You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
169 lines
2.8 KiB
169 lines
2.8 KiB
|
|
header "pre_include_hpp" {
|
|
#include <string>
|
|
using namespace std;
|
|
#include "parser.h"
|
|
}
|
|
|
|
options {
|
|
language="Cpp";
|
|
}
|
|
|
|
{
|
|
#include <iostream>
|
|
#include "GettextLexer.hpp"
|
|
#include "GettextParser.hpp"
|
|
#include "antlr/AST.hpp"
|
|
#include "antlr/CommonAST.hpp"
|
|
|
|
/*
|
|
int main()
|
|
{
|
|
ANTLR_USING_NAMESPACE(std)
|
|
ANTLR_USING_NAMESPACE(antlr)
|
|
try {
|
|
GettextLexer lexer(cin);
|
|
GettextParser parser(lexer);
|
|
parser.file();
|
|
|
|
} catch(exception& e) {
|
|
cerr << "exception: " << e.what() << endl;
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
class GettextParser extends Parser;
|
|
|
|
options {
|
|
codeGenMakeSwitchThreshold = 3;
|
|
codeGenBitsetTestThreshold = 4;
|
|
}
|
|
|
|
file returns [ MsgList ml ]
|
|
{
|
|
string c, mi, ms;
|
|
MsgBlock mb;
|
|
MsgList ml2;
|
|
}
|
|
: (comment T_MSGID) => (mb=file_block ml2=file { ml = ml2; ml.append(mb); } )
|
|
| (comment EOF) => c=comment { (void)c; }
|
|
;
|
|
|
|
file_block returns [ MsgBlock mb ]
|
|
{
|
|
string c, mi, mip, ms;
|
|
}
|
|
: c=comment mi=msgid
|
|
(
|
|
( ms=msgstr {
|
|
mb.comment = QString::fromUtf8(c.c_str());
|
|
mb.msgid = QString::fromUtf8(mi.c_str());
|
|
mb.msgstr = QString::fromUtf8(ms.c_str());
|
|
}
|
|
)
|
|
|
|
|
( mip=msgid_plural ms=msgstr_plural {
|
|
mb.comment = QString::fromUtf8(c.c_str());
|
|
mb.msgid = QString::fromUtf8(mi.c_str());
|
|
mb.msgid_plural = QString::fromUtf8(mip.c_str());
|
|
mb.msgstr = QString::fromUtf8(ms.c_str());
|
|
}
|
|
)
|
|
)
|
|
;
|
|
|
|
comment returns [string s]
|
|
{
|
|
string r;
|
|
}
|
|
: (c:T_COMMENT r=comment { s = c->getText() + r; } )
|
|
| /* nothing */
|
|
;
|
|
|
|
msgid returns [string s]
|
|
: T_MSGID t:T_STRING { s = t->getText(); }
|
|
;
|
|
|
|
msgid_plural returns [string s]
|
|
: T_MSGID_PLURAL t:T_STRING { s = t->getText(); }
|
|
;
|
|
|
|
msgstr returns [string s]
|
|
: T_MSGSTR t:T_STRING { s = t->getText(); }
|
|
;
|
|
|
|
msgstr_plural returns [string s]
|
|
: (
|
|
T_MSGSTR L_BRACKET n:T_INT R_BRACKET t:T_STRING { s = t->getText(); }
|
|
)+
|
|
;
|
|
|
|
class GettextLexer extends Lexer;
|
|
options {
|
|
charVocabulary = '\u0000'..'\u00FF';
|
|
testLiterals=false; // don't automatically test for literals
|
|
}
|
|
|
|
WS
|
|
: (' ' | '\t'
|
|
| ('\n' | "\r\n") { newline(); }
|
|
) { $setType(ANTLR_USE_NAMESPACE(antlr)Token::SKIP); }
|
|
;
|
|
|
|
L_BRACKET: '[' ;
|
|
|
|
R_BRACKET: ']' ;
|
|
|
|
T_INT : ( '0'..'9' )+
|
|
;
|
|
|
|
T_COMMENT : '#' (~'\n')*
|
|
;
|
|
|
|
MSG_TAG : "msg" ( ("id") (
|
|
"" { $setType(T_MSGID); }
|
|
| "_plural" { $setType(T_MSGID_PLURAL); }
|
|
)
|
|
| "str" { $setType(T_MSGSTR); }
|
|
)
|
|
;
|
|
|
|
T_STRING
|
|
: ('"'! (ESC|~'"')* ('"'! (' ' | 't')*! '\n'! { newline(); } (' '! | '\t'!)*))+
|
|
;
|
|
|
|
// copied from example
|
|
protected
|
|
ESC : '\\'
|
|
( 'n'
|
|
| 'r'
|
|
| 't'
|
|
| 'b'
|
|
| 'f'
|
|
| '"'
|
|
| '\''
|
|
| '\\'
|
|
| ('0'..'3')
|
|
(
|
|
options {
|
|
warnWhenFollowAmbig = false;
|
|
}
|
|
: ('0'..'9')
|
|
(
|
|
options {
|
|
warnWhenFollowAmbig = false;
|
|
}
|
|
: '0'..'9'
|
|
)?
|
|
)?
|
|
| ('4'..'7')
|
|
(
|
|
options {
|
|
warnWhenFollowAmbig = false;
|
|
}
|
|
: ('0'..'9')
|
|
)?
|
|
)
|
|
;
|