Orkuncakilkaya
985f9ad8f2
Self-hosted compiler (selfhost/*.ludic), runtime, examples, editor tooling, and docs. Phase 1 of the syntax-redesign cohesion pass has landed: edge-system fix, signature-query, when-alias, and the documentation truth-pass. Suite green (14/14), C-free bootstrap fixpoint holds. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
86 lines
2.7 KiB
Lua
86 lines
2.7 KiB
Lua
-- Ludic support for Neovim (0.9+), with no plugin manager and no dependencies.
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--
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-- :lua require('ludic').setup()
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-- -- or, from init.lua:
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-- vim.opt.runtimepath:append('/path/to/gpp/tools/editors/neovim')
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-- require('ludic').setup({ server = '/path/to/gpp/build/ludic-lsp' })
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--
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-- Highlighting here comes from the language server's semantic tokens, which
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-- Neovim applies natively -- there is no tree-sitter grammar to install and no
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-- second copy of the vocabulary to keep in sync.
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local M = {}
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local function find_executable(names, roots, subdirs)
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for _, root in ipairs(roots) do
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for _, sub in ipairs(subdirs) do
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for _, name in ipairs(names) do
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local p = root .. '/' .. sub .. '/' .. name
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if vim.fn.executable(p) == 1 then return p end
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end
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end
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end
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for _, name in ipairs(names) do
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if vim.fn.executable(name) == 1 then return name end
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end
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return nil
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end
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function M.setup(opts)
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opts = opts or {}
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-- .ludic files are Ludic
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vim.filetype.add({ extension = { ludic = 'ludic' } })
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vim.api.nvim_create_autocmd('FileType', {
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pattern = 'ludic',
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callback = function()
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vim.bo.commentstring = '# %s'
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vim.bo.comments = ':#'
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vim.bo.expandtab = true
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vim.bo.shiftwidth = opts.indent or 2
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vim.bo.tabstop = opts.indent or 2
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end,
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})
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local root_markers = { 'build.sh', 'LANGUAGE.md', '.git' }
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local function root_dir(fname)
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local found = vim.fs.find(root_markers, { path = vim.fs.dirname(fname), upward = true })[1]
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return found and vim.fs.dirname(found) or vim.fs.dirname(fname)
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end
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vim.api.nvim_create_autocmd('FileType', {
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-- markdown is included on purpose: ```ludic fences get diagnostics and
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-- semantic highlighting like any source file
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pattern = { 'ludic', 'markdown' },
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callback = function(args)
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local root = root_dir(vim.api.nvim_buf_get_name(args.buf))
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local server = opts.server or find_executable(
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{ 'ludic-lsp' }, { root }, { 'build', 'tools/build', 'bin', '.' })
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if not server then return end
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local compiler = opts.compiler or find_executable(
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{ 'ludicc' }, { root }, { 'build', 'bin', '.' }) or ''
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vim.lsp.start({
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name = 'ludic-lsp',
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cmd = { server, '--stdio' },
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root_dir = root,
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init_options = {
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compilerPath = compiler,
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compilerDiagnostics = opts.compiler_diagnostics ~= false,
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indentSize = opts.indent or 2,
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},
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}, { bufnr = args.buf })
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end,
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})
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if opts.format_on_save ~= false then
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vim.api.nvim_create_autocmd('BufWritePre', {
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pattern = { '*.ludic' },
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callback = function() vim.lsp.buf.format({ async = false, timeout_ms = 2000 }) end,
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})
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end
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end
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return M
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