add ktlint

.editorconfig

@@ -0,0 +1,21 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = false
+max_line_length = 120
+tab_width = 4
+
+[*.{yml, yaml, md, json, tf, sh}]
+indent_size = 2
+
+[*.{kt,kts}]
+# https://www.jetbrains.com/help/idea/configuring-code-style.html#editorconfig
+ij_kotlin_name_count_to_use_star_import = 999
+ij_kotlin_name_count_to_use_star_import_for_members = 999
+# https://pinterest.github.io/ktlint/rules/configuration-ktlint/#disabled-rules
+ktlint_standard_trailing-comma-on-call-site = disabled
+ktlint_standard_trailing-comma-on-declaration-site = disabled

build.gradle.kts

@@ -4,6 +4,8 @@ plugins {
     application
     // https://kotlinlang.org/docs/releases.html#release-details
     kotlin("jvm") version "1.9.10"
+    // https://github.com/jeremymailen/kotlinter-gradle/releases
+    id("org.jmailen.kotlinter") version "3.16.0"
 }
 
 
@@ -46,6 +48,8 @@ tasks.apply {
 }
 
 defaultTasks(
+    //"formatKotlin",
+    "lintKotlin",
     "clean",
     "build"
 )

src/main/kotlin/cat/mvmike/numbertotext/NumberToText.kt

@@ -26,17 +26,18 @@ object NumberToText {
         amount: Double,
         currency: String? = null
     ): String {
-
         // initial validations
         amount.checkMinSize()
         amount.checkMaxSize()
         val intPart = amount.toInt()
         val decimalPart = ((amount - intPart) * 100).roundToInt()
-        return (Thousands(intPart).get()
-                + Units(intPart, intPart == 0).get()
-                + Units(intPart).getCurrency(currency)
-                + Cents(decimalPart).get()
-                + Cents(decimalPart).getCurrency(currency))
+        return (
+            Thousands(intPart).get() +
+                Units(intPart, intPart == 0).get() +
+                Units(intPart).getCurrency(currency) +
+                Cents(decimalPart).get() +
+                Cents(decimalPart).getCurrency(currency)
+            )
     }
 
     private fun Double.checkMinSize() {
@@ -46,4 +47,4 @@ object NumberToText {
     private fun Double.checkMaxSize() {
         if (this >= MAX_VALUE) throw InvalidParameterException(MAX_VALUE_ERROR)
     }
-}
+}

src/main/kotlin/cat/mvmike/numbertotext/language/Constants.kt

@@ -17,4 +17,4 @@ object Constants {
     const val DEC_SEPARATOR = "amb"
 
     const val DEC_CURRENCY = "cèntim"
-}
+}

src/main/kotlin/cat/mvmike/numbertotext/language/NumberLiteral.kt

@@ -56,4 +56,4 @@ fun getLiteral(value: Int, minValue: NumberLiteral, maxValue: NumberLiteral) =
 
 fun Int.isEqualTo(numberLiteral: NumberLiteral) = this == numberLiteral.value
 
-fun String.isEqualTo(numberLiteral: NumberLiteral) = this == numberLiteral.literal
+fun String.isEqualTo(numberLiteral: NumberLiteral) = this == numberLiteral.literal

src/main/kotlin/cat/mvmike/numbertotext/magnitude/Cents.kt

@@ -7,8 +7,9 @@ import cat.mvmike.numbertotext.language.Constants.DEC_SEPARATOR
 import cat.mvmike.numbertotext.language.Constants.EMPTY
 import cat.mvmike.numbertotext.language.Constants.PLURAL
 import cat.mvmike.numbertotext.language.Constants.SPACE
+import cat.mvmike.numbertotext.language.NumberLiteral.N_0
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1
 import cat.mvmike.numbertotext.language.isEqualTo
-import cat.mvmike.numbertotext.language.NumberLiteral.*
 
 class Cents(private val number: Int) {
 
@@ -27,4 +28,4 @@ class Cents(private val number: Int) {
         number.isEqualTo(N_1) -> SPACE + DEC_CURRENCY
         else -> SPACE + DEC_CURRENCY + PLURAL
     }
-}
+}

src/main/kotlin/cat/mvmike/numbertotext/magnitude/Hundreds.kt

@@ -6,7 +6,17 @@ import cat.mvmike.numbertotext.language.Constants.DASH
 import cat.mvmike.numbertotext.language.Constants.EMPTY
 import cat.mvmike.numbertotext.language.Constants.PLURAL
 import cat.mvmike.numbertotext.language.NumberLiteral
-import cat.mvmike.numbertotext.language.NumberLiteral.*
+import cat.mvmike.numbertotext.language.NumberLiteral.N_0
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1
+import cat.mvmike.numbertotext.language.NumberLiteral.N_100
+import cat.mvmike.numbertotext.language.NumberLiteral.N_2
+import cat.mvmike.numbertotext.language.NumberLiteral.N_3
+import cat.mvmike.numbertotext.language.NumberLiteral.N_4
+import cat.mvmike.numbertotext.language.NumberLiteral.N_5
+import cat.mvmike.numbertotext.language.NumberLiteral.N_6
+import cat.mvmike.numbertotext.language.NumberLiteral.N_7
+import cat.mvmike.numbertotext.language.NumberLiteral.N_8
+import cat.mvmike.numbertotext.language.NumberLiteral.N_9
 import cat.mvmike.numbertotext.language.getLiteral
 
 class Hundreds(private val number: Int) {
@@ -31,4 +41,4 @@ class Hundreds(private val number: Int) {
 
 fun Int.modOfHundred() = this % N_100.value
 
-fun Int.isMultipleOfHundreds() = N_0.value == this.modOfHundred()
+fun Int.isMultipleOfHundreds() = N_0.value == this.modOfHundred()

src/main/kotlin/cat/mvmike/numbertotext/magnitude/Tens.kt

@@ -6,7 +6,18 @@ import cat.mvmike.numbertotext.language.Constants.AND
 import cat.mvmike.numbertotext.language.Constants.DASH
 import cat.mvmike.numbertotext.language.Constants.EMPTY
 import cat.mvmike.numbertotext.language.NumberLiteral
-import cat.mvmike.numbertotext.language.NumberLiteral.*
+import cat.mvmike.numbertotext.language.NumberLiteral.N_0
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1
+import cat.mvmike.numbertotext.language.NumberLiteral.N_10
+import cat.mvmike.numbertotext.language.NumberLiteral.N_20
+import cat.mvmike.numbertotext.language.NumberLiteral.N_30
+import cat.mvmike.numbertotext.language.NumberLiteral.N_40
+import cat.mvmike.numbertotext.language.NumberLiteral.N_50
+import cat.mvmike.numbertotext.language.NumberLiteral.N_60
+import cat.mvmike.numbertotext.language.NumberLiteral.N_70
+import cat.mvmike.numbertotext.language.NumberLiteral.N_80
+import cat.mvmike.numbertotext.language.NumberLiteral.N_9
+import cat.mvmike.numbertotext.language.NumberLiteral.N_90
 import cat.mvmike.numbertotext.language.getStringLiteral
 
 class Tens(private val number: Int) {
@@ -28,4 +39,4 @@ class Tens(private val number: Int) {
 
 fun Int.modOfTen() = this % N_10.value
 
-fun Int.isMultipleOfTens() = N_0.value == this.modOfTen()
+fun Int.isMultipleOfTens() = N_0.value == this.modOfTen()

src/main/kotlin/cat/mvmike/numbertotext/magnitude/Thousands.kt

@@ -4,7 +4,9 @@ package cat.mvmike.numbertotext.magnitude
 
 import cat.mvmike.numbertotext.language.Constants.EMPTY
 import cat.mvmike.numbertotext.language.Constants.SPACE
-import cat.mvmike.numbertotext.language.NumberLiteral.*
+import cat.mvmike.numbertotext.language.NumberLiteral.N_0
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1000
 import cat.mvmike.numbertotext.language.isEqualTo
 
 class Thousands(private val number: Int) {
@@ -25,4 +27,4 @@ class Thousands(private val number: Int) {
     }
 }
 
-private fun Int.isMultipleOfThousand() = N_0.value == (this % N_1000.value)
+private fun Int.isMultipleOfThousand() = N_0.value == (this % N_1000.value)

src/main/kotlin/cat/mvmike/numbertotext/magnitude/Units.kt

@@ -5,7 +5,8 @@ package cat.mvmike.numbertotext.magnitude
 import cat.mvmike.numbertotext.language.Constants.EMPTY
 import cat.mvmike.numbertotext.language.Constants.PLURAL
 import cat.mvmike.numbertotext.language.Constants.SPACE
-import cat.mvmike.numbertotext.language.NumberLiteral.*
+import cat.mvmike.numbertotext.language.NumberLiteral.N_1
+import cat.mvmike.numbertotext.language.NumberLiteral.N_100
 
 class Units(
     private val number: Int,
@@ -35,7 +36,4 @@ class Units(
         number.modOfTen() -> EMPTY
         else -> PLURAL
     }
-}
-
-
-
+}

src/test/kotlin/cat/mvmike/numbertotext/NumberLiteralToTextTest.kt

@@ -46,7 +46,8 @@ class NumberLiteralToTextTest {
             TestProperties(
                 amount = 0.0,
                 currency = null,
-                expectedOutput = "zero"),
+                expectedOutput = "zero"
+            ),
             TestProperties(
                 amount = 0.0,
                 currency = "euro",
@@ -170,4 +171,4 @@ class NumberLiteralToTextTest {
         val currency: String?,
         val expectedOutput: String
     )
-}
+}