Files: 2417016a904e9be97c5043e4fc9b1d5357aa1635 / systemObjects.js
1523 bytesRaw
1 | const cbor = require('borc') |
2 | |
3 | const TAGS = { |
4 | link: 42, |
5 | id: 43, |
6 | func: 43, |
7 | mod: 44 |
8 | } |
9 | |
10 | const DEFAULTS = { |
11 | elem: [], |
12 | buf: Buffer.from([]), |
13 | id: new cbor.Tagged(TAGS.id, 0), |
14 | mod: new cbor.Tagged(TAGS.mod, [{}, new cbor.Tagged(TAGS.id, 0)]), |
15 | link: {'/': null}, |
16 | func: new cbor.Tagged(TAGS.func, 0) |
17 | } |
18 | |
19 | class FunctionRef { |
20 | constructor (privateFunc, identifier, params, id) { |
21 | this.private = privateFunc |
22 | this.identifier = identifier |
23 | this.destId = id |
24 | this.params = params |
25 | this.gas = 0 |
26 | } |
27 | |
28 | encodeCBOR (gen) { |
29 | return gen.write(new cbor.Tagged(TAGS.func, [ |
30 | this.private, |
31 | this.identifier, |
32 | this.destId, |
33 | this.params |
34 | ])) |
35 | } |
36 | |
37 | set container (container) { |
38 | this._container = container |
39 | } |
40 | } |
41 | |
42 | class ModuleRef { |
43 | constructor (ex, id) { |
44 | this.exports = ex |
45 | this.id = id |
46 | } |
47 | |
48 | getFuncRef (name) { |
49 | return new FunctionRef(false, name, this.exports[name], this.id) |
50 | } |
51 | |
52 | encodeCBOR (gen) { |
53 | return gen.write(new cbor.Tagged(TAGS.mod, [this.exports, this.id])) |
54 | } |
55 | |
56 | static fromMetaJSON (json, id) { |
57 | const exports = {} |
58 | for (const ex in json.exports) { |
59 | const type = json.types[json.indexes[json.exports[ex].toString()]].params |
60 | exports[ex] = type |
61 | } |
62 | return new ModuleRef(exports, id) |
63 | } |
64 | |
65 | static deserialize (serialized) {} |
66 | } |
67 | |
68 | class ID { |
69 | constructor (id) { |
70 | this.id = id |
71 | } |
72 | |
73 | encodeCBOR (gen) { |
74 | return gen.write(cbor.Tagged(TAGS.id, this.id)) |
75 | } |
76 | } |
77 | |
78 | module.exports = { |
79 | ID, |
80 | FunctionRef, |
81 | ModuleRef, |
82 | DEFAULTS |
83 | } |
84 |
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