Error codes · Syntax
PW0013
keyword_as_name
The program must hold to this: a word that begins a statement or an expression in a body names no binding, parameter or declaration.
The decisions behind it
Reading the diagnostic
pw check prints the code in brackets, [PW0013], with the sentence above and the place in your program. Errors and diagnostics explains how to read one, and every code is listed with its rule.