90 lines
2.7 KiB
Lua
90 lines
2.7 KiB
Lua
local M = {}
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--- checks if a given command is executable
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---@param cmd string? command to check
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---@return boolean executable
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M.is_executable = function(cmd)
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return cmd and vim.fn.executable(cmd) == 1
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end
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--- return a function that checks if a given command is executable
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---@param cmd string? command to check
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---@return fun(cmd: string): boolean executable
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M.is_executable_condition = function(cmd)
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return function() return M.is_executable(cmd) end
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end
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-- list all active LSP clients for current buffer
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-- @param bufnr int? buffer number
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-- @return table all active LSP client names
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M.list_lsp_clients = function(bufnr)
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local clients = vim.lsp.buf_get_clients(bufnr)
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local names = {}
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for _, client in ipairs(clients) do
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table.insert(names, client.name)
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end
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return names
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end
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-- shared LSP configuration callback
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-- @param client native client configuration
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-- @param bufnr int? buffer number of the attched client
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M.on_attach = function(client, bufnr)
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-- Diagnostics
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vim.diagnostic.config({
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-- Disable virtual test next to affected regions
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virtual_text = false,
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-- Show diagnostics signs
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signs = true,
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-- Underline offending regions
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underline = true,
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-- Do not bother me in the middle of insertion
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update_in_insert = false,
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-- Show highest severity first
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severity_sort = true,
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})
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vim.cmd([[
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augroup DiagnosticsHover
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autocmd! * <buffer>
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" Show diagnostics on "hover"
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autocmd CursorHold,CursorHoldI <buffer> lua vim.diagnostic.open_float(nil, {focus=false, scope="cursor"})
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augroup END
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]])
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-- Format on save
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if client.resolved_capabilities.document_formatting then
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vim.cmd([[
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augroup LspFormatting
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autocmd! * <buffer>
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autocmd BufWritePre <buffer> lua vim.lsp.buf.formatting_sync()
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augroup END
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]])
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end
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-- Mappings
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local wk = require("which-key")
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local keys = {
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K = { vim.lsp.buf.hover, "Show symbol information" },
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["gd"] = { vim.lsp.buf.definition, "Go to definition" },
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["gD"] = { vim.lsp.buf.declaration, "Go to declaration" },
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["gi"] = { vim.lsp.buf.implementation, "Go to implementation" },
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["gr"] = { vim.lsp.buf.references, "List all references" },
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["<leader>c"] = {
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name = "Code",
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a = { vim.lsp.buf.code_action, "Code actions" },
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r = { vim.lsp.buf.rename, "Rename symbol" },
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s = { vim.lsp.buf.signature_help, "Show signature" },
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t = { vim.lsp.buf.type_definition, "Go to type definition" },
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},
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}
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wk.register(keys, { buffer = bufnr })
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end
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return M
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