KT-12697 Expand selection action select ": Type" (#898)

idea/src/META-INF/plugin.xml

@@ -496,6 +496,8 @@
     <extendWordSelectionHandler implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinListSelectioner"/>
     <extendWordSelectionHandler implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinStringLiteralSelectioner"/>
     <extendWordSelectionHandler implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinInvokedExpressionSelectioner"/>
+    <extendWordSelectionHandler implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinTypeSelectioner"/>
+    <extendWordSelectionHandler implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinSuperTypeSelectioner"/>
     <basicWordSelectionFilter implementation="org.jetbrains.kotlin.idea.editor.wordSelection.KotlinWordSelectionFilter"/>
 
     <typedHandler implementation="org.jetbrains.kotlin.idea.editor.KotlinTypedHandler"/>

idea/src/org/jetbrains/kotlin/idea/editor/wordSelection/KotlinSuperTypeSelectioner.kt

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.idea.editor.wordSelection
+
+import com.intellij.codeInsight.editorActions.ExtendWordSelectionHandlerBase
+import com.intellij.openapi.editor.Editor
+import com.intellij.openapi.util.TextRange
+import com.intellij.psi.PsiElement
+import org.jetbrains.kotlin.psi.KtClass
+import org.jetbrains.kotlin.psi.KtObjectDeclaration
+import org.jetbrains.kotlin.psi.KtSuperTypeList
+import org.jetbrains.kotlin.psi.psiUtil.endOffset
+import org.jetbrains.kotlin.psi.psiUtil.getStrictParentOfType
+import org.jetbrains.kotlin.psi.psiUtil.startOffset
+
+class KotlinSuperTypeSelectioner : ExtendWordSelectionHandlerBase() {
+    override fun canSelect(e: PsiElement?): Boolean {
+        return e is KtSuperTypeList && e.getStrictParentOfType<KtObjectDeclaration>() == null
+    }
+
+    override fun select(e: PsiElement, editorText: CharSequence, cursorOffset: Int, editor: Editor): List<TextRange>? {
+        val colonPosition = e.getStrictParentOfType<KtClass>()?.getColon()?.startOffset ?: return null
+        return listOf(TextRange(colonPosition, e.endOffset))
+    }
+}

idea/src/org/jetbrains/kotlin/idea/editor/wordSelection/KotlinTypeSelectioner.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.idea.editor.wordSelection
+
+import com.intellij.codeInsight.editorActions.ExtendWordSelectionHandlerBase
+import com.intellij.openapi.editor.Editor
+import com.intellij.openapi.util.TextRange
+import com.intellij.psi.PsiElement
+import org.jetbrains.kotlin.psi.KtCallableDeclaration
+import org.jetbrains.kotlin.psi.KtObjectDeclaration
+import org.jetbrains.kotlin.psi.KtParameter
+import org.jetbrains.kotlin.psi.KtTypeReference
+import org.jetbrains.kotlin.psi.psiUtil.endOffset
+import org.jetbrains.kotlin.psi.psiUtil.getStrictParentOfType
+import org.jetbrains.kotlin.psi.psiUtil.startOffset
+
+class KotlinTypeSelectioner : ExtendWordSelectionHandlerBase() {
+
+    override fun canSelect(e: PsiElement?): Boolean {
+        return e is KtTypeReference
+               && e.getStrictParentOfType<KtObjectDeclaration>() == null
+               && e.getStrictParentOfType<KtParameter>() == null
+    }
+
+    override fun select(e: PsiElement, editorText: CharSequence, cursorOffset: Int, editor: Editor): List<TextRange>? {
+        if (e.getStrictParentOfType<KtObjectDeclaration>() != null) return null
+        val colonPosition = e.getStrictParentOfType<KtCallableDeclaration>()?.colon?.startOffset ?: return null
+        return listOf(TextRange(colonPosition, e.endOffset))
+    }
+}