@jsonjoy.com/json-pack
Version:
High-performance JSON serialization library
101 lines • 3.33 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.JsonDecoderPartial = exports.DecodeFinishError = void 0;
const JsonDecoder_1 = require("./JsonDecoder");
class DecodeFinishError extends Error {
constructor(value) {
super('DECODE_FINISH');
this.value = value;
}
}
exports.DecodeFinishError = DecodeFinishError;
class JsonDecoderPartial extends JsonDecoder_1.JsonDecoder {
readAny() {
try {
return super.readAny();
}
catch (error) {
if (error instanceof DecodeFinishError)
return error.value;
throw error;
}
}
readArr() {
const reader = this.reader;
if (reader.u8() !== 0x5b)
throw new Error('Invalid JSON');
const arr = [];
const uint8 = reader.uint8;
let first = true;
while (true) {
this.skipWhitespace();
const char = uint8[reader.x];
if (char === 0x5d)
return reader.x++, arr;
if (char === 0x2c)
reader.x++;
else if (!first)
return arr;
this.skipWhitespace();
try {
arr.push(this.readAny());
}
catch (error) {
if (error instanceof DecodeFinishError)
return arr.push(error.value), arr;
if (error instanceof Error && error.message === 'Invalid JSON')
throw new DecodeFinishError(arr);
throw error;
}
first = false;
}
}
readObj() {
const reader = this.reader;
if (reader.u8() !== 0x7b)
throw new Error('Invalid JSON');
const obj = {};
const uint8 = reader.uint8;
while (true) {
this.skipWhitespace();
let char = uint8[reader.x];
if (char === 0x7d)
return reader.x++, obj;
if (char === 0x2c) {
reader.x++;
continue;
}
try {
char = uint8[reader.x++];
if (char !== 0x22)
throw new Error('Invalid JSON');
const key = (0, JsonDecoder_1.readKey)(reader);
if (key === '__proto__')
throw new Error('Invalid JSON');
this.skipWhitespace();
if (reader.u8() !== 0x3a)
throw new Error('Invalid JSON');
this.skipWhitespace();
try {
obj[key] = this.readAny();
}
catch (error) {
if (error instanceof DecodeFinishError) {
obj[key] = error.value;
return obj;
}
throw error;
}
}
catch (error) {
if (error instanceof DecodeFinishError)
return obj;
if (error instanceof Error && error.message === 'Invalid JSON')
throw new DecodeFinishError(obj);
throw error;
}
}
}
}
exports.JsonDecoderPartial = JsonDecoderPartial;
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