summaryrefslogtreecommitdiff
path: root/script/files.lua
blob: 4d34568dcf82b83cf43089c19132079f91500f04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
local platform = require 'bee.platform'
local config   = require 'config'
local glob     = require 'glob'
local furi     = require 'file-uri'
local parser   = require 'parser'
local proto    = require 'proto'
local lang     = require 'language'
local await    = require 'await'
local timer    = require 'timer'

local m = {}

m.openMap = {}
m.libraryMap = {}
m.fileMap = {}
m.watchList = {}
m.notifyCache = {}
m.assocVersion = -1
m.assocMatcher = nil
m.globalVersion = 0
m.linesMap = setmetatable({}, { __mode = 'v' })
m.astMap   = setmetatable({}, { __mode = 'v' })

--- 打开文件
---@param uri string
function m.open(uri)
    local originUri = uri
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    m.openMap[uri] = true
    m.onWatch('open', originUri)
end

--- 关闭文件
---@param uri string
function m.close(uri)
    local originUri = uri
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    m.openMap[uri] = nil
    m.onWatch('close', originUri)
end

--- 是否打开
---@param uri string
---@return boolean
function m.isOpen(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return m.openMap[uri] == true
end

--- 标记为库文件
function m.setLibraryPath(uri, libraryPath)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    m.libraryMap[uri] = libraryPath
end

--- 是否是库文件
function m.isLibrary(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return m.libraryMap[uri] ~= nil
end

--- 获取库文件的根目录
function m.getLibraryPath(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return m.libraryMap[uri]
end

function m.flushAllLibrary()
    m.libraryMap = {}
end

--- 是否存在
---@return boolean
function m.exists(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return m.fileMap[uri] ~= nil
end

function m.asKey(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return uri
end

--- 设置文件文本
---@param uri string
---@param text string
function m.setText(uri, text)
    if not text then
        return
    end
    local originUri = uri
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local create
    if not m.fileMap[uri] then
        m.fileMap[uri] = {
            uri = originUri,
            version = 0,
        }
        create = true
    end
    local file = m.fileMap[uri]
    if file.text == text then
        return
    end
    file.text  = text
    m.linesMap[uri] = nil
    m.astMap[uri] = nil
    file.cache = {}
    file.cacheActiveTime = math.huge
    file.version = file.version + 1
    m.globalVersion = m.globalVersion + 1
    await.close('files.version')
    if create then
        m.onWatch('create', originUri)
    end
    m.onWatch('update', originUri)
end

--- 获取文件版本
function m.getVersion(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    return file.version
end

--- 获取文件文本
---@param uri string
---@return string text
function m.getText(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    return file.text
end

--- 移除文件
---@param uri string
function m.remove(uri)
    local originUri = uri
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return
    end
    m.fileMap[uri] = nil

    m.globalVersion = m.globalVersion + 1
    await.close('files.version')
    m.onWatch('remove', originUri)
end

--- 移除所有文件
function m.removeAll()
    m.globalVersion = m.globalVersion + 1
    await.close('files.version')
    for uri in pairs(m.fileMap) do
        if not m.libraryMap[uri] then
            m.fileMap[uri]  = nil
            m.astMap[uri]   = nil
            m.linesMap[uri] = nil
            m.onWatch('remove', uri)
        end
    end
    --m.notifyCache = {}
end

--- 移除所有关闭的文件
function m.removeAllClosed()
    m.globalVersion = m.globalVersion + 1
    await.close('files.version')
    for uri in pairs(m.fileMap) do
        if  not m.openMap[uri]
        and not m.libraryMap[uri] then
            m.fileMap[uri]  = nil
            m.astMap[uri]   = nil
            m.linesMap[uri] = nil
            m.onWatch('remove', uri)
        end
    end
    --m.notifyCache = {}
end

--- 遍历文件
function m.eachFile()
    return pairs(m.fileMap)
end

function m.compileAst(uri, text)
    if not m.isOpen(uri) and #text >= config.config.workspace.preloadFileSize * 1000 then
        if not m.notifyCache['preloadFileSize'] then
            m.notifyCache['preloadFileSize'] = {}
            m.notifyCache['skipLargeFileCount'] = 0
        end
        if not m.notifyCache['preloadFileSize'][uri] then
            m.notifyCache['preloadFileSize'][uri] = true
            m.notifyCache['skipLargeFileCount'] = m.notifyCache['skipLargeFileCount'] + 1
            if m.notifyCache['skipLargeFileCount'] <= 3 then
                local ws = require 'workspace'
                proto.notify('window/showMessage', {
                    type = 3,
                    message = lang.script('WORKSPACE_SKIP_LARGE_FILE'
                        , ws.getRelativePath(uri)
                        , config.config.workspace.preloadFileSize
                        , #text / 1000
                    ),
                })
            end
        end
        return nil
    end
    local clock = os.clock()
    local state, err = parser:compile(text
        , 'lua'
        , config.config.runtime.version
        , {
            special = config.config.runtime.special,
        }
    )
    local passed = os.clock() - clock
    if passed > 0.1 then
        log.warn(('Compile [%s] takes [%.3f] sec, size [%.3f] kb.'):format(uri, passed, #text / 1000))
    end
    if state then
        state.uri = uri
        state.ast.uri = uri
        if config.config.luadoc.enable then
            parser:luadoc(state)
        end
        return state
    else
        log.error(err)
        return nil
    end
end

--- 获取文件语法树
---@param uri string
---@return table ast
function m.getAst(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    if uri ~= '' and not m.isLua(uri) then
        return nil
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    local ast = m.astMap[uri]
    if not ast then
        ast = m.compileAst(uri, file.text)
        m.astMap[uri] = ast
    end
    file.cacheActiveTime = timer.clock()
    return ast
end

--- 获取文件行信息
---@param uri string
---@return table lines
function m.getLines(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    local lines = m.linesMap[uri]
    if not lines then
        lines = parser:lines(file.text)
        m.linesMap[uri] = lines
    end
    return lines
end

--- 获取原始uri
function m.getOriginUri(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    return file.uri
end

function m.getUri(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    return uri
end

--- 获取文件的自定义缓存信息(在文件内容更新后自动失效)
function m.getCache(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return nil
    end
    file.cacheActiveTime = timer.clock()
    return file.cache
end

--- 判断文件名相等
function m.eq(a, b)
    if platform.OS == 'Windows' then
        return a:lower() == b:lower()
    else
        return a == b
    end
end

--- 获取文件关联
function m.getAssoc()
    if m.assocVersion == config.version then
        return m.assocMatcher
    end
    m.assocVersion = config.version
    local patt = {}
    for k, v in pairs(config.other.associations) do
        if m.eq(v, 'lua') then
            patt[#patt+1] = k
        end
    end
    m.assocMatcher = glob.glob(patt)
    if platform.OS == 'Windows' then
        m.assocMatcher:setOption 'ignoreCase'
    end
    return m.assocMatcher
end

--- 判断是否是Lua文件
---@param uri string
---@return boolean
function m.isLua(uri)
    local ext = uri:match '%.([^%.%/%\\]-)$'
    if not ext then
        return false
    end
    if m.eq(ext, 'lua') then
        return true
    end
    local matcher = m.getAssoc()
    local path = furi.decode(uri)
    return matcher(path)
end

--- 注册事件
function m.watch(callback)
    m.watchList[#m.watchList+1] = callback
end

function m.onWatch(ev, ...)
    for _, callback in ipairs(m.watchList) do
        callback(ev, ...)
    end
end

function m.flushCache()
    for uri, file in pairs(m.fileMap) do
        file.cacheActiveTime = math.huge
        m.linesMap[uri] = nil
        m.astMap[uri] = nil
        file.cache = {}
    end
end

function m.flushFileCache(uri)
    if platform.OS == 'Windows' then
        uri = uri:lower()
    end
    local file = m.fileMap[uri]
    if not file then
        return
    end
    file.cacheActiveTime = math.huge
    m.linesMap[uri] = nil
    m.astMap[uri] = nil
    file.cache = {}
end

local function init()
    --TODO 可以清空文件缓存,之后看要不要启用吧
    --timer.loop(10, function ()
    --    local list = {}
    --    for _, file in pairs(m.fileMap) do
    --        if timer.clock() - file.cacheActiveTime > 10.0 then
    --            file.cacheActiveTime = math.huge
    --            file.ast = nil
    --            file.cache = {}
    --            list[#list+1] = file.uri
    --        end
    --    end
    --    if #list > 0 then
    --        log.info('Flush file caches:', #list, '\n', table.concat(list, '\n'))
    --        collectgarbage()
    --    end
    --end)
end

xpcall(init, log.error)

return m