This commit is contained in:
2025-08-06 16:22:19 +03:00
parent 16789a942e
commit 40dc6a2637
20 changed files with 250 additions and 183 deletions

View File

@ -1,13 +1,22 @@
import { limits } from "./limits"
import { memcpy } from "./mem"
import { Type } from "./Type"
import { Int } from "./Int"
import { limits } from './limits'
import { memcpy } from './mem'
import { Type } from './Type'
import { Int } from './Int'
import { ConstString } from './ConstString'
import { ConstArray } from "./ConstArray"
import { ConstArray } from './ConstArray'
import { ConstDataView } from './ConstDataView'
import { Struct } from './Struct'
export { limits, memcpy, Type, Int, ConstString, ConstArray, ConstDataView, Struct }
export {
limits,
memcpy,
Type,
Int,
ConstString,
ConstArray,
ConstDataView,
Struct,
}
export function serialize(dv, src, ...types) {
const [type, ...inner_types] = types
@ -60,7 +69,10 @@ export function serialize(dv, src, ...types) {
let offset = 4 + item_head_size * size
for (let i = 0; i < size; i++) {
const item_head_frame = new DataView(dv.buffer, dv.byteOffset + 4 + item_head_size * i)
const item_head_frame = new DataView(
dv.buffer,
dv.byteOffset + 4 + item_head_size * i,
)
if (item_headless) {
item_head_frame.setUint32(0, offset)
const item_frame = new DataView(dv.buffer, dv.byteOffset + offset)
@ -114,7 +126,10 @@ export function parse(dv, ...types) {
const array = Array(size)
for (let i = 0; i < size; i++) {
const item_head_frame = new DataView(dv.buffer, dv.byteOffset + 4 + item_head_size * i)
const item_head_frame = new DataView(
dv.buffer,
dv.byteOffset + 4 + item_head_size * i,
)
if (item_headless) {
const offset = item_head_frame.getUint32(0)
const item_frame = new DataView(dv.buffer, dv.byteOffset + offset)
@ -146,12 +161,14 @@ export function isHeadless(...args) {
if (arg instanceof Type) {
return arg.isHeadless(...inner_args)
}
return arg == Array ||
return (
arg == Array ||
arg == String ||
arg == DataView ||
Array.isArray(arg) ||
typeof arg == 'string' ||
arg instanceof DataView
)
}
export function sizeofHead(...args) {
@ -166,10 +183,10 @@ export function sizeof(...args) {
const [arg, ...inner_args] = args
const [arg2, ...inner_args2] = inner_args
if (arg == Boolean || arg2 == Boolean && typeof arg == 'boolean') {
if (arg == Boolean || (arg2 == Boolean && typeof arg == 'boolean')) {
return 1
}
if (arg == Number || arg2 == Number && typeof arg == 'number') {
if (arg == Number || (arg2 == Number && typeof arg == 'number')) {
return 8
}
if (arg2 == String && typeof arg == 'string') {
@ -177,10 +194,8 @@ export function sizeof(...args) {
return 4 + encoder.encode(arg).byteLength
}
if (arg2 == Array && Array.isArray(arg)) {
const fixed_size = 4 + sizeofHead(...inner_args2) * arg.length
if (isHeadless(...inner_args2)) {
let variable_size = 0
for (const item of arg) {
variable_size += sizeof(item, ...inner_args2)
@ -204,10 +219,12 @@ export function sizeof(...args) {
}
export function isSerializableType(type) {
return type == Boolean ||
return (
type == Boolean ||
type == Number ||
type == String ||
type == Array ||
type == DataView ||
type instanceof Type
)
}