Add primitive methods to print diffs

Author: JSGette

src/main/kotlin/Main.kt

@@ -43,20 +43,13 @@ fun mergeSpawnExecs(pathA: String, pathB: String) {
             )
         }
     }
-
     mergedSpawnExecs.forEach {
         println("=============================")
-        println(it.value.listedOutputs)
-        it.value.calculateDiffEnv().forEach {
-            println("ENVVAR: ${it.key}")
-            println("FIRST RUN: ${it.value.first}")
-            println("SECOND RUN: ${it.value.second}")
-        }
-        println(it.value.calculateDiffInputs().size)
-        it.value.calculateDiffInputs().forEach {
-            println(it.value.first)
-            println(it.value.second)
-        }
+        println("Listed Outputs {")
+        it.value.listedOutputs.forEach { listedOutput -> println("  ${listedOutput}") }
+        println("}")
+        it.value.printEnvVarsDiff()
+        it.value.printInputsDiff()
     }
 }
 

src/main/kotlin/MergedSpawnExec.kt

@@ -22,6 +22,28 @@ data class MergedSpawnExec(
         presentInBothExecs = _presentInBothExecs
     }
 
+    fun <T> printDiff(map: Map<String, Pair<T, T>>) {
+        map.map {
+            """   ${it.key} {
+            |               PREVIOUS VALUE: ${it.value.first}
+            |                    NEW VALUE: ${it.value.second}
+            |        }
+        """.trimMargin()
+        }.forEach { println(it) }
+    }
+
+    fun printEnvVarsDiff() {
+        println("Environment Variables {")
+        printDiff(calculateDiffEnv())
+        println("}")
+    }
+
+    fun printInputsDiff() {
+        println("Inputs {")
+        printDiff(calculateDiffInputs())
+        println("}")
+    }
+
     fun calculateDiffEnv(): Map<String, Pair<String, String>> {
         return calculateDiff(aEnvVars, bEnvVars)
     }