update svg2png tpye (#18393)

* update svg2png tpye

* fix

* fix reference

* fix export default

* change version

* fix definitions by

* fix type

* fix lint

types/svg2png/index.d.ts

@@ -1,10 +1,20 @@
-// Type definitions for svg2png node package 
+// Type definitions for svg2png 4.1
 // Project: https://github.com/domenic/svg2png
-// Definitions by: hans windhoff <https://github.com/hansrwindhoff>
+// Definitions by: hans windhoff <https://github.com/hansrwindhoff>, songChengcheng <https://github.com/sccgithub>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
-declare function svg2png(srcFile: string, destFile: string, scale: number, cb: (err:Error) => void):void;
-declare function svg2png(srcFile: string, destFile: string, cb: (err:Error) => void):void;
+/// <reference types="node" />
 
+interface opts {
+  fileName?: string;
+  width?: number;
+  height?: number;
+  url?: string;
+}
 
+declare function svg2png(sourceBuffer: Buffer, opts?: opts): Promise<Buffer>;
+
+declare namespace svg2png {
+  function sync(sourceBuffer: Buffer, opts?: opts): Buffer;
+}
 export = svg2png;

types/svg2png/svg2png-tests.ts

@@ -1,43 +1,43 @@
-
 "use strict";
 
 import svg2png = require("svg2png");
-svg2png("./1.svg", "./tiger.png", err => {
+import { sync as svg2pngSync } from 'svg2png';
+import * as fs from 'fs';
+
+fs.readFile("./source.svg", (err: Error, buffer: Buffer): void => {
   if (err) {
-    console.log("didnt work");
-  } else {
-    console.log("ok");
+    console.log(err);
   }
+  svg2png(buffer)
+ .then((buffer: Buffer) => {
+    fs.writeFileSync("test.png", buffer);
+  })
+  .catch((e: any) => console.error(e));
 });
 
-
-
-svg2png("./index.svg", "./dest.png", err => {
+fs.readFile("./source.svg", (err: Error, buffer: Buffer): void => {
   if (err) {
-    console.log("didnt work");
-  } else {
-    console.log("ok");
+    console.log(err);
   }
+  svg2png(buffer, {
+    width: 200,
+    height: 200
+  })
+ .then((buffer: Buffer) => {
+    fs.writeFileSync("dest.png", buffer);
+  })
+  .catch((e: any) => console.error(e));
 });
 
-for (var i = 0.1; i < 4; i += 0.2) {
-
-  svg2png("./tiger.svg", "./tigerzoom" + i.toString() + ".png", i, err => {
-    if (err) {
-      console.log("didnt work");
-    } else {
-      console.log("ok");
-    }
-  });
-
-  svg2png("./index.svg", "./index" + i.toString() + ".png", i, err => {
-    if (err) {
-      console.log("didnt work");
-    } else {
-      console.log("ok");
-    }
-  });
-}
+fs.readFile("./source.svg", (err: Error, buffer: Buffer): void => {
+  if (err) {
+    console.log(err);
+  }
+  try {
+    const pngBuffer = svg2pngSync(buffer);
+  } catch (error) {
+    console.log(error);
+  }
+});
 
 console.log("done");
-

types/svg2png/tsconfig.json

@@ -2,8 +2,7 @@
     "compilerOptions": {
         "module": "commonjs",
         "lib": [
-            "es6",
-            "dom"
+            "es6"
         ],
         "noImplicitAny": true,
         "noImplicitThis": true,
@@ -20,4 +19,4 @@
         "index.d.ts",
         "svg2png-tests.ts"
     ]
-}
+}

types/svg2png/tslint.json

@@ -0,0 +1,3 @@
+{
+    "extends": "dtslint/dt.json"
+}