Function IsTemporalPredicate

builtin/temporal.go:196–210

IsTemporalPredicate returns true if the predicate is a temporal interval predicate.

(pred ast.PredicateSym)

// IsTemporalPredicate returns true if the predicate is a temporal interval predicate.
func IsTemporalPredicate(pred ast.PredicateSym) bool {
	switch pred.Symbol {
	case symbols.IntervalBefore.Symbol,
		symbols.IntervalAfter.Symbol,
		symbols.IntervalMeets.Symbol,
		symbols.IntervalOverlaps.Symbol,
		symbols.IntervalDuring.Symbol,
		symbols.IntervalContains.Symbol,
		symbols.IntervalStarts.Symbol,
		symbols.IntervalFinishes.Symbol,
		symbols.IntervalEquals.Symbol:
		return true
	}
	return false
}