1 | declare module 'node:v8' {
|
2 | export * from 'v8';
|
3 | }
|
4 |
|
5 | declare module 'v8' {
|
6 | import { Readable } from 'node:stream';
|
7 |
|
8 | interface HeapSpaceInfo {
|
9 | space_name: string;
|
10 | space_size: number;
|
11 | space_used_size: number;
|
12 | space_available_size: number;
|
13 | physical_space_size: number;
|
14 | }
|
15 |
|
16 |
|
17 | type DoesZapCodeSpaceFlag = 0 | 1;
|
18 |
|
19 | interface HeapInfo {
|
20 | total_heap_size: number;
|
21 | total_heap_size_executable: number;
|
22 | total_physical_size: number;
|
23 | total_available_size: number;
|
24 | used_heap_size: number;
|
25 | heap_size_limit: number;
|
26 | malloced_memory: number;
|
27 | peak_malloced_memory: number;
|
28 | does_zap_garbage: DoesZapCodeSpaceFlag;
|
29 | number_of_native_contexts: number;
|
30 | number_of_detached_contexts: number;
|
31 | }
|
32 |
|
33 | interface HeapCodeStatistics {
|
34 | code_and_metadata_size: number;
|
35 | bytecode_and_metadata_size: number;
|
36 | external_script_source_size: number;
|
37 | }
|
38 |
|
39 | |
40 |
|
41 |
|
42 |
|
43 | function cachedDataVersionTag(): number;
|
44 |
|
45 | function getHeapStatistics(): HeapInfo;
|
46 | function getHeapSpaceStatistics(): HeapSpaceInfo[];
|
47 | function setFlagsFromString(flags: string): void;
|
48 | |
49 |
|
50 |
|
51 |
|
52 |
|
53 |
|
54 |
|
55 |
|
56 | function getHeapSnapshot(): Readable;
|
57 |
|
58 | |
59 |
|
60 |
|
61 |
|
62 |
|
63 |
|
64 |
|
65 |
|
66 |
|
67 | function writeHeapSnapshot(fileName?: string): string;
|
68 |
|
69 | function getHeapCodeStatistics(): HeapCodeStatistics;
|
70 |
|
71 | class Serializer {
|
72 | |
73 |
|
74 |
|
75 | writeHeader(): void;
|
76 |
|
77 | |
78 |
|
79 |
|
80 |
|
81 | writeValue(val: any): boolean;
|
82 |
|
83 | |
84 |
|
85 |
|
86 |
|
87 |
|
88 | releaseBuffer(): Buffer;
|
89 |
|
90 | |
91 |
|
92 |
|
93 |
|
94 | transferArrayBuffer(id: number, arrayBuffer: ArrayBuffer): void;
|
95 |
|
96 | |
97 |
|
98 |
|
99 | writeUint32(value: number): void;
|
100 |
|
101 | |
102 |
|
103 |
|
104 | writeUint64(hi: number, lo: number): void;
|
105 |
|
106 | |
107 |
|
108 |
|
109 | writeDouble(value: number): void;
|
110 |
|
111 | |
112 |
|
113 |
|
114 |
|
115 | writeRawBytes(buffer: NodeJS.TypedArray): void;
|
116 | }
|
117 |
|
118 | |
119 |
|
120 |
|
121 |
|
122 | class DefaultSerializer extends Serializer {
|
123 | }
|
124 |
|
125 | class Deserializer {
|
126 | constructor(data: NodeJS.TypedArray);
|
127 | /**
|
128 | * Reads and validates a header (including the format version).
|
129 | * May, for example, reject an invalid or unsupported wire format.
|
130 | * In that case, an Error is thrown.
|
131 | */
|
132 | readHeader(): boolean;
|
133 |
|
134 | /**
|
135 | * Deserializes a JavaScript value from the buffer and returns it.
|
136 | */
|
137 | readValue(): any;
|
138 |
|
139 | /**
|
140 | * Marks an ArrayBuffer as having its contents transferred out of band.
|
141 | * Pass the corresponding `ArrayBuffer` in the serializing context to serializer.transferArrayBuffer()
|
142 | * (or return the id from serializer._getSharedArrayBufferId() in the case of SharedArrayBuffers).
|
143 | */
|
144 | transferArrayBuffer(id: number, arrayBuffer: ArrayBuffer): void;
|
145 |
|
146 | /**
|
147 | * Reads the underlying wire format version.
|
148 | * Likely mostly to be useful to legacy code reading old wire format versions.
|
149 | * May not be called before .readHeader().
|
150 | */
|
151 | getWireFormatVersion(): number;
|
152 |
|
153 | /**
|
154 | * Read a raw 32-bit unsigned integer and return it.
|
155 | */
|
156 | readUint32(): number;
|
157 |
|
158 | /**
|
159 | * Read a raw 64-bit unsigned integer and return it as an array [hi, lo] with two 32-bit unsigned integer entries.
|
160 | */
|
161 | readUint64(): [number, number];
|
162 |
|
163 | /**
|
164 | * Read a JS number value.
|
165 | */
|
166 | readDouble(): number;
|
167 |
|
168 | /**
|
169 | * Read raw bytes from the deserializer’s internal buffer.
|
170 | * The length parameter must correspond to the length of the buffer that was passed to serializer.writeRawBytes().
|
171 | */
|
172 | readRawBytes(length: number): Buffer;
|
173 | }
|
174 |
|
175 | /**
|
176 | * A subclass of `Serializer` that serializes `TypedArray` (in particular `Buffer`) and `DataView` objects as host objects,
|
177 | * and only stores the part of their underlying `ArrayBuffers` that they are referring to.
|
178 | */
|
179 | class DefaultDeserializer extends Deserializer {
|
180 | }
|
181 |
|
182 | |
183 |
|
184 |
|
185 | function serialize(value: any): Buffer;
|
186 |
|
187 | |
188 |
|
189 |
|
190 | function deserialize(data: NodeJS.TypedArray): any;
|
191 | }
|