KT-14779 Inspection to replace String.format with string templates (#1645)

* Add inspection to replace String.format with string templates #KT-14779 Fixed

* KT-14779 Fixed

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/.inspection

@@ -0,0 +1 @@
+org.jetbrains.kotlin.idea.inspections.ReplaceStringFormatWithLiteralInspection

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/formattableArgs.kt

@@ -0,0 +1,17 @@
+// PROBLEM: none
+// RUNTIME_WITH_FULL_JDK
+
+import java.util.*
+
+fun test() {
+    val foo = Foo(1)
+    val bar = 2
+
+    <caret>String.format("foo is %s, bar is %s.", foo, bar)
+}
+
+class Foo(private val value: Int) : Formattable {
+    override fun formatTo(formatter: Formatter?, flags: Int, width: Int, precision: Int) {
+        formatter?.out()?.append("[$value]")
+    }
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/invalidArgs.kt

@@ -0,0 +1,8 @@
+// PROBLEM: none
+// WITH_RUNTIME
+
+fun test() {
+    val foo = 1
+
+    <caret>String.format("foo is %s, bar is %s.", foo)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/javaStringFormat.kt

@@ -0,0 +1,8 @@
+// RUNTIME_WITH_FULL_JDK
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    <caret>java.lang.String.format("foo is %s, bar is %s.", foo, bar)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/javaStringFormat.kt.after

@@ -0,0 +1,8 @@
+// RUNTIME_WITH_FULL_JDK
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    "foo is $foo, bar is $bar."
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/javaStringFormat2.kt

@@ -0,0 +1,10 @@
+// RUNTIME_WITH_FULL_JDK
+
+import java.lang.String.format
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    <caret>format("foo is %s, bar is %s.", foo, bar)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/javaStringFormat2.kt.after

@@ -0,0 +1,10 @@
+// RUNTIME_WITH_FULL_JDK
+
+import java.lang.String.format
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    "foo is $foo, bar is $bar."
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/noArgs.kt

@@ -0,0 +1,6 @@
+// PROBLEM: none
+// WITH_RUNTIME
+
+fun test() {
+    <caret>String.format("%%")
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/notStringPlaceFolder.kt

@@ -0,0 +1,9 @@
+// PROBLEM: none
+// WITH_RUNTIME
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    <caret>String.format("foo is %s, bar is %d.", foo, bar)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/notStringPlaceFolder2.kt

@@ -0,0 +1,9 @@
+// PROBLEM: none
+// WITH_RUNTIME
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    <caret>String.format("foo is %s, bar is %s.%n", foo, bar)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/rawStringFormat.kt

@@ -0,0 +1,9 @@
+// PROBLEM: none
+// WITH_RUNTIME
+
+fun test() {
+    val foo = 1
+    val bar = 2
+
+    <caret>String.format("""foo is %s, bar is %s.%n""", foo, bar)
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/simple.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// HIGHLIGHT: INFORMATION
+
+fun test() {
+    val foo = 1
+
+    <caret>String.format("foo is %s, bar is %s.", foo, Bar().value)
+}
+
+class Bar {
+    val value = 2
+}

idea/testData/inspectionsLocal/replaceStringFormatWithLiteral/simple.kt.after

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// HIGHLIGHT: INFORMATION
+
+fun test() {
+    val foo = 1
+
+    "foo is $foo, bar is ${Bar().value}."
+}
+
+class Bar {
+    val value = 2
+}