Wrong syntax highlight of until loop structure

[leagris]

Prerequisites

• Put an X between the brackets on this line if you have done all of the following:
  • Reproduced the problem in Safe Mode: https://flight-manual.atom.io/hacking-atom/sections/debugging/#using-safe-mode
  • Followed all applicable steps in the debugging guide: https://flight-manual.atom.io/hacking-atom/sections/debugging/
  • Checked the FAQs on the message board for common solutions: https://discuss.atom.io/c/faq
  • Checked that your issue isn't already filed: https://github.com/issues?utf8=✓&q=is%3Aissue+user%3Aatom
  • Checked that there is not already an Atom package that provides the described functionality: https://atom.io/packages

Description

The until loop syntax highlight uses the command statement highlight rather than the correct control structure highlight used with if, else, fi, for, while, do, done.

Steps to Reproduce

Use the following demo code:

#!/usr/bin/env sh

# Wrong highlight of the until structure
until [ $i -eq 0 ]; do
 echo "$i"
 i=$((i-1))
done

i=3
# Correct highlihgt of a while structure
while [ $i -ne 0 ]; do
  echo "$i"
  i=$((i-1))
 done

Expected behaviour:

Expecting same highlight as while loop:

Actual behaviour:

Wrong highlight of until loop:

Reproduces how often:

Reproduces always: 100% of the time.

Versions

• atom --version:

Atom    : 1.43.0
Electron: 4.2.7
Chrome  : 69.0.3497.128
Node    : 10.11.0

• apm --version:

apm  2.4.3
npm  6.2.0
node 10.2.1 x64
atom 1.43.0
python 2.7.17
git 2.20.1

OS: Ubuntu 19.10 eoan