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Fix bogus syntax errors about parentheses around phrases

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This commit is contained in:
Jean-Francois Dockes 2015-07-31 12:19:28 +02:00
parent 0726619ced
commit bd55dda19a
1 changed files with 31 additions and 22 deletions
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53
src/query/wasaparse.y
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@ -12,8 +12,15 @@
using namespace std;
// #define LOG_PARSER
#ifdef LOG_PARSER
#define LOGP(X) {cerr << X;}
#else
#define LOGP(X)
#endif
int yylex(yy::parser::semantic_type *, yy::parser::location_type *,
WasaParserDriver *);
WasaParserDriver *);
void yyerror(char const *);
static void qualify(Rcl::SearchDataClauseDist *, const string &);
@ -46,8 +53,8 @@ static void addSubQuery(WasaParserDriver *d,
%type <sd> query
%type <str> complexfieldname
/* Non operator tokens need precedence because of the possibility of
concatenation which needs to have lower prec than OR */
/* Non operator tokens need precedence because of the possibility of
concatenation which needs to have lower prec than OR */
%left <str> WORD
%left <str> QUOTED
%left <str> QUALIFIERS
@ -60,13 +67,14 @@ static void addSubQuery(WasaParserDriver *d,
topquery: query
{
LOGP("PARSING\n");
d->m_result = $1;
}
query:
query query %prec UCONCAT
{
//cerr << "q: query query" << endl;
LOGP("q: query query\n");
Rcl::SearchData *sd = new Rcl::SearchData(Rcl::SCLT_AND, d->m_stemlang);
addSubQuery(d, sd, $1);
addSubQuery(d, sd, $2);
@ -74,7 +82,7 @@ query query %prec UCONCAT
}
| query AND query
{
//cerr << "q: query AND query" << endl;
LOGP("q: query AND query\n");
Rcl::SearchData *sd = new Rcl::SearchData(Rcl::SCLT_AND, d->m_stemlang);
addSubQuery(d, sd, $1);
addSubQuery(d, sd, $3);
@ -82,7 +90,7 @@ query query %prec UCONCAT
}
| query OR query
{
//cerr << "q: query OR query" << endl;
LOGP("q: query OR query\n");
Rcl::SearchData *top = new Rcl::SearchData(Rcl::SCLT_AND, d->m_stemlang);
Rcl::SearchData *sd = new Rcl::SearchData(Rcl::SCLT_OR, d->m_stemlang);
addSubQuery(d, sd, $1);
@ -92,13 +100,13 @@ query query %prec UCONCAT
}
| '(' query ')'
{
//cerr << "q: ( query )" << endl;
LOGP("q: ( query )\n");
$$ = $2;
}
|
fieldexpr %prec UCONCAT
{
//cerr << "q: fieldexpr" << endl;
LOGP("q: fieldexpr\n");
Rcl::SearchData *sd = new Rcl::SearchData(Rcl::SCLT_AND, d->m_stemlang);
d->addClause(sd, $1);
$$ = sd;
@ -107,12 +115,12 @@ fieldexpr %prec UCONCAT
fieldexpr: term
{
// cerr << "fe: simple fieldexpr: " << $1->gettext() << endl;
LOGP("fe: simple fieldexpr: " << $1->gettext() << endl);
$$ = $1;
}
| complexfieldname EQUALS term
{
// cerr << "fe: " << *$1 << " = " << $3->gettext() << endl;
LOGP("fe: " << *$1 << " = " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_EQUALS);
$$ = $3;
@ -120,7 +128,7 @@ fieldexpr: term
}
| complexfieldname CONTAINS term
{
// cerr << "fe: " << *$1 << " : " << $3->gettext() << endl;
LOGP("fe: " << *$1 << " : " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_CONTAINS);
$$ = $3;
@ -128,7 +136,7 @@ fieldexpr: term
}
| complexfieldname SMALLER term
{
// cerr << "fe: " << *$1 << " < " << $3->gettext() << endl;
LOGP(cerr << "fe: " << *$1 << " < " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_LT);
$$ = $3;
@ -136,7 +144,7 @@ fieldexpr: term
}
| complexfieldname SMALLEREQ term
{
// cerr << "fe: " << *$1 << " <= " << $3->gettext() << endl;
LOGP("fe: " << *$1 << " <= " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_LTE);
$$ = $3;
@ -144,7 +152,7 @@ fieldexpr: term
}
| complexfieldname GREATER term
{
// cerr << "fe: " << *$1 << " > " << $3->gettext() << endl;
LOGP("fe: " << *$1 << " > " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_GT);
$$ = $3;
@ -152,7 +160,7 @@ fieldexpr: term
}
| complexfieldname GREATEREQ term
{
// cerr << "fe: " << *$1 << " >= " << $3->gettext() << endl;
LOGP("fe: " << *$1 << " >= " << $3->gettext() << endl);
$3->setfield(*$1);
$3->setrel(Rcl::SearchDataClause::REL_GTE);
$$ = $3;
@ -160,7 +168,7 @@ fieldexpr: term
}
| '-' fieldexpr
{
// cerr << "fe: - fieldexpr[" << $2->gettext() << "]" << endl;
LOGP("fe: - fieldexpr[" << $2->gettext() << "]" << endl);
$2->setexclude(true);
$$ = $2;
}
@ -170,13 +178,13 @@ fieldexpr: term
complexfieldname:
WORD
{
// cerr << "cfn: WORD" << endl;
LOGP("cfn: WORD" << endl);
$$ = $1;
}
|
complexfieldname CONTAINS WORD
{
// cerr << "cfn: complexfieldname ':' WORD" << endl;
LOGP("cfn: complexfieldname ':' WORD" << endl);
$$ = new string(*$1 + string(":") + *$3);
delete $1;
delete $3;
@ -185,7 +193,7 @@ complexfieldname CONTAINS WORD
term:
WORD
{
//cerr << "term[" << *$1 << "]" << endl;
LOGP("term[" << *$1 << "]" << endl);
$$ = new Rcl::SearchDataClauseSimple(Rcl::SCLT_AND, *$1);
delete $1;
}
@ -197,13 +205,13 @@ WORD
qualquote:
QUOTED
{
// cerr << "QUOTED[" << *$1 << "]" << endl;
LOGP("QUOTED[" << *$1 << "]" << endl);
$$ = new Rcl::SearchDataClauseDist(Rcl::SCLT_PHRASE, *$1, 0);
delete $1;
}
| QUOTED QUALIFIERS
{
// cerr << "QUOTED[" << *$1 << "] QUALIFIERS[" << *$2 << "]" << endl;
LOGP("QUOTED[" << *$1 << "] QUALIFIERS[" << *$2 << "]" << endl);
Rcl::SearchDataClauseDist *cl =
new Rcl::SearchDataClauseDist(Rcl::SCLT_PHRASE, *$1, 0);
qualify(cl, *$2);
@ -318,8 +326,9 @@ static int parseString(WasaParserDriver *d, yy::parser::semantic_type *yylval)
break;
case '"':
/* End of string. Look for qualifiers */
while ((c = d->GETCHAR()) && !isspace(c))
while ((c = d->GETCHAR()) && (isalnum(c) || c == '.'))
d->qualifiers().push_back(c);
d->UNGETCHAR(c);
goto out;
default:
value->push_back(c);