f60bb7f793
* added config option to enable or disable lsp_file_methods * refactor: rename enable -> enabled --------- Co-authored-by: Steven Arcangeli <stevearc@stevearc.com>
604 lines
18 KiB
Lua
604 lines
18 KiB
Lua
local Progress = require("oil.mutator.progress")
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local Trie = require("oil.mutator.trie")
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local cache = require("oil.cache")
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local columns = require("oil.columns")
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local config = require("oil.config")
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local constants = require("oil.constants")
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local fs = require("oil.fs")
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local lsp_helpers = require("oil.lsp.helpers")
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local oil = require("oil")
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local parser = require("oil.mutator.parser")
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local preview = require("oil.mutator.preview")
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local util = require("oil.util")
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local view = require("oil.view")
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local M = {}
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local FIELD_NAME = constants.FIELD_NAME
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local FIELD_TYPE = constants.FIELD_TYPE
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---@alias oil.Action oil.CreateAction|oil.DeleteAction|oil.MoveAction|oil.CopyAction|oil.ChangeAction
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---@class (exact) oil.CreateAction
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---@field type "create"
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---@field url string
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---@field entry_type oil.EntryType
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---@field link nil|string
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---@class (exact) oil.DeleteAction
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---@field type "delete"
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---@field url string
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---@field entry_type oil.EntryType
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---@class (exact) oil.MoveAction
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---@field type "move"
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---@field entry_type oil.EntryType
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---@field src_url string
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---@field dest_url string
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---@class (exact) oil.CopyAction
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---@field type "copy"
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---@field entry_type oil.EntryType
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---@field src_url string
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---@field dest_url string
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---@class (exact) oil.ChangeAction
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---@field type "change"
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---@field entry_type oil.EntryType
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---@field url string
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---@field column string
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---@field value any
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---@param all_diffs table<integer, oil.Diff[]>
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---@return oil.Action[]
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M.create_actions_from_diffs = function(all_diffs)
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---@type oil.Action[]
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local actions = {}
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---@type table<integer, oil.Diff[]>
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local diff_by_id = setmetatable({}, {
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__index = function(t, key)
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local list = {}
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rawset(t, key, list)
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return list
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end,
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})
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-- To deduplicate create actions
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-- This can happen when creating deep nested files e.g.
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-- > foo/bar/a.txt
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-- > foo/bar/b.txt
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local seen_creates = {}
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---@param action oil.Action
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local function add_action(action)
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local adapter = assert(config.get_adapter_by_scheme(action.dest_url or action.url))
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if not adapter.filter_action or adapter.filter_action(action) then
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if action.type == "create" then
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if seen_creates[action.url] then
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return
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else
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seen_creates[action.url] = true
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end
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end
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table.insert(actions, action)
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end
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end
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for bufnr, diffs in pairs(all_diffs) do
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local adapter = util.get_adapter(bufnr)
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if not adapter then
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error("Missing adapter")
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end
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local parent_url = vim.api.nvim_buf_get_name(bufnr)
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for _, diff in ipairs(diffs) do
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if diff.type == "new" then
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if diff.id then
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local by_id = diff_by_id[diff.id]
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---HACK: set the destination on this diff for use later
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---@diagnostic disable-next-line: inject-field
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diff.dest = parent_url .. diff.name
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table.insert(by_id, diff)
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else
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-- Parse nested files like foo/bar/baz
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local path_sep = fs.is_windows and "[/\\]" or "/"
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local pieces = vim.split(diff.name, path_sep)
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local url = parent_url:gsub("/$", "")
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for i, v in ipairs(pieces) do
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local is_last = i == #pieces
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local entry_type = is_last and diff.entry_type or "directory"
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local alternation = v:match("{([^}]+)}")
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if is_last and alternation then
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-- Parse alternations like foo.{js,test.js}
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for _, alt in ipairs(vim.split(alternation, ",")) do
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local alt_url = url .. "/" .. v:gsub("{[^}]+}", alt)
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add_action({
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type = "create",
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url = alt_url,
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entry_type = entry_type,
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link = diff.link,
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})
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end
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else
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url = url .. "/" .. v
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add_action({
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type = "create",
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url = url,
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entry_type = entry_type,
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link = diff.link,
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})
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end
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end
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end
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elseif diff.type == "change" then
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add_action({
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type = "change",
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url = parent_url .. diff.name,
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entry_type = diff.entry_type,
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column = diff.column,
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value = diff.value,
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})
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else
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local by_id = diff_by_id[diff.id]
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-- HACK: set has_delete field on a list-like table of diffs
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by_id.has_delete = true
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-- Don't insert the delete. We already know that there is a delete because of the presence
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-- in the diff_by_id map. The list will only include the 'new' diffs.
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end
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end
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end
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for id, diffs in pairs(diff_by_id) do
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local entry = cache.get_entry_by_id(id)
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if not entry then
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error(string.format("Could not find entry %d", id))
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end
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---HACK: access the has_delete field on the list-like table of diffs
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---@diagnostic disable-next-line: undefined-field
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if diffs.has_delete then
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local has_create = #diffs > 0
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if has_create then
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-- MOVE (+ optional copies) when has both creates and delete
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for i, diff in ipairs(diffs) do
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add_action({
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type = i == #diffs and "move" or "copy",
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entry_type = entry[FIELD_TYPE],
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---HACK: access the dest field we set above
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---@diagnostic disable-next-line: undefined-field
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dest_url = diff.dest,
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src_url = cache.get_parent_url(id) .. entry[FIELD_NAME],
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})
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end
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else
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-- DELETE when no create
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add_action({
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type = "delete",
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entry_type = entry[FIELD_TYPE],
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url = cache.get_parent_url(id) .. entry[FIELD_NAME],
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})
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end
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else
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-- COPY when create but no delete
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for _, diff in ipairs(diffs) do
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add_action({
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type = "copy",
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entry_type = entry[FIELD_TYPE],
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src_url = cache.get_parent_url(id) .. entry[FIELD_NAME],
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---HACK: access the dest field we set above
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---@diagnostic disable-next-line: undefined-field
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dest_url = diff.dest,
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})
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end
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end
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end
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return M.enforce_action_order(actions)
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end
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---@param actions oil.Action[]
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---@return oil.Action[]
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M.enforce_action_order = function(actions)
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local src_trie = Trie.new()
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local dest_trie = Trie.new()
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for _, action in ipairs(actions) do
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if action.type == "delete" or action.type == "change" then
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src_trie:insert_action(action.url, action)
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elseif action.type == "create" then
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dest_trie:insert_action(action.url, action)
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else
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dest_trie:insert_action(action.dest_url, action)
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src_trie:insert_action(action.src_url, action)
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end
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end
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-- 1. create a graph, each node points to all of its dependencies
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-- 2. for each action, if not added, find it in the graph
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-- 3. traverse through the graph until you reach a node that has no dependencies (leaf)
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-- 4. append that action to the return value, and remove it from the graph
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-- a. TODO optimization: check immediate parents to see if they have no dependencies now
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-- 5. repeat
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---Gets the dependencies of a particular action. Effectively dynamically calculates the dependency
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---"edges" of the graph.
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---@param action oil.Action
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local function get_deps(action)
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local ret = {}
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if action.type == "delete" then
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src_trie:accum_children_of(action.url, ret)
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elseif action.type == "create" then
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-- Finish operating on parents first
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-- e.g. NEW /a BEFORE NEW /a/b
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dest_trie:accum_first_parents_of(action.url, ret)
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-- Process remove path before creating new path
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-- e.g. DELETE /a BEFORE NEW /a
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src_trie:accum_actions_at(action.url, ret, function(a)
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return a.type == "move" or a.type == "delete"
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end)
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elseif action.type == "change" then
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-- Finish operating on parents first
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-- e.g. NEW /a BEFORE CHANGE /a/b
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dest_trie:accum_first_parents_of(action.url, ret)
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-- Finish operations on this path first
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-- e.g. NEW /a BEFORE CHANGE /a
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dest_trie:accum_actions_at(action.url, ret)
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-- Finish copy from operations first
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-- e.g. COPY /a -> /b BEFORE CHANGE /a
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src_trie:accum_actions_at(action.url, ret, function(entry)
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return entry.type == "copy"
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end)
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elseif action.type == "move" then
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-- Finish operating on parents first
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-- e.g. NEW /a BEFORE MOVE /z -> /a/b
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dest_trie:accum_first_parents_of(action.dest_url, ret)
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-- Process children before moving
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-- e.g. NEW /a/b BEFORE MOVE /a -> /b
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dest_trie:accum_children_of(action.src_url, ret)
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-- Process children before moving parent dir
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-- e.g. COPY /a/b -> /b BEFORE MOVE /a -> /d
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-- e.g. CHANGE /a/b BEFORE MOVE /a -> /d
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src_trie:accum_children_of(action.src_url, ret)
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-- Process remove path before moving to new path
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-- e.g. MOVE /a -> /b BEFORE MOVE /c -> /a
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src_trie:accum_actions_at(action.dest_url, ret, function(a)
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return a.type == "move" or a.type == "delete"
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end)
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elseif action.type == "copy" then
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-- Finish operating on parents first
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-- e.g. NEW /a BEFORE COPY /z -> /a/b
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dest_trie:accum_first_parents_of(action.dest_url, ret)
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-- Process children before copying
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-- e.g. NEW /a/b BEFORE COPY /a -> /b
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dest_trie:accum_children_of(action.src_url, ret)
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-- Process remove path before copying to new path
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-- e.g. MOVE /a -> /b BEFORE COPY /c -> /a
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src_trie:accum_actions_at(action.dest_url, ret, function(a)
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return a.type == "move" or a.type == "delete"
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end)
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end
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return ret
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end
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---@return nil|oil.Action The leaf action
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---@return nil|oil.Action When no leaves found, this is the last action in the loop
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local function find_leaf(action, seen)
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if not seen then
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seen = {}
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elseif seen[action] then
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return nil, action
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end
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seen[action] = true
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local deps = get_deps(action)
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if vim.tbl_isempty(deps) then
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return action
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end
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local action_in_loop
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for _, dep in ipairs(deps) do
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local leaf, loop_action = find_leaf(dep, seen)
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if leaf then
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return leaf
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elseif not action_in_loop and loop_action then
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action_in_loop = loop_action
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end
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end
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return nil, action_in_loop
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end
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local ret = {}
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local after = {}
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while not vim.tbl_isempty(actions) do
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local action = actions[1]
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local selected, loop_action = find_leaf(action)
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local to_remove
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if selected then
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to_remove = selected
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else
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if loop_action and loop_action.type == "move" then
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-- If this is moving a parent into itself, that's an error
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if vim.startswith(loop_action.dest_url, loop_action.src_url) then
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error("Detected cycle in desired paths")
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end
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-- We've detected a move cycle (e.g. MOVE /a -> /b + MOVE /b -> /a)
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-- Split one of the moves and retry
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local intermediate_url =
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string.format("%s__oil_tmp_%05d", loop_action.src_url, math.random(999999))
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local move_1 = {
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type = "move",
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entry_type = loop_action.entry_type,
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src_url = loop_action.src_url,
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dest_url = intermediate_url,
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}
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local move_2 = {
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type = "move",
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entry_type = loop_action.entry_type,
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src_url = intermediate_url,
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dest_url = loop_action.dest_url,
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}
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to_remove = loop_action
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table.insert(actions, move_1)
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table.insert(after, move_2)
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dest_trie:insert_action(move_1.dest_url, move_1)
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src_trie:insert_action(move_1.src_url, move_1)
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else
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error("Detected cycle in desired paths")
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end
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end
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if selected then
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if selected.type == "move" or selected.type == "copy" then
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if vim.startswith(selected.dest_url, selected.src_url .. "/") then
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error(
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string.format(
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"Cannot move or copy parent into itself: %s -> %s",
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selected.src_url,
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selected.dest_url
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)
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)
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end
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end
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table.insert(ret, selected)
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end
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if to_remove then
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if to_remove.type == "delete" or to_remove.type == "change" then
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src_trie:remove_action(to_remove.url, to_remove)
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elseif to_remove.type == "create" then
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dest_trie:remove_action(to_remove.url, to_remove)
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else
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dest_trie:remove_action(to_remove.dest_url, to_remove)
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src_trie:remove_action(to_remove.src_url, to_remove)
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end
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for i, a in ipairs(actions) do
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if a == to_remove then
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table.remove(actions, i)
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break
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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.list_extend(ret, after)
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return ret
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end
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local progress
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---@param actions oil.Action[]
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---@param cb fun(err: nil|string)
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M.process_actions = function(actions, cb)
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vim.api.nvim_exec_autocmds(
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"User",
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{ pattern = "OilActionsPre", modeline = false, data = { actions = actions } }
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)
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local did_complete = nil
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if config.lsp_file_methods.enabled then
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did_complete = lsp_helpers.will_perform_file_operations(actions)
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end
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-- Convert some cross-adapter moves to a copy + delete
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for _, action in ipairs(actions) do
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if action.type == "move" then
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local _, cross_action = util.get_adapter_for_action(action)
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-- Only do the conversion if the cross-adapter support is "copy"
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if cross_action == "copy" then
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action.type = "copy"
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table.insert(actions, {
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type = "delete",
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url = action.src_url,
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entry_type = action.entry_type,
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})
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end
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end
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end
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local finished = false
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progress = Progress.new()
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local function finish(err)
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if not finished then
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finished = true
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progress:close()
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progress = nil
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vim.api.nvim_exec_autocmds(
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"User",
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{ pattern = "OilActionsPost", modeline = false, data = { err = err, actions = actions } }
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)
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cb(err)
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end
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end
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-- Defer showing the progress to avoid flicker for fast operations
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vim.defer_fn(function()
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if not finished then
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progress:show({
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-- TODO some actions are actually cancelable.
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-- We should stop them instead of stopping after the current action
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cancel = function()
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finish("Canceled")
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end,
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})
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end
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end, 100)
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local idx = 1
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local next_action
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next_action = function()
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if finished then
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return
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end
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if idx > #actions then
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if did_complete then
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did_complete()
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end
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finish()
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return
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end
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local action = actions[idx]
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progress:set_action(action, idx, #actions)
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idx = idx + 1
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local ok, adapter = pcall(util.get_adapter_for_action, action)
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if not ok then
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return finish(adapter)
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end
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local callback = vim.schedule_wrap(function(err)
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if finished then
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-- This can happen if the user canceled out of the progress window
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return
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elseif err then
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finish(err)
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else
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cache.perform_action(action)
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next_action()
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end
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end)
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if action.type == "change" then
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---@cast action oil.ChangeAction
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columns.perform_change_action(adapter, action, callback)
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else
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adapter.perform_action(action, callback)
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end
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end
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next_action()
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end
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M.show_progress = function()
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if progress then
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progress:restore()
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end
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end
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local mutation_in_progress = false
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---@return boolean
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M.is_mutating = function()
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return mutation_in_progress
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end
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---@param confirm nil|boolean
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---@param cb? fun(err: nil|string)
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M.try_write_changes = function(confirm, cb)
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if not cb then
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cb = function(_err) end
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end
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if mutation_in_progress then
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cb("Cannot perform mutation when already in progress")
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return
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end
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local current_buf = vim.api.nvim_get_current_buf()
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local was_modified = vim.bo.modified
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local buffers = view.get_all_buffers()
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local all_diffs = {}
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---@type table<integer, oil.ParseError[]>
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local all_errors = {}
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mutation_in_progress = true
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-- Lock the buffer to prevent race conditions from the user modifying them during parsing
|
|
view.lock_buffers()
|
|
for _, bufnr in ipairs(buffers) do
|
|
if vim.bo[bufnr].modified then
|
|
local diffs, errors = parser.parse(bufnr)
|
|
all_diffs[bufnr] = diffs
|
|
local adapter = assert(util.get_adapter(bufnr))
|
|
if adapter.filter_error then
|
|
errors = vim.tbl_filter(adapter.filter_error, errors)
|
|
end
|
|
if not vim.tbl_isempty(errors) then
|
|
all_errors[bufnr] = errors
|
|
end
|
|
end
|
|
end
|
|
local function unlock()
|
|
view.unlock_buffers()
|
|
-- The ":write" will set nomodified even if we cancel here, so we need to restore it
|
|
if was_modified then
|
|
vim.bo[current_buf].modified = true
|
|
end
|
|
mutation_in_progress = false
|
|
end
|
|
|
|
local ns = vim.api.nvim_create_namespace("Oil")
|
|
vim.diagnostic.reset(ns)
|
|
if not vim.tbl_isempty(all_errors) then
|
|
for bufnr, errors in pairs(all_errors) do
|
|
vim.diagnostic.set(ns, bufnr, errors)
|
|
end
|
|
|
|
-- Jump to an error
|
|
local curbuf = vim.api.nvim_get_current_buf()
|
|
if all_errors[curbuf] then
|
|
pcall(
|
|
vim.api.nvim_win_set_cursor,
|
|
0,
|
|
{ all_errors[curbuf][1].lnum + 1, all_errors[curbuf][1].col }
|
|
)
|
|
else
|
|
---@diagnostic disable-next-line: param-type-mismatch
|
|
local bufnr, errs = next(pairs(all_errors))
|
|
vim.api.nvim_win_set_buf(0, bufnr)
|
|
pcall(vim.api.nvim_win_set_cursor, 0, { errs[1].lnum + 1, errs[1].col })
|
|
end
|
|
unlock()
|
|
cb("Error parsing oil buffers")
|
|
return
|
|
end
|
|
|
|
local actions = M.create_actions_from_diffs(all_diffs)
|
|
preview.show(actions, confirm, function(proceed)
|
|
if not proceed then
|
|
unlock()
|
|
cb("Canceled")
|
|
return
|
|
end
|
|
|
|
M.process_actions(
|
|
actions,
|
|
vim.schedule_wrap(function(err)
|
|
view.unlock_buffers()
|
|
if err then
|
|
err = string.format("[oil] Error applying actions: %s", err)
|
|
view.rerender_all_oil_buffers(nil, function()
|
|
cb(err)
|
|
end)
|
|
else
|
|
local current_entry = oil.get_cursor_entry()
|
|
if current_entry then
|
|
-- get the entry under the cursor and make sure the cursor stays on it
|
|
view.set_last_cursor(
|
|
vim.api.nvim_buf_get_name(0),
|
|
vim.split(current_entry.parsed_name or current_entry.name, "/")[1]
|
|
)
|
|
end
|
|
view.rerender_all_oil_buffers(nil, function(render_err)
|
|
vim.api.nvim_exec_autocmds(
|
|
"User",
|
|
{ pattern = "OilMutationComplete", modeline = false }
|
|
)
|
|
cb(render_err)
|
|
end)
|
|
end
|
|
mutation_in_progress = false
|
|
end)
|
|
)
|
|
end)
|
|
end
|
|
|
|
return M
|