base boiler plate

Author: a7ul

.gitignore

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+node_modules
+.vscode
+*.log
+dist/

package.json

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+{
+  "name": "@nodegui/react-nodegui",
+  "version": "1.0.0",
+  "description": "React Native for building cross platform desktop applications",
+  "main": "dist/",
+  "author": "Atul R <[email protected]>",
+  "private": false,
+  "license": "MIT",
+  "scripts": {
+    "build:lib": "tsc",
+    "demo": "tsc && node ./dist/demo.js",
+    "demo:watch": "tsc-watch --onSuccess \"npm run demo\""
+  },
+  "dependencies": {
+    "react": "^16.8.6",
+    "react-reconciler": "^0.20.4"
+  },
+  "devDependencies": {
+    "@types/react-reconciler": "^0.18.0",
+    "prettier": "^1.18.2",
+    "tsc-watch": "^2.2.1",
+    "typescript": "^3.5.2"
+  }
+}

src/demo.tsx

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+import ReactNodeGui from "./renderer";
+import React from "react";
+
+class App extends React.Component {
+  render() {
+    return "Hello";
+  }
+}
+//@ts-ignore
+global.win = { rootWin: true };
+//@ts-ignore
+const root = global.win;
+
+ReactNodeGui.render(<App />, root, () => {
+  console.log("rendered");
+});

src/reconciler/index.ts

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+import Reconciler from "react-reconciler";
+
+enum FiberType {
+  Text,
+  View,
+  Button
+}
+
+//@ts-ignore
+const HostConfig: Reconciler.HostConfig<
+  FiberType,
+  object,
+  any,
+  any,
+  any,
+  any,
+  any,
+  any,
+  any,
+  any,
+  any,
+  any
+> = {
+  //TODO We will specify all required methods here
+  now: Date.now,
+  getRootHostContext: function(nextRootInstance: any) {
+    console.log("Root node", nextRootInstance);
+    let context = {
+      // This can contain any data that you want to pass down to immediate child
+    };
+    return context;
+  },
+  getChildHostContext: function(parentContext, fiberType, rootInstance) {
+    let context = {};
+    return context;
+  },
+  shouldSetTextContent: function(type, nextProps) {
+    console.log("shouldSetTextContent", type, nextProps);
+    return false;
+  },
+  createTextInstance: function(...args: any[]) {
+    console.log("createTextInstance", ...args);
+  },
+  createInstance: function(...args: any[]) {
+    console.log("createInstance", ...args);
+  },
+  appendInitialChild: function(...args: any[]) {
+    console.log("appendInitialChild", ...args);
+  },
+  finalizeInitialChildren: function(
+    instance,
+    type,
+    newProps,
+    rootContainerInstance,
+    currentHostContext
+  ) {
+    console.log(
+      "finalizeInitialChildren",
+      instance,
+      type,
+      newProps,
+      rootContainerInstance,
+      currentHostContext
+    );
+    return false;
+  },
+  prepareForCommit: function(...args: any[]) {
+    console.log("prepareForCommit", ...args);
+  },
+  resetAfterCommit: function(...args: any[]) {
+    console.log("resetAfterCommit", ...args);
+  }
+};
+
+export default Reconciler(HostConfig);

src/renderer/index.ts

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+import reconciler from "../reconciler";
+
+const CustomRenderer = {
+  render(element: React.ReactNode, renderDom: any, callback: () => void) {
+    // element: This is the react element for App component
+    // renderDom: This is the host root element to which the rendered app will be attached.
+    // callback: if specified will be called after render is done.
+
+    const isAsync = false; // Disables async rendering
+    const container = reconciler.createContainer(renderDom, isAsync, false); // Creates root fiber node.
+
+    const parentComponent = null; // Since there is no parent (since this is the root fiber). We set parentComponent to null.
+    reconciler.updateContainer(element, container, parentComponent, callback); // Start reconcilation and render the result
+  }
+};
+
+export default CustomRenderer;

tsconfig.json

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+{
+  "compilerOptions": {
+    /* Basic Options */
+    "target": "ES2015" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */,
+    "module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
+    // "lib": [],                             /* 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": "react" /* 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": "./dist" /* Redirect output structure to the directory. */,
+    // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
+    // "composite": true,                     /* Enable project compilation */
+    // "incremental": true,                   /* Enable incremental compilation */
+    // "tsBuildInfoFile": "./",               /* Specify file to store incremental compilation information */
+    // "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. */
+    "resolveJsonModule": true
+  },
+  "include": ["."]
+}