Refactor retrieving DataType's name

app/src/main/kotlin/io/smnp/dsl/token/model/entity/Token.kt

@@ -14,6 +14,6 @@ data class Token(val type: TokenType, val value: Any, val rawValue: String, val
     }
 
     override fun toString(): String {
-        return "(${type.name.toLowerCase()}, »${rawValue}«, ${position.short()})"
+        return "($type, »$rawValue«, ${position.short})"
     }
 }

app/src/main/kotlin/io/smnp/dsl/token/model/entity/TokenPosition.kt

@@ -1,15 +1,14 @@
 package io.smnp.dsl.token.model.entity
 
 data class TokenPosition(val line: Int, val beginCol: Int, val endCol: Int) {
-    companion object {
-        val NONE = TokenPosition(-1, -1, -1)
-    }
+   companion object {
+      val NONE = TokenPosition(-1, -1, -1)
+   }
 
-    override fun toString(): String {
-        return "[line ${line+1}, col ${beginCol+1}]"
-    }
+   override fun toString(): String {
+      return "[line ${line + 1}, col ${beginCol + 1}]"
+   }
 
-    fun short(): String {
-        return "${line+1}:${beginCol+1}"
-    }
+   val short: String
+      get() = "${line + 1}:${beginCol + 1}"
 }

app/src/main/kotlin/io/smnp/dsl/token/model/enumeration/TokenType.kt

@@ -46,5 +46,9 @@ enum class TokenType(val token: String) {
     IF("if"),
     AS("as"),
     IDENTIFIER("identifier"),
-    COMMENT("comment")
+    COMMENT("comment");
+
+    override fun toString(): String {
+        return super.name.toLowerCase()
+    }
 }

app/src/main/kotlin/io/smnp/evaluation/evaluator/AccessOperatorEvaluator.kt

@@ -22,7 +22,7 @@ class AccessOperatorEvaluator : Evaluator() {
             EvaluatorOutput.value(
                lhs.properties[rhs] ?: throw PositionException(
                   EnvironmentException(
-                     EvaluationException("Unknown property $rhs of type ${lhs.type.name.toLowerCase()}"),
+                     EvaluationException("Unknown property $rhs of type ${lhs.typeName}"),
                      environment
                   ),
                   rhsNode.position

app/src/main/kotlin/io/smnp/evaluation/evaluator/LoopEvaluator.kt

@@ -31,7 +31,7 @@ class LoopEvaluator : Evaluator() {
          else -> throw PositionException(
             EnvironmentException(
                EvaluationException(
-                  "Expected for-loop with int iterator or foreach-loop with string, list or map iterator or while-loop with bool iterator, found ${iterator.type.name.toLowerCase()}"
+                  "Expected for-loop with int iterator or foreach-loop with string, list or map iterator or while-loop with bool iterator, found ${iterator.typeName}"
                ),
                environment
             ), iteratorNode.position

app/src/main/kotlin/io/smnp/evaluation/evaluator/MapEvaluator.kt

@@ -35,7 +35,7 @@ class MapEvaluator : Evaluator() {
       if (key.type !in listOf(BOOL, INT, NOTE, STRING)) {
          throw PositionException(
             EnvironmentException(
-               EvaluationException("Invalid map key's type ${key.type.name.toLowerCase()}"),
+               EvaluationException("Invalid map key's type ${key.typeName}"),
                environment
             ),
             keyNode.position

app/src/main/kotlin/io/smnp/evaluation/evaluator/MinusOperatorEvaluator.kt

@@ -26,7 +26,7 @@ class MinusOperatorEvaluator : Evaluator() {
             DataType.LIST -> Value.list((operand.value.value as List<Value>).reversed())
             else -> throw PositionException(
                EnvironmentException(
-                  EvaluationException("Type ${operand.value.type.name.toLowerCase()} does not support minus operator"),
+                  EvaluationException("Type ${operand.value.typeName} does not support minus operator"),
                   environment
                ),
                node.position

app/src/main/kotlin/io/smnp/evaluation/evaluator/SumOperatorEvaluator.kt

@@ -43,7 +43,7 @@ class SumOperatorEvaluator : Evaluator() {
       else throw PositionException(
          EnvironmentException(
             EvaluationException(
-               "The ${lhs.type.name.toLowerCase()} and ${rhs.type.name.toLowerCase()} are not supported by + operator"
+               "The ${lhs.typeName} and ${rhs.typeName} are not supported by + operator"
             ),
             environment
          ), plusNode.position

app/src/main/kotlin/io/smnp/evaluation/model/entity/EvaluatorOutput.kt

@@ -6,7 +6,7 @@ import io.smnp.type.model.Value
 class EvaluatorOutput private constructor(val result: EvaluationResult, val value: Value?) {
 
     override fun toString(): String {
-        return "${result.name.toLowerCase()}(${value ?: ""})"
+        return "$result(${value ?: ""})"
     }
 
     companion object {