[extract-stack] add typings (#18804)

types/extract-stack/extract-stack-tests.ts

@@ -0,0 +1,8 @@
+import extractStack = require('extract-stack');
+
+const error = new Error('Missing unicorn');
+
+extractStack(error); // $ExpectType string
+extractStack(error.stack); // $ExpectType string
+extractStack.lines(error); // $ExpectType string[]
+extractStack.lines(error.stack); // $ExpectType string[]

types/extract-stack/index.d.ts

@@ -0,0 +1,12 @@
+// Type definitions for extract-stack 1.0
+// Project: https://github.com/sindresorhus/extract-stack#readme
+// Definitions by: BendingBender <https://github.com/BendingBender>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export = extractStack;
+
+declare function extractStack(input: Error | string | undefined): string;
+
+declare namespace extractStack {
+    function lines(input: Error | string | undefined): string[];
+}

types/extract-stack/tsconfig.json

@@ -0,0 +1,22 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "extract-stack-tests.ts"
+    ]
+}

types/extract-stack/tslint.json

@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }