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allow [$:] as prefix and plain ? for prepared statements#15

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allow [$:] as prefix and plain ? for prepared statements #15

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16 changes: 10 additions & 6 deletions src/sqlParser.jison
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Original file line numberDiff line numberDiff line change
Expand Up@@ -10,10 +10,12 @@
[-][-]\s.*\n /* skip sql comments */
[#]\s.*\n /* skip sql comments */
\s+ /* skip whitespace */

[`][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*[`] return 'IDENTIFIER'
[\w]+[\u4e00-\u9fa5]+[0-9a-zA-Z_\u4e00-\u9fa5]* return 'IDENTIFIER'
[\u4e00-\u9fa5][0-9a-zA-Z_\u4e00-\u9fa5]* return 'IDENTIFIER'
[\$:][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]* return 'PREP_TERM'
[?] return 'PREP_TERM'
SELECT return 'SELECT'
ALL return 'ALL'
ANY return 'ANY'
Expand DownExpand Up@@ -116,7 +118,7 @@ LIMIT return 'LIMIT'
"{" return '{'
"}" return '}'
";" return ';'

['](\\.|[^'])*['] return 'STRING'
["](\\.|[^"])*["] return 'STRING'
[0][x][0-9a-fA-F]+ return 'HEX_NUMERIC'
Expand All@@ -126,7 +128,7 @@ LIMIT return 'LIMIT'
[a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]* return 'IDENTIFIER'
\. return 'DOT'
['"][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*["'] return 'QUOTED_IDENTIFIER'

<<EOF>> return 'EOF'
. return 'INVALID'

Expand DownExpand Up@@ -164,7 +166,7 @@ main
;

selectClause
: SELECT
: SELECT
distinctOpt
highPriorityOpt
maxStateMentTimeOpt
Expand DownExpand Up@@ -203,7 +205,7 @@ selectClause
;

distinctOpt
: ALL { $$ = $1 }
: ALL { $$ = $1 }
| DISTINCT { $$ = $1 }
| DISTINCTROW { $$ = $1 }
| { $$ = null }
Expand DownExpand Up@@ -295,6 +297,7 @@ function_call_param
identifier
: IDENTIFIER { $$ = { type: 'Identifier', value: $1 } }
| identifier DOT IDENTIFIER { $$ = $1; $1.value += '.' + $3 }
| PREP_TERM { $$ = { type: 'Identifier', value: $1 } }
;
identifier_list
: identifier { $$ = { type: 'IdentifierList', value: [ $1 ] } }
Expand DownExpand Up@@ -336,7 +339,7 @@ simple_expr
;
bit_expr
: simple_expr { $$ = $1 }
| bit_expr '|' bit_expr { $$ = { type: 'BitExpression', operator: '|', left: $1, right: $3 } }
| bit_expr '|' bit_expr { $$ = { type: 'BitExpression', operator: '|', left: $1, right: $3 } }
| bit_expr '&' bit_expr { $$ = { type: 'BitExpression', operator: '&', left: $1, right: $3 } }
| bit_expr '<<' bit_expr { $$ = { type: 'BitExpression', operator: '<<', left: $1, right: $3 } }
| bit_expr '>>' bit_expr { $$ = { type: 'BitExpression', operator: '>>', left: $1, right: $3 } }
Expand DownExpand Up@@ -446,6 +449,7 @@ limit
: LIMIT NUMERIC { $$ = { type: 'Limit', value: [ $2 ] } }
| LIMIT NUMERIC ',' NUMERIC { $$ = { type: 'Limit', value: [ $2, $4 ] } }
| LIMIT NUMERIC OFFSET NUMERIC { $$ = { type: 'Limit', value: [ $4, $2 ], offsetMode: true } }
| LIMIT PREP_TERM { $$ = { type: 'Limit', value: [ $2 ] } }
;
limit_opt
: { $$ = null }
Expand Down
4 changes: 3 additions & 1 deletion test/main.test.js
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Original file line numberDiff line numberDiff line change
Expand Up@@ -360,5 +360,7 @@ describe('select grammar support', function () {
testParser('SELECT COUNT(*) AS total FROM b');
});

it ('allow prepared statement prefix ("$" or ":") or plain ?.', function () {
testParser('SELECT * FROM b WHERE id=$id OR id=:id ORDER BY ?');
});
});