Add regression test for #18059

tests/pos-macros/i18059/Macro_1.scala

@@ -0,0 +1,29 @@
+import scala.annotation.StaticAnnotation
+
+class SqlName(val sqlName: String) extends StaticAnnotation
+
+import scala.compiletime.*
+import scala.quoted.*
+
+inline def sqlFieldNamesFor[T]: Vector[(String, String)] = ${
+  sqlFieldNamesForImpl[T]
+}
+
+private def sqlFieldNamesForImpl[T: Type](using
+    Quotes // must be named!! like `q: Quotes`
+): Expr[Vector[(String, String)]] =
+  import quotes.reflect.*
+  val annot = TypeRepr.of[SqlName].typeSymbol
+  val tuples: Seq[Expr[(String, String)]] = TypeRepr
+    .of[T]
+    .typeSymbol
+    .primaryConstructor
+    .paramSymss
+    .head
+    .collect:
+      case sym if sym.hasAnnotation(annot) =>
+        val fieldNameExpr = Expr(sym.name.asInstanceOf[String])
+        val annotExpr = sym.getAnnotation(annot).get.asExprOf[SqlName]
+        '{ ($fieldNameExpr, $annotExpr.sqlName) }
+  val seq: Expr[Seq[(String, String)]] = Expr.ofSeq(tuples)
+  '{ $seq.toVector }

tests/pos-macros/i18059/Test_2.scala

@@ -0,0 +1,8 @@
+case class AppUser(
+    id: Long,
+    firstName: Option[String],
+    @SqlName("last_name") lastName: String
+)
+
+def hello: Unit =
+  println(sqlFieldNamesFor[AppUser]) // Vector((lastName, last_name))