fix(stream-json): Retract stream-json in favor of stream map functions
MODIFY
package.json
package.json
"packages/ses-types-test",
"packages/static-module-record",
"packages/stream",
- "packages/stream-json",
"packages/stream-types-test",
"packages/stream-node",
"packages/syrup",

DELETE
packages/stream-json/LICENSE
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DELETE
packages/stream-json/NEWS.md
packages/stream-json/NEWS.md
DELETE
packages/stream-json/README.md
-# Hardened JSON async iterators
-
-The JSON stream package provides hardened adapters to and from Uint8Array
-message streams. In both cases, streams are patterned after the type signature
-of async iterators and generators.

DELETE
packages/stream-json/index.d.ts
-export { makeJsonReader, makeJsonWriter } from './index.js';

DELETE
packages/stream-json/index.js
-// @ts-check
-export { makeJsonWriter } from './writer.js';
-export { makeJsonReader } from './reader.js';

DELETE
packages/stream-json/jsconfig.json
-{
- "compilerOptions": {
- "target": "esnext",
- "module": "esnext",
- "noEmit": true,
- "downlevelIteration": true,
- "strictNullChecks": true,
- "moduleResolution": "node"
- },
- "include": ["src/**/*.js", "index.d.ts"]
-}

DELETE
packages/stream-json/package.json
-{
- "name": "@endo/stream-json",
- "version": "0.1.0",
- "description": "Async iterator adapters for transcoding JSON",
- "keywords": ["stream", "json", "async", "iterator", "promise"],
- "author": "Endo contributors",
- "license": "Apache-2.0",
- "homepage": "https://github.com/endojs/endo/tree/master/packages/stream-json#readme",
- "repository": {
- "type": "git",
- "url": "git+https://github.com/endojs/endo.git"
- },
- "bugs": {
- "url": "https://github.com/endojs/endo/issues"
- },
- "type": "module",
- "main": "./index.js",
- "module": "./index.js",
- "types": "./index.d.ts",
- "exports": {
- ".": "./index.js",
- "./reader.js": "./reader.js",
- "./writer.js": "./writer.js",
- "./package.json": "./package.json"
- },
- "scripts": {
- "build": "exit 0",
- "cover": "c8 ava",
- "lint": "yarn lint:types && yarn lint:js",
- "lint-fix": "eslint --fix .",
- "lint:js": "eslint .",
- "lint:types": "tsc --build jsconfig.json",
- "test": "ava"
- },
- "dependencies": {
- "@endo/stream": "^0.1.0",
- "ses": "^0.15.3"
- },
- "devDependencies": {
- "@endo/eslint-config": "^0.3.20",
- "@endo/ses-ava": "^0.2.13",
- "@typescript-eslint/parser": "^4.18.0",
- "ava": "^3.12.1",
- "babel-eslint": "^10.0.3",
- "c8": "^7.7.3",
- "eslint": "^7.23.0",
- "eslint-config-airbnb-base": "^14.0.0",
- "eslint-config-prettier": "^6.9.0",
- "eslint-plugin-eslint-comments": "^3.1.2",
- "eslint-plugin-import": "^2.19.1",
- "eslint-plugin-jsdoc": "^30.4.2",
- "eslint-plugin-prettier": "^3.1.2",
- "prettier": "^1.19.1",
- "typescript": "^4.0.5"
- },
- "files": [
- "LICENSE*",
- "index.d.ts",
- "index.js",
- "reader.js",
- "writer.js",
- "src"
- ],
- "publishConfig": {
- "access": "public"
- },
- "eslintConfig": {
- "extends": [
- "@endo"
- ]
- },
- "prettier": {
- "trailingComma": "all",
- "singleQuote": true
- },
- "ava": {
- "files": [
- "test/**/test-*.js"
- ],
- "timeout": "2m"
- }
-}

DELETE
packages/stream-json/reader.js
-// @ts-check
-/// <reference types="ses"/>
-
-/* Adapts a Reader<Uint8Array> to a JSON object Reader<any> where reader and
- * writer streams are modeled as hybrid async iterators + generators.
- */
-const textDecoder = new TextDecoder();
-
-/**
- * @param {import('@endo/stream').Reader<Uint8Array, undefined>} reader
- */
-async function* makeJsonAsyncIterator(reader) {
- for await (const bytes of reader) {
- const text = textDecoder.decode(bytes);
- yield JSON.parse(text);
- }
-}
-
-/**
- * @param {import('@endo/stream').Reader<Uint8Array, undefined>} reader
- * @returns {import('@endo/stream').Reader<ReturnType<JSON.parse>, undefined>}
- */
-export const makeJsonReader = reader => {
- return harden(makeJsonAsyncIterator(reader));
-};
-harden(makeJsonReader);

DELETE
packages/stream-json/test/lockdown.js
-lockdown();

DELETE
packages/stream-json/test/test-stream-json.js
-// @ts-check
-
-import 'ses';
-import './lockdown.js';
-
-import rawTest from 'ava';
-import { wrapTest } from '@endo/ses-ava';
-
-import { makePipe } from '@endo/stream';
-import { makeJsonReader, makeJsonWriter } from '../index.js';
-
-const test = wrapTest(rawTest);
-
-test('stream JSON', async t => {
- const [consumeBytesFrom, produceBytesTo] = makePipe();
- const consumeFrom = makeJsonReader(consumeBytesFrom);
- const produceTo = makeJsonWriter(produceBytesTo);
-
- const order = [
- null,
- 10,
- 1 / 3,
- 'hi',
- true,
- false,
- [],
- {},
- [null, 10, 1 / 3, 'hi', true, false, [], {}],
- { a: null, b: 10, c: 1 / 3, d: 'hi', e: true, f: false, g: [], h: {} },
- ];
-
- const makeProducer = async () => {
- for (const value of order) {
- // eslint-disable-next-line no-await-in-loop
- const { done, value: actual } = await produceTo.next(value);
- t.is(done, false);
- t.is(actual, undefined);
- }
- const { done, value: actual } = await produceTo.return('.');
- t.is(done, true);
- t.is(actual, undefined);
- };
-
- const makeConsumer = async () => {
- for (const expected of order) {
- // eslint-disable-next-line no-await-in-loop
- const { done, value: actual } = await consumeFrom.next(expected);
- t.is(done, false);
- t.deepEqual(expected, actual);
- }
- const { done, value: actual } = await consumeFrom.return();
- t.is(done, true);
- t.is(actual, undefined);
- };
-
- await Promise.all([makeProducer(), makeConsumer()]);
-});
-
-test('JSON stream terminated with cause', async t => {
- const [consumeBytesFrom, produceBytesTo] = makePipe();
- const consumeFrom = makeJsonReader(consumeBytesFrom);
- const produceTo = makeJsonWriter(produceBytesTo);
-
- const makeProducer = async () => {
- await produceTo.throw(new Error('Exit early'));
- };
-
- const makeConsumer = async () => {
- try {
- for await (const _ of consumeFrom) {
- t.fail();
- }
- } catch (error) {
- t.is(error.message, 'Exit early');
- }
- };
-
- await Promise.all([makeProducer(), makeConsumer()]);
-});

DELETE
packages/stream-json/writer.js
-// @ts-check
-/// <reference types="ses"/>
-
-/* Adapts a Writer<Uint8Array> to a JSON Writer<any>, where reader and writer
- * streams are modeled as hybrid async iterators + generators.
- */
-const textEncoder = new TextEncoder();
-
-/**
- * @param {import('@endo/stream').Writer<Uint8Array, void>} writer
- */
-export const makeJsonWriter = writer => {
- return harden({
- next(value) {
- const json = JSON.stringify(value);
- const bytes = textEncoder.encode(json);
- return writer.next(bytes);
- },
- throw(error) {
- return writer.throw(error);
- },
- return() {
- return writer.return();
- },
- });
-};
-harden(makeJsonWriter);

fix(stream-json): Retract stream-json in favor of stream map functions