alamb commented on a change in pull request #2103:
URL: https://github.com/apache/arrow-datafusion/pull/2103#discussion_r836798190
##########
File path: datafusion-jit/src/ast.rs
##########
@@ -137,6 +138,58 @@ pub enum Literal {
Typed(TypedLit),
}
+impl TryFrom<datafusion_expr::Expr> for Expr {
+ type Error = DataFusionError;
+
+ fn try_from(value: datafusion_expr::Expr) -> Result<Self, Self::Error> {
+ match &value {
+ datafusion_expr::Expr::BinaryExpr { left, op, right } => {
+ let op = match op {
+ datafusion_expr::Operator::Eq => BinaryExpr::Eq,
+ datafusion_expr::Operator::NotEq => BinaryExpr::Ne,
+ datafusion_expr::Operator::Lt => BinaryExpr::Lt,
+ datafusion_expr::Operator::LtEq => BinaryExpr::Le,
+ datafusion_expr::Operator::Gt => BinaryExpr::Gt,
+ datafusion_expr::Operator::GtEq => BinaryExpr::Ge,
+ datafusion_expr::Operator::Plus => BinaryExpr::Add,
+ datafusion_expr::Operator::Minus => BinaryExpr::Sub,
+ datafusion_expr::Operator::Multiply => BinaryExpr::Mul,
+ datafusion_expr::Operator::Divide => BinaryExpr::Div,
+ _ => {
+ return Err(DataFusionError::NotImplemented(format!(
+ "Compiling binary expression {} not yet supported",
+ value
+ )))
+ }
+ };
+ Ok(Expr::Binary(op(
+ Box::new((*left.clone()).try_into()?),
+ Box::new((*right.clone()).try_into()?),
+ )))
+ }
+ datafusion_expr::Expr::Literal(s) => {
+ let lit = match s {
+ ScalarValue::Boolean(Some(b)) => TypedLit::Bool(*b),
+ ScalarValue::Float32(Some(f)) => TypedLit::Float(*f),
+ ScalarValue::Float64(Some(f)) => TypedLit::Double(*f),
+ ScalarValue::Int64(Some(i)) => TypedLit::Int(*i),
+ _ => {
+ return Err(DataFusionError::NotImplemented(format!(
+ "Scalar {} not yet supported",
Review comment:
```suggestion
Compiling Scalar {} not yet supported in JIT
mode",
```
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