parse_file filename performs the syntactic analysis of filename and returns a concrete syntax tree if filename content is syntactically correct.

Raises exceptions from Errors.

parse_string filename content is similar to parse_file except the script source code is provided as a string.

load_binary_cst cin retrieves a serialized CST from input_channel cin.

save_binary_cst cout cst stores a serialized cst in cout.

load_json_cst cin retrieves a CST in JSON format from input_channel cin.

save_json_cst cout cst stores a cst using JSON format in cout.

save_dot_cst cout cst stores a cst using DOT format in cout.

on_located f applies f on a located value, preserving its location.

start_of_position p returns the beginning of a position p.

end_of_position p returns the end of a position p.

filename_of_position p returns the filename of a position p.

string_of_lexing_position p returns a human-readable representation of the lexing position p, using a format recognized by Emacs, and other decent editors.

remove_quotes s yields a copy of string s, with all quotes removed as described in the POSIX specification.

HereDocument.Lexer handles here documents. It does:

This module implements the token recognizer when it is not in the mode that recognizes here-documents, and in cases where the recognition of tokens is independent from the parsing context, as specified by: