Deleted Dropbox style

Summary:
This one is the same as KotlinLang and is not currently being used.

Also addresses this here:
#172

Reviewed By: strulovich

Differential Revision: D58395587

fbshipit-source-id: 1b64bdd0822ae1aebfd5c6808e2da825c6c98a2a

CHANGELOG.md

@@ -16,4 +16,5 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/).
 - Compilation issues with online formatter (https://github.com/facebook/ktfmt/commit/8605080cb0aadb7eaba20f3b469d6ddafe32c941)
 
 ### Removed
+- **Deleted `Formatter.DROPBOX_FORMAT` / `--dropbox-style` (BREAKING CHANGE)**
 - Deleted `FormattingOptions.Style` enum

README.md

@@ -70,14 +70,15 @@ $ brew install ktfmt
 and run it with:
 
 ```
-java -jar /path/to/ktfmt-<VERSION>-jar-with-dependencies.jar [--dropbox-style] [files...]
+java -jar /path/to/ktfmt-<VERSION>-jar-with-dependencies.jar [--kotlinlang-style | --google-style] [files...]
 ```
 
-`--dropbox-style` makes `ktfmt` use a block indent of 4 spaces instead of 2. See below for details.
+`--kotlinlang-style` makes `ktfmt` use a block indent of 4 spaces instead of 2. See below for details.
 
-***Note:*** *There is no configurability as to the formatter's algorithm for
-formatting (apart from `--dropbox-style`). This is a deliberate design decision to unify our code
-formatting on a single format.*
+***Note:***
+*There is no configurability as to the formatter's algorithm for formatting (apart from the
+different styles). This is a deliberate design decision to unify our code formatting on a single
+format.*
 
 ### using Gradle
 
@@ -113,7 +114,7 @@ Two reasons -
 1. Many of our projects use a mixture of Kotlin and Java, and we found the back-and-forth in styles to be distracting.
 2. From a pragmatic standpoint, the formatting engine behind google-java-format uses more whitespace and newlines than other formatters. Using an indentation of 4 spaces quickly reaches the maximal column width.
 
-However, we do offer an escape-hatch for projects that absolutely cannot make the move to `ktfmt` because of 2-space: the `--dropbox-style` flag changes block indents to 4-space.
+However, we do offer an alternative style for projects that absolutely cannot make the move to `ktfmt` because of 2-space: the style `--kotlinlang-style` changes block indents to 4-space.
 
 ## Developer's Guide
 

core/src/main/java/com/facebook/ktfmt/cli/Main.kt

@@ -37,7 +37,7 @@ private const val EXIT_CODE_SUCCESS = 0
 
 private val USAGE =
     """
-        Usage: ktfmt [--dropbox-style | --google-style | --kotlinlang-style] [--dry-run] [--set-exit-if-changed] [--stdin-name=<name>] [--do-not-remove-unused-imports] File1.kt File2.kt ...
+        Usage: ktfmt [--google-style | --kotlinlang-style] [--dry-run] [--set-exit-if-changed] [--stdin-name=<name>] [--do-not-remove-unused-imports] File1.kt File2.kt ...
         Or: ktfmt @file
         """
         .trimIndent()

core/src/main/java/com/facebook/ktfmt/cli/ParsedArgs.kt

@@ -59,7 +59,6 @@ data class ParsedArgs(
 
       for (arg in args) {
         when {
-          arg == "--dropbox-style" -> formattingOptions = Formatter.DROPBOX_FORMAT
           arg == "--google-style" -> formattingOptions = Formatter.GOOGLE_FORMAT
           arg == "--kotlinlang-style" -> formattingOptions = Formatter.KOTLINLANG_FORMAT
           arg == "--dry-run" || arg == "-n" -> dryRun = true

core/src/main/java/com/facebook/ktfmt/format/Formatter.kt

@@ -58,13 +58,6 @@ object Formatter {
           continuationIndent = 4,
       )
 
-  @JvmField
-  val DROPBOX_FORMAT =
-      FormattingOptions(
-          blockIndent = 4,
-          continuationIndent = 4,
-      )
-
   private val MINIMUM_KOTLIN_VERSION = KotlinVersion(1, 4)
 
   /**

core/src/test/java/com/facebook/ktfmt/cli/MainTest.kt

@@ -225,7 +225,7 @@ class MainTest {
   }
 
   @Test
-  fun `dropbox-style is passed to formatter (file)`() {
+  fun `kotlinlang-style is passed to formatter (file)`() {
     val code =
         """fun f() {
     for (child in
@@ -241,14 +241,14 @@ class MainTest {
             emptyInput,
             PrintStream(out),
             PrintStream(err),
-            arrayOf("--dropbox-style", fooBar.toString()))
+            arrayOf("--kotlinlang-style", fooBar.toString()))
         .run()
 
     assertThat(fooBar.readText()).isEqualTo(code)
   }
 
   @Test
-  fun `dropbox-style is passed to formatter (stdin)`() {
+  fun `kotlinlang-style is passed to formatter (stdin)`() {
     val code =
         """fun f() {
           |for (child in
@@ -271,7 +271,7 @@ class MainTest {
             code.byteInputStream(),
             PrintStream(out),
             PrintStream(err),
-            arrayOf("--dropbox-style", "-"))
+            arrayOf("--kotlinlang-style", "-"))
         .run()
 
     assertThat(out.toString(UTF_8)).isEqualTo(formatted)

core/src/test/java/com/facebook/ktfmt/cli/ParsedArgsTest.kt

@@ -62,8 +62,8 @@ class ParsedArgsTest {
 
   @Test
   fun `parseOptions recognizes --dropbox-style`() {
-    val parsed = assertSucceeds(ParsedArgs.parseOptions(arrayOf("--dropbox-style", "foo.kt")))
-    assertThat(parsed.formattingOptions).isEqualTo(Formatter.DROPBOX_FORMAT)
+    val parsed = assertSucceeds(ParsedArgs.parseOptions(arrayOf("--kotlinlang-style", "foo.kt")))
+    assertThat(parsed.formattingOptions).isEqualTo(Formatter.KOTLINLANG_FORMAT)
   }
 
   @Test
@@ -177,12 +177,12 @@ class ParsedArgsTest {
   @Test
   fun `last style in args wins`() {
     val testResult =
-        ParsedArgs.parseOptions(arrayOf("--google-style", "--dropbox-style", "File.kt"))
+        ParsedArgs.parseOptions(arrayOf("--google-style", "--kotlinlang-style", "File.kt"))
     assertThat(testResult)
         .isEqualTo(
             parseResultOk(
                 fileNames = listOf("File.kt"),
-                formattingOptions = Formatter.DROPBOX_FORMAT,
+                formattingOptions = Formatter.KOTLINLANG_FORMAT,
             ))
   }
 

ktfmt_idea_plugin/src/main/java/com/facebook/ktfmt/intellij/UiFormatterStyle.java

@@ -16,7 +16,6 @@
 
 package com.facebook.ktfmt.intellij;
 
-import static com.facebook.ktfmt.format.Formatter.DROPBOX_FORMAT;
 import static com.facebook.ktfmt.format.Formatter.GOOGLE_FORMAT;
 import static com.facebook.ktfmt.format.Formatter.KOTLINLANG_FORMAT;
 
@@ -25,7 +24,6 @@
 /** Configuration options for the formatting style. */
 enum UiFormatterStyle {
   DEFAULT("Default", new FormattingOptions()),
-  DROPBOX("Dropbox", DROPBOX_FORMAT),
   GOOGLE("Google (internal)", GOOGLE_FORMAT),
   KOTLINLANG("Kotlinlang", KOTLINLANG_FORMAT);