From 7eb77860e31f5a640d1a95ffb8c465f7d7aa6344 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bart=C5=82omiej=20Przemys=C5=82aw=20Pluta?=
 <noreply.git@mx.bartlomiejpluta.com>
Date: Sat, 7 Mar 2020 20:11:56 +0100
Subject: [PATCH] Migrate block evaluator to Kotlin

---
 .../evaluation/evaluator/BlockEvaluator.kt    | 20 +++++++++++++++++++
 .../evaluation/evaluator/DefaultEvaluator.kt  |  1 +
 2 files changed, 21 insertions(+)
 create mode 100644 src/main/kotlin/io/smnp/evaluation/evaluator/BlockEvaluator.kt

diff --git a/src/main/kotlin/io/smnp/evaluation/evaluator/BlockEvaluator.kt b/src/main/kotlin/io/smnp/evaluation/evaluator/BlockEvaluator.kt
new file mode 100644
index 0000000..960b9b7
--- /dev/null
+++ b/src/main/kotlin/io/smnp/evaluation/evaluator/BlockEvaluator.kt
@@ -0,0 +1,20 @@
+package io.smnp.evaluation.evaluator
+
+import io.smnp.dsl.ast.model.node.BlockNode
+import io.smnp.dsl.ast.model.node.Node
+import io.smnp.evaluation.environment.Environment
+import io.smnp.evaluation.model.entity.EvaluatorOutput
+import io.smnp.evaluation.model.enumeration.EvaluationResult
+
+class BlockEvaluator : Evaluator() {
+    override fun supportedNodes() = listOf(BlockNode::class)
+
+    override fun tryToEvaluate(node: Node, environment: Environment): EvaluatorOutput {
+        val evaluator = DefaultEvaluator()
+        val ok = (node as BlockNode).statements.all {
+            evaluator.evaluate(it, environment).result == EvaluationResult.OK
+        }
+
+        return if(ok) EvaluatorOutput.ok() else EvaluatorOutput.fail()
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/io/smnp/evaluation/evaluator/DefaultEvaluator.kt b/src/main/kotlin/io/smnp/evaluation/evaluator/DefaultEvaluator.kt
index e5ee530..0443b75 100644
--- a/src/main/kotlin/io/smnp/evaluation/evaluator/DefaultEvaluator.kt
+++ b/src/main/kotlin/io/smnp/evaluation/evaluator/DefaultEvaluator.kt
@@ -9,6 +9,7 @@ class DefaultEvaluator : Evaluator() {
 
     override fun tryToEvaluate(node: Node, environment: Environment): EvaluatorOutput {
         return oneOf(
+            BlockEvaluator(),
             ThrowEvaluator(),
             ExpressionEvaluator()
         ).evaluate(node, environment)