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75 lines
1.9 KiB
75 lines
1.9 KiB
local M = {} |
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M.is_buffer_a_file = function() |
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local buffer_name = vim.fn.bufname() |
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return buffer_name ~= "" and vim.fn.filereadable(buffer_name) == 1 |
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end |
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M.get_file_path = function() |
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if not M.is_buffer_a_file() then |
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return nil |
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end |
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local file_path = vim.fn.expand("%:p") |
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return vim.fn.fnamemodify(file_path, ":h") .. "/" |
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end |
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M.get_netrw_path = function() -- b:netrw_curdir |
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if vim.fn.expand("#" .. vim.fn.bufnr()) == "0" then |
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return nil |
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end |
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return vim.fn.fnamemodify(vim.fn.bufname(), ":p") |
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end |
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M.get_current_directory = function() |
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return M.get_file_path() or M.get_netrw_path() or vim.fn.getcwd() |
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end |
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M.find_project_root = function() |
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local current_directory = M.get_current_directory() |
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local directory = current_directory |
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while directory ~= "/" do |
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local git_path = vim.loop.fs_stat(directory .. "/.git") |
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if git_path then |
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return directory:gsub("/$", "") -- remove trailing slash |
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end |
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local project_file = vim.loop.fs_stat(directory .. "/.project") |
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if project_file and project_file.type == "file" then |
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return directory:gsub("/$", "") -- remove trailing slash |
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end |
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directory = vim.fn.fnamemodify(directory, ":h") |
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end |
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return nil, current_directory |
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end |
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-- This will merge tables with index-value pairs and keep the unique values |
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M.table_merge_unique = function(...) |
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local result = {} |
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local seen_values = {} |
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for _, value in ipairs(vim.tbl_flatten(...)) do |
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if not seen_values[value] then |
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seen_values[value] = true |
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table.insert(result, value) |
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end |
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end |
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return result |
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end |
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-- Cut off trailing whitespace and trailing blank lines |
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-- https://vi.stackexchange.com/questions/37421/how-to-remove-neovim-trailing-white-space |
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-- https://stackoverflow.com/questions/7495932/how-can-i-trim-blank-lines-at-the-end-of-file-in-vim |
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M.trim_buffer = function() |
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local save_cursor = vim.fn.getpos(".") |
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pcall(function() vim.cmd([[%s/\s\+$//e]]) end) |
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pcall(function() vim.cmd([[%s#\($\n\s*\)\+\%$##]]) end) |
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vim.fn.setpos(".", save_cursor) |
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end |
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return M
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