save

.gitignore

@@ -1,3 +1,5 @@
 target/
 .bsp/
 .metals/
+.bloop/
+project/metals.sbt

.scalafmt.conf

@@ -1,4 +1,4 @@
-version = "3.8.1"
+version = "3.8.3"
 style = defaultWithAlign
 runner.dialect=scala3
 maxColumn = 80

build.sbt

@@ -1,9 +1,8 @@
 name := "minisql"
 
-scalaVersion := "3.5.0-RC4"
+scalaVersion := "3.5.2"
 
 libraryDependencies ++= Seq(
-
 )
 
-scalacOptions ++= Seq("-experimental")
+scalacOptions ++= Seq("-experimental", "-language:experimental.namedTuples")

project/build.properties

@@ -1 +1 @@
-sbt.version=1.10.0
+sbt.version=1.10.5

project/project/metals.sbt

@@ -0,0 +1,8 @@
+// format: off
+// DO NOT EDIT! This file is auto-generated.
+
+// This file enables sbt-bloop to create bloop config files.
+
+addSbtPlugin("ch.epfl.scala" % "sbt-bloop" % "1.6.0")
+
+// format: on

src/main/scala/miniql/.#QueryDsl.scala

@@ -1 +0,0 @@
-jilen@jilendeiMac.2465

src/main/scala/miniql/QueryDsl.scala

@@ -1,28 +0,0 @@
-package minisql
-
-import scala.collection.immutable.{Map => IMap}
-import scala.quoted.*
-import minisql.ast.{*, given}
-import scala.deriving.*
-import scala.compiletime.*
-
-sealed trait Query[T] {
-  def ast: Ast
-}
-
-case class Column
-
-case class EntityQuery[A](ast: Entity) extends Query
-
-inline def compile(inline e: Ast): Unit = ${ compileImpl('e) }
-
-private def compileImpl(e: Expr[Ast])(using Quotes) = {
-  import quotes.reflect.*
-  e.value match {
-    case Some(v) =>
-      report.info("Static:" + v.toString())
-    case None =>
-      report.info("Dynamic")
-  }
-  '{ () }
-}

src/main/scala/minisql/ast/Ast.scala

@@ -386,34 +386,15 @@ sealed trait ScalarLift extends Lift
 case class ScalarValueLift(
   name: String,
   liftId: String
-) extends ScalarLift {
-
-  def expandedLiftId: Option[(String, Int)] = {
-    val idxStart = liftId.indexOf('[')
-    val idxEnd = liftId.indexOf(']')
-    if (idxStart != -1 && idxEnd != -1) {
-      val idx = liftId.substring(idxStart + 1, idxEnd).toIntOption
-      idx.map(i => liftId.substring(0, idxStart) -> i)
-    } else None
-  }
-}
-
-case class ScalarQueryLift(name: String, liftId: String) extends ScalarLift {
-  def at(idx: Int): ScalarValueLift =
-    ScalarValueLift(s"${name}[$idx]", s"${liftId}[${idx}]")
-}
+) extends ScalarLift
 
 object ScalarLift {
   given ToExpr[ScalarLift] with {
     def apply(l: ScalarLift)(using Quotes) = l match {
       case ScalarValueLift(n, id) =>
         '{ ScalarValueLift(${ Expr(n) }, ${ Expr(id) }) }
-      case ScalarQueryLift(n, id) =>
-        '{ ScalarQueryLift(${ Expr(n) }, ${ Expr(id) }) }
     }
   }
 }
 
 sealed trait CaseClassLift extends Lift
-case class CaseClassQueryLift(name: String, liftId: String)
-    extends CaseClassLift

src/main/scala/minisql/ast/FromExprs.scala

@@ -68,6 +68,9 @@ private given FromExpr[Property] with {
           )
         } =>
       Some(Property(a, n, r, v))
+    case o =>
+      println(s"Canot extrat ${o.show}:${x}")
+      None
   }
 }
 
@@ -103,6 +106,9 @@ private given FromExpr[Query] with {
       Some(Take(b, n))
     case '{ SortBy(${ Expr(b) }, ${ Expr(p) }, ${ Expr(s) }, ${ Expr(o) }) } =>
       Some(SortBy(b, p, s, o))
+    case o =>
+      println(s"Cannot extract ${o.show}")
+      None
   }
 }
 
@@ -220,17 +226,37 @@ private given FromExpr[If] with {
   }
 }
 
-private[minisql] given astFromExpr: FromExpr[Ast] = new FromExpr[Ast] {
-
-  private def isAstType[t](using Quotes, Type[t]) = {
+private def extractTerm(using Quotes)(x: quotes.reflect.Term) = {
   import quotes.reflect.*
-    val t1 = TypeRepr.of[t].dealias.simplified
-    println(s"isAstType ${TypeRepr.of[t]} ===> ${t1}")
-    t1 <:< TypeRepr.of[Ast]
+  def unwrapTerm(t: Term): Term = t match {
+    case Inlined(_, _, o) => unwrapTerm(o)
+    case Block(Nil, last) => last
+    case Typed(t, _) =>
+      unwrapTerm(t)
+    case Select(t, "$asInstanceOf$") =>
+      unwrapTerm(t)
+    case TypeApply(t, _) =>
+      unwrapTerm(t)
+    case o => o
+  }
+  val o = unwrapTerm(x)
+  println(s"From ========== ${x.show}")
+  println(s"To ========== ${o.show}")
+  o
 }
 
+extension (e: Expr[Any]) {
+  def toTerm(using Quotes) = {
+    import quotes.reflect.*
+    e.asTerm
+  }
+}
+
+given astFromExpr: FromExpr[Ast] = new FromExpr[Ast] {
+
   def unapply(e: Expr[Ast])(using Quotes): Option[Ast] = {
-    e match {
+
+    extractTerm(e.toTerm).asExpr match {
       case '{ $x: Query }           => x.value
       case '{ $x: ScalarValueLift } => x.value
       case '{ $x: Property }        => x.value
@@ -242,26 +268,7 @@ private[minisql] given astFromExpr: FromExpr[Ast] = new FromExpr[Ast] {
       case '{ $x: Action }          => x.value
       case '{ $x: If }              => x.value
       case '{ $x: Infix }           => x.value
-      case '{ ($x: Ast).asInstanceOf } =>
-        unapply(x.asInstanceOf)
-      case '{ (${ x }: t1).asInstanceOf[t2] } if isAstType[t2] =>
-        unapply(x.asInstanceOf)
-      case o =>
-        import quotes.reflect.*
-        def unwrapInline(x: Term): Unit = x match {
-          case Inlined(_, bs, t) =>
-            unwrapInline(t)
-          case Typed(t, _) =>
-            unwrapInline(t)
-          case TypeApply(t, _) =>
-            unwrapInline(t)
-          // case Select(x, "$asInstanceOf$") =>
-          //   unwrapInline(x)
-          case o =>
-            println(s"unwrapped term(${o.getClass}): ${o.show}")
-        }
-        unwrapInline(o.asTerm)
-        None
+      case o                        => None
     }
   }
 }

src/main/scala/minisql/dsl.scala

@@ -0,0 +1,46 @@
+package minisql.dsl
+
+import minisql.ast.{Ast, Entity, given}
+import scala.quoted.*
+import scala.compiletime.*
+import scala.compiletime.ops.string.*
+
+sealed trait Dsl {
+  def ast: Ast
+}
+
+trait Query[E] extends Dsl
+
+class EntityQuery[E](val ast: Ast) extends Query
+
+given FromExpr[EntityQuery[?]] with {
+  def unapply(x: Expr[EntityQuery[?]])(using Quotes): Option[EntityQuery[?]] = {
+    x match {
+      case '{ EntityQuery(${ Expr(ast) }) } =>
+        Some(EntityQuery(ast))
+      case _ =>
+        import quotes.reflect.*
+        println(s"cannot unlift ${x.asTerm}")
+        None
+    }
+  }
+}
+given FromExpr[Dsl] with {
+  def unapply(d: Expr[Dsl])(using Quotes): Option[Dsl] = d match {
+    case '{ ($x: EntityQuery[?]) } => x.value
+  }
+}
+
+inline def query[E](inline table: String) =
+  EntityQuery[E](Entity(table, Nil))
+
+inline def compile(inline x: Dsl): Option[String] = ${ compileImpl('x) }
+
+private def compileImpl(x: Expr[Dsl])(using Quotes): Expr[Option[String]] = {
+  import quotes.reflect.*
+  x.value match {
+    case Some(xv) => '{ Some(${ Expr(xv.ast.toString()) }) }
+    case None     => '{ None }
+  }
+
+}