Convert to typescript (#7)

* convert to typescript

* Improve build options to check strictly

* Remove unnecessary build options

.npmignore

@@ -2,5 +2,7 @@
 .cache
 capture
 demo
+src
 .gitignore
-renovate.json
+renovate.json
+tsconfig.json

demo/demo.js

@@ -1,4 +1,4 @@
-import Pulsator from "../pulsator.js";
+import Pulsator from "../lib/pulsator.js";
 
 const options = {
   width: "20px",

lib/pulsator.d.ts

@@ -0,0 +1,10 @@
+export default class Pulsator {
+    private element;
+    private animation;
+    constructor(parent: Element, options: unknown);
+    start(): void;
+    stop(): void;
+    pause(): void;
+    reverse(): void;
+    getElement(): HTMLElement;
+}

lib/pulsator.js

@@ -0,0 +1,47 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var Pulsator = /** @class */ (function () {
+    function Pulsator(parent, options) {
+        this.element = document.createElement("div");
+        parent.appendChild(this.element);
+        var style = {
+            display: "none",
+            width: "15px",
+            height: "15px",
+            borderRadius: "50%",
+            borderColor: "red",
+            background: "red",
+            boxShadow: "0 0 0 rgba(255,0,0, 0.4)"
+        };
+        Object.assign(this.element.style, style, options);
+        this.animation = this.element.animate({
+            "boxShadow": [
+                "0 0 0 0 rgba(255,0,0, 1)",
+                "0 0 0 20px rgba(255,0,0, 0)"
+            ]
+        }, {
+            duration: 1500,
+            iterations: Infinity
+        });
+        this.animation.cancel();
+    }
+    Pulsator.prototype.start = function () {
+        this.element.style.display = "block";
+        this.animation.play();
+    };
+    Pulsator.prototype.stop = function () {
+        this.animation.cancel();
+        this.element.style.display = "none";
+    };
+    Pulsator.prototype.pause = function () {
+        this.animation.pause();
+    };
+    Pulsator.prototype.reverse = function () {
+        this.animation.reverse();
+    };
+    Pulsator.prototype.getElement = function () {
+        return this.element;
+    };
+    return Pulsator;
+}());
+exports.default = Pulsator;

package.json

@@ -2,10 +2,13 @@
   "name": "pulsator",
   "version": "0.2.1",
   "description": "Pulse animation with JavaScript.",
-  "main": "pulsator.js",
+  "main": "lib/pulsator.js",
+  "types": "lib/pulsator.d.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "build:demo": "parcel build demo/demo.js -d demo -o demo.bundle.js"
+    "build": "rimraf lib && tsc",
+    "build:demo": "parcel build demo/demo.js -d demo -o demo.bundle.js",
+    "build:all": "npm run build && npm run build:demo"
   },
   "repository": {
     "type": "git",
@@ -23,6 +26,8 @@
   },
   "homepage": "https://github.com/shisama/Pulsator-JS#readme",
   "devDependencies": {
-    "parcel-bundler": "^1.12.3"
+    "parcel-bundler": "^1.12.3",
+    "rimraf": "^2.6.3",
+    "typescript": "^3.3.4000"
   }
 }

pulsator.js → src/pulsator.ts

@@ -1,5 +1,7 @@
 export default class Pulsator {
-  constructor(parent, options) {
+  private element: HTMLElement;
+  private animation: Animation;
+  constructor(parent: Element, options: unknown) {
     this.element = document.createElement("div");
     parent.appendChild(this.element);
     const style = {
@@ -15,10 +17,13 @@ export default class Pulsator {
 
 
     this.animation = this.element.animate({
-      boxShadow: ["0 0 0 0 rgba(255,0,0, 1)", "0 0 0 20px rgba(255,0,0, 0)"]
+      "boxShadow": [
+        "0 0 0 0 rgba(255,0,0, 1)",
+        "0 0 0 20px rgba(255,0,0, 0)"
+      ]
     }, {
       duration: 1500,
-      iterations: "Infinity"
+      iterations: Infinity
     });
     this.animation.cancel();
   }

tsconfig.json

@@ -0,0 +1,60 @@
+{
+  "compilerOptions": {
+    /* Basic Options */
+    "target": "es5",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017','ES2018' or 'ESNEXT'. */
+    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
+    "lib": ["dom", "es2018"],                             /* Specify library files to be included in the compilation. */
+    // "allowJs": true,                       /* Allow javascript files to be compiled. */
+    // "checkJs": true,                       /* Report errors in .js files. */
+    // "jsx": "preserve",                     /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
+    "declaration": true,                   /* Generates corresponding '.d.ts' file. */
+    // "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
+    // "sourceMap": true,                     /* Generates corresponding '.map' file. */
+    // "outFile": "./",                       /* Concatenate and emit output to single file. */
+    "outDir": "./lib",                        /* Redirect output structure to the directory. */
+    "rootDir": "./src",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
+    // "composite": true,                     /* Enable project compilation */
+    // "removeComments": true,                /* Do not emit comments to output. */
+    // "noEmit": true,                        /* Do not emit outputs. */
+    // "importHelpers": true,                 /* Import emit helpers from 'tslib'. */
+    // "downlevelIteration": true,            /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
+    // "isolatedModules": true,               /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
+
+    /* Strict Type-Checking Options */
+    "strict": true,                           /* Enable all strict type-checking options. */
+    "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
+    "strictNullChecks": true,              /* Enable strict null checks. */
+    "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
+    "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
+    "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
+    "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */
+
+    /* Additional Checks */
+    "noUnusedLocals": true,                /* Report errors on unused locals. */
+    "noUnusedParameters": true,            /* Report errors on unused parameters. */
+    "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
+    "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
+
+    /* Module Resolution Options */
+    // "moduleResolution": "node",            /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
+    // "baseUrl": "./",                       /* Base directory to resolve non-absolute module names. */
+    // "paths": {},                           /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
+    // "rootDirs": [],                        /* List of root folders whose combined content represents the structure of the project at runtime. */
+    // "typeRoots": [],                       /* List of folders to include type definitions from. */
+    // "types": [],                           /* Type declaration files to be included in compilation. */
+    // "allowSyntheticDefaultImports": true,  /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
+    "esModuleInterop": true                   /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
+    // "preserveSymlinks": true,              /* Do not resolve the real path of symlinks. */
+
+    /* Source Map Options */
+    // "sourceRoot": "",                      /* Specify the location where debugger should locate TypeScript files instead of source locations. */
+    // "mapRoot": "",                         /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,               /* Emit a single file with source maps instead of having a separate file. */
+    // "inlineSources": true,                 /* Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set. */
+
+    /* Experimental Options */
+    // "experimentalDecorators": true,        /* Enables experimental support for ES7 decorators. */
+    // "emitDecoratorMetadata": true,         /* Enables experimental support for emitting type metadata for decorators. */
+  }
+}