Solve Eslint issues with circular definitions

.eslintrc.js

@@ -22,6 +22,8 @@ module.exports = {
         ],
         "workspaces/no-relative-imports": "error",
         "@typescript-eslint/no-unused-vars": "off", // or "@typescript-eslint/no-unused-vars": "off",
+        "no-use-before-define": "off",
+        "@typescript-eslint/no-use-before-define": ["error"],
         "unused-imports/no-unused-imports": "error",
         "unused-imports/no-unused-vars": [
             "warn",

packages/binding-http/src/oauth-token-validation.ts

@@ -51,21 +51,30 @@ interface TokenInformation {
     client_id?: string;
 }
 
-export default function (method?: Method): EndpointValidator {
-    if (!method || !method?.name) {
-        throw new Error("Undefined oauth token validation method");
+export abstract class Validator {
+    abstract validate(tokenRequest: http.IncomingMessage, scopes: Array<string>, clients: RegExp): Promise<boolean>;
+}
+
+function extractTokenFromRequest(request: http.IncomingMessage) {
+    const headerToken = request.headers.authorization;
+    const url = new URL(request.url, `http://${request.headers.host}`);
+    const queryToken = url.searchParams.get("access_token");
+
+    if (!headerToken && !queryToken) {
+        throw new Error("Invalid request: only one authentication method is allowed");
     }
 
-    switch (method.name) {
-        case "introspection_endpoint":
-            return new EndpointValidator(method as IntrospectionEndpoint);
-        default:
-            throw new Error("Unsupported oauth token validation method " + method.name);
+    if (queryToken) {
+        return queryToken;
     }
-}
 
-export abstract class Validator {
-    abstract validate(tokenRequest: http.IncomingMessage, scopes: Array<string>, clients: RegExp): Promise<boolean>;
+    const matches = headerToken.match(/Bearer\s(\S+)/);
+
+    if (!matches) {
+        throw new Error("Invalid request: malformed authorization header");
+    }
+
+    return matches[1];
 }
 
 export class EndpointValidator extends Validator {
@@ -141,24 +150,15 @@ export class EndpointValidator extends Validator {
     }
 }
 
-function extractTokenFromRequest(request: http.IncomingMessage) {
-    const headerToken = request.headers.authorization;
-    const url = new URL(request.url, `http://${request.headers.host}`);
-    const queryToken = url.searchParams.get("access_token");
-
-    if (!headerToken && !queryToken) {
-        throw new Error("Invalid request: only one authentication method is allowed");
-    }
-
-    if (queryToken) {
-        return queryToken;
+export default function (method?: Method): EndpointValidator {
+    if (!method || !method?.name) {
+        throw new Error("Undefined oauth token validation method");
     }
 
-    const matches = headerToken.match(/Bearer\s(\S+)/);
-
-    if (!matches) {
-        throw new Error("Invalid request: malformed authorization header");
+    switch (method.name) {
+        case "introspection_endpoint":
+            return new EndpointValidator(method as IntrospectionEndpoint);
+        default:
+            throw new Error("Unsupported oauth token validation method " + method.name);
     }
-
-    return matches[1];
 }

packages/binding-http/test/http-client-oauth-tests.ts

@@ -27,6 +27,10 @@ import { readFileSync } from "fs";
 import OAuthServer from "express-oauth-server";
 import bodyParser from "body-parser";
 
+function sleep(ms: number) {
+    return new Promise((resolve) => setTimeout(resolve, ms));
+}
+
 @suite("HTTP oauth client implementation")
 class HttpClientOAuthTest {
     private client: HttpClient;
@@ -153,7 +157,3 @@ class HttpClientOAuthTest {
         body.toString("ascii").should.eql("Ok!");
     }
 }
-
-function sleep(ms: number) {
-    return new Promise((resolve) => setTimeout(resolve, ms));
-}

packages/binding-http/test/http-server-oauth-tests.ts

@@ -19,6 +19,8 @@ import { IntrospectionEndpoint, EndpointValidator } from "../src/oauth-token-val
 import Servient, { ExposedThing } from "@node-wot/core";
 import fetch from "node-fetch";
 
+class MockServient extends Servient {}
+
 should();
 @suite("OAuth server token validation tests")
 class OAuthServerTests {
@@ -128,5 +130,3 @@ class OAuthServerTests {
         response.status.should.be.equal(401);
     }
 }
-
-class MockServient extends Servient {}

packages/binding-mbus/src/mbus-connection.ts

@@ -25,6 +25,30 @@ const configDefaults = {
     maxRetries: 5,
 };
 
+/**
+ * MBusTransaction represents a raw M-Bus operation performed on a MBusConnection
+ */
+class MBusTransaction {
+    unitId: number;
+    base: number;
+    operations: Array<PropertyOperation>; // operations to be completed when this transaction completes
+    constructor(unitId: number, base: number) {
+        this.unitId = unitId;
+        this.base = base;
+        this.operations = new Array<PropertyOperation>();
+    }
+
+    /**
+     * Link PropertyOperation with this transaction, so that operations can be
+     * notified about the result of a transaction.
+     *
+     * @param op the PropertyOperation to link with this transaction
+     */
+    inform(op: PropertyOperation) {
+        this.operations.push(op);
+    }
+}
+
 /**
  * MBusConnection represents a client connected to a specific host and port
  */
@@ -36,9 +60,7 @@ export class MBusConnection {
     connecting: boolean;
     connected: boolean;
     timer: NodeJS.Timer; // connection idle timer
-    // eslint-disable-next-line no-use-before-define
     currentTransaction: MBusTransaction; // transaction currently in progress or null
-    // eslint-disable-next-line no-use-before-define
     queue: Array<MBusTransaction>; // queue of further transactions
     config: {
         connectionTimeout?: number;
@@ -233,31 +255,6 @@ export class MBusConnection {
     }
 }
 
-/**
- * MBusTransaction represents a raw M-Bus operation performed on a MBusConnection
- */
-class MBusTransaction {
-    unitId: number;
-    base: number;
-    // eslint-disable-next-line no-use-before-define
-    operations: Array<PropertyOperation>; // operations to be completed when this transaction completes
-    constructor(unitId: number, base: number) {
-        this.unitId = unitId;
-        this.base = base;
-        this.operations = new Array<PropertyOperation>();
-    }
-
-    /**
-     * Link PropertyOperation with this transaction, so that operations can be
-     * notified about the result of a transaction.
-     *
-     * @param op the PropertyOperation to link with this transaction
-     */
-    inform(op: PropertyOperation) {
-        this.operations.push(op);
-    }
-}
-
 /**
  * PropertyOperation represents a read or write operation on a property
  */