Add yaml parser and docker executor

1 files changed, 24 insertions, 0 deletions

diff --git a/crashboxd/src/main/scala/io/crashbox/ci/yaml/YamlReader.scala b/crashboxd/src/main/scala/io/crashbox/ci/yaml/YamlReader.scala
new file mode 100644
index 0000000..f486676
--- /dev/null
+++ b/crashboxd/src/main/scala/io/crashbox/ci/yaml/YamlReader.scala
@@ -0,0 +1,24 @@
+package io.crashbox.ci
+package yaml
+
+trait YamlReader[A] {
+
+  def read(yml: YamlValue): A
+
+  protected def formatError(found: YamlValue, required: String) = {
+    val foundType = found match {
+      case _: YamlString => "string"
+      case _: YamlSeq => "sequence"
+      case _: YamlMap => "mapping"
+    }
+
+    throw new YamlFormatException(
+      s"$found is of type $foundType, required: $required"
+    )
+  }
+
+  protected def readError(node: YamlValue, msg: String) = {
+    throw new YamlFormatException(node.toString + ": " + msg)
+  }
+
+}