Initial commit
This commit is contained in:
phosphene47
406
lua/dep.lua
Normal file
406
lua/dep.lua
Normal file
@ -0,0 +1,406 @@
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local logger = require("dep/log")
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local proc = require("dep/proc")
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logger:open()
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local base_dir
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local packages, package_roots
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local function register(arg)
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if type(arg) ~= "table" then
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arg = { arg }
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end
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local id = arg[1]
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local package = packages[id]
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if not package then
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package = {
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id = id,
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enabled = false,
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exists = false,
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added = false,
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configured = false,
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loaded = false,
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on_setup = {},
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on_config = {},
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on_load = {},
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root = true,
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dependencies = {}, -- inward edges
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dependents = {}, -- outward edges
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}
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packages[id] = package
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end
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local prev_dir = package.dir -- optimization
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-- meta
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package.name = arg.as or package.name or id:match("^[%w-_.]+/([%w-_.]+)$")
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package.url = arg.url or package.url or ("https://github.com/" .. id .. ".git")
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package.branch = arg.branch or package.branch
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package.dir = base_dir .. package.name
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package.pin = arg.pin or package.pin
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package.enabled = not arg.disabled and package.enabled
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if prev_dir ~= package.dir then
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package.exists = vim.fn.isdirectory(package.dir) ~= 0
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package.configured = package.exists
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end
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table.insert(package.on_setup, arg.setup)
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table.insert(package.on_config, arg.config)
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table.insert(package.on_load, arg[2])
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for _, req in ipairs(type(arg.requires) == "table" and arg.requires or { arg.requires }) do
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local parent, child = register(req), package
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parent.dependents[child.id] = child
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child.dependencies[parent.id], child.root = parent, false
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end
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for _, dep in ipairs(type(arg.deps) == "table" and arg.deps or { arg.deps }) do
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local parent, child = package, register(dep)
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parent.dependents[child.id] = child
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child.dependencies[parent.id], child.root = parent, false
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end
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end
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local function register_recursive(list)
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for _, arg in ipairs(list) do
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register(arg)
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end
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for _, module in ipairs(list.modules or {}) do
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if type(module) == "string" then
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module = require(module)
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end
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register_recursive(module)
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end
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end
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local function find_cycle()
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local index = 0
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local indexes = {}
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local lowlink = {}
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local set = {}
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local stack = {}
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local function connect(package)
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indexes[package.id], lowlink[package.id], set[package.id] = index, index, true
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index = index + 1
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table.insert(stack, package)
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for _, dependent in pairs(package.dependents) do
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if indexes[dependent.id] == nil then
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local cycle = connect(dependent)
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if cycle then
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return cycle
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else
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lowlink[package.id] = math.min(lowlink[package.id], lowlink[dependent.id])
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end
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elseif set[dependent.id] then
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lowlink[package.id] = math.min(lowlink[package.id], indexes[dependent.id])
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end
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end
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if lowlink[package.id] == indexes[package.id] then
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local cycle = { package }
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local node
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repeat
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node = table.remove(stack)
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set[node.id] = nil
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table.insert(cycle, node)
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until node == package
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-- only consider multi-node components
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if #cycle > 2 then
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return cycle
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end
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end
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end
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for _, package in pairs(packages) do
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if indexes[package.id] == nil then
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local cycle = connect(package)
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if cycle then
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return cycle
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end
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end
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end
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end
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local function find_roots()
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for _, package in pairs(packages) do
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if package.root then
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table.insert(package_roots, package)
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end
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end
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end
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local function run_hooks(package, type)
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for _, cb in ipairs(package["on_" .. type]) do
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local ok, err = pcall(cb)
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if not ok then
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return false, err
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end
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end
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return true
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end
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local function ensure_added(package)
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if not package.added then
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local ok, err = pcall(vim.cmd, "packadd " .. package.name)
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if ok then
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package.added = true
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else
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return false, err
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end
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end
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return true
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end
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local function configure_recursive(package, force)
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if not package.exists or not package.enabled then
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return
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end
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if not package.configured or force then
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local ok, err = run_hooks(package, "setup")
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if not ok then
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logger:log("error", string.format("failed to set up %s; reason: %s", package.id, err))
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return
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end
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ok, err = ensure_added(package)
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if not ok then
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logger:log("error", string.format("failed to configure %s; reason: %s", package.id, err))
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return
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end
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ok, err = run_hooks(package, "config")
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if not ok then
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logger:log("error", string.format("failed to configure %s; reason: %s", package.id, err))
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return
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end
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package.configured, package.loaded = true, false
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force = true
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end
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for _, dependent in pairs(package.dependents) do
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configure_recursive(dependent, force)
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end
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end
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local function load_recursive(package, force)
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if not package.exists or not package.enabled then
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return
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end
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if not package.loaded or force then
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local ok, err = ensure_added(package)
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if not ok then
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logger:log("error", string.format("failed to configure %s; reason: %s", package.id, err))
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return
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end
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ok, err = run_hooks(package, "load")
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if not ok then
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logger:log("error", string.format("failed to load %s; reason: %s", package.id, err))
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return
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end
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package.loaded = true
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force = true
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end
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for _, dependent in pairs(package.dependents) do
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load_recursive(dependent, force)
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end
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end
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local function reload_meta()
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vim.cmd([[
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silent! helptags ALL
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silent! UpdateRemotePlugins
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]])
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end
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local function reload_all()
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for _, package in pairs(package_roots) do
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configure_recursive(package)
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end
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for _, package in pairs(package_roots) do
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load_recursive(package)
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end
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reload_meta()
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end
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local function clean()
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vim.loop.fs_scandir(base_dir, function(err, handle)
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if err then
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logger:log("error", string.format("failed to clean; reason: %s", err))
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else
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local queue = {}
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while handle do
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local name = vim.loop.fs_scandir_next(handle)
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if name then
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queue[name] = base_dir .. name
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else
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break
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end
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end
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for _, package in pairs(packages) do
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queue[package.name] = nil
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end
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for name, dir in pairs(queue) do
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-- todo: make this async
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local ok = vim.fn.delete(dir, "rf")
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if not ok then
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logger:log("error", string.format("failed to delete %s", name))
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end
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end
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end
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end)
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end
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local function sync(package, cb)
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if not package.enabled then
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return
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end
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if package.exists then
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if package.pin then
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return
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end
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local function cb_err(err)
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logger:log("error", string.format("failed to update %s; reason: %s", package.id, err))
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cb(err)
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end
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proc.git_current_commit(package.dir, function(err, before)
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if err then
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cb_err(before)
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else
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proc.git_fetch(package.dir, package.branch or "HEAD", function(err, message)
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if err then
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cb_err(message)
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else
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proc.git_reset(package.dir, package.branch or "HEAD", function(err, message)
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if err then
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cb_err(message)
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else
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proc.get_current_commit(package.dir, function(err, after)
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if err then
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cb_err(after)
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else
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if before == after then
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logger:log("skip", string.format("skipped %s", package.id))
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else
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package.added, package.configured = false, false
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logger:log("update", string.format("updated %s", package.id))
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end
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end
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end)
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end
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end)
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end
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end)
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end
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end)
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else
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proc.git_clone(package.dir, package.url, package.branch, function(err, message)
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if err then
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logger:log("error", string.format("failed to install %s; reason: %s", package.id, message))
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else
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package.exists, package.added, package.configured = true, false, false
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logger:log("install", string.format("installed %s", package.id))
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end
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end)
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end
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end
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local function sync_list(list)
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local progress = 0
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for _, package in ipairs(list) do
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sync(package, function(err)
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progress = progress + 1
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if progress == #list then
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clean()
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reload_all()
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end
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end)
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end
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end
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vim.cmd([[
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command! DepSync lua require("dep").sync()
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command! DepList lua require("dep").list()
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command! DepClean lua require("dep").clean()
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command! DepLog lua require("dep").open_log()
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]])
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--todo: prevent multiple execution of async routines
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return setmetatable({
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sync = function()
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local targets = {}
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for _, package in pairs(packages) do
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table.insert(targets, package)
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end
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sync_list(targets)
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end,
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open_log = function()
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vim.cmd("sp " .. logger.path)
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end,
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}, {
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__call = function(config)
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base_dir = config.base_dir or (vim.fn.stdpath("data") .. "/site/pack/deps/start/")
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packages, package_roots = {}, {}
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register_recursive({ "chiyadev/dep", modules = { config } })
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local cycle = find_cycle()
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if cycle then
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local names = {}
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for _, package in ipairs(cycle) do
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table.insert(names, package.id)
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end
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error("circular dependency detected in package graph: " .. table.concat(names, " -> "))
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end
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find_roots()
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reload_all()
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local should_sync = function(package)
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if config.sync == "new" or config.sync == nil then
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return not package.exists
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else
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return config.sync == "always"
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end
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end
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local targets = {}
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for _, package in pairs(packages) do
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if should_sync(package) then
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table.insert(targets, package)
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end
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end
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sync_list(targets)
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end,
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})
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59
lua/dep/log.lua
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59
lua/dep/log.lua
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@ -0,0 +1,59 @@
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local logger = {
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path = vim.fn.stdpath("cache") .. "/dep.log",
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silent = false,
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}
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local colors = {
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install = "MoreMsg",
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update = "WarningMsg",
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delete = "Directory",
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error = "ErrorMsg",
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}
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function logger:open(path)
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self:close()
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self.path = path or self.path
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self.handle = vim.loop.fs_open(self.path, "w", 0x1A4) -- 0644
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self.pipe = vim.loop.new_pipe()
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self.pipe:open(self.handle)
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end
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function logger:close()
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if self.pipe then
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self.pipe:close()
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self.pipe = nil
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end
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if self.handle then
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vim.loop.fs_close(self.handle)
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self.handle = nil
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end
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end
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function logger:log(op, message, cb)
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if not self.silent and colors[op] then
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vim.api.nvim_echo({
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{ "[dep]", "Identifier" },
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{ " " },
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{ message, colors[op] },
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}, false, {})
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end
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if self.pipe then
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local source = debug.getinfo(2, "Sl").short_src
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local message = string.format("[%s] %s: %s\n", os.date(), source, message)
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self.pipe:write(
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message,
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vim.schedule_wrap(function(err)
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if cb then
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cb(err)
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end
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end)
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)
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end
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end
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return logger
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74
lua/dep/proc.lua
Normal file
74
lua/dep/proc.lua
Normal file
@ -0,0 +1,74 @@
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local logger = require("dep/log")
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local proc = {}
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function proc.exec(process, args, cwd, env, cb)
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local out = vim.loop.new_pipe()
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local buffer = {}
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local handle = vim.loop.spawn(
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process,
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{ args = args, cwd = cwd, env = env, stdio = { nil, out, out } },
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vim.schedule_wrap(function(code)
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handle:close()
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local output = table.concat(buffer)
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logger:log(
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process,
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string.format('executed `%s` with args: "%s"\n%s', process, table.concat(args, '", "'), output)
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)
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cb(code, output)
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end)
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)
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vim.loop.read_start(
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out,
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vim.schedule_wrap(function(_, data)
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if data then
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table.insert(buffer, data)
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else
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out:close()
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end
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end)
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)
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end
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local git_env = { "GIT_TERMINAL_PROMPT=0" }
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function proc.git_current_commit(dir, cb)
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exec("git", { "rev-parse", "HEAD" }, dir, git_env, cb)
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end
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function proc.git_clone(dir, url, branch, cb)
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local args = { "--depth=1", "--recurse-submodules", "--shallow-submodules", url, dir }
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if branch then
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table.insert(args, "--branch=" .. branch)
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end
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exec("git", args, nil, git_env, cb)
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end
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function proc.git_fetch(dir, branch, cb)
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local args = { "--depth=1", "--recurse-submodules" }
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if branch then
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table.insert(args, "origin")
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table.insert(args, branch)
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end
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exec("git", args, dir, git_env, cb)
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end
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function proc.git_reset(dir, branch, cb)
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local args = { "--hard", "--recurse-submodules" }
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if branch then
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table.insert("origin/" .. branch)
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end
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exec("git", args, dir, git_env, cb)
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end
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return proc
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2
stylua.toml
Normal file
2
stylua.toml
Normal file
@ -0,0 +1,2 @@
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indent_type = "Spaces"
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indent_width = 2
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Reference in New Issue
Block a user