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/* token.vala
*
* Copyright (C) 2008-2009 Florian Brosch, Didier Villevalois
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Didier 'Ptitjes Villevalois <ptitjes@free.fr>
*/
public class Valadoc.Token : Object {
public Token.from_type (TokenType type, Vala.SourceLocation begin, Vala.SourceLocation end, string? val = null) {
_type = type;
_begin = begin;
_end = end;
_value = val;
}
public Token.from_word (string word, Vala.SourceLocation begin, Vala.SourceLocation end) {
_word = word;
_begin = begin;
_end = end;
}
private TokenType? _type = null;
private string? _word = null;
private Vala.SourceLocation _begin;
private Vala.SourceLocation _end;
private string? _value;
public bool is_word {
get {
return _word != null;
}
}
public bool is_number {
get {
if (_word == null || _word.length == 0) {
return false;
} else if (_word[0] == '0' && _word.length > 1) {
return false;
}
for (int i = 0; i < _word.length; i++) {
if (_word[i] < '0' || _word[i] > '9') {
return false;
}
}
return true;
}
}
public string? word {
get {
return _word;
}
}
public string? value {
get {
return _value;
}
}
public TokenType? token_type {
get {
return _type;
}
}
public Vala.SourceLocation begin {
get {
return _begin;
}
}
public Vala.SourceLocation end {
get {
return _end;
}
}
public unowned string to_string () {
return _word == null ? _type.to_string () : _word;
}
public unowned string to_pretty_string () {
return _word == null ? _type.to_pretty_string () : _word;
}
public int to_int () {
assert (is_number);
return int.parse (_word);
}
}
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