Method compileSliceExpr

compiler/rungen/expr.go:152–166

(slice *dag.SliceExpr)

}

func (b *Builder) compileSliceExpr(slice *dag.SliceExpr) (expr.Evaluator, error) {
	e, err := b.compileExpr(slice.Expr)
	if err != nil {
		return nil, err
	}
	from, err := b.compileExprWithEmpty(slice.From)
	if err != nil {
		return nil, err
	}
	to, err := b.compileExprWithEmpty(slice.To)
	if err != nil {
		return nil, err
	}
	return expr.NewSlice(b.sctx(), e, from, to, slice.Base1), nil
}

func (b *Builder) compileUnary(unary dag.UnaryExpr) (expr.Evaluator, error) {
	e, err := b.compileExpr(unary.Operand)