446 lines
12 KiB
JavaScript
446 lines
12 KiB
JavaScript
// This file was autogenerated by the `uniffi-bindgen-gecko-js` crate.
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// Trust me, you don't want to mess with it!
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import { UniFFITypeError } from "resource://gre/modules/UniFFI.sys.mjs";
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// Objects intended to be used in the unit tests
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export var UnitTestObjs = {};
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let lazy = {};
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ChromeUtils.defineLazyGetter(lazy, "decoder", () => new TextDecoder());
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ChromeUtils.defineLazyGetter(lazy, "encoder", () => new TextEncoder());
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// Write/Read data to/from an ArrayBuffer
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class ArrayBufferDataStream {
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constructor(arrayBuffer) {
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this.dataView = new DataView(arrayBuffer);
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this.pos = 0;
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}
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readUint8() {
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let rv = this.dataView.getUint8(this.pos);
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this.pos += 1;
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return rv;
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}
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writeUint8(value) {
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this.dataView.setUint8(this.pos, value);
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this.pos += 1;
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}
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readUint16() {
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let rv = this.dataView.getUint16(this.pos);
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this.pos += 2;
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return rv;
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}
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writeUint16(value) {
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this.dataView.setUint16(this.pos, value);
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this.pos += 2;
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}
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readUint32() {
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let rv = this.dataView.getUint32(this.pos);
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this.pos += 4;
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return rv;
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}
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writeUint32(value) {
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this.dataView.setUint32(this.pos, value);
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this.pos += 4;
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}
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readUint64() {
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let rv = this.dataView.getBigUint64(this.pos);
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this.pos += 8;
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return Number(rv);
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}
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writeUint64(value) {
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this.dataView.setBigUint64(this.pos, BigInt(value));
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this.pos += 8;
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}
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readInt8() {
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let rv = this.dataView.getInt8(this.pos);
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this.pos += 1;
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return rv;
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}
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writeInt8(value) {
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this.dataView.setInt8(this.pos, value);
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this.pos += 1;
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}
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readInt16() {
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let rv = this.dataView.getInt16(this.pos);
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this.pos += 2;
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return rv;
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}
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writeInt16(value) {
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this.dataView.setInt16(this.pos, value);
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this.pos += 2;
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}
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readInt32() {
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let rv = this.dataView.getInt32(this.pos);
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this.pos += 4;
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return rv;
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}
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writeInt32(value) {
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this.dataView.setInt32(this.pos, value);
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this.pos += 4;
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}
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readInt64() {
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let rv = this.dataView.getBigInt64(this.pos);
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this.pos += 8;
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return Number(rv);
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}
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writeInt64(value) {
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this.dataView.setBigInt64(this.pos, BigInt(value));
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this.pos += 8;
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}
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readFloat32() {
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let rv = this.dataView.getFloat32(this.pos);
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this.pos += 4;
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return rv;
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}
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writeFloat32(value) {
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this.dataView.setFloat32(this.pos, value);
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this.pos += 4;
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}
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readFloat64() {
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let rv = this.dataView.getFloat64(this.pos);
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this.pos += 8;
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return rv;
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}
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writeFloat64(value) {
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this.dataView.setFloat64(this.pos, value);
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this.pos += 8;
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}
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writeString(value) {
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// Note: in order to efficiently write this data, we first write the
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// string data, reserving 4 bytes for the size.
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const dest = new Uint8Array(this.dataView.buffer, this.pos + 4);
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const encodeResult = lazy.encoder.encodeInto(value, dest);
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if (encodeResult.read != value.length) {
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throw new UniFFIError(
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"writeString: out of space when writing to ArrayBuffer. Did the computeSize() method returned the wrong result?"
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);
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}
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const size = encodeResult.written;
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// Next, go back and write the size before the string data
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this.dataView.setUint32(this.pos, size);
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// Finally, advance our position past both the size and string data
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this.pos += size + 4;
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}
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readString() {
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const size = this.readUint32();
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const source = new Uint8Array(this.dataView.buffer, this.pos, size)
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const value = lazy.decoder.decode(source);
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this.pos += size;
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return value;
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}
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readBytes() {
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const size = this.readInt32();
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const bytes = new Uint8Array(this.dataView.buffer, this.pos, size);
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this.pos += size;
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return bytes
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}
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writeBytes(value) {
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this.writeUint32(value.length);
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value.forEach((elt) => {
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this.writeUint8(elt);
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})
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}
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// Reads a SingletonObject pointer from the data stream
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// UniFFI Pointers are **always** 8 bytes long. That is enforced
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// by the C++ and Rust Scaffolding code.
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readPointerSingletonObject() {
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const pointerId = 17; // refcounts:SingletonObject
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const res = UniFFIScaffolding.readPointer(pointerId, this.dataView.buffer, this.pos);
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this.pos += 8;
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return res;
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}
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// Writes a SingletonObject pointer into the data stream
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// UniFFI Pointers are **always** 8 bytes long. That is enforced
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// by the C++ and Rust Scaffolding code.
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writePointerSingletonObject(value) {
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const pointerId = 17; // refcounts:SingletonObject
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UniFFIScaffolding.writePointer(pointerId, value, this.dataView.buffer, this.pos);
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this.pos += 8;
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}
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}
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function handleRustResult(result, liftCallback, liftErrCallback) {
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switch (result.code) {
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case "success":
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return liftCallback(result.data);
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case "error":
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throw liftErrCallback(result.data);
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case "internal-error":
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if (result.data) {
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throw new UniFFIInternalError(FfiConverterString.lift(result.data));
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} else {
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throw new UniFFIInternalError("Unknown error");
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}
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default:
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throw new UniFFIError(`Unexpected status code: ${result.code}`);
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}
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}
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class UniFFIError {
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constructor(message) {
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this.message = message;
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}
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toString() {
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return `UniFFIError: ${this.message}`
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}
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}
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class UniFFIInternalError extends UniFFIError {}
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// Base class for FFI converters
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class FfiConverter {
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// throw `UniFFITypeError` if a value to be converted has an invalid type
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static checkType(value) {
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if (value === undefined ) {
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throw new UniFFITypeError(`undefined`);
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}
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if (value === null ) {
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throw new UniFFITypeError(`null`);
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}
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}
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}
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// Base class for FFI converters that lift/lower by reading/writing to an ArrayBuffer
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class FfiConverterArrayBuffer extends FfiConverter {
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static lift(buf) {
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return this.read(new ArrayBufferDataStream(buf));
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}
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static lower(value) {
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const buf = new ArrayBuffer(this.computeSize(value));
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const dataStream = new ArrayBufferDataStream(buf);
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this.write(dataStream, value);
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return buf;
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}
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/**
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* Computes the size of the value.
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*
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* @param {*} _value
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* @return {number}
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*/
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static computeSize(_value) {
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throw new UniFFIInternalError("computeSize() should be declared in the derived class");
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}
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/**
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* Reads the type from a data stream.
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*
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* @param {ArrayBufferDataStream} _dataStream
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* @returns {any}
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*/
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static read(_dataStream) {
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throw new UniFFIInternalError("read() should be declared in the derived class");
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}
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/**
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* Writes the type to a data stream.
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*
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* @param {ArrayBufferDataStream} _dataStream
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* @param {any} _value
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*/
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static write(_dataStream, _value) {
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throw new UniFFIInternalError("write() should be declared in the derived class");
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}
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}
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// Symbols that are used to ensure that Object constructors
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// can only be used with a proper UniFFI pointer
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const uniffiObjectPtr = Symbol("uniffiObjectPtr");
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const constructUniffiObject = Symbol("constructUniffiObject");
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UnitTestObjs.uniffiObjectPtr = uniffiObjectPtr;
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// Export the FFIConverter object to make external types work.
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export class FfiConverterI32 extends FfiConverter {
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static checkType(value) {
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super.checkType(value);
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if (!Number.isInteger(value)) {
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throw new UniFFITypeError(`${value} is not an integer`);
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}
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if (value < -2147483648 || value > 2147483647) {
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throw new UniFFITypeError(`${value} exceeds the I32 bounds`);
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}
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}
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static computeSize(_value) {
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return 4;
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}
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static lift(value) {
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return value;
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}
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static lower(value) {
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return value;
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}
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static write(dataStream, value) {
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dataStream.writeInt32(value)
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}
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static read(dataStream) {
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return dataStream.readInt32()
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}
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}
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// Export the FFIConverter object to make external types work.
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export class FfiConverterString extends FfiConverter {
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static checkType(value) {
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super.checkType(value);
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if (typeof value !== "string") {
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throw new UniFFITypeError(`${value} is not a string`);
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}
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}
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static lift(buf) {
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const utf8Arr = new Uint8Array(buf);
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return lazy.decoder.decode(utf8Arr);
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}
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static lower(value) {
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return lazy.encoder.encode(value).buffer;
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}
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static write(dataStream, value) {
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dataStream.writeString(value);
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}
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static read(dataStream) {
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return dataStream.readString();
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}
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static computeSize(value) {
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return 4 + lazy.encoder.encode(value).length
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}
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}
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/**
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* SingletonObject
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*/
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export class SingletonObject {
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// Use `init` to instantiate this class.
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// DO NOT USE THIS CONSTRUCTOR DIRECTLY
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constructor(opts) {
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if (!Object.prototype.hasOwnProperty.call(opts, constructUniffiObject)) {
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throw new UniFFIError("Attempting to construct an object using the JavaScript constructor directly" +
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"Please use a UDL defined constructor, or the init function for the primary constructor")
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}
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if (!(opts[constructUniffiObject] instanceof UniFFIPointer)) {
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throw new UniFFIError("Attempting to create a UniFFI object with a pointer that is not an instance of UniFFIPointer")
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}
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this[uniffiObjectPtr] = opts[constructUniffiObject];
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}
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/**
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* method
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*/
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method() {
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const liftResult = (result) => undefined;
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const liftError = null;
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const functionCall = () => {
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return UniFFIScaffolding.callSync(
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158, // refcounts:uniffi_uniffi_fixture_refcounts_fn_method_singletonobject_method
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FfiConverterTypeSingletonObject.lower(this),
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)
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}
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return handleRustResult(functionCall(), liftResult, liftError);
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}
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}
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// Export the FFIConverter object to make external types work.
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export class FfiConverterTypeSingletonObject extends FfiConverter {
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static lift(value) {
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const opts = {};
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opts[constructUniffiObject] = value;
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return new SingletonObject(opts);
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}
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static lower(value) {
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const ptr = value[uniffiObjectPtr];
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if (!(ptr instanceof UniFFIPointer)) {
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throw new UniFFITypeError("Object is not a 'SingletonObject' instance");
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}
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return ptr;
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}
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static read(dataStream) {
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return this.lift(dataStream.readPointerSingletonObject());
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}
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static write(dataStream, value) {
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dataStream.writePointerSingletonObject(value[uniffiObjectPtr]);
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}
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static computeSize(value) {
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return 8;
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}
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}
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/**
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* getJsRefcount
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* @returns {number}
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*/
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export function getJsRefcount() {
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const liftResult = (result) => FfiConverterI32.lift(result);
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const liftError = null;
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const functionCall = () => {
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return UniFFIScaffolding.callSync(
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156, // refcounts:uniffi_uniffi_fixture_refcounts_fn_func_get_js_refcount
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)
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}
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return handleRustResult(functionCall(), liftResult, liftError);
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}
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/**
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* getSingleton
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* @returns {SingletonObject}
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*/
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export function getSingleton() {
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const liftResult = (result) => FfiConverterTypeSingletonObject.lift(result);
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const liftError = null;
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const functionCall = () => {
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return UniFFIScaffolding.callSync(
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157, // refcounts:uniffi_uniffi_fixture_refcounts_fn_func_get_singleton
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)
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}
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return handleRustResult(functionCall(), liftResult, liftError);
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}
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