Routines the parser uses to classify AST nodes Routines the parser uses to classify AST nodes

Common routines shared by parser mods Common routines shared by parser mods

Reporting obsolete syntax Reporting obsolete syntax Support for parsing unsupported, old syntaxes, for the purpose of reporting errors. Parsing of these syntaxes is tested by compile-test/obsolete-syntax.rs.

Given a session and a path and an optional span (for error reporting), add the path to the session's codemap and return the new filemap.

Given a filemap and config, return a parser

Create a new parser, handling errors as appropriate if the file doesn't exist

Given a session, a crate config, a path, and a span, add the file at the given path to the codemap, and return a parser. On an error, use the given span as the source of the problem.