From 2e8c0bd7ea7db1aac183eb7f656772d3cffcb132 Mon Sep 17 00:00:00 2001
From: Tim Yung <yungsters@fb.com>
Date: Fri, 11 Jun 2021 23:51:00 -0700
Subject: [PATCH] RN: Delete `StyleSheetValidation`

Summary:
Deletes `StyleSheetValidation` because it is `prop-types` in disguise.

Changelog:
[General][Removed] - `StyleSheet.create` will no longer do DEV-time validation.

Reviewed By: TheSavior

Differential Revision: D29019310

fbshipit-source-id: bfe886d8dc09a1aa8dac4a73bfd62f481e3eb9e9
---
 Libraries/StyleSheet/StyleSheet.js            |   2 -
 Libraries/StyleSheet/StyleSheetValidation.js  | 100 ------------------
 .../StyleSheet/__tests__/flattenStyle-test.js |   6 --
 3 files changed, 108 deletions(-)
 delete mode 100644 Libraries/StyleSheet/StyleSheetValidation.js

diff --git a/Libraries/StyleSheet/StyleSheet.js b/Libraries/StyleSheet/StyleSheet.js
index c4de35ce721987..d582efe9179a1f 100644
--- a/Libraries/StyleSheet/StyleSheet.js
+++ b/Libraries/StyleSheet/StyleSheet.js
@@ -12,7 +12,6 @@
 
 const PixelRatio = require('../Utilities/PixelRatio');
 const ReactNativeStyleAttributes = require('../Components/View/ReactNativeStyleAttributes');
-const StyleSheetValidation = require('./StyleSheetValidation');
 
 const flatten = require('./flattenStyle');
 
@@ -363,7 +362,6 @@ module.exports = {
     // return value as a number (even though it was opaque).
     if (__DEV__) {
       for (const key in obj) {
-        StyleSheetValidation.validateStyle(key, obj);
         if (obj[key]) {
           Object.freeze(obj[key]);
         }
diff --git a/Libraries/StyleSheet/StyleSheetValidation.js b/Libraries/StyleSheet/StyleSheetValidation.js
deleted file mode 100644
index ba88ba1188bd4b..00000000000000
--- a/Libraries/StyleSheet/StyleSheetValidation.js
+++ /dev/null
@@ -1,100 +0,0 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @format
- * @flow
- */
-
-'use strict';
-
-const DeprecatedImageStylePropTypes = require('../DeprecatedPropTypes/DeprecatedImageStylePropTypes');
-const DeprecatedTextStylePropTypes = require('../DeprecatedPropTypes/DeprecatedTextStylePropTypes');
-const DeprecatedViewStylePropTypes = require('../DeprecatedPropTypes/DeprecatedViewStylePropTypes');
-
-const invariant = require('invariant');
-
-// Hardcoded because this is a legit case but we don't want to load it from
-// a private API. We might likely want to unify style sheet creation with how it
-// is done in the DOM so this might move into React. I know what I'm doing so
-// plz don't fire me.
-const ReactPropTypesSecret = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';
-
-class StyleSheetValidation {
-  static validateStyleProp(prop: string, style: Object, caller: string) {
-    if (!__DEV__ || global.__RCTProfileIsProfiling) {
-      return;
-    }
-    if (allStylePropTypes[prop] === undefined) {
-      const message1 = '"' + prop + '" is not a valid style property.';
-      const message2 =
-        '\nValid style props: ' +
-        JSON.stringify(Object.keys(allStylePropTypes).sort(), null, '  ');
-      styleError(message1, style, caller, message2);
-    }
-    const error = allStylePropTypes[prop](
-      style,
-      prop,
-      caller,
-      'prop',
-      null,
-      ReactPropTypesSecret,
-    );
-    if (error) {
-      styleError(error.message, style, caller);
-    }
-  }
-
-  static validateStyle(name: string, styles: Object) {
-    if (!__DEV__ || global.__RCTProfileIsProfiling) {
-      return;
-    }
-    if (!styles[name]) {
-      return;
-    }
-    const styleProps = Object.keys(styles[name]);
-    for (const prop of styleProps) {
-      StyleSheetValidation.validateStyleProp(
-        prop,
-        styles[name],
-        'StyleSheet ' + name,
-      );
-    }
-  }
-
-  /* $FlowFixMe[signature-verification-failure] (>=0.85.0 site=react_native_fb)
-   * This comment suppresses an error found when Flow v0.85 was deployed. To
-   * see the error, delete this comment and run Flow. */
-  static addValidStylePropTypes(stylePropTypes) {
-    if (!__DEV__ || global.__RCTProfileIsProfiling) {
-      return;
-    }
-    for (const key in stylePropTypes) {
-      allStylePropTypes[key] = stylePropTypes[key];
-    }
-  }
-}
-
-const styleError = function(message1, style, caller?, message2?) {
-  invariant(
-    false,
-    message1 +
-      '\n' +
-      (caller || '<<unknown>>') +
-      ': ' +
-      JSON.stringify(style, null, '  ') +
-      (message2 || ''),
-  );
-};
-
-const allStylePropTypes = {};
-
-if (__DEV__ && !global.__RCTProfileIsProfiling) {
-  StyleSheetValidation.addValidStylePropTypes(DeprecatedImageStylePropTypes);
-  StyleSheetValidation.addValidStylePropTypes(DeprecatedTextStylePropTypes);
-  StyleSheetValidation.addValidStylePropTypes(DeprecatedViewStylePropTypes);
-}
-
-module.exports = StyleSheetValidation;
diff --git a/Libraries/StyleSheet/__tests__/flattenStyle-test.js b/Libraries/StyleSheet/__tests__/flattenStyle-test.js
index 3051b5d77dcc10..8134743039954b 100644
--- a/Libraries/StyleSheet/__tests__/flattenStyle-test.js
+++ b/Libraries/StyleSheet/__tests__/flattenStyle-test.js
@@ -11,15 +11,9 @@
 'use strict';
 
 const StyleSheet = require('../StyleSheet');
-const StyleSheetValidation = require('../StyleSheetValidation');
 const flattenStyle = require('../flattenStyle');
 
 function getFixture() {
-  StyleSheetValidation.addValidStylePropTypes({
-    styleA: () => {},
-    styleB: () => {},
-  });
-
   return StyleSheet.create({
     elementA: {
       styleA: 'moduleA/elementA/styleA',