Syntax

Syntax refers to the rules for writing a language. For example, the syntax of the English language includes things like spelling and grammar. The syntax of Disco programs likewise refers to “spelling and grammar”, that is, the various ways to write valid Disco programs.

• Variables
• Type signature
• Expressions
• Definitions
  • Definition vs assignment
• Definition versus equality testing
• Operators
  • Twiddle notation
  • Operator documentation
• Operator precedence and associativity
• Case expressions
  • Basic case expressions with conditions
  • Case expressions with conditions and patterns
• Comments
• Documentation