Ignore implicit summoning when overrides are not empty

scalalandio · Sep 15, 2023 · 16d1f88 · 16d1f88
1 parent 2af6c99
commit 16d1f88
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/...ala/io/scalaland/chimney/internal/compiletime/derivation/transformer/Configurations.scala b/...ala/io/scalaland/chimney/internal/compiletime/derivation/transformer/Configurations.scala
@@ -95,7 +95,8 @@ private[compiletime] trait Configurations { this: Derivation =>
       //   }}}
       copy(
         preventResolutionForTypes = None,
-        fieldOverrides = Map.empty
+        fieldOverrides = Map.empty,
+        coproductOverrides = Map.empty
       )
 
     def addFieldOverride(fieldName: String, fieldOverride: RuntimeFieldOverride): TransformerConfig =
@@ -108,6 +109,9 @@ private[compiletime] trait Configurations { this: Derivation =>
     ): TransformerConfig =
       copy(coproductOverrides = coproductOverrides + ((instanceType, targetType) -> coproductOverride))
 
+    def areOverridesEmpty: Boolean =
+      fieldOverrides.isEmpty && coproductOverrides.isEmpty
+
     def withDefinitionScope(defScope: (??, ??)): TransformerConfig =
       copy(preventResolutionForTypes = Some(defScope))
 

diff --git a/...imney/internal/compiletime/derivation/transformer/rules/TransformImplicitRuleModule.scala b/...imney/internal/compiletime/derivation/transformer/rules/TransformImplicitRuleModule.scala
@@ -10,6 +10,10 @@ private[compiletime] trait TransformImplicitRuleModule { this: Derivation =>
 
     def expand[From, To](implicit ctx: TransformationContext[From, To]): DerivationResult[Rule.ExpansionResult[To]] =
       ctx match {
+        case _ if !ctx.config.areOverridesEmpty =>
+          DerivationResult.log(
+            "Configuration has defined overrides - implicit summoning is skipped"
+          ) >> DerivationResult.attemptNextRule
         case TransformationContext.ForTotal(src) =>
           summonTransformerSafe[From, To].fold(DerivationResult.attemptNextRule[To]) { totalTransformer =>
             // We're constructing: