(Better name ideas pending)

This is going to be a UNIX shell based around Structural Regular Expressions and the usam experiment.

See todo/todo.txt.

• Basic command execution with quoted string rules
• Pipes
• Structural regular expressions
  • Addresses
  • Basic commands (a, c, i, d, p)
  • Loops
  • Variable and command substitution (with capture group values)
    • In addresses
    • In command parameters
  • Shell commands in SRE
• Shell stuff:
  • Load scripts
  • ||, &&, !
  • Redirection
  • Job control (God have mercy)
    • Handle signals
• Variables and variable substitution
  • Strings
  • Assignment
  • Arrays / Lists
  • Maps
• Command substitution
• Control flow structures
  • If-else
  • While
  • For
    • String globbing
  • Switch
  • Matches (awk-like pattern list)
• Functions
• Builtins
  • cd
  • exit
  • true / false
  • eval
  • calc
  • ...