Remastering of documentation provider

- Remove whole file resolve
- Take already resolved element
- Get kotlin element behind the wrapper directly
- Remove outdated isKotlinDeclaration method
- More tests

idea/testData/editor/quickDoc/AtFunctionParameter.kt

@@ -0,0 +1,3 @@
+fun some(<caret>f: (Int) -> String) : String? = null
+
+//INFO: <b>value-parameter</b> <b>val</b> f: (jet.Int) &rarr; jet.String <i>defined in</i> some

idea/testData/editor/quickDoc/AtTypeParameter.kt

@@ -0,0 +1,5 @@
+trait Base
+
+class Some<<caret>T: Base>
+
+//INFO: &lt;T : Base> <i>defined in</i> Some

idea/testData/editor/quickDoc/AtVariableDeclaration.kt

@@ -0,0 +1,8 @@
+fun some() : String? = null
+
+fun test() {
+    val <caret>test = some()
+}
+
+
+//INFO: <b>val</b> test: jet.String? <i>defined in</i> test

idea/testData/editor/quickDoc/JavaClassUsedInKotlin.kt

@@ -0,0 +1,5 @@
+fun testing() {
+    <caret>SomeClass<List<String>>()
+}
+
+// INFO: <b>public</b> <b>constructor</b> SomeClass&lt;T : jet.List&lt;jet.Any?&gt;?>() <i>defined in</i> SomeClass<br/>Java declaration:<br/>[light_idea_test_case] public class SomeClass&lt;T extends java.util.List&gt; extends Object

idea/testData/editor/quickDoc/JavaClassUsedInKotlin_Data.java

@@ -0,0 +1,9 @@
+import java.util.List;
+
+/**
+ * Some Java Class
+ * @param <T>
+ */
+public class SomeClass<T extends List> {
+
+}

idea/testData/editor/quickDoc/JavaMethodUsedInKotlin.kt

@@ -0,0 +1,5 @@
+fun ktTest() {
+    Test.<caret>foo("SomeTest")
+}
+
+//INFO: <b>public</b> <b>open</b> <b>fun</b> foo(param: jet.String?): jet.Array&lt;jet.Any&gt;? <i>defined in</i> Test<br/>Java declaration:<br/>Test...

idea/testData/editor/quickDoc/JavaMethodUsedInKotlin_Data.java

@@ -0,0 +1,9 @@
+class Test {
+    /**
+     * Java Method
+     */
+    @KotlinSignature("fun foo(param: String): Array<out Any>")
+    public static Object[] foo(String param) {
+        return new Object[0];
+    }
+}

idea/testData/editor/quickDoc/KotlinClassUsedFromJava.java

@@ -0,0 +1,9 @@
+import testing.Test
+
+class KotlinClassUsedFromJava {
+    void test() {
+        <caret>Test()
+    }
+}
+
+//INFO: [light_idea_test_case] testing...

idea/testData/editor/quickDoc/KotlinClassUsedFromJava_Data.kt

@@ -0,0 +1,6 @@
+package testing
+
+/**
+ * Some comment
+ */
+class Test

idea/testData/editor/quickDoc/KotlinPackageClassUsedFromJava.java

@@ -0,0 +1,9 @@
+import testing.TestingPackage
+
+class KotlinClassUsedFromJava {
+    void test() {
+        <caret>TestingPackage.foo()
+    }
+}
+
+// INFO: [light_idea_test_case] testing...

idea/testData/editor/quickDoc/KotlinPackageClassUsedFromJava_Data.kt

@@ -0,0 +1,4 @@
+package testing
+
+fun foo() {
+}

idea/testData/editor/quickDoc/TopLevelMethodFromJava.java

@@ -0,0 +1,11 @@
+package server
+
+import some.SomePackage
+
+class Testing {
+    void test() {
+        SomePackage.<caret>foo(12);
+    }
+}
+
+// INFO: <b>internal</b> <b>fun</b> foo(bar: jet.Int): jet.Unit <i>defined in</i> some<br/><p>KDoc foo<br/></p>

idea/testData/editor/quickDoc/TopLevelMethodFromJava_Data.kt

@@ -0,0 +1,7 @@
+package some
+
+/**
+ * KDoc foo
+ */
+fun foo(bar: Int) {
+}