Moved patterns to a module to satisfy IntelliJ/AS

Author: dbacinski

build.gradle

@@ -10,30 +10,3 @@ buildscript {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
-
-apply plugin: 'kotlin'
-
-repositories {
-    mavenCentral()
-}
-
-dependencies {
-    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
-    implementation("org.jetbrains.kotlin:kotlin-reflect")
-    testImplementation "org.junit.jupiter:junit-jupiter-api:5.3.2"
-    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.3.2"
-    testImplementation("org.assertj:assertj-core:3.11.1")
-}
-
-test {
-    // Enable JUnit 5 (Gradle 4.6+).
-    useJUnitPlatform()
-
-    // Always run tests, even when nothing changed.
-    dependsOn 'cleanTest'
-
-    // Show test results.
-    testLogging {
-        events "passed", "skipped", "failed"
-    }
-}

patterns/build.gradle

@@ -0,0 +1,30 @@
+apply plugin: 'kotlin'
+
+repositories {
+    mavenCentral()
+}
+
+sourceCompatibility = "8"
+targetCompatibility = "8"
+
+dependencies {
+    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
+    implementation("org.jetbrains.kotlin:kotlin-reflect")
+    testImplementation "org.junit.jupiter:junit-jupiter-api:5.3.2"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.3.2"
+    testImplementation("org.assertj:assertj-core:3.11.1")
+}
+
+test {
+    // Enable JUnit 5 (Gradle 4.6+).
+    useJUnitPlatform()
+
+    // Always run tests, even when nothing changed.
+    dependsOn 'cleanTest'
+
+    // Show test results.
+    testLogging {
+        events "passed", "skipped", "failed"
+    }
+}
+