YAP 7.1.0
read_clause/3

read_clause( +Stream, -Clause, ?Opts) More...

Detailed Description

read_clause( +Stream, -Clause, ?Opts)

properties: deterministic

x * Same as read_clause/3 , but from the standard input stream

properties: deterministic

This predicate receives a set of options OPts based on read_term/3 , but specific to readin clauses The following options are considered:

  • The comments option unifies its argument with the comments in the term, represented as strings
  • The process_comments option calls a hook, it is current ignored by YAP
  • The term_position unifies its argument with a term describing the position of the term
  • The syntax_errors flag controls response to syntactic errors, the default is dec10

The next two options are called implicitly:

  • The module option is initialized to the current source module, by default
  • The singletons option is set from the single var flag
The documentation for this class was generated from the following file: