From 4edf0003cffeddf8664c7cde6b7711682e19f8d0 Mon Sep 17 00:00:00 2001
From: John Gozde <john@gozde.ca>
Date: Fri, 12 Apr 2019 17:46:02 -0600
Subject: [PATCH] react-window: add "smart" align option (1.8)

---
 types/react-window/index.d.ts | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/types/react-window/index.d.ts b/types/react-window/index.d.ts
index a9c36fa0d0..571c8119df 100644
--- a/types/react-window/index.d.ts
+++ b/types/react-window/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for react-window 1.7
+// Type definitions for react-window 1.8
 // Project: https://github.com/bvaughn/react-window/, http://react-window.now.sh
 // Definitions by: Martynas Kadiša <https://github.com/martynaskadisa>
 //                 Alex Guerra <https://github.com/heyimalex>
@@ -20,7 +20,7 @@ export type CSSDirection = "ltr" | "rtl";
 export type Direction = "vertical" | "horizontal"; // TODO: deprecate in favour of Layout
 export type Layout = "vertical" | "horizontal";
 export type ScrollDirection = "forward" | "backward";
-export type Align = "auto" | "center" | "end" | "start";
+export type Align = "auto" | "smart" | "center" | "end" | "start";
 
 export interface ListChildComponentProps {
     index: number;
@@ -372,6 +372,10 @@ export class FixedSizeList extends Component<FixedSizeListProps> {
      * You can control the alignment of the item though by specifying a second alignment parameter. Acceptable values are:
      *
      * - auto (default) - Scroll as little as possible to ensure the item is visible. (If the item is already visible, it won't scroll at all.)
+     * - smart
+     *   - If the item is already visible, don't scroll at all.
+     *   - If it is less than one viewport away, scroll as little as possible so that it becomes visible.
+     *   - If it is more than one viewport away, scroll so that it is centered within the list.
      * - center - Center align the item within the list.
      * - end - Align the item to the end of the list (the bottom for vertical lists or the right for horizontal lists).
      * - start - Align the item to the beginning of the list (the top for vertical lists or the left for horizontal lists).
@@ -391,6 +395,10 @@ export class VariableSizeList extends Component<VariableSizeListProps> {
      * You can control the alignment of the item though by specifying a second alignment parameter. Acceptable values are:
      *
      * - auto (default) - Scroll as little as possible to ensure the item is visible. (If the item is already visible, it won't scroll at all.)
+     * - smart
+     *   - If the item is already visible, don't scroll at all.
+     *   - If it is less than one viewport away, scroll as little as possible so that it becomes visible.
+     *   - If it is more than one viewport away, scroll so that it is centered within the list.
      * - center - Center align the item within the list.
      * - end - Align the item to the end of the list (the bottom for vertical lists or the right for horizontal lists).
      * - start - Align the item to the beginning of the list (the top for vertical lists or the left for horizontal lists).
@@ -420,6 +428,10 @@ export class FixedSizeGrid extends Component<FixedSizeGridProps> {
      * You can control the alignment of the item though by specifying an `align` property. Acceptable values are:
      *
      * - auto (default) - Scroll as little as possible to ensure the item is visible. (If the item is already visible, it won't scroll at all.)
+     * - smart
+     *   - If the item is already visible, don't scroll at all.
+     *   - If it is less than one viewport away, scroll as little as possible so that it becomes visible.
+     *   - If it is more than one viewport away, scroll so that it is centered within the grid.
      * - center - Center align the item within the grid.
      * - end - Align the item to the bottom, right hand side of the grid.
      * - start - Align the item to the top, left hand of the grid.
@@ -445,6 +457,10 @@ export class VariableSizeGrid extends Component<VariableSizeGridProps> {
      * You can control the alignment of the item though by specifying an `align` property. Acceptable values are:
      *
      * - auto (default) - Scroll as little as possible to ensure the item is visible. (If the item is already visible, it won't scroll at all.)
+     * - smart
+     *   - If the item is already visible, don't scroll at all.
+     *   - If it is less than one viewport away, scroll as little as possible so that it becomes visible.
+     *   - If it is more than one viewport away, scroll so that it is centered within the grid.
      * - center - Center align the item within the grid.
      * - end - Align the item to the bottom, right hand side of the grid.
      * - start - Align the item to the top, left hand of the grid.