Basic utility for rendering DataFlowValues

idea/testData/dataFlowValueRendering/classProperty.kt

@@ -0,0 +1,9 @@
+class C {
+    val a: Any? = null
+
+    fun test() {
+        if (a is String) {
+            <caret>null
+        }
+    }
+}

idea/testData/dataFlowValueRendering/classProperty.txt

@@ -0,0 +1 @@
+this@C.a

idea/testData/dataFlowValueRendering/complexIdentifier.kt

@@ -0,0 +1,9 @@
+fun outer(c: C) {
+    if (c.x is String) {
+        <caret>null
+    }
+}
+
+class C {
+    val x: Any? = null
+}

idea/testData/dataFlowValueRendering/complexIdentifier.txt

@@ -0,0 +1 @@
+c.x

idea/testData/dataFlowValueRendering/complexIdentifierWithImplicitReceiver.kt

@@ -0,0 +1,9 @@
+fun C.outer(a: Any?) {
+    if (x is String) {
+        <caret>null
+    }
+}
+
+class C {
+    val x: Any? = null
+}

idea/testData/dataFlowValueRendering/complexIdentifierWithImplicitReceiver.txt

@@ -0,0 +1 @@
+this@outer.x

idea/testData/dataFlowValueRendering/complexIdentifierWithInitiallyNullableReceiver.kt

@@ -0,0 +1,9 @@
+fun outer(c: C?) {
+    if (c != null && c.x is String) {
+        <caret>null
+    }
+}
+
+class C {
+    val x: Any? = null
+}

idea/testData/dataFlowValueRendering/complexIdentifierWithInitiallyNullableReceiver.txt

@@ -0,0 +1,2 @@
+c
+c.x

idea/testData/dataFlowValueRendering/complexIdentifierWithReceiver.kt

@@ -0,0 +1,9 @@
+fun C.outer(a: Any?) {
+    if (this.x is String) {
+        <caret>null
+    }
+}
+
+class C {
+    val x: Any? = null
+}

idea/testData/dataFlowValueRendering/complexIdentifierWithReceiver.txt

@@ -0,0 +1 @@
+this@outer.x

idea/testData/dataFlowValueRendering/multipleVariables.kt

@@ -0,0 +1,7 @@
+fun outer(a: Any?) {
+    fun inner(b: Any?) {
+        if (a is String && b is String) {
+            <caret>null
+        }
+    }
+}

idea/testData/dataFlowValueRendering/multipleVariables.txt

@@ -0,0 +1,2 @@
+a
+b

idea/testData/dataFlowValueRendering/packageProperty.kt

@@ -0,0 +1,9 @@
+package foo
+
+val a: Any? = null
+
+fun outer() {
+    if (a is String) {
+        <caret>null
+    }
+}

idea/testData/dataFlowValueRendering/packageProperty.txt

@@ -0,0 +1 @@
+a

idea/testData/dataFlowValueRendering/receivers.kt

@@ -0,0 +1,7 @@
+fun Any?.outer() {
+    fun Any?.inner() {
+        if (this is String && this@outer is String) {
+            <caret>null
+        }
+    }
+}

idea/testData/dataFlowValueRendering/receivers.txt

@@ -0,0 +1,2 @@
+this@inner
+this@outer

idea/testData/dataFlowValueRendering/smartCast.kt

@@ -0,0 +1,5 @@
+fun outer(a: Any?) {
+    if (a is String) {
+        <caret>null
+    }
+}

idea/testData/dataFlowValueRendering/smartCast.txt

@@ -0,0 +1 @@
+a

idea/testData/dataFlowValueRendering/smartNotNull.kt

@@ -0,0 +1,5 @@
+fun outer(a: Any?) {
+    if (a != null) {
+        <caret>null
+    }
+}

idea/testData/dataFlowValueRendering/smartNotNull.txt

@@ -0,0 +1 @@
+a