puter/packages/phoenix/doc/missing-posix.md

Missing POSIX Functionality

References

• POSIX.1-2017 Chapter 2: Shell Command Language

Shell Command Language features known to be missing from phoenix

• Parameter expansion

  This is support for $variables, and this is highest priority.

• Compound commands

  This is if, case, while, for, etc

• Arithmetic expansion
• Alias substitution

How to Contribute

• Check the README.md file for contributor guidelines.
• Additional features will require updates to the parser. Right now there are repeated concerns between buildParserFirstHalf and buildParserSecondHalf which need to be factored out.