blob: 86d7f9b9ae6934cebd213c816e3326d711ea8205 (
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
|
(.module:
[lux (#- Definition)
["." host (#+ import: do-to object)]
[abstract
[monad (#+ do)]]
[control
pipe
["." try (#+ Try)]
["." exception (#+ exception:)]
["." io (#+ IO io)]
[concurrency
["." atom (#+ Atom atom)]]]
[data
[binary (#+ Binary)]
["." product]
["." text ("#@." hash)
["%" format (#+ format)]]
[collection
["." array]
["." dictionary (#+ Dictionary)]]]
[target
[jvm
["." loader (#+ Library)]
["." type
["." descriptor]]]]
[tool
[compiler
["." name]]]]
[///
[host
["." jvm (#+ Inst Definition Host State)
["." def]
["." inst]]]]
)
(import: org/objectweb/asm/Label)
(import: java/lang/reflect/Field
(get [#? Object] #try #? Object))
(import: (java/lang/Class a)
(getField [String] #try Field))
(import: java/lang/Object
(getClass [] (Class Object)))
(import: java/lang/ClassLoader)
(type: #export ByteCode Binary)
(def: #export value-field Text "_value")
(def: #export $Value (type.class "java.lang.Object" (list)))
(exception: #export (cannot-load {class Text} {error Text})
(exception.report
["Class" class]
["Error" error]))
(exception: #export (invalid-field {class Text} {field Text} {error Text})
(exception.report
["Class" class]
["Field" field]
["Error" error]))
(exception: #export (invalid-value {class Text})
(exception.report
["Class" class]))
(def: (class-value class-name class)
(-> Text (Class Object) (Try Any))
(case (Class::getField ..value-field class)
(#try.Success field)
(case (Field::get #.None field)
(#try.Success ?value)
(case ?value
(#.Some value)
(#try.Success value)
#.None
(exception.throw invalid-value class-name))
(#try.Failure error)
(exception.throw cannot-load [class-name error]))
(#try.Failure error)
(exception.throw invalid-field [class-name ..value-field error])))
(def: class-path-separator ".")
(def: (evaluate! library loader eval-class valueI)
(-> Library ClassLoader Text Inst (Try [Any Definition]))
(let [bytecode-name (text.replace-all class-path-separator .module-separator eval-class)
bytecode (def.class #jvm.V1_6
#jvm.Public jvm.noneC
bytecode-name
(list) $Value
(list)
(|>> (def.field #jvm.Public ($_ jvm.++F jvm.finalF jvm.staticF)
..value-field ..$Value)
(def.method #jvm.Public ($_ jvm.++M jvm.staticM jvm.strictM)
"<clinit>"
(type.method [(list) type.void (list)])
(|>> valueI
(inst.PUTSTATIC (type.class bytecode-name (list)) ..value-field ..$Value)
inst.RETURN))))]
(io.run (do (try.with io.monad)
[_ (loader.store eval-class bytecode library)
class (loader.load eval-class loader)
value (:: io.monad wrap (class-value eval-class class))]
(wrap [value
[eval-class bytecode]])))))
(def: (execute! library loader temp-label [class-name class-bytecode])
(-> Library ClassLoader Text Definition (Try Any))
(io.run (do (try.with io.monad)
[existing-class? (|> (atom.read library)
(:: io.monad map (dictionary.contains? class-name))
(try.lift io.monad)
(: (IO (Try Bit))))
_ (if existing-class?
(wrap [])
(loader.store class-name class-bytecode library))]
(loader.load class-name loader))))
(def: (define! library loader [module name] valueI)
(-> Library ClassLoader Name Inst (Try [Text Any Definition]))
(let [class-name (format (text.replace-all .module-separator class-path-separator module)
class-path-separator (name.normalize name)
"___" (%.nat (text@hash name)))]
(do try.monad
[[value definition] (evaluate! library loader class-name valueI)]
(wrap [class-name value definition]))))
(def: #export host
(IO Host)
(io (let [library (loader.new-library [])
loader (loader.memory library)]
(: Host
(structure
(def: (evaluate! temp-label valueI)
(let [eval-class (|> temp-label name.normalize (text.replace-all " " "$"))]
(:: try.monad map product.left
(..evaluate! library loader eval-class valueI))))
(def: execute!
(..execute! library loader))
(def: define!
(..define! library loader)))))))
(def: #export runtime-class "LuxRuntime")
(def: #export function-class "LuxFunction")
(def: #export $Variant (type.array ..$Value))
(def: #export $Tuple (type.array ..$Value))
(def: #export $Function (type.class ..function-class (list)))
|
