improve layout of result line for FAILED results

src/main/kotlin/org/domaindrivenarchitecture/provs/framework/core/Prov.kt

@@ -418,7 +418,7 @@ internal data class ResultLine(val level: Int, val method: String?, var provResu
     override fun toString(): String {
         val provResult = provResult
         return if (provResult != null) {
-            prefix(level) + (if (provResult.success) "Success -- " else "FAILED -- ") +
+            prefix(level) + (if (provResult.success) "Success -- " else "FAILED  -- ") +
                     method + " " + (provResult.cmd ?: "") +
                     (if (!provResult.success && provResult.err != null) " -- Error: " + provResult.err.escapeControlChars() else "")
         } else

src/main/kotlin/org/domaindrivenarchitecture/provs/framework/core/TaskFunctions.kt

@@ -4,11 +4,11 @@ package org.domaindrivenarchitecture.provs.framework.core
 /**
  * Repeats task until it returns success
  */
-fun Prov.repeatTaskUntilSuccess(times: Int, sleepInSec: Int, func: Prov.() -> ProvResult) = requireLast {
+fun Prov.repeatTaskUntilSuccess(times: Int, sleepInSec: Int, task: Prov.() -> ProvResult) = requireLast {
     require(times > 0)
     var result = ProvResult(false, err = "Internal error")  // Will only be returned if function is not executed at all, otherwise func's last result is returned
     for (i in 1..times) {
-        result = func()
+        result = task()
         if (result.success)
             return@requireLast result
         Thread.sleep(sleepInSec * 1000L)

src/test/kotlin/org/domaindrivenarchitecture/provs/framework/core/ProvTest.kt

@@ -305,7 +305,7 @@ internal class ProvTest {
         val expectedOutput =
             "============================================== SUMMARY (test instance with no progress info) ============================================== \n" +
                     ">  \u001B[92mSuccess\u001B[0m -- methodThatProvidesSomeOutput (requireLast) \n" +
-                    "--->  \u001B[93mFAILED\u001B[0m -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
+                    "--->  \u001B[93mFAILED\u001B[0m  -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
                     "--->  \u001B[92mSuccess\u001B[0m -- sh \n" +
                     "------>  \u001B[92mSuccess\u001B[0m -- cmd [/bin/bash, -c, echo -Start test-]\n" +
                     "------>  \u001B[92mSuccess\u001B[0m -- cmd [/bin/bash, -c, echo Some output]\n" +
@@ -346,7 +346,7 @@ internal class ProvTest {
 
         val expectedOutput =
             "============================================== SUMMARY (test instance with no progress info) ============================================== \n" +
-                    ">  \u001B[91mFAILED\u001B[0m -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
+                    ">  \u001B[91mFAILED\u001B[0m  -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
                     "============================================ SUMMARY END ============================================ \n" +
                     "\n"
 
@@ -384,8 +384,8 @@ internal class ProvTest {
 
         val expectedOutput =
             "============================================== SUMMARY (test instance with no progress info) ============================================== \n" +
-                    ">  \u001B[92mSuccess\u001B[0m -- prov_prints_correct_output_for_failure_not_taken_into_account (requireLast) \n" +
-                    "--->  \u001B[93mFAILED\u001B[0m -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
+                    ">  \u001B[92mSuccess\u001B[0m -- prov_prints_correct_output_for_failure_that_is_not_taken_into_account (requireLast) \n" +
+                    "--->  \u001B[93mFAILED\u001B[0m  -- checkPrereq_evaluateToFailure (requireLast)  -- Error: This is a test error.\n" +
                     "--->  \u001B[92mSuccess\u001B[0m -- returns success \n" +
                     "----------------------------------------------------------------------------------------------------- \n" +
                     "Overall >  \u001B[92mSuccess\u001B[0m\n" +