Add Color conversion options (add hsla -> hex)

build.gradle.kts

@@ -4,7 +4,7 @@ plugins {
 }
 
 group = "nl.astraeus"
-version = "0.4.25"
+version = "0.4.27"
 
 repositories {
     maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }

src/commonMain/kotlin/nl/astraeus/css/properties/Color.kt

@@ -63,7 +63,11 @@ class Color(value: String) : CssProperty(value) {
     }
   }
 
-  fun toHex(): String  = toRGBA().asHex()
+  fun toHex(): String  = if (isHsla() || isHsl()) {
+    fromHSLANotation().asRGBA().asHex()
+  } else {
+    toRGBA().asHex()
+  }
 
   fun isHsla(): Boolean {
     val v = rgb ?: value

src/commonTest/kotlin/nl/astraeus/css/TestCssBuilder.kt

@@ -237,6 +237,7 @@ class TestCssBuilder {
     assertEquals(0.5, hsla.getAlpha())
     assertEquals(0.4, hexa.getAlpha())
     assertEquals("646e78", rgba.toHex())
+    assertEquals("bf4240", hsla.toHex())
   }
 
 }

src/jsMain/kotlin/nl/astraeus/css/Test.kt

@@ -1,11 +1,6 @@
 package nl.astraeus.css
 
-import nl.astraeus.css.properties.AlignContent
+/*
-import nl.astraeus.css.properties.DelayDuration
-import nl.astraeus.css.properties.TimingFunction
-import nl.astraeus.css.properties.hex
-import nl.astraeus.css.properties.hsla
-
 fun main() {
   val sd = style {
     select("#pipo") {
@@ -31,3 +26,5 @@ fun main() {
 
   //println(sd.generateCss())
 }
+
+*/