Ion Manual Improvements

This issue will highlight all the critical issues with the Ion manual. Feel free to add to this list in the comments below.

Undocumented Features

• Functions
  • Optionally type-checked parameters
  • Piping functions
• Redirections & Multi-stream redirections
• Match syntax
• Word Designators
• Namespaces
  • Color namespace & 24-bit colors
• Builtin Commands
• Prompt Function & Prompt Variable
• Default Variables
• Signal Handling & Job Control
• Plugins
  • String method plugins
  • String namespace plugins
• Misc Rules
  • How quoting rules work with string variables and string command expansions

Nice To Have

• In-depth explanation of how each component of Ion is implemented