0.6.0: Update frameworks and add Fomantic UI (Semantic UI fork)

 * Add a script to quickly check all the latest versions
 * Refactor build to separate version strings from the rest
   to make updating easier
 * Handle a possible null safely

build.sbt

@@ -1,5 +1,5 @@
 ThisBuild / organization := "io.github.nafg.css-dsl"
-ThisBuild / version := "0.5.0"
+ThisBuild / version := "0.6.0"
 
 ThisBuild / crossScalaVersions := Seq("2.12.10", "2.13.1")
 ThisBuild / scalaVersion := (ThisBuild / crossScalaVersions).value.last
@@ -25,28 +25,40 @@ val bootstrap3Config =
   CssDslConfig(
     "bootstrap3",
     Set(None, Some("bs"), Some("bs3")),
-    new URL("https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css")
+    "3.4.1",
+    "https://maxcdn.bootstrapcdn.com/bootstrap/" + _ + "/css/bootstrap.min.css"
   )
 
 val bootstrap4Config =
   CssDslConfig(
     "bootstrap4",
     Set(None, Some("bs"), Some("bs4")),
-    new URL("https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css")
+    "4.4.1",
+    "https://maxcdn.bootstrapcdn.com/bootstrap/" + _ + "/css/bootstrap.min.css"
   )
 
 val bulmaConfig =
   CssDslConfig(
     "bulma",
     Set(None, Some("b")),
-    new URL("https://cdnjs.cloudflare.com/ajax/libs/bulma/0.7.5/css/bulma.css")
+    "0.8.0",
+    "https://cdnjs.cloudflare.com/ajax/libs/bulma/" + _ + "/css/bulma.css"
   )
 
 val semanticUiConfig =
   CssDslConfig(
     "semanticui",
     Set(Some("s")),
-    new URL("https://cdn.jsdelivr.net/npm/semantic-ui@2.4.2/dist/semantic.min.css")
+    "2.4.2",
+    "https://cdn.jsdelivr.net/npm/semantic-ui@" + _ + "/dist/semantic.min.css"
+  )
+
+val fomanticUiConfig =
+  CssDslConfig(
+    "fomanticui",
+    Set(Some("f")),
+    "2.8.3",
+    "https://cdn.jsdelivr.net/npm/fomantic-ui@" + _ + "/dist/semantic.min.css"
   )
 
 lazy val bootstrap3_scalajsreact =
@@ -68,3 +80,8 @@ lazy val semanticui_scalajsreact =
   project.enablePlugins(ScalaJSPlugin, GeneratorPlugin).settings(scalaJsReactSettings(semanticUiConfig))
 lazy val semanticui_scalatags =
   project.enablePlugins(GeneratorPlugin).settings(scalatagsSettings(semanticUiConfig))
+
+lazy val fomanticui_scalajsreact =
+  project.enablePlugins(ScalaJSPlugin, GeneratorPlugin).settings(scalaJsReactSettings(fomanticUiConfig))
+lazy val fomanticui_scalatags =
+  project.enablePlugins(GeneratorPlugin).settings(scalatagsSettings(fomanticUiConfig))

latest.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+echo Latest bootstrap
+npm view bootstrap dist-tags.latest
+
+echo Previous bootstrap
+npm view bootstrap dist-tags.previous
+
+echo Latest Bulma
+npm view bulma dist-tags.latest
+
+echo Latest Semantic UI
+npm view semantic-ui dist-tags.latest
+
+echo Latest Fomantic UI
+npm view fomantic-ui dist-tags.latest

project/CssExtractor.scala

@@ -37,8 +37,12 @@ object CssExtractor {
         case n: CSSSelectorMemberNot                             => getClassesFromSelectors(n.getAllSelectors)
         case s: CSSSelectorSimpleMember if s.isClass             => Iterator(unescape(s.getValue.stripPrefix(".")))
         case a: CSSSelectorAttribute if a.getAttrName == "class" =>
-          val v = unquote(a.getAttrValue)
-          if (v.endsWith("-")) Iterator.empty else Iterator(v)
+          val attrValue = a.getAttrValue
+          if (attrValue == null) Iterator.empty
+          else {
+            val v = unquote(attrValue)
+            if (v.endsWith("-")) Iterator.empty else Iterator(v)
+          }
         case _                                                   => Iterator.empty
       }
 

project/GeneratorPlugin.scala

@@ -4,7 +4,10 @@ import sbt._
 
 object GeneratorPlugin extends AutoPlugin {
   object autoImport {
-    case class CssDslConfig(packageName: String, prefixes: Set[Option[String]], url: URL)
+    case class CssDslConfig(packageName: String,
+                            prefixes: Set[Option[String]],
+                            version: String,
+                            versionedUrl: String => String)
     val cssDslConfig = settingKey[CssDslConfig]("The settings for generating the CSS DSL")
     val cssVariant = settingKey[TargetImpl]("The target")
     val cssGen = taskKey[Seq[File]]("Generate the DSL")
@@ -18,7 +21,7 @@ object GeneratorPlugin extends AutoPlugin {
       val cfg = cssDslConfig.value
       val variant = cssVariant.value
       val outputDir = (Compile / sourceManaged).value
-      val classes = CssExtractor.getClassesFromURL(cfg.url)
+      val classes = CssExtractor.getClassesFromURL(new URL(cfg.versionedUrl(cfg.version)))
       for (prefix <- cfg.prefixes.toSeq) yield {
         val name = prefix.getOrElse("").capitalize + "Dsl"
         val generator = new Generator(cfg.packageName, name, prefix, classes, variant)