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/* GraphViz graph representing the state diagram of the RQL parser.
*/
/* XXX: It's not up to date anymore, we should delete it or update.
*/
digraph G {
PAREN -> PAREN;
PAREN -> KEYWORD;
PAREN -> AGGREG;
AGGREG -> KEYWORD;
AGGREG -> PAREN;
KEYWORD -> OP;
OP -> VALUE;
VALUE -> PAREN;
VALUE -> AGGREG;
/*
Blue lines represent added complexity of q[IN (x,y,z)] support.
The only place that the "blue tree" can be entered is at IN, and
exited at PAREN.
*/
KEYWORD -> IN [color=blue];
IN -> PAREN [color=blue];
PAREN -> VALUE [color=blue];
VALUE -> COMMA [color=blue];
COMMA -> VALUE [color=blue];
VALUE -> PAREN [color=blue];
}
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