exrex

Generate all/random matching strings for a regular expression. It can also simplify regular expressions. More information: https://github.com/asciimoo/exrex.

• Generate all possible strings that match a regular expression:
  exrex '{{regular_expression}}'
• Generate a random string that matches a regular expression:
  exrex --random '{{regular_expression}}'
• Generate at most 100 strings that match a regular expression:
  exrex --max-number {{100}} '{{regular_expression}}'
• Generate all possible strings that match a regular expression, joined by a custom delimiter string:
  exrex --delimiter "{{, }}" '{{regular_expression}}'
• Print count of all possible strings that match a regular expression:
  exrex --count '{{regular_expression}}'
• Simplify a regular expression:
  exrex --simplify '{{ab|ac}}'
• Print eyes:
  exrex '{{[oO0](_)[oO0]}}'
• Print a boat:
  exrex '{{( {20}(\| *\\|-{22}|\|)|\.={50}| ( ){0,5}\\\.| {12}~{39})}}'