Fixed null pointer bug with taskTypes.

cli/src/main/groovy/com/jessebrault/ssg/AbstractBuildCommand.groovy

@@ -92,7 +92,7 @@ abstract class AbstractBuildCommand extends AbstractSubCommand {
                 def context = new TaskExecutorContext(
                         it,
                         tasks,
-                        null,
+                        this.ssg.taskTypes,
                         { Collection<Diagnostic> diagnostics ->
                             executionDiagnostics.addAll(diagnostics)
                         }

lib/src/main/groovy/com/jessebrault/ssg/SimpleStaticSiteGenerator.groovy

@@ -2,6 +2,7 @@ package com.jessebrault.ssg
 
 import com.jessebrault.ssg.task.SpecialPageToHtmlFileTaskFactory
 import com.jessebrault.ssg.task.TaskContainer
+import com.jessebrault.ssg.task.TaskTypeContainer
 import com.jessebrault.ssg.task.TextToHtmlFileTaskFactory
 import groovy.transform.NullCheck
 import org.slf4j.Logger
@@ -16,6 +17,14 @@ class SimpleStaticSiteGenerator implements StaticSiteGenerator {
     private static final Marker enter = MarkerFactory.getMarker('ENTER')
     private static final Marker exit = MarkerFactory.getMarker('EXIT')
 
+    private static final TextToHtmlFileTaskFactory textHtmlFactory = new TextToHtmlFileTaskFactory()
+    private static final SpecialPageToHtmlFileTaskFactory specialPageHtmlFactory = new SpecialPageToHtmlFileTaskFactory()
+
+    @Override
+    TaskTypeContainer getTaskTypes() {
+        new TaskTypeContainer([textHtmlFactory.taskType, specialPageHtmlFactory.taskType])
+    }
+
     @Override
     Result<TaskContainer> generate(Build build) {
         logger.trace(enter, 'build: {}', build)
@@ -24,13 +33,11 @@ class SimpleStaticSiteGenerator implements StaticSiteGenerator {
         def tasks = new TaskContainer()
         def diagnostics = []
 
-        def textToHtmlFactory = new TextToHtmlFileTaskFactory()
+        def textsResult = textHtmlFactory.getTasks(build)
-        def textsResult = textToHtmlFactory.getTasks(build)
         tasks.addAll(textsResult.get())
         diagnostics.addAll(textsResult.diagnostics)
 
-        def specialPageToHtmlFactory = new SpecialPageToHtmlFileTaskFactory()
+        def specialPagesResult = specialPageHtmlFactory.getTasks(build)
-        def specialPagesResult = specialPageToHtmlFactory.getTasks(build)
         tasks.addAll(specialPagesResult.get())
         diagnostics.addAll(specialPagesResult.diagnostics)
 

lib/src/main/groovy/com/jessebrault/ssg/StaticSiteGenerator.groovy

@@ -1,7 +1,9 @@
 package com.jessebrault.ssg
 
 import com.jessebrault.ssg.task.TaskContainer
+import com.jessebrault.ssg.task.TaskTypeContainer
 
 interface StaticSiteGenerator {
+    TaskTypeContainer getTaskTypes()
     Result<TaskContainer> generate(Build build)
 }

lib/src/main/groovy/com/jessebrault/ssg/renderer/RenderContext.groovy

@@ -3,8 +3,8 @@ package com.jessebrault.ssg.renderer
 import com.jessebrault.ssg.Config
 import com.jessebrault.ssg.SiteSpec
 import com.jessebrault.ssg.part.Part
-import com.jessebrault.ssg.task.Task
 import com.jessebrault.ssg.task.TaskContainer
+import com.jessebrault.ssg.task.TaskTypeContainer
 import com.jessebrault.ssg.text.Text
 import groovy.transform.EqualsAndHashCode
 import groovy.transform.NullCheck
@@ -22,5 +22,5 @@ final class RenderContext {
     final String sourcePath
     final String targetPath
     final TaskContainer tasks
-    final Set<Class<? extends Task>> taskTypes
+    final TaskTypeContainer taskTypes
 }

lib/src/main/groovy/com/jessebrault/ssg/task/SpecialPageToHtmlFileTask.groovy

@@ -24,7 +24,7 @@ final class SpecialPageToHtmlFileTask extends AbstractTask<SpecialPageToHtmlFile
 
     }
 
-    private static final TaskType<SpecialPageToHtmlFileTask> type = new TaskType<>(
+    static final TaskType<SpecialPageToHtmlFileTask> TYPE = new TaskType<>(
             'specialPageToHtmlFile', new SpecialPageToHtmlFileTaskExecutor()
     )
 
@@ -32,7 +32,7 @@ final class SpecialPageToHtmlFileTask extends AbstractTask<SpecialPageToHtmlFile
     final HtmlFileOutput output
 
     SpecialPageToHtmlFileTask(String name, SpecialPage input, HtmlFileOutput output) {
-        super(type, name)
+        super(TYPE, name)
         this.input = input
         this.output = output
     }

lib/src/main/groovy/com/jessebrault/ssg/task/SpecialPageToHtmlFileTaskFactory.groovy

@@ -15,6 +15,11 @@ final class SpecialPageToHtmlFileTaskFactory implements TaskFactory<SpecialPageT
     private static final Marker enter = MarkerFactory.getMarker('ENTER')
     private static final Marker exit = MarkerFactory.getMarker('EXIT')
 
+    @Override
+    TaskType<SpecialPageToHtmlFileTask> getTaskType() {
+        SpecialPageToHtmlFileTask.TYPE
+    }
+
     @Override
     Result<TaskCollection<SpecialPageToHtmlFileTask>> getTasks(Build build) {
         logger.trace(enter, 'build: {}', build)

lib/src/main/groovy/com/jessebrault/ssg/task/TaskFactory.groovy

@@ -4,5 +4,6 @@ import com.jessebrault.ssg.Build
 import com.jessebrault.ssg.Result
 
 interface TaskFactory<T extends Task> {
+    TaskType<T> getTaskType()
     Result<TaskCollection<T>> getTasks(Build build)
 }

lib/src/main/groovy/com/jessebrault/ssg/task/TaskTypeContainer.groovy

@@ -1,36 +1,31 @@
 package com.jessebrault.ssg.task
 
-import java.util.regex.Pattern
-
 final class TaskTypeContainer {
 
-    private static final Pattern taskTypeNamePattern = ~/(.*)Task/
-
     @Delegate
-    private final Set<Class<? extends Task>> taskTypes = []
+    private final Set<TaskType<? extends Task>> taskTypes = []
 
-    TaskTypeContainer(Collection<Class<? extends Task>> taskTypes = null) {
+    TaskTypeContainer(Collection<TaskType<? extends Task>> taskTypes) {
-        if (taskTypes) {
+        if (taskTypes != null) {
             this.taskTypes.addAll(taskTypes)
         }
     }
 
+    TaskTypeContainer(TaskTypeContainer taskTypeContainer) {
+        if (taskTypeContainer != null) {
+            this.taskTypes.addAll(taskTypeContainer)
+        }
+    }
+
+    TaskTypeContainer() {}
+
     @Override
-    Class<? extends Task> getProperty(String propertyName) {
+    TaskType<? extends Task> getProperty(String propertyName) {
-        def result = this.taskTypes.find {
+        def taskType = this.taskTypes.find { it.name == propertyName }
-            def m = taskTypeNamePattern.matcher(it.simpleName)
+        if (!taskType) {
-            if (m.matches()) {
+            throw new IllegalArgumentException("no such taskType: ${ propertyName }")
-                def withoutTaskEnd = m.group(1)
-                def uncapitalized = withoutTaskEnd.uncapitalize()
-                return propertyName == uncapitalized
-            } else {
-                throw new IllegalStateException("invalid task type name: ${ it.simpleName }")
-            }
         }
-        if (!result) {
+        taskType
-            throw new IllegalStateException("no such taskType: ${ propertyName }")
-        }
-        result
     }
 
 }

lib/src/main/groovy/com/jessebrault/ssg/task/TextToHtmlFileTask.groovy

@@ -24,7 +24,7 @@ final class TextToHtmlFileTask extends AbstractTask<TextToHtmlFileTask> {
 
     }
 
-    private static final TaskType<TextToHtmlFileTask> type = new TaskType<>(
+    static final TaskType<TextToHtmlFileTask> TYPE = new TaskType<>(
             'textToHtmlFile', new TextToHtmlFileTaskExecutor()
     )
 
@@ -32,7 +32,7 @@ final class TextToHtmlFileTask extends AbstractTask<TextToHtmlFileTask> {
     final HtmlFileOutput output
 
     TextToHtmlFileTask(String name, Text input, HtmlFileOutput output) {
-        super(type, name)
+        super(TYPE, name)
         this.input = input
         this.output = output
     }

lib/src/main/groovy/com/jessebrault/ssg/task/TextToHtmlFileTaskFactory.groovy

@@ -17,6 +17,11 @@ final class TextToHtmlFileTaskFactory implements TaskFactory<TextToHtmlFileTask>
     private static final Marker enter = MarkerFactory.getMarker('ENTER')
     private static final Marker exit = MarkerFactory.getMarker('EXIT')
 
+    @Override
+    TaskType<TextToHtmlFileTask> getTaskType() {
+        TextToHtmlFileTask.TYPE
+    }
+
     @Override
     Result<TaskCollection<TextToHtmlFileTask>> getTasks(Build build) {
         logger.trace(enter, 'build: {}', build)

lib/src/testFixtures/groovy/com/jessebrault/ssg/testutil/RenderContextUtil.groovy

@@ -5,6 +5,7 @@ import com.jessebrault.ssg.SiteSpec
 import com.jessebrault.ssg.renderer.RenderContext
 import com.jessebrault.ssg.task.Task
 import com.jessebrault.ssg.task.TaskContainer
+import com.jessebrault.ssg.task.TaskTypeContainer
 
 class RenderContextUtil {
 
@@ -18,7 +19,7 @@ class RenderContextUtil {
                 args?.sourcePath as String ?: '',
                 args?.targetPath as String ?: '',
                 args?.tasks as TaskContainer ?: new TaskContainer(),
-                args?.taskTypes as Set<Class<? extends Task>> ?: [] as Set<Class<? extends Task>>
+                args?.taskTypes as TaskTypeContainer ?: new TaskTypeContainer()
         )
     }