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local fs = require 'bee.filesystem'
local async = require 'async'
local function split(str, sep)
local t = {}
for s in str:gmatch('[^' .. sep .. ']+') do
t[#t+1] = s
end
return t
end
local function similarity(a, b)
local ta = split(a, '/\\')
local tb = split(b, '/\\')
for i = 1, #ta do
if ta[i] ~= tb[i] then
return i - 1
end
end
return #ta
end
local mt = {}
mt.__index = mt
function mt:uriDecode(uri)
if uri:sub(1, 8) ~= 'file:///' then
log.error('uri decode failed: ', uri)
return nil
end
local names = {}
for name in uri:sub(9):gmatch '[^%/]+' do
names[#names+1] = name:gsub('%%([0-9a-fA-F][0-9a-fA-F])', function (hex)
return string.char(tonumber(hex, 16))
end)
end
if #names == 0 then
log.error('uri decode failed: ', uri)
return nil
end
-- 盘符后面加个斜杠
local path = fs.path(names[1] .. '\\')
for i = 2, #names do
path = path / names[i]
end
return fs.absolute(path)
end
function mt:uriEncode(path)
local names = {}
local cur = fs.absolute(path)
while true do
local name = cur:filename():string()
if name == '' then
-- 盘符，去掉一个斜杠
name = cur:string():sub(1, -2)
end
name = name:gsub([=[[^%w%-%_%.%~]]=], function (char)
return ('%%%02X'):format(string.byte(char))
end)
table.insert(names, 1, name)
if cur == cur:parent_path() then
break
end
cur = cur:parent_path()
end
return 'file:///' .. table.concat(names, '/')
end
function mt:init(rootUri)
self.root = self:uriDecode(rootUri)
if not self.root then
return
end
log.info('Workspace inited, root: ', self.root)
async.call([[
require 'utility'
local fs = require 'bee.filesystem'
local list = {}
local ignore = {
['.git'] = true,
['node_modules'] = true,
}
for path in io.scan(fs.path(ROOT)) do
if path:extension():string() == '.lua' then
list[#list+1] = path:string()
end
end
return list
]], {
ROOT = self.root:string()
}, function (list)
log.info(('Found [%d] files'):format(#list))
for _, filename in ipairs(list) do
local path = fs.absolute(fs.path(filename))
local name = path:string():lower()
self.files[name] = self:uriEncode(path)
end
self:reset()
end)
end
function mt:addFile(uri)
if uri:sub(-4) == '.lua' then
local name = self:uriDecode(uri):string():lower()
self.files[name] = uri
end
end
function mt:removeFile(uri)
local name = self:uriDecode(uri):string():lower()
self.files[name] = nil
end
function mt:findPath(baseUri, searchers)
local results = {}
for filename, uri in pairs(self.files) do
for _, searcher in ipairs(searchers) do
if filename:sub(-#searcher) == searcher then
local sep = filename:sub(-#searcher-1, -#searcher-1)
if sep == '/' or sep == '\\' then
results[#results+1] = uri
end
end
end
end
if #results == 0 then
return nil
end
local uri
if #results == 1 then
uri = results[1]
else
table.sort(results, function (a, b)
return similarity(a, baseUri) > similarity(b, baseUri)
end)
uri = results[1]
end
self.lsp:readText(uri, self:uriDecode(uri))
return uri
end
function mt:searchPath(baseUri, str)
if self.searched[str] then
return self.searched[str]
end
str = str:gsub('%.', '/')
local searchers = {}
for i, luapath in ipairs(self.luapath) do
searchers[i] = luapath:gsub('%?', str):lower()
end
local uri = self:findPath(baseUri, searchers)
if uri then
self.searched[str] = uri
end
return uri
end
function mt:loadPath(baseUri, str)
if self.loaded[str] then
return self.loaded[str]
end
local searchers = { str }
local uri = self:findPath(baseUri, searchers)
if uri then
self.loaded[str] = uri
end
return uri
end
function mt:reset()
self.searched = {}
self.loaded = {}
self.lsp:reCompile()
end
function mt:relativePathByUri(uri)
local path = self:uriDecode(uri)
local relate = fs.relative(path, self.root)
return relate
end
return function (lsp, name)
local workspace = setmetatable({
lsp = lsp,
name = name,
files = {},
searched = {},
loaded = {},
luapath = {
'?.lua',
'?/init.lua',
'?/?.lua',
},
}, mt)
return workspace
end
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