Introduce Parameter: Support parameters without default values

idea/testData/refactoring/introduceParameter/valueAtCallSite.kt

@@ -0,0 +1,9 @@
+// WITH_DEFAULT_VALUE: false
+fun foo(a: Int): Int {
+    val b = (<selection>a + 1</selection>) * 2
+    return a + b
+}
+
+fun test() {
+    foo(1)
+}

idea/testData/refactoring/introduceParameter/valueAtCallSite.kt.after

@@ -0,0 +1,9 @@
+// WITH_DEFAULT_VALUE: false
+fun foo(a: Int, i: Int): Int {
+    val b = i * 2
+    return a + b
+}
+
+fun test() {
+    foo(1, a + 1)
+}

idea/testData/refactoring/introduceParameter/valueAtCallSiteMultipleUsages.kt

@@ -0,0 +1,9 @@
+// WITH_DEFAULT_VALUE: false
+fun foo(a: Int): Int {
+    val b = (<selection>a + 1</selection>) * 2
+    return a + 1
+}
+
+fun test() {
+    foo(1)
+}

idea/testData/refactoring/introduceParameter/valueAtCallSiteMultipleUsages.kt.after

@@ -0,0 +1,9 @@
+// WITH_DEFAULT_VALUE: false
+fun foo(i: Int): Int {
+    val b = i * 2
+    return i
+}
+
+fun test() {
+    foo(a + 1)
+}