upd

Author: avin

src/QR8bitByte.ts

@@ -5,7 +5,7 @@ export class QR8bitByte {
 
   data: string;
 
-  parsedData = [];
+  parsedData: (number[] | number)[] = [];
 
   constructor(data) {
     this.data = data;
@@ -14,23 +14,32 @@ export class QR8bitByte {
     let i = 0;
     const l = this.data.length;
     for (; i < l; i++) {
-      const byteArray = [];
       const code = this.data.charCodeAt(i);
 
+      let byteArray: number[];
       if (code > 0x10000) {
-        byteArray[0] = 0xf0 | ((code & 0x1c0000) >>> 18);
-        byteArray[1] = 0x80 | ((code & 0x3f000) >>> 12);
-        byteArray[2] = 0x80 | ((code & 0xfc0) >>> 6);
-        byteArray[3] = 0x80 | (code & 0x3f);
+        // prettier-ignore
+        byteArray = [
+          0xf0 | ((code & 0x1c0000) >>> 18),
+          0x80 | ((code & 0x3f000) >>> 12),
+          0x80 | ((code & 0xfc0) >>> 6),
+          0x80 | (code & 0x3f),
+        ];
       } else if (code > 0x800) {
-        byteArray[0] = 0xe0 | ((code & 0xf000) >>> 12);
-        byteArray[1] = 0x80 | ((code & 0xfc0) >>> 6);
-        byteArray[2] = 0x80 | (code & 0x3f);
+        // prettier-ignore
+        byteArray = [
+          0xe0 | ((code & 0xf000) >>> 12),
+          0x80 | ((code & 0xfc0) >>> 6),
+          0x80 | (code & 0x3f),
+        ]
       } else if (code > 0x80) {
-        byteArray[0] = 0xc0 | ((code & 0x7c0) >>> 6);
-        byteArray[1] = 0x80 | (code & 0x3f);
+        // prettier-ignore
+        byteArray = [
+          0xc0 | ((code & 0x7c0) >>> 6),
+          0x80 | (code & 0x3f),
+        ]
       } else {
-        byteArray[0] = code;
+        byteArray = [code];
       }
 
       this.parsedData.push(byteArray);

src/QRBitBuffer.ts

@@ -1,5 +1,5 @@
 export class QRBitBuffer {
-  buffer = [];
+  buffer: number[] = [];
 
   length = 0;
 

src/QRCode.ts

@@ -4,7 +4,6 @@ import { QRCodeLimitLength } from './QRCodeLimitLength';
 import { getProp } from './utils';
 
 type QRCodeOptions = {
-  padding: number;
   size: number;
   circleCorners: boolean;
   typeNumber: number;
@@ -19,7 +18,6 @@ type QRCodeOptions = {
 
 export class QRCode {
   options: QRCodeOptions = {
-    padding: 0,
     size: 256,
     circleCorners: false,
     typeNumber: 4,
@@ -44,18 +42,10 @@ export class QRCode {
       }
     }
 
-    if (typeof this.options.content !== 'string') {
-      throw new Error("Expected 'content' as string!");
-    }
-
     if (this.options.content.length === 0 /* || this.options.content.length > 7089 */) {
       throw new Error("Expected 'content' to be non-empty!");
     }
 
-    if (!(this.options.padding >= 0)) {
-      throw new Error("Expected 'padding' value to be non-negative!");
-    }
-
     if (!(this.options.size > 0)) {
       throw new Error("Expected 'size' or 'height' value to be higher than zero!");
     }
@@ -150,9 +140,7 @@ export class QRCode {
     const options = this.options;
     const modules = this.qrcode.modules;
 
-    //Apply new lines and indents in SVG?
-    const pretty = typeof options.pretty != 'undefined' ? !!options.pretty : true;
-
+    const pretty = options.pretty;
     const indent = pretty ? '  ' : '';
     const EOL = pretty ? '\r\n' : '';
     const width = options.size;

src/QRCodeModel.ts

@@ -10,10 +10,10 @@ const PAD1 = 0x11;
 export class QRCodeModel {
   typeNumber!: number;
   errorCorrectLevel!: number;
-  modules = null;
+  modules: (boolean | null)[][] = [];
   moduleCount = 0;
-  dataCache = null;
-  dataList = [];
+  dataCache: number[] | null = null;
+  dataList: QR8bitByte[] = [];
 
   constructor(typeNumber, errorCorrectLevel) {
     this.typeNumber = typeNumber;

src/QRRSBlock.ts

@@ -178,7 +178,7 @@ export class QRRSBlock {
       throw new Error('bad rs block @ typeNumber:' + typeNumber + '/errorCorrectLevel:' + errorCorrectLevel);
     }
     const length = rsBlock.length / 3;
-    const list = [];
+    const list: QRRSBlock[] = [];
     for (let i = 0; i < length; i++) {
       const count = rsBlock[i * 3];
       const totalCount = rsBlock[i * 3 + 1];

tsconfig.json

@@ -0,0 +1,36 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "ESNext",
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "noImplicitAny": false,
+    "strictNullChecks": true,
+    "forceConsistentCasingInFileNames": true,
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "typeRoots": [
+      "./node_modules/@types",
+      "./src/types"
+    ],
+    "noFallthroughCasesInSwitch": true
+  },
+  "include": [
+    "src"
+  ],
+  "exclude": [
+    "demo",
+    "node_modules",
+    "**/*.spec.ts",
+  ]
+}