summaryrefslogtreecommitdiff
path: root/script/files/file.lua
blob: 81aabba5284ef063d1586bfbb8b894bea4ecdb09 (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
---@class file
local mt = {}
mt.__index = mt
mt.type = 'file'
mt._uri = ''
mt._oldText = ''
mt._text = ''
mt._version = -1
mt._vmCost = 0.0
mt._lineCost = 0.0

---@param buf string
function mt:setText(buf)
    self._oldText = self._text
    self._text = buf
end

---@return string
function mt:getText()
    return self._text
end

---@return string
function mt:getOldText()
    return self._oldText
end

function mt:clearOldText()
    self._oldText = nil
end

---@param version integer
function mt:setVersion(version)
    self._version = version
end

---@return integer
function mt:getVersion()
    return self._version
end

function mt:remove()
    if self._removed then
        return
    end
    self._removed = true
    self._text = nil
    self._version = nil
    if self._vm then
        self._vm:remove()
    end
end

---@return boolean
function mt:isRemoved()
    return self._removed == true
end

---@param vm VM
---@param version integer
---@param cost number
function mt:saveVM(vm, version, cost)
    if self._vm then
        self._vm:remove()
    end
    self._vm = vm
    if vm then
        vm:setVersion(version)
    end
    self._vmCost = cost
end

---@return VM
function mt:getVM()
    return self._vm
end

---@return number
function mt:getVMCost()
    return self._vmCost
end

function mt:removeVM()
    if not self._vm then
        return
    end
    self._vm:remove()
    self._vm = nil
end

---@param lines table
---@param cost number
function mt:saveLines(lines, cost)
    self._lines = lines
    self._lineCost = cost
end

---@return table
function mt:getLines()
    return self._lines
end

function mt:getComments()
    return self.comments
end

---@return file
function mt:getParent()
    return self._parent
end

---@param uri uri
function mt:addChild(uri)
    self._child[uri] = true
end

---@param uri uri
function mt:removeChild(uri)
    self._child[uri] = nil
end

---@param uri uri
function mt:addParent(uri)
    self._parent[uri] = true
end

---@param uri uri
function mt:removeParent(uri)
    self._parent[uri] = nil
end

function mt:eachChild()
    return pairs(self._child)
end

function mt:eachParent()
    return pairs(self._parent)
end

---@param err table
function mt:setAstErr(err)
    self._astErr = err
end

---@return table
function mt:getAstErr()
    return self._astErr
end

---@param uri string
return function (uri)
    local self = setmetatable({
        _uri = uri,
        _parent = {},
        _child = {},
    }, mt)
    return self
end