Method rewriteScalarExpression

pkg/traceql/ast_rewriter.go:186–204

(se ScalarExpression)

}

func (f *fieldExpressionRewriter) rewriteScalarExpression(se ScalarExpression) (ScalarExpression, int) {
	switch se := se.(type) {
	case Pipeline:
		return f.rewritePipeline(se)
	case ScalarOperation:
		lhs, n1 := f.rewriteScalarExpression(se.LHS)
		rhs, n2 := f.rewriteScalarExpression(se.RHS)
		return newScalarOperation(se.Op, lhs, rhs), n1 + n2
	case Aggregate:
		fe, n := f.rewriteFieldExpression(se.e)
		return newAggregate(se.op, fe), n
	case Static:
		fe, n := f.rewriteFieldExpression(se)
		if s, ok := fe.(Static); ok {
			return s, n
		}
	}
	return se, 0
}

func (f *fieldExpressionRewriter) rewriteFieldExpression(fe FieldExpression) (FieldExpression, int) {
	var rwCount int