Type definitions for parity-pmd 0.4.0 (#23901)

* Type definitions for parity-pmd 0.4.0

* Contributors list update

* Removed unnecessary reference to node

types/parity-pmd/index.d.ts

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+// Type definitions for parity-pmd 0.4
+// Project: https://github.com/paritytrading/node-parity-pmd#readme
+// Definitions by: Leonard Vujanić <https://github.com/leovujanic>
+//                 Vilim Stubičan <https://github.com/jewbre>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.4
+
+/// <reference types="node" />
+
+/**
+ * Declares Parity PMD message structure
+ * Full reference can be found here https://github.com/paritytrading/parity/blob/master/libraries/net/doc/PMD.md
+ */
+export interface PMDMessage {
+    messageType: string;
+    version?: string;
+    timestamp?: number;
+    orderNumber?: number;
+    side?: string;
+    instrument?: string;
+    quantity?: number;
+    price?: number;
+}
+
+export function format(message: PMDMessage): Buffer;
+
+export function parse(buffer: Buffer): PMDMessage;

types/parity-pmd/parity-pmd-tests.ts

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+import { format, parse, PMDMessage } from 'parity-pmd';
+
+// Arrange
+const buffer = new Buffer(5);
+buffer.writeUInt8(0x56, 0);
+buffer.writeUInt32BE(70, 1);
+const parsedContent: PMDMessage = parse(buffer);
+
+// Act & Assert
+// $ExpectType PMDMessage
+parse(buffer);
+
+// $ExpectType Buffer
+format(parsedContent);
+
+// Invalid type
+// $ExpectError
+parse('');
+
+// $ExpectError
+format({});
+
+// Invalid sub type
+// $ExpectError
+format({
+    messageType: 1
+});

types/parity-pmd/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "parity-pmd-tests.ts"
+    ]
+}

types/parity-pmd/tslint.json

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+{ "extends": "dtslint/dt.json" }