nvim-tree.lua/lua/nvim-tree/actions/tree/modifiers/expand-all.lua
Alexander Courtis 5ad87620ec
fix(#2945): stack overflow on api.git.reload or fugitive event with watchers disabled (#2949)
* Reapply "refactor(#2871, #2886): multi instance: node classes created (#2916)"

This reverts commit 50e919426a.

* fix(#2945): stack overflow on api.git.reload or fugitive event
2024-10-11 13:47:01 +11:00

82 lines
2.0 KiB
Lua

local core = require("nvim-tree.core")
local Iterator = require("nvim-tree.iterators.node-iterator")
local notify = require("nvim-tree.notify")
local M = {}
---@param list string[]
---@return table
local function to_lookup_table(list)
local table = {}
for _, element in ipairs(list) do
table[element] = true
end
return table
end
---@param node Node
local function expand(node)
node = node:last_group_node()
node.open = true
if #node.nodes == 0 then
core.get_explorer():expand(node)
end
end
---@param expansion_count integer
---@param node Node
---@return boolean
local function should_expand(expansion_count, node)
local should_halt = expansion_count >= M.MAX_FOLDER_DISCOVERY
local should_exclude = M.EXCLUDE[node.name]
return not should_halt and node.nodes and not node.open and not should_exclude
end
local function gen_iterator()
local expansion_count = 0
return function(parent)
if parent.parent and parent.nodes and not parent.open then
expansion_count = expansion_count + 1
expand(parent)
end
Iterator.builder(parent.nodes)
:hidden()
:applier(function(node)
if should_expand(expansion_count, node) then
expansion_count = expansion_count + 1
expand(node)
end
end)
:recursor(function(node)
return expansion_count < M.MAX_FOLDER_DISCOVERY and (node.group_next and { node.group_next } or (node.open and node.nodes))
end)
:iterate()
if expansion_count >= M.MAX_FOLDER_DISCOVERY then
return true
end
end
end
---@param node Node
function M.fn(node)
local explorer = core.get_explorer()
node = node.nodes and node or explorer
if gen_iterator()(node) then
notify.warn("expansion iteration was halted after " .. M.MAX_FOLDER_DISCOVERY .. " discovered folders")
end
if explorer then
explorer.renderer:draw()
end
end
function M.setup(opts)
M.MAX_FOLDER_DISCOVERY = opts.actions.expand_all.max_folder_discovery
M.EXCLUDE = to_lookup_table(opts.actions.expand_all.exclude)
end
return M