From 55dbfec2ebcae6de09f253f41c69b72adada3277 Mon Sep 17 00:00:00 2001
From: Vanya <this.is.ftm@gmail.com>
Date: Sat, 26 Jan 2019 23:08:12 +0400
Subject: [PATCH] Add definitions for color-diff (#32516)

---
 types/color-diff/color-diff-tests.ts | 17 +++++++
 types/color-diff/index.d.ts          | 67 ++++++++++++++++++++++++++++
 types/color-diff/tsconfig.json       | 17 +++++++
 types/color-diff/tslint.json         |  1 +
 4 files changed, 102 insertions(+)
 create mode 100644 types/color-diff/color-diff-tests.ts
 create mode 100644 types/color-diff/index.d.ts
 create mode 100644 types/color-diff/tsconfig.json
 create mode 100644 types/color-diff/tslint.json

diff --git a/types/color-diff/color-diff-tests.ts b/types/color-diff/color-diff-tests.ts
new file mode 100644
index 0000000000..684858c203
--- /dev/null
+++ b/types/color-diff/color-diff-tests.ts
@@ -0,0 +1,17 @@
+import diff from "color-diff";
+
+const color = { R: 255, G: 1, B: 30 };
+// red, green, blue
+const palette = [
+  { R: 255, G: 0, B: 0 },
+  { R: 0, G: 255, B: 0 },
+  { R: 0, G: 0, B: 255 }
+];
+
+diff.closest(color, palette); // {R: 255, G: 0, B: 0 }, red
+
+const color1 = { R: 255, G: 255, B: 255 };
+// black, white
+const palette1 = [{ R: 0, G: 0, B: 0 }, { R: 255, G: 255, B: 255 }];
+
+diff.furthest(color1, palette1); // {R: 0, G: 0, B: 0 }, black
diff --git a/types/color-diff/index.d.ts b/types/color-diff/index.d.ts
new file mode 100644
index 0000000000..f331b7203c
--- /dev/null
+++ b/types/color-diff/index.d.ts
@@ -0,0 +1,67 @@
+// Type definitions for color-diff 1.1
+// Project: https://github.com/markusn/color-diff#readme
+// Definitions by: katsanva <https://github.com/katsanva>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.7
+
+export interface RGBColor {
+  R: number;
+  G: number;
+  B: number;
+  A?: number;
+}
+
+export interface LabColor {
+  L: number;
+  a: number;
+  b: number;
+}
+
+export function diff(c1: LabColor, c2: LabColor): number;
+
+export function rgb_to_lab(c: RGBColor): LabColor;
+export function rgba_to_lab(c: RGBColor, bc?: RGBColor): LabColor;
+
+export function closest(
+  color: RGBColor,
+  palette: ReadonlyArray<RGBColor>,
+  backgroundColor?: RGBColor
+): RGBColor;
+
+export function furthest(
+  color: RGBColor,
+  palette: ReadonlyArray<RGBColor>,
+  backgroundColor?: RGBColor
+): RGBColor;
+
+export function map_palette(
+  a: ReadonlyArray<RGBColor>,
+  b: ReadonlyArray<RGBColor>,
+  type?: "closest" | "furthest",
+  backgroundColor?: RGBColor
+): { [key: string]: RGBColor };
+
+export function palette_map_key(c: RGBColor): string;
+
+export function closest_lab(
+  color: LabColor,
+  palette: ReadonlyArray<LabColor>
+): LabColor;
+
+export function furthest_lab(
+  color: LabColor,
+  palette: ReadonlyArray<LabColor>
+): LabColor;
+
+export function map_palette_lab(
+  p1: ReadonlyArray<LabColor>,
+  p2: ReadonlyArray<LabColor>
+): { [key: string]: LabColor };
+
+export function lab_palette_map_key(c: LabColor): string;
+
+export function match_palette_lab(
+  target_color: LabColor,
+  palette: ReadonlyArray<LabColor>,
+  find_furthest: boolean
+): LabColor;
diff --git a/types/color-diff/tsconfig.json b/types/color-diff/tsconfig.json
new file mode 100644
index 0000000000..b8a60d5c99
--- /dev/null
+++ b/types/color-diff/tsconfig.json
@@ -0,0 +1,17 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": ["../"],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "esModuleInterop": true,
+        "strictFunctionTypes": true
+    },
+    "files": ["index.d.ts", "color-diff-tests.ts"]
+}
diff --git a/types/color-diff/tslint.json b/types/color-diff/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/color-diff/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }