[kotlin] Provide CFG facade for the extract function refactoring

This is the first implementation of a control flow graph facade for the
extract function IDE refactoring. The exact contents of
'KtDataFlowExitPointSnapshot' will be refined later.

^KT-65762 Fixed

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/arrayLiteral.kt

@@ -0,0 +1,4 @@
+annotation class Anno(val value: IntArray)
+
+@Anno(value = <expr>[1, 2, 3]</expr>)
+class Foo

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/arrayLiteral.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = DefaultExpressionInfo:
+    expression = [1, 2, 3]
+    type = kotlin.IntArray
+  hasEscapingJumps = false
+  hasJumps = false
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = null
+  valuedReturnExpressions = []
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/labeledReturn.kt

@@ -0,0 +1,3 @@
+fun foo(): Int {
+    <expr>return@foo 1</expr>
+}

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/labeledReturn.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = null
+  hasEscapingJumps = false
+  hasJumps = true
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = kotlin.Int
+  valuedReturnExpressions = [
+    return@foo 1
+  ]
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/nonLocalReturn.kt

@@ -0,0 +1,3 @@
+fun foo(): Int {
+    1.let { <expr>return it + 1</expr> }
+}

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/nonLocalReturn.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = null
+  hasEscapingJumps = true
+  hasJumps = true
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = kotlin.Int
+  valuedReturnExpressions = [
+    return it + 1
+  ]
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/nonLocalReturn2.kt

@@ -0,0 +1,3 @@
+fun foo(): Int {
+    1.let { <expr>return@foo it + 1</expr> }
+}

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/nonLocalReturn2.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = null
+  hasEscapingJumps = true
+  hasJumps = true
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = kotlin.Int
+  valuedReturnExpressions = [
+    return@foo it + 1
+  ]
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/parameter.kt

@@ -0,0 +1,3 @@
+fun test(<expr>a: Int = compute()</expr>) {}
+
+fun compute(): Int = 0

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/parameter.txt

@@ -0,0 +1,10 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = null
+  hasEscapingJumps = false
+  hasJumps = false
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = null
+  valuedReturnExpressions = []
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/parameterDefaultValue.kt

@@ -0,0 +1,3 @@
+fun test(a: Int = <expr>compute()</expr>) {}
+
+fun compute(): Int = 0

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/parameterDefaultValue.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = DefaultExpressionInfo:
+    expression = compute()
+    type = kotlin.Int
+  hasEscapingJumps = false
+  hasJumps = false
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = null
+  valuedReturnExpressions = []
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/return.kt

@@ -0,0 +1,4 @@
+fun foo(a: Int): Int {
+    val b: Int = 1
+    <expr>return a + b</expr>
+}

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/return.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = null
+  hasEscapingJumps = false
+  hasJumps = true
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = kotlin.Int
+  valuedReturnExpressions = [
+    return a + b
+  ]
+  variableReassignments = []

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/trailingSemicolon.kt

@@ -0,0 +1,6 @@
+fun test() {
+    <expr>call(1);</expr>
+    call(2)
+}
+
+fun call(n: Int): Int = n

analysis/analysis-api/testData/components/dataFlowInfoProvider/exitPointSnapshot/languageConstructs/trailingSemicolon.txt

@@ -0,0 +1,12 @@
+KtDataFlowExitPointSnapshot:
+  defaultExpressionInfo = DefaultExpressionInfo:
+    expression = call(1)
+    type = kotlin.Int
+  hasEscapingJumps = false
+  hasJumps = false
+  hasMultipleJumpKinds = false
+  hasMultipleJumpTargets = false
+  loopJumpExpressions = []
+  returnValueType = null
+  valuedReturnExpressions = []
+  variableReassignments = []