module Parse: sig .. end
let implementation: Lexing.lexbuf => Parsetree.structure;
let interface: Lexing.lexbuf => Parsetree.signature;
let toplevel_phrase: Lexing.lexbuf => Parsetree.toplevel_phrase;
let use_file: Lexing.lexbuf => list(Parsetree.toplevel_phrase);
let core_type: Lexing.lexbuf => Parsetree.core_type;
let expression: Lexing.lexbuf => Parsetree.expression;
let pattern: Lexing.lexbuf => Parsetree.pattern;