tc39/ecmarkup

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TypeScript
License
MIT License
Created over 10 years ago
Updated over 1 year ago

tc39/ecmarkup

tc39

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An HTML superset/Markdown subset source format for ECMAScript and related specifications

ecmarkup

A web component-based source format for ECMAScript and related specifications. See the project page for details.

Installing & Using

Requires node 8 or above.

npm install ecmarkup
ecmarkup in.html out.html

Formatter

There is also an auto-formatter:

emu-format --write spec.html

See its --help for more details.

proposals

Tracking ECMAScript Proposals

ecma262

Status, process, and documents for ECMA-262

proposal-pipeline-operator

A proposal for adding a useful pipe operator to JavaScript.

proposal-pattern-matching

Pattern matching syntax for ECMAScript

proposal-optional-chaining

proposal-type-annotations

ECMAScript proposal for type syntax that is erased - Stage 1

proposal-signals

A proposal to add signals to JavaScript.

proposal-temporal

Provides standard objects and functions for working with dates and times.

proposal-observable

Observables for ECMAScript

proposal-decorators

Decorators for ES6 classes

proposal-record-tuple

ECMAScript proposal for the Record and Tuple value types. | Stage 2: it will change!

test262

Official ECMAScript Conformance Test Suite

proposal-dynamic-import

import() proposal for JavaScript

proposal-bind-operator

This-Binding Syntax for ECMAScript

proposal-class-fields

Orthogonally-informed combination of public and private fields proposals

proposal-async-await

Async/await for ECMAScript

proposal-object-rest-spread

Rest/Spread Properties for ECMAScript

proposal-shadowrealm

ECMAScript Proposal, specs, and reference implementation for Realms

proposal-iterator-helpers

Methods for working with iterators in ECMAScript

proposal-nullish-coalescing

Nullish coalescing proposal x ?? y

proposal-top-level-await

top-level `await` proposal for ECMAScript (stage 4)

proposal-partial-application

Proposal to add partial application to ECMAScript

proposal-do-expressions

Proposal for `do` expressions

proposal-binary-ast

Binary AST proposal for ECMAScript

agendas

TC39 meeting agendas

proposal-built-in-modules

proposal-async-iteration

Asynchronous iteration for JavaScript

proposal-explicit-resource-management

ECMAScript Explicit Resource Management

proposal-set-methods

Proposal for new Set methods in JS

proposal-string-dedent

TC39 Proposal to remove common leading indentation from multiline template strings

proposal-operator-overloading

proposal-import-attributes

Proposal for syntax to import ES modules with assertions

proposal-async-context

Async Context for JavaScript

proposal-bigint

Arbitrary precision integers in JavaScript

ecmascript_simd

SIMD numeric type for EcmaScript

ecma402

Status, process, and documents for ECMA 402

proposal-slice-notation

proposal-change-array-by-copy

Provides additional methods on Array.prototype and TypedArray.prototype to enable changes on the array by returning a new copy of it with the change.

notes

TC39 meeting notes

proposal-class-public-fields

Stage 2 proposal for public class fields in ECMAScript

proposal-iterator.range

A proposal for ECMAScript to add a built-in Iterator.range()

proposal-decimal

Built-in exact decimal numbers for JavaScript

proposal-uuid

UUID proposal for ECMAScript (Stage 1)

proposal-module-expressions

proposal-throw-expressions

Proposal for ECMAScript 'throw' expressions

proposal-UnambiguousJavaScriptGrammar

proposal-weakrefs

proposal-array-grouping

A proposal to make grouping of array items easier

proposal-error-cause

TC39 proposal for accumulating errors

proposal-cancelable-promises

Former home of the now-withdrawn cancelable promises proposal for JavaScript

proposal-ecmascript-sharedmem

Shared memory and atomics for ECMAscript

proposal-module-declarations

JavaScript Module Declarations

proposal-first-class-protocols

a proposal to bring protocol-based interfaces to ECMAScript users

proposal-relative-indexing-method

A TC39 proposal to add an .at() method to all the basic indexable classes (Array, String, TypedArray)

proposal-global

ECMAScript Proposal, specs, and reference implementation for `global`

proposal-private-methods

Private methods and getter/setters for ES6 classes

proposal-numeric-separator

A proposal to add numeric literal separators in JavaScript.

proposal-private-fields

A Private Fields Proposal for ECMAScript

tc39.github.io

Get involved in specifying JavaScript

proposal-object-from-entries

TC39 proposal for Object.fromEntries

proposal-promise-allSettled

ECMAScript Proposal, specs, and reference implementation for Promise.allSettled

proposal-await.ops

Introduce await.all / await.race / await.allSettled / await.any to simplify the usage of Promises

proposal-regex-escaping

Proposal for investigating RegExp escaping for the ECMAScript standard

proposal-export-default-from

Proposal to add `export v from "mod";` to ECMAScript.

proposal-logical-assignment

A proposal to combine Logical Operators and Assignment Expressions

proposal-promise-finally

ECMAScript Proposal, specs, and reference implementation for Promise.prototype.finally

proposal-json-modules

Proposal to import JSON files as modules

proposal-asset-references

Proposal to ECMAScript to add first-class location references relative to a module

proposal-cancellation

Proposal for a Cancellation API for ECMAScript

proposal-promise-with-resolvers

proposal-string-replaceall

ECMAScript proposal: String.prototype.replaceAll

proposal-export-ns-from

Proposal to add `export * as ns from "mod";` to ECMAScript.

proposal-structs

JavaScript Structs: Fixed Layout Objects

proposal-ses

Draft proposal for SES (Secure EcmaScript)

proposal-intl-relative-time

`Intl.RelativeTimeFormat` specification [draft]

proposal-json-parse-with-source

Proposal for extending JSON.parse to expose input source text.

proposal-flatMap

proposal for flatten and flatMap on arrays

proposal-defer-import-eval

A proposal for introducing a way to defer evaluate of a module

proposal-promise-any

ECMAScript proposal: Promise.any

proposal-optional-chaining-assignment

`a?.b = c` proposal

proposal-decorators-previous

Decorators for ECMAScript

proposal-smart-pipelines

Old archived draft proposal for smart pipelines. Go to the new Hack-pipes proposal at js-choi/proposal-hack-pipes.

proposal-array-from-async

Draft specification for a proposed Array.fromAsync method in JavaScript.

proposal-upsert

ECMAScript Proposal, specs, and reference implementation for Map.prototype.upsert

proposal-collection-methods

proposal-array-filtering

A proposal to make filtering arrays easier

proposal-ptc-syntax

Discussion and specification for an explicit syntactic opt-in for Tail Calls.

proposal-extractors

Extractors for ECMAScript

proposal-error-stacks

ECMAScript Proposal, specs, and reference implementation for Error.prototype.stack / System.getStack

proposal-intl-duration-format

how-we-work

Documentation of how TC39 operates and how to participate

proposal-Array.prototype.includes

Spec, tests, reference implementation, and docs for ESnext-track Array.prototype.includes

proposal-promise-try

ECMAScript Proposal, specs, and reference implementation for Promise.try

proposal-extensions

Extensions proposal for ECMAScript

proposal-hashbang

proposal-import-meta

import.meta proposal for JavaScript

proposal-intl-segmenter

Unicode text segmentation for ECMAScript

proposal-resizablearraybuffer

Proposal for resizable array buffers

proposal-seeded-random

Proposal for an options argument to be added to JS's Math.random() function, and some options to start it with.

eshost

A uniform wrapper around a multitude of ECMAScript hosts. CLI: https://github.com/bterlson/eshost-cli