mirror of
https://github.com/chenasraf/nvim-treesitter.git
synced 2026-05-18 01:39:00 +00:00
84 lines
2.3 KiB
Lua
84 lines
2.3 KiB
Lua
if not pcall(require,"vim.treesitter.languagetree") then
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error("nvim-treesitter requires a more recent Neovim nightly version!")
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end
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local install = require'nvim-treesitter.install'
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local utils = require'nvim-treesitter.utils'
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local ts_utils = require'nvim-treesitter.ts_utils'
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local info = require'nvim-treesitter.info'
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local configs = require'nvim-treesitter.configs'
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local parsers = require'nvim-treesitter.parsers'
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-- Registers all query predicates
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require"nvim-treesitter.query_predicates"
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local M = {}
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function M.setup()
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utils.setup_commands('install', install.commands)
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utils.setup_commands('info', info.commands)
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utils.setup_commands('configs', configs.commands)
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configs.init()
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end
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function M.define_modules(...)
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configs.define_modules(...)
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end
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local get_line_for_node = function(node, type_patterns, transform_fn)
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local node_type = node:type()
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local is_valid = false
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for _, rgx in ipairs(type_patterns) do
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if node_type:find(rgx) then
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is_valid = true
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break
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end
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end
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if not is_valid then return '' end
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local line = transform_fn(vim.trim(ts_utils.get_node_text(node)[1] or ''))
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-- Escape % to avoid statusline to evaluate content as expression
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return line:gsub('%%', '%%%%')
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end
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-- Trim spaces and opening brackets from end
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local transform_line = function(line)
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return line:gsub('%s*[%[%(%{]*%s*$', '')
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end
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function M.statusline(opts)
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if not parsers.has_parser() then return end
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local options = opts or {}
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if type(opts) == 'number' then
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options = {indicator_size = opts}
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end
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local indicator_size = options.indicator_size or 100
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local type_patterns = options.type_patterns or {'class', 'function', 'method'}
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local transform_fn = options.transform_fn or transform_line
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local separator = options.separator or ' -> '
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local current_node = ts_utils.get_node_at_cursor()
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if not current_node then return "" end
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local lines = {}
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local expr = current_node
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while expr do
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local line = get_line_for_node(expr, type_patterns, transform_fn)
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if line ~= '' and not vim.tbl_contains(lines, line) then
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table.insert(lines, 1, line)
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end
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expr = expr:parent()
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end
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local text = table.concat(lines, separator)
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local text_len = #text
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if text_len > indicator_size then
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return '...'..text:sub(text_len - indicator_size, text_len)
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end
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return text
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end
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return M
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