1 files changed, 29 insertions, 0 deletions
diff --git a/crashboxd/src/main/scala/io/crashbox/ci/yaml/CompositeReaders.scala b/crashboxd/src/main/scala/io/crashbox/ci/yaml/CompositeReaders.scala
new file mode 100644
index 0000000..4df72e1
--- /dev/null
+++ b/crashboxd/src/main/scala/io/crashbox/ci/yaml/CompositeReaders.scala
@@ -0,0 +1,29 @@
+package io.crashbox.ci
+package yaml
+
+trait CompositeReaders {
+
+  implicit def mapReader[V: YamlReader] = new YamlReader[Map[String, V]] {
+    override def read(yml: YamlValue) = yml match {
+      case YamlMap(m) =>
+        m.map {
+          case (key, value) =>
+            key -> value.convertTo[V]
+        }
+      case YamlString.Empty => Map.empty[String, V]
+      case _ => formatError(yml, "mapping")
+    }
+  }
+
+  implicit def seqReader[A: YamlReader] = new YamlReader[Seq[A]] {
+    override def read(yml: YamlValue) = yml match {
+      case YamlSeq(elements) =>
+        elements.map { v =>
+          v.convertTo[A]
+        }
+      case YamlString.Empty => Seq.empty[A]
+      case _ => formatError(yml, "sequence")
+    }
+  }
+
+}