Update UNRELEASED.md

Update all spec submodules to the current masters

Officially start 1.2.0 dev cycle. Update UNRELEASED

Failing spec for begin/end with early return that passes on MRI

Memoization with a begin/end block and an early return seems to be
causing something to go wrong...

Module inclusion bug fix with spec

Fix String#bytes on strict mode

Parser 3.0: Array methods

Parser 3.0: Support beginless and endless ranges

Parser 3.0: kwnilargs (**nil) support

Parser 3.0: Add missing tests for forward_args and numblocks rewriters

Update the current state of filters

Add a "Versioning" section to the README

Output less code for opal_engine_check

[Doc] Fixed broken 'Become a Sponsor' image

The rationale for that is that if/else blocks already share the
closure in JS (we don't output `...

This is a language implementation long files and a high number of
methods is the name of the game.

The latest chrome is now preferring the double dollar local name over
the prototype property.

Ruby 2.5
status: eol
release date: 2017-12-25
EOL date: 2021-03-31

From: https://www.ruby-lang....

Implement String#start_with with a regexp argument

Fix #2197

Let module and class nodes share more code

And fix module returning undefined instead of nil at the same time.

Parser 3.0: Forward arguments support: def a(...); puts(...); end

Update Hash#{merge, merge!, update} as taking multiple arguments

* hash-merge-takes-multiple-ar...

Fix a typo in HACKING.md

Fix Number#to_i with huge number

This pull request fixes the behavior of Number#to_i to that of Math.trunc() of JavaScript.

Befo...

Fix finding encoding aliases

This will help in keeping things fast, since this is called for every
string when the encoding i...

Also have set_encoding fail if encoding is not supported.

Fixes #2181

Fix node cli runner

Previously was relying on the toplevel package, which is not available
when the gem is installed.

New year

Fix String#unicode_normalize

Comment out the "Failed to load WithCLexer, using pure Ruby lexer" warning

The rationale behind this is that we don't have a matching c_lexer for
parser 3.0.0.0 and this w...

Restore compatibility with Chrome 38

Pre-release UNRELEASED.md update

Create Roda+Sprockets quickstart documentation

Update Sinatra documentation

This is an ancient browser, I know, but it's the basis
of many smartphone default browsers.

Tested on opal 1.0/1.1 and opal-sprockets 0.4.9/0.5.0

Parser 3.0: methods

On par with Ruby 2.7.

This commit rewrites Comparable#clamp to be as close to MRI's cmp_clamp
a...