Configure typescript, eslint and prettier caches (#5990)

Author: tjenkinson

.gitignore

@@ -26,6 +26,7 @@ coverage/
 
 # eslint
 .eslintcache
+/cache.tsbuildinfo
 
 # Visual Studio exclusions
 *.suo

lint-staged.config.js

@@ -20,6 +20,6 @@ module.exports = async (allStagedFiles) => {
     eslintFiles.length &&
       `eslint --cache --fix ${eslintFiles.map(addQuotes).join(' ')}`,
     prettierFiles.length &&
-      `prettier --write ${prettierFiles.map(addQuotes).join(' ')}`,
+      `prettier --cache --write ${prettierFiles.map(addQuotes).join(' ')}`,
   ].filter(Boolean);
 };

package.json

@@ -40,12 +40,12 @@
     "serve": "http-server -o /demo .",
     "docs": "doctoc ./docs/API.md && api-documenter markdown -i api-extractor -o api-extractor/api-documenter && rm api-extractor/api-documenter/index.md && npm run docs-md-to-html",
     "docs-md-to-html": "generate-md --layout github --input api-extractor/api-documenter --output api-docs",
-    "lint": "eslint src/ tests/ --ext .js --ext .ts",
+    "lint": "eslint --cache src/ tests/ --ext .js --ext .ts",
     "lint:fix": "npm run lint -- --fix",
     "lint:quiet": "npm run lint -- --quiet",
     "lint:staged": "lint-staged",
-    "prettier": "prettier --write .",
-    "prettier:verify": "prettier --check .",
+    "prettier": "prettier --cache --write .",
+    "prettier:verify": "prettier --cache --check .",
     "pretest": "npm run lint",
     "sanity-check": "npm run lint && npm run prettier:verify && npm run type-check && npm run build && es-check && npm run docs && npm run test:unit",
     "start": "npm run dev",

tsconfig-lib.json

@@ -11,7 +11,9 @@
     "lib": ["dom", "es2015"],
     "outDir": "./lib/",
     "allowSyntheticDefaultImports": true,
-    "emitDeclarationOnly": true
+    "emitDeclarationOnly": true,
+    "incremental": true,
+    "tsBuildInfoFile": "cache.tsbuildinfo"
   },
   "include": ["src/**/*"],
   "exclude": ["node_modules", "dist/**/*", "demo/libs/**/*"]

tsconfig.json

@@ -10,6 +10,7 @@
     /* needed for eslint to work for some reason ¯\_(ツ)_/¯ */
     "tests/**/.eslintrc.js",
     "rollup.config.js",
-    "build-config.js"
+    "build-config.js",
+    "lint-staged.config.js"
   ]
 }