Outdated egg!

This is an egg for CHICKEN 4, the unsupported old release. You're almost certainly looking for the CHICKEN 5 version of this egg, if it exists.

If it does not exist, there may be equivalent functionality provided by another egg; have a look at the egg index. Otherwise, please consider porting this egg to the current version of CHICKEN.

  1. Outdated egg!
  2. iexpr
    1. Description
    2. Library Procedures
    3. Requires
    4. Version History
    5. License

iexpr

Description

The iexpr library contains a procedure for parsing of I-expressions as described in SRFI-49.

Library Procedures

[procedure] (parse LOC STRING-OR-PORT) => TREE

Parses I-expression text and returns a tree object with the parsed content. LOC is a symbol that indicates the name of the current entity being parsed. It is used for error reporting.

[procedure] (tree-empty? TREE) => BOOL

Returns #t is the given tree object is empty, #f otherwise.

[procedure] (tree-level TREE) => INTEGER

Returns the indentation level of the text contained in the given tree node.

[procedure] (tree-child TREE) => TREE

Returns the first child of the given tree node.

[procedure] (tree-sibling TREE) => TREE

Returns the first sibling of the given tree node.

[procedure] (tree->list TREE) => LIST

Converts the given tree to a list structure.

Requires

Version History

License

 Copyright 2010-2012 Ivan Raikov and the Okinawa Institute of Science and Technology.
 This program is free software: you can redistribute it and/or
 modify it under the terms of the GNU General Public License as
 published by the Free Software Foundation, either version 3 of the
 License, or (at your option) any later version.
 This program is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 A full copy of the GPL license can be found at
 <http://www.gnu.org/licenses/>.