Press n or j to go to the next uncovered block, b, p or k for the previous block.
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var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const guards_1 = require("./guards");
const encode_1 = require("./encode");
const decode_1 = __importDefault(require("./decode"));
class Bucket {
constructor(b, position) {
this.bytes = (b !== null && b !== void 0 ? b : new ArrayBuffer(0));
this.position = (position !== null && position !== void 0 ? position : 0);
}
append(slice, elem) {
const result = new Uint8Array(slice.byteLength + elem.byteLength);
result.set(new Uint8Array(slice));
result.set(new Uint8Array(elem), slice.byteLength);
return result.buffer;
}
readBoolean() {
return this.readUint8() > 0;
}
writeBoolean(v) {
this.writeUint8(v ? 1 : 0);
}
readN(n) {
const result = new Uint8Array(this.bytes, this.position, n);
this.position += n;
return result;
}
readInt8() {
const dv = new DataView(this.bytes, this.position);
this.position += 1;
return dv.getInt8(0);
}
writeInt8(n) {
const d = new Uint8Array(1);
const dv = new DataView(d.buffer);
dv.setInt8(0, n);
this.write(d);
}
readUint8() {
const dv = new DataView(this.bytes, this.position);
this.position += 1;
return dv.getUint8(0);
}
writeUint8(n) {
const d = new Uint8Array(1);
const dv = new DataView(d.buffer);
dv.setUint8(0, n);
this.write(d);
}
readInt16() {
const dv = new DataView(this.bytes, this.position);
this.position += 2;
return dv.getInt16(0, true);
}
writeInt16(n) {
const d = new Uint8Array(2);
const dv = new DataView(d.buffer);
dv.setInt16(0, n, true);
this.write(d);
}
readUint16() {
const dv = new DataView(this.bytes, this.position);
this.position += 2;
return dv.getUint16(0, true);
}
writeUint16(n) {
const d = new Uint8Array(2);
const dv = new DataView(d.buffer);
dv.setUint16(0, n, true);
this.write(d);
}
readInt32() {
const dv = new DataView(this.bytes, this.position);
this.position += 4;
return dv.getInt32(0, true);
}
writeInt32(n) {
const d = new Uint8Array(4);
const dv = new DataView(d.buffer);
dv.setInt32(0, n, true);
this.write(d);
}
readUint32() {
const dv = new DataView(this.bytes, this.position);
this.position += 4;
return dv.getUint32(0, true);
}
writeUint32(n) {
const d = new Uint8Array(4);
const dv = new DataView(d.buffer);
dv.setUint32(0, n, true);
this.write(d);
}
readInt64() {
const dv = new DataView(this.bytes, this.position);
this.position += 8;
return dv.getBigInt64(0, true);
}
writeInt64(n) {
const d = new Uint8Array(8);
const dv = new DataView(d.buffer);
dv.setBigInt64(0, n, true);
this.write(d);
}
readUint64() {
const dv = new DataView(this.bytes, this.position);
this.position += 8;
return dv.getBigUint64(0, true);
}
writeUint64(n) {
const d = new Uint8Array(8);
const dv = new DataView(d.buffer);
dv.setBigUint64(0, n, true);
this.write(d);
}
readFloat32() {
const dv = new DataView(this.bytes, this.position);
this.position += 4;
return dv.getFloat32(0, true);
}
writeFloat32(n) {
const d = new Uint8Array(4);
const dv = new DataView(d.buffer);
dv.setFloat32(0, n, true);
this.write(d);
}
readFloat64() {
const dv = new DataView(this.bytes, this.position);
this.position += 8;
return dv.getFloat64(0, true);
}
writeFloat64(n) {
const d = new Uint8Array(8);
const dv = new DataView(d.buffer);
dv.setFloat64(0, n, true);
this.write(d);
}
readString() {
const n = this.readInt32();
if (n === -1) {
return '';
}
const d = this.readN(n);
const decoder = new TextDecoder();
return decoder.decode(d);
}
// write string with length
writeString(s) {
const encoder = new TextEncoder();
const data = encoder.encode(s);
if (data.byteLength === 0) {
this.writeInt32(-1);
return;
}
this.writeInt32(data.byteLength);
this.write(data);
}
readByteString() {
const n = this.readInt32();
if (n === -1) {
return new Uint8Array();
}
return this.readN(n);
}
writeByteString(b) {
if (b.byteLength === 0) {
this.writeInt32(-1);
return;
}
this.writeInt32(b.byteLength);
this.write(b);
}
readStringBytes(n) {
const d = this.readN(n);
const decoder = new TextDecoder();
return decoder.decode(d);
}
// write string without length
writeStringBytes(s) {
const encoder = new TextEncoder();
const data = encoder.encode(s);
this.write(data);
}
readStruct(w) {
if (guards_1.isDecoder(w)) {
this.position = w.decode(this.bytes, this.position);
}
else {
this.position = decode_1.default({
bytes: this.bytes,
instance: w,
position: this.position
});
}
}
writeStruct(instance) {
let d;
if (guards_1.isEncoder(instance)) {
d = instance.encode();
}
else {
d = encode_1.encode({ instance });
}
this.write(d);
}
readDate() {
const dv = new DataView(this.bytes, this.position);
const value = dv.getBigInt64(0, true);
this.position += 8;
return new Date(Number(value - BigInt(116444736000000000)) / 1e4);
}
writeDate(date) {
const b = new Uint8Array(8);
const dv = new DataView(b.buffer);
const value = BigInt(date.getTime()) * BigInt(1e4) + BigInt(116444736000000000);
dv.setBigInt64(0, value, true);
this.write(b);
}
write(d) {
this.bytes = this.append(this.bytes, d);
}
}
exports.default = Bucket;
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