[nvim] Move neovim config to /nvim

nvim/init.lua

@@ -0,0 +1,91 @@
+-- Eryn Wells <eryn@erynwells.me>
+
+require 'os'
+
+function gitTopLevelDirectory()
+    local handle = io.popen('git rev-parse --show-toplevel')
+    if handle == nil then
+        return nil
+    end
+
+    local gitRepoTopLevelDirectoryPath = vim.fn.trim(handle:read('*a'))
+    handle:close()
+
+    return gitRepoTopLevelDirectoryPath
+end
+
+-- Enable per-project (per-git repository) customization of (neo)vim by looking
+-- for .vim and .nvim directories in the root of the git repository.
+function addGitTopLevelDirectoryToRuntimePath()
+    local gitTopLevelPath = gitTopLevelDirectory()
+    if gitTopLevelPath == nil or string.len(gitTopLevelPath) == 0 then
+        return
+    end
+
+    local repoVimPath = gitTopLevelPath .. "/.vim"
+    if vim.fn.isdirectory(repoVimPath) == 1 then
+        vim.opt.runtimepath:prepend(repoVimPath)
+    end
+    local repoNvimPath = gitTopLevelPath .. "/.nvim"
+    if vim.fn.isdirectory(repoNvimPath) == 1 then
+        vim.opt.runtimepath:prepend(repoNvimPath)
+    end
+
+    local repoVimAfterPath = gitTopLevelPath .. "/.nvim/after"
+    if vim.fn.isdirectory(repoVimAfterPath) == 1 then
+        vim.opt.runtimepath:append(repoVimAfterPath)
+    end
+    local repoNvimAfterPath = gitTopLevelPath .. "/.vim/after"
+    if vim.fn.isdirectory(repoNvimAfterPath) == 1 then
+        vim.opt.runtimepath:append(repoNvimAfterPath)
+    end
+end
+
+vim.cmd [[
+    source ~/.vimrc.common
+    source ~/.vim/plugins.vim
+]]
+
+addGitTopLevelDirectoryToRuntimePath()
+
+require 'autocommands'
+require 'colors'
+require 'configuration'
+require 'diagnostics'
+require 'treesitter'
+require 'lsp'
+
+local keys = require 'keys'
+keys.init()
+
+local gui = require 'gui'
+gui.init()
+
+function ErynEnsureMetadataDirectoriesExist()
+    local paths = {
+        vim.opt.backupdir:get(),
+        vim.opt.directory:get(),
+        vim.opt.undodir:get(),
+    }
+
+    local function makeDirectory(path)
+        os.execute("mkdir -p " .. path)
+    end
+
+    for _, opt in ipairs(paths) do
+        for _, value in ipairs(opt) do
+            if string.find(value, "//$") then
+                makeDirectory(value)
+            end
+        end
+    end
+
+    -- The shadafile option is a single option but get() returns a table, so
+    -- iterate it just to be safe.
+    for _, opt in ipairs(vim.opt.shadafile:get()) do
+        local shadaDirectory = vim.fs.dirname(opt)
+        makeDirectory(shadaDirectory)
+    end
+end
+
+ErynEnsureMetadataDirectoriesExist()