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Commitfea3186

Browse files
NikitOS94NikitOS94
NikitOS94
authored and
NikitOS94
committed
Update error message
1 parent4308010 commitfea3186

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2 files changed

+76
-70
lines changed

2 files changed

+76
-70
lines changed

‎monq_gram.y

Lines changed: 6 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -9,26 +9,21 @@
99

1010
typedefstructyy_buffer_state *YY_BUFFER_STATE;
1111
externintyylex();
12-
externvoidyyerror(char *s);
1312
externintyyparse();
13+
externvoidyyerror(char *s);
1414
extern YY_BUFFER_STATEyy_scan_string(char * str);
1515
externvoidyy_delete_buffer(YY_BUFFER_STATE buffer);
1616

17-
void
18-
yyerror(char *s)
19-
{
20-
elog(ERROR,"%s",s);
21-
exit(0);
22-
}
23-
17+
char *inputString;
18+
int position;
2419
MQuery*
2520
parse(char *str)
2621
{
27-
YY_BUFFER_STATEbuffer =yy_scan_string(str);
28-
22+
YY_BUFFER_STATE buffer =yy_scan_string(str);
23+
inputString = str;
2924
yyparse();
3025
yy_delete_buffer(buffer);
31-
26+
position =1;
3227
return RET;
3328
}
3429
%}

‎monq_scan.l

Lines changed: 70 additions & 59 deletions
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,31 @@
11
%{
22
#include<stdlib.h>
33
#include<stdio.h>
4-
#include"monq.h"
4+
#include"monq.h"
55
#include"monq_gram.h"
66
#include<string.h>
77

8-
98
externintyylex();
9+
externvoidyyerror(char *s);
1010

11+
int position =1;
12+
char *inputString;
13+
14+
void
15+
yyerror(char *s)
16+
{
17+
int val;
18+
position -= yyleng;
19+
val = position;
20+
position =1;
21+
ereport(ERROR,
22+
(errcode(ERRCODE_SYNTAX_ERROR),
23+
errmsg("bad MongoDB representation"),
24+
/* translator: first %s is typically "syntax error" */
25+
errdetail("%s\"%s\" on line %d position %d\n%s\n%*c", s, yytext, yylineno, val,inputString,val,'^')));
26+
27+
exit(0);
28+
}
1129
%}
1230

1331
%optionyylineno
@@ -19,78 +37,71 @@
1937

2038
[/][/].*\n ;// comment
2139

22-
[0-9]+{ yylval.strval=strdup(yytext);return INT; }
23-
[0-9]+\.[0-9]+{ yylval.strval=strdup(yytext);return DOUBLE; }
24-
(true|false|TRUE|FALSE){ yylval.boolval=(strcmp(strdup(yytext),"true")==0);return BOOLEAN; }
25-
26-
\{{return LSCOPE; }
27-
\}{return RSCOPE; }
28-
\[{return LSQBRACKET; }
29-
\]{return RSQBRACKET; }
40+
[0-9]+{ yylval.strval=strdup(yytext); position += yyleng;return INT; }
41+
[0-9]+\.[0-9]+{ yylval.strval=strdup(yytext); position += yyleng;return DOUBLE; }
42+
(true|false|TRUE|FALSE){ yylval.boolval=(strcmp(strdup(yytext),"true")==0); position += yyleng;return BOOLEAN; }
3043

31-
\,{return COMMA; }
44+
\{{ position += yyleng;return LSCOPE; }
45+
\}{ position += yyleng;return RSCOPE; }
46+
\[{ position += yyleng;return LSQBRACKET; }
47+
\]{ position += yyleng;return RSQBRACKET; }
3248

33-
\:{ yylval.valop_type=_EQ;return EQ; }
34-
\$(eq|EQ){ yylval.valop_type=_EQ;return EQ; }
35-
\$(lt|LT){ yylval.valop_type=_LESS;return LESS; }
36-
\$(lte|LTE){ yylval.valop_type=_LESSEQ;return LESSEQ; }
37-
\$(gt|GT){ yylval.valop_type=_GREAT;return GREAT; }
38-
\$(gte|GTE){ yylval.valop_type=_GREATEQ;return GREATEQ; }
39-
\$(ne|NE){ yylval.valop_type=_NOTEQ;return NOTEQ; }
40-
\$type{ yylval.valop_type=_TYPE;return TYPE; }
41-
\$size{ yylval.valop_type=_SIZE;return SIZE; }
42-
\$exists{ yylval.valop_type=_EXISTS;return EXISTS; }
49+
\,{ position += yyleng;return COMMA; }
4350

44-
\$in { yylval.aop_type=_IN;return IN; }
45-
\$nin{ yylval.aop_type=_NIN;return NIN; }
46-
\$all{ yylval.aop_type=_ALL;return ALL; }
51+
\:{ position += yyleng; yylval.valop_type=_EQ;return EQ; }
52+
\$(eq|EQ){ position += yyleng; yylval.valop_type=_EQ;return EQ; }
53+
\$(lt|LT){ position += yyleng; yylval.valop_type=_LESS;return LESS; }
54+
\$(lte|LTE){ position += yyleng; yylval.valop_type=_LESSEQ;return LESSEQ; }
55+
\$(gt|GT){ position += yyleng; yylval.valop_type=_GREAT;return GREAT; }
56+
\$(gte|GTE){ position += yyleng; yylval.valop_type=_GREATEQ;return GREATEQ; }
57+
\$(ne|NE){ position += yyleng; yylval.valop_type=_NOTEQ;return NOTEQ; }
58+
\$type{ position += yyleng; yylval.valop_type=_TYPE;return TYPE; }
59+
\$size{ position += yyleng; yylval.valop_type=_SIZE;return SIZE; }
60+
\$exists{ position += yyleng; yylval.valop_type=_EXISTS;return EXISTS; }
4761

48-
\$not {return NOT;}
62+
\$in { position += yyleng; yylval.aop_type=_IN;return IN; }
63+
\$nin{ position += yyleng; yylval.aop_type=_NIN;return NIN; }
64+
\$all{ position += yyleng; yylval.aop_type=_ALL;return ALL; }
4965

50-
\$where{return WHERE_OPERATOR;}
66+
\$not{position += yyleng;return NOT;}
5167

52-
\$elemMatch{returnELEMMATCH; }
68+
\$where{ position += yyleng;returnWHERE_OPERATOR; }
5369

54-
\$or { yylval.exop_type=_OR;return OR; }
55-
\$nor { yylval.exop_type=_NOR;return NOR; }
56-
\$and{ yylval.exop_type=_AND;return AND; }
70+
\$elemMatch{ position += yyleng;return ELEMMATCH; }
5771

58-
\$search{return SEARCH_OPERATOR; }
59-
\$text{return TEXT_OPERATOR; }
60-
\$language{return LANGUAGE_OPERATOR; }
61-
\$caseSensitive{return CASE_SENSITIVE_OPERATOR; }
62-
\$diacriticSensitive{return DIACRITIC_SENSITIVE_OPERATOR; }
72+
\$or { position += yyleng; yylval.exop_type=_OR;return OR; }
73+
\$nor { position += yyleng; yylval.exop_type=_NOR;return NOR; }
74+
\$and{ position += yyleng; yylval.exop_type=_AND;return AND; }
6375

64-
\$comment{return COMMENT_OPERATOR; }
76+
\$search{ position += yyleng;return SEARCH_OPERATOR; }
77+
\$text{ position += yyleng;return TEXT_OPERATOR; }
78+
\$language{ position += yyleng;return LANGUAGE_OPERATOR; }
79+
\$caseSensitive{ position += yyleng;return CASE_SENSITIVE_OPERATOR; }
80+
\$diacriticSensitive{ position += yyleng;return DIACRITIC_SENSITIVE_OPERATOR; }
6581

66-
\$mod{returnMOD_OPERATOR; }
82+
\$comment{ position += yyleng;returnCOMMENT_OPERATOR; }
6783

68-
\"\"{yylval.strval=strdup(yytext);returnSTRING; }
84+
\$mod{position += yyleng;returnMOD_OPERATOR; }
6985

70-
[0-9a-zA-Z]+{yylval.strval=strdup(yytext);returnKEY_STRING; }
86+
\"\"{ position += yyleng;yylval.strval=strdup(yytext);returnSTRING; }
7187

72-
\"[\.0-9a-zA-Z]*\"{
73-
char *str =strdup(yytext+1);
74-
str[yyleng-2] ='\0';
75-
yylval.strval = str;
76-
return KEY_STRING;
77-
}
88+
[0-9a-zA-Z]+ { position += yyleng; yylval.strval=strdup(yytext);return KEY_STRING; }
7889

79-
\"[(\\0)\.\, 0-9a-zA-Z]*\"{ yylval.strval=strdup(yytext);return STRING; }
90+
\"[\.0-9a-zA-Z]*\" {
91+
char *str =strdup(yytext+1);
92+
str[yyleng-2] ='\0';
93+
yylval.strval = str;
94+
position += yyleng;
95+
return KEY_STRING;
96+
}
8097

81-
[\t\r\n] ;// whitespace
98+
\"[(\\\")(\\0)\;\!\@\#\$\%\^\&\*\(\)\.\, 0-9a-zA-Z]*\" {
99+
position += yyleng;
100+
yylval.strval=strdup(yytext);
101+
return STRING;
102+
}
82103

104+
[\t\r\n] ; { position += yyleng; }// whitespace
83105

84-
%%
85-
86-
/*MQuery*
87-
parsemquery(const char *str, int len)
88-
{
89-
YY_BUFFER_STATE buffer = yy_scan_string(str);
90-
91-
yyparse();
92-
yy_delete_buffer(buffer);
93106

94-
return RET;
95-
}
96-
*/
107+
%%

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