Dave Jarvis' Repositories
git clone https://repo.autonoma.ca/repo/rxm.git
source/grammar/Query.g
| T_INNER: '+>' ; | ||
| T_OUTER: '->' ; | ||
| -T_EOL : ',' ; | ||
| +T_COMMA: ',' ; | ||
| T_WHERE: ';' ; | ||
 |
||
| /* Define the root, line map, and JOIN clauses. | ||
| */ | ||
| -start : (root | module) T_EOL ; | ||
| +start : (root | module) T_COMMA ; | ||
| root : T_ROOT T_GT element ; | ||
| module: T_MODULE T_ID ; | ||
| -statement: (pop | glob | map | include) T_EOL ; | ||
| +statement: (pop | glob | map | include) T_COMMA ; | ||
| pop : T_POP ; | ||
| glob : T_GLOB ; | ||
|
||
| include : T_IMPORT T_ID ; | ||
| -table : T_ID ; | ||
| -column : T_PERIOD T_ID ; | ||
| -tableColumn: table column ; | ||
| +table : T_ID ; | ||
| +column : T_PERIOD T_ID ; | ||
| +tableColumn : table column ; | ||
| -attribute : T_AT T_ID ; | ||
| -element : T_ID ; | ||
| -elementPath: element T_SLASH element ; | ||
| -path : element | elementPath; | ||
| +attribute : T_AT T_ID ; | ||
| +element : T_ID ; | ||
| +elementPath : element T_SLASH element ; | ||
| +path : element | elementPath; | ||
| /* Define the WHERE clause. */ | ||
| where : T_WHERE expression? ; | ||
| -expression : | ||
| - tableColumn exprRelational exprValueOrSet | ||
| - | tableColumn exprEquality exprValueOrSet | ||
| - | T_EXPR_OPEN expression T_EXPR_CLOSE | ||
| - | expression (T_LOGIC_AND | T_LOGIC_OR) expression ; | ||
| +expression : exprEquality | exprLogicalAnd ; | ||
| +exprLogicalAnd: exprLogicalOr (T_LOGIC_AND exprLogicalOr)* ; | ||
| +exprLogicalOr : exprRelational (T_LOGIC_OR exprRelational)* ; | ||
| +exprRelational: exprEquality | exprCompRel ; | ||
| +exprEquality : exprParen | exprCompEqual ; | ||
| +exprParen : T_EXPR_OPEN expression T_EXPR_CLOSE ; | ||
| -exprRelational: T_LT | T_GT | T_LTE | T_GTE ; | ||
| -exprEquality : T_EQ | T_INEQ ; | ||
| +exprCompRel : tableColumn (T_LT | T_GT | T_LTE | T_GTE) exprValue ; | ||
| +exprCompEqual : tableColumn (T_EQ | T_INEQ) exprValueOrSet ; | ||
| -exprValueOrSet: exprValue | exprSet ; | ||
| exprValue : exprParameter | literal ; | ||
| -exprList : exprValue (',' exprValue)* ; | ||
| +exprValueOrSet: exprValue | exprSet ; | ||
| exprSet : T_EXPR_SET_OPEN exprList T_EXPR_SET_CLOSE ; | ||
| +exprList : exprValue (T_COMMA exprValue)* ; | ||
| exprParameter : T_EXPR_PARAMETER T_ID ; | ||
test/where.rxm
| (person.id = null) || | ||
| (person.id <> null) || | ||
| -(person.id = 'text') || | ||
| +(person.id = 'text') && | ||
| (person.id = -42.0) || | ||
| (person.id < 42) || |
Recursive descent for WHERE clause expressions.
| Author | Dave Jarvis <email> |
|---|---|
| Date | 2015-03-15 23:53:45 GMT-0700 |
| Commit | 7169a09bfbd5a1504d87bc1d02202ae82fb969e7 |
| Parent | f00a851 |
| Delta | 21 lines added, 20 lines removed, 1-line increase |