Warning found:
in module Main
at tests/purs/warning/MissingTypeDeclaration.purs:4:1 - 4:6 (line 4, column 1 - line 4, column 6)

  No type declaration was provided for the top-level declaration of x.
  It is good practice to provide type declarations as a form of documentation.
  The inferred type of x was:
       
    Int
       

in value declaration x

See https://github.com/purescript/documentation/blob/master/errors/MissingTypeDeclaration.md for more information,
or to contribute content related to this warning.