From 0c1f515fafb61dc6586f8a47fbb4c9db9bc8b0e5 Mon Sep 17 00:00:00 2001
From: Brandon Dail <aweary@users.noreply.github.com>
Date: Mon, 6 Mar 2017 00:52:39 -0600
Subject: [PATCH] Remove sliceChildren (#9109)

---
 scripts/fiber/tests-passing.txt               |  7 --
 .../children/__tests__/sliceChildren-test.js  | 93 -------------------
 src/isomorphic/children/sliceChildren.js      | 34 -------
 3 files changed, 134 deletions(-)
 delete mode 100644 src/isomorphic/children/__tests__/sliceChildren-test.js
 delete mode 100644 src/isomorphic/children/sliceChildren.js

diff --git a/scripts/fiber/tests-passing.txt b/scripts/fiber/tests-passing.txt
index ac6bdcf360..bd4121d8ed 100644
--- a/scripts/fiber/tests-passing.txt
+++ b/scripts/fiber/tests-passing.txt
@@ -157,13 +157,6 @@ src/isomorphic/children/__tests__/onlyChild-test.js
 * should not fail when passed interpolated single child
 * should return the only child
 
-src/isomorphic/children/__tests__/sliceChildren-test.js
-* should render the whole set if start zero is supplied
-* should render the remaining set if no end index is supplied
-* should exclude everything at or after the end index
-* should allow static children to be sliced
-* should slice nested children
-
 src/isomorphic/classic/__tests__/ReactContextValidator-test.js
 * should filter out context not in contextTypes
 * should pass next context to lifecycles
diff --git a/src/isomorphic/children/__tests__/sliceChildren-test.js b/src/isomorphic/children/__tests__/sliceChildren-test.js
deleted file mode 100644
index d09ab6757f..0000000000
--- a/src/isomorphic/children/__tests__/sliceChildren-test.js
+++ /dev/null
@@ -1,93 +0,0 @@
-/**
- * Copyright 2013-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- *
- * @emails react-core
- */
-
-'use strict';
-
-describe('sliceChildren', () => {
-
-  var React;
-
-  var sliceChildren;
-
-  beforeEach(() => {
-    React = require('react');
-
-    sliceChildren = require('sliceChildren');
-  });
-
-  it('should render the whole set if start zero is supplied', () => {
-    var fullSet = [
-      <div key="A" />,
-      <div key="B" />,
-      <div key="C" />,
-    ];
-    var children = sliceChildren(fullSet, 0);
-    expect(children).toEqual([
-      <div key=".$A" />,
-      <div key=".$B" />,
-      <div key=".$C" />,
-    ]);
-  });
-
-  it('should render the remaining set if no end index is supplied', () => {
-    var fullSet = [
-      <div key="A" />,
-      <div key="B" />,
-      <div key="C" />,
-    ];
-    var children = sliceChildren(fullSet, 1);
-    expect(children).toEqual([
-      <div key=".$B" />,
-      <div key=".$C" />,
-    ]);
-  });
-
-  it('should exclude everything at or after the end index', () => {
-    var fullSet = [
-      <div key="A" />,
-      <div key="B" />,
-      <div key="C" />,
-      <div key="D" />,
-    ];
-    var children = sliceChildren(fullSet, 1, 2);
-    expect(children).toEqual([
-      <div key=".$B" />,
-    ]);
-  });
-
-  it('should allow static children to be sliced', () => {
-    var a = <a />;
-    var b = <b />;
-    var c = <i />;
-
-    var el = <div>{a}{b}{c}</div>;
-    var children = sliceChildren(el.props.children, 1, 2);
-    expect(children).toEqual([
-      <b key=".1" />,
-    ]);
-  });
-
-  it('should slice nested children', () => {
-    var fullSet = [
-      <div key="A" />,
-      [
-        <div key="B" />,
-        <div key="C" />,
-      ],
-      <div key="D" />,
-    ];
-    var children = sliceChildren(fullSet, 1, 2);
-    expect(children).toEqual([
-      <div key=".1:$B" />,
-    ]);
-  });
-
-});
diff --git a/src/isomorphic/children/sliceChildren.js b/src/isomorphic/children/sliceChildren.js
deleted file mode 100644
index 691af1da34..0000000000
--- a/src/isomorphic/children/sliceChildren.js
+++ /dev/null
@@ -1,34 +0,0 @@
-/**
- * Copyright 2013-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- *
- * @providesModule sliceChildren
- */
-
-'use strict';
-
-var ReactChildren = require('ReactChildren');
-
-/**
- * Slice children that are typically specified as `props.children`. This version
- * of slice children ignores empty child components.
- *
- * @param {*} children The children set to filter.
- * @param {number} start The first zero-based index to include in the subset.
- * @param {?number} end The non-inclusive last index of the subset.
- * @return {object} mirrored array with mapped children
- */
-function sliceChildren(children, start, end) {
-  if (children == null) {
-    return children;
-  }
-
-  var array = ReactChildren.toArray(children);
-  return array.slice(start, end);
-}
-
-module.exports = sliceChildren;