_buf()
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local all_nodes, width = get_all_nodes(bufnr)
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local ft = vim.api.nvim_buf_get_option(bufnr, "ft")
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gui.new_list_view({
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items = all_nodes,
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prompt = true,
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ft = ft,
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rawdata = true,
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width = width + 10,
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api = "🎄"
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})
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end
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function M.bufs_ts()
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if ts_locals == nil then
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error("treesitter not loaded")
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return
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end
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local bufs = vim.api.nvim_list_bufs()
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local ts_opened = {}
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local max_length = 10
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for _, buf in ipairs(bufs) do
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local bname = vim.fn.bufname(buf)
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if #bname > 0 and not util.exclude(bname) then
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if vim.api.nvim_buf_is_loaded(buf) then
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local all_nodes, length = get_all_nodes(buf)
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if all_nodes ~= nil then
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if length > max_length then max_length = length end
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vim.list_extend(ts_opened, all_nodes)
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end
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end
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end
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end
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if #ts_opened > 1 then
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verbose(ts_opened)
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local ft = vim.api.nvim_buf_get_option(0, "ft")
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gui.new_list_view({
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items = ts_opened,
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prompt = true,
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ft = ft,
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width = max_length + 10,
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api = "🎄"
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})
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end
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end
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return M
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