diff --git a/.eslintrc b/.eslintrc index fec6693..438c997 100644 --- a/.eslintrc +++ b/.eslintrc @@ -1,4 +1,5 @@ { + "parser": "babel-eslint", "parserOptions": { "ecmaVersion": "2018" }, diff --git a/.flowconfig b/.flowconfig new file mode 100644 index 0000000..1fed445 --- /dev/null +++ b/.flowconfig @@ -0,0 +1,11 @@ +[ignore] + +[include] + +[libs] + +[lints] + +[options] + +[strict] diff --git a/package-lock.json b/package-lock.json index dd38030..c6aadef 100644 --- a/package-lock.json +++ b/package-lock.json @@ -13,6 +13,48 @@ "@babel/highlight": "^7.0.0" } }, + "@babel/generator": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.0.0.tgz", + "integrity": "sha512-/BM2vupkpbZXq22l1ALO7MqXJZH2k8bKVv8Y+pABFnzWdztDB/ZLveP5At21vLz5c2YtSE6p7j2FZEsqafMz5Q==", + "dev": true, + "requires": { + "@babel/types": "^7.0.0", + "jsesc": "^2.5.1", + "lodash": "^4.17.10", + "source-map": "^0.5.0", + "trim-right": "^1.0.1" + } + }, + "@babel/helper-function-name": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.0.0.tgz", + "integrity": "sha512-Zo+LGvfYp4rMtz84BLF3bavFTdf8y4rJtMPTe2J+rxYmnDOIeH8le++VFI/pRJU+rQhjqiXxE4LMaIau28Tv1Q==", + "dev": true, + "requires": { + "@babel/helper-get-function-arity": "^7.0.0", + "@babel/template": "^7.0.0", + "@babel/types": "^7.0.0" + } + }, + "@babel/helper-get-function-arity": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0.tgz", + "integrity": "sha512-r2DbJeg4svYvt3HOS74U4eWKsUAMRH01Z1ds1zx8KNTPtpTL5JAsdFv8BNyOpVqdFhHkkRDIg5B4AsxmkjAlmQ==", + "dev": true, + "requires": { + "@babel/types": "^7.0.0" + } + }, + "@babel/helper-split-export-declaration": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0.tgz", + "integrity": "sha512-MXkOJqva62dfC0w85mEf/LucPPS/1+04nmmRMPEBUB++hiiThQ2zPtX/mEWQ3mtzCEjIJvPY8nuwxXtQeQwUag==", + "dev": true, + "requires": { + "@babel/types": "^7.0.0" + } + }, "@babel/highlight": { "version": "7.0.0", "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.0.0.tgz", @@ -24,6 +66,51 @@ "js-tokens": "^4.0.0" } }, + "@babel/parser": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.0.0.tgz", + "integrity": "sha512-RgJhNdRinpO8zibnoHbzTTexNs4c8ROkXFBanNDZTLHjwbdLk8J5cJSKulx/bycWTLYmKVNCkxRtVCoJnqPk+g==", + "dev": true + }, + "@babel/template": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.0.0.tgz", + "integrity": "sha512-VLQZik/G5mjYJ6u19U3W2u7eM+rA/NGzH+GtHDFFkLTKLW66OasFrxZ/yK7hkyQcswrmvugFyZpDFRW0DjcjCw==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.0.0", + "@babel/parser": "^7.0.0", + "@babel/types": "^7.0.0" + } + }, + "@babel/traverse": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.0.0.tgz", + "integrity": "sha512-ka/lwaonJZTlJyn97C4g5FYjPOx+Oxd3ab05hbDr1Mx9aP1FclJ+SUHyLx3Tx40sGmOVJApDxE6puJhd3ld2kw==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.0.0", + "@babel/generator": "^7.0.0", + "@babel/helper-function-name": "^7.0.0", + "@babel/helper-split-export-declaration": "^7.0.0", + "@babel/parser": "^7.0.0", + "@babel/types": "^7.0.0", + "debug": "^3.1.0", + "globals": "^11.1.0", + "lodash": "^4.17.10" + } + }, + "@babel/types": { + "version": "7.0.0", + "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.0.0.tgz", + "integrity": "sha512-5tPDap4bGKTLPtci2SUl/B7Gv8RnuJFuQoWx26RJobS0fFrz4reUA3JnwIM+HVHEmWE0C1mzKhDtTp8NsWY02Q==", + "dev": true, + "requires": { + "esutils": "^2.0.2", + "lodash": "^4.17.10", + "to-fast-properties": "^2.0.0" + } + }, "acorn": { "version": "5.7.3", "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz", @@ -108,6 +195,32 @@ "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=", "dev": true }, + "babel-eslint": { + "version": "9.0.0", + "resolved": "https://registry.npmjs.org/babel-eslint/-/babel-eslint-9.0.0.tgz", + "integrity": "sha512-itv1MwE3TMbY0QtNfeL7wzak1mV47Uy+n6HtSOO4Xd7rvmO+tsGQSgyOEEgo6Y2vHZKZphaoelNeSVj4vkLA1g==", + "dev": true, + "requires": { + "@babel/code-frame": "^7.0.0", + "@babel/parser": "^7.0.0", + "@babel/traverse": "^7.0.0", + "@babel/types": "^7.0.0", + "eslint-scope": "3.7.1", + "eslint-visitor-keys": "^1.0.0" + }, + "dependencies": { + "eslint-scope": { + "version": "3.7.1", + "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-3.7.1.tgz", + "integrity": "sha1-PWPD7f2gLgbgGkUq2IyqzHzctug=", + "dev": true, + "requires": { + "esrecurse": "^4.1.0", + "estraverse": "^4.1.1" + } + } + } + }, "balanced-match": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz", @@ -439,6 +552,12 @@ "write": "^0.2.1" } }, + "flow-bin": { + "version": "0.81.0", + "resolved": "https://registry.npmjs.org/flow-bin/-/flow-bin-0.81.0.tgz", + "integrity": "sha512-5e8oL3/5rm3G0Eet3yDCne2R/TLo5Fkn+Z5MtHd4wtz+1miLC35Sgo8XvnbTmiZ9epdTZ1q6GLmJWYh7tUlfGg==", + "dev": true + }, "fs.realpath": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz", @@ -625,6 +744,12 @@ "esprima": "^4.0.0" } }, + "jsesc": { + "version": "2.5.1", + "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.1.tgz", + "integrity": "sha1-5CGiqOINawgZ3yiQj3glJrlt0f4=", + "dev": true + }, "json-schema-traverse": { "version": "0.4.1", "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz", @@ -921,6 +1046,12 @@ "is-fullwidth-code-point": "^2.0.0" } }, + "source-map": { + "version": "0.5.7", + "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz", + "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=", + "dev": true + }, "sprintf-js": { "version": "1.0.3", "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz", @@ -996,6 +1127,18 @@ "os-tmpdir": "~1.0.2" } }, + "to-fast-properties": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz", + "integrity": "sha1-3F5pjL0HkmW8c+A3doGk5Og/YW4=", + "dev": true + }, + "trim-right": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz", + "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=", + "dev": true + }, "tslib": { "version": "1.9.3", "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz", diff --git a/package.json b/package.json index b21b79c..d4454ef 100644 --- a/package.json +++ b/package.json @@ -5,16 +5,19 @@ "main": "index.js", "scripts": { "lint": "eslint src", + "flow": "flow", "format": "npm run prettier -- --write", "prettier": "prettier \"**/*.+(js|jsx|json|yml|yaml|css|less|scss|ts|tsx|md|graphql|mdx)\"", - "validate": "npm run lint && npm run prettier -- --list-different" + "validate": "npm run lint && npm run prettier -- --list-different && npm run flow" }, "keywords": [], "author": "Kent C. Dodds (http://kentcdodds.com/)", "license": "MIT", "devDependencies": { + "babel-eslint": "^9.0.0", "eslint": "^5.5.0", "eslint-config-prettier": "^3.0.1", + "flow-bin": "^0.81.0", "prettier": "^1.14.2" } } diff --git a/src/example.js b/src/example.js index 71d78ca..6c09853 100644 --- a/src/example.js +++ b/src/example.js @@ -7,5 +7,4 @@ if (!('serviceWorker' in navigator)) { const greeting = 'hello' console.log(`${greeting} world!`) - ;[(1, 2, 3)].forEach(x => console.log(x)) diff --git a/src/flow-example.js b/src/flow-example.js new file mode 100644 index 0000000..9c382be --- /dev/null +++ b/src/flow-example.js @@ -0,0 +1,22 @@ +// @flow +function add(a: number, b: number): number { + return a + b +} + +type User = { + name: { + first: string, + middle: string, + last: string, + }, +} +function getFullName(user: User): string { + const { + name: {first, middle, last}, + } = user + return [first, middle, last].filter(Boolean).join('') +} + +add(1, 2) + +getFullName({name: {first: 'Joe', middle: 'Bud', last: 'Matthews'}})