Learning Zig by implementing an interpreter for the Monkey language.

Tokens

• eof
• comment (string)
• illegal (char)
• identifier(string)
• integer(string)
• operator (Operator)
• keyword (Keyword)
• semicolon
• dot,
• lbrace
• rbrace
• lparen
• rparen
• lbracket
• rbracket

Keyword

• let
• ret
• if
• else
• fn

Operator

• bang
• asterisk
• fslash
• assign
• plus
• minus
• lt
• gt
• eq
• ne

Nodes

• statement
  • let
  • return
  • if
• expression
  • identifier Identifier{ token, name }
  • literal Literal{ token, name }
  • op Op{ token, left, right}