🎉 initial commit

.eslintrc.js

@@ -0,0 +1,27 @@
+module.exports = {
+  root: true,
+  extends: ['@react-native-community', 'plugin:@typescript-eslint/recommended'],
+  rules: {
+    // Prettier
+    'prettier/prettier': 1,
+
+    // ESLint
+    'comma-dangle': 0, // Conflicts with prettier
+    'no-undef': 0, // Conflicts with TS
+
+    // TS
+    '@typescript-eslint/ban-ts-comment': 1,
+    '@typescript-eslint/no-inferrable-types': 1,
+    '@typescript-eslint/explicit-member-accessibility': 1,
+    '@typescript-eslint/explicit-function-return-type': [
+      1,
+      {
+        allowExpressions: true,
+      },
+    ],
+
+    // React
+    'react/function-component-definition': 1,
+    'react/jsx-boolean-value': [2, 'always'],
+  },
+};

.prettierignore

@@ -0,0 +1 @@
+tsconfig.json

.prettierrc.js

@@ -0,0 +1,5 @@
+module.exports = {
+  singleQuote: true,
+  jsxBracketSameLine: true,
+  printWidth: 100,
+};

App.tsx

@@ -0,0 +1,19 @@
+import React from 'react';
+import { StyleSheet, Text, View } from 'react-native';
+
+export default function App(): React.ReactElement {
+  return (
+    <View style={styles.container}>
+      <Text>Open up App.tsx to start working on your app!</Text>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    backgroundColor: '#fff',
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+});

README.md

@@ -1 +1,11 @@
-# expo-template-bk
+# :space_invader: Enhanced TypeScript Template for Expo!
+
+**TypeScript + ESLint + Prettier + VSCode**
+
+```bash
+npx crna --template https://github.com/mrbrentkelly/expo-template-bk
+```
+
+## :bookmark: License
+
+This project is [MIT](LICENSE) licensed.

babel.config.js

@@ -0,0 +1,6 @@
+module.exports = function (api) {
+  api.cache(true);
+  return {
+    presets: ["babel-preset-expo"],
+  };
+};

package.json

@@ -0,0 +1,19 @@
+{
+  "dependencies": {
+    "expo": "~40.0.0",
+    "react": "16.13.1",
+    "react-dom": "16.13.1",
+    "react-native": "https://github.com/expo/react-native/archive/sdk-40.0.1.tar.gz",
+    "react-native-screens": "~2.15.0",
+    "react-native-web": "~0.13.12"
+  },
+  "devDependencies": {
+    "@babel/core": "~7.9.0",
+    "@react-native-community/eslint-config": "^2.0.0",
+    "@types/react": "~16.9.35",
+    "@types/react-native": "~0.63.2",
+    "eslint": "^7.14.0",
+    "typescript": "~4.0.0",
+    "vscode-project-react-native": "^0.2.0"
+  }
+}

tsconfig.json

@@ -0,0 +1,66 @@
+
+{
+  "compilerOptions": {
+    /* Basic Options */
+    "target": "esnext",                       /* 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": ["es2017"],                        /* 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-native",                    /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
+    // "declaration": true,                   /* Generates corresponding '.d.ts' file. */
+    // "sourceMap": true,                     /* Generates corresponding '.map' file. */
+    // "outFile": "./",                       /* Concatenate and emit output to single file. */
+    // "outDir": "./",                        /* Redirect output structure to the directory. */
+    // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
+    // "removeComments": true,                /* Do not emit comments to output. */
+    "noEmit": true,                           /* Do not emit outputs. */
+    // "incremental": true,                   /* Enable incremental compilation */
+    // "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. */
+    "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. */
+    "forceConsistentCasingInFileNames": true,
+    /* 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": {
+      "@components/*": ["./app/components/*"],
+    },                                        /* 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. */
+    "skipLibCheck": true                      /* Skip type checking of declaration files. */
+
+    /* 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. */
+  },
+  "exclude": [
+    "node_modules", "babel.config.js", "metro.config.js", "jest.config.js"
+  ]
+}