chore(main): release 2.6.0 (#248)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/workflows/npm-publish.yml

@@ -1,10 +1,7 @@
 name: NPM / Publish
 
 on:
-  workflow_run:
-    workflows: ["release-please"]
-    types: [completed]
-
+  workflow_dispatch:
 jobs:
   test-and-publish:
     runs-on: ubuntu-latest
@@ -19,9 +16,8 @@ jobs:
             - recursive: true
               args: [--strict-peer-dependencies]
       - run: pnpm install
-      - run: pnpm test
       - run: pnpm build
       - uses: JS-DevTools/npm-publish@v1
         with:
           token: ${{ secrets.NPM_TOKEN }}
-          access: "public"
+          access: "public"

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.6.0](https://github.com/sern-handler/handler/compare/v2.5.3...v2.6.0) (2023-03-09)
+
+
+### Features
+
+* adding pure annotation for better tree shaking ([d20d015](https://github.com/sern-handler/handler/commit/d20d01524b872549da501e21feec147ab204f397))
+
 ## [2.5.3](https://github.com/sern-handler/handler/compare/v2.5.2...v2.5.3) (2023-02-16)
 
 

package.json

@@ -1,7 +1,7 @@
 {
     "name": "@sern/handler",
-    "packageManager": "pnpm@7.27.0",
-    "version": "2.5.3",
+    "packageManager": "pnpm@7.28.0",
+    "version": "2.6.0",
     "description": "A customizable, batteries-included, powerful discord.js framework to automate and streamline bot development.",
     "main": "dist/cjs/index.cjs",
     "module": "dist/esm/index.mjs",
@@ -39,13 +39,13 @@
         "ts-results-es": "^3.5.0"
     },
     "devDependencies": {
-        "@typescript-eslint/eslint-plugin": "5.51.0",
-        "@typescript-eslint/parser": "5.48.0",
+        "@typescript-eslint/eslint-plugin": "5.54.0",
+        "@typescript-eslint/parser": "5.54.0",
         "discord.js": "^14.7.1",
         "eslint": "8.30.0",
         "prettier": "2.8.4",
         "tsup": "^6.6.3",
-        "typescript": "4.9.4"
+        "typescript": "4.9.5"
     },
     "repository": {
         "type": "git",

src/handler/contracts/moduleManager.ts

@@ -5,7 +5,7 @@ import type { Processed } from '../../types/handler';
 export interface ModuleManager {
     get<T extends CommandType>(
         strat: (ms: ModuleStore) => Processed<CommandModuleDefs[T]> | undefined,
-    ): CommandModuleDefs[T] | undefined;
+    ): Processed<CommandModuleDefs[T]> | undefined;
     set(strat: (ms: ModuleStore) => void): void;
 }
 

src/handler/dependencies/lifetimeFunctions.ts

@@ -22,6 +22,7 @@ export function single<T extends NotFunction>(cb: T): () => T;
  */
 export function single<T extends () => unknown>(cb: T): T;
 /**
+ * @__PURE__
  * Please note that on intellij, the deprecation is for all signatures, which is unintended behavior (and
  * very annoying).
  * For future versions, ensure that single is being passed as a **callback!!**
@@ -39,6 +40,7 @@ export function single<T>(cb: T) {
 export function transient<T extends NotFunction>(cb: T): () => () => T;
 export function transient<T extends () => () => unknown>(cb: T): T;
 /**
+ * @__PURE__
  * Following iti's singleton and transient implementation,
  * use transient if you want a new dependency every time your container getter is called
  * @param cb
@@ -49,6 +51,7 @@ export function transient<T>(cb: (() => () => T) | T) {
 }
 
 /**
+ * @__PURE__
  * @deprecated
  * @param value
  * Please use the transient function instead

src/handler/dependencies/provider.ts

@@ -1,12 +1,11 @@
 import type { Container } from 'iti';
-import { SernError } from '../structures/errors';
 import type { Dependencies, DependencyConfiguration, MapDeps } from '../../types/handler';
 import SernEmitter from '../sernEmitter';
 import { DefaultErrorHandling, DefaultLogging, DefaultModuleManager } from '../contracts';
-import { ModuleStore } from '../structures/moduleStore';
 import { Result } from 'ts-results-es';
 import { BehaviorSubject } from 'rxjs';
 import { createContainer } from 'iti';
+import { type Wrapper, ModuleStore, SernError } from '../structures';
 
 export const containerSubject = new BehaviorSubject(defaultContainer());
 
@@ -71,3 +70,17 @@ function defaultContainer() {
         {}
     >;
 }
+
+export function makeFetcher(wrapper: Wrapper) {
+    const requiredDependencyKeys = [
+        '@sern/emitter',
+        '@sern/client',
+        '@sern/errors',
+        '@sern/logger',
+    ] as ['@sern/emitter', '@sern/client', '@sern/errors', '@sern/logger'];
+    return <Keys extends (keyof Dependencies)[]>(otherKeys: [...Keys]) =>
+        wrapper.containerConfig.get(...requiredDependencyKeys, ...otherKeys) as MapDeps<
+            Dependencies,
+            [...typeof requiredDependencyKeys, ...Keys]
+        >;
+}

src/handler/events/eventsHandler.ts

@@ -1,34 +0,0 @@
-import type Wrapper from '../structures/wrapper';
-import { Subject, type Observable } from 'rxjs';
-import type { EventEmitter } from 'events';
-import type SernEmitter from '../sernEmitter';
-import type { ErrorHandling, Logging, ModuleManager } from '../contracts';
-
-/**
- * why did I make this, definitely going to be changed in the future
- */
-export abstract class EventsHandler<T> {
-    protected payloadSubject = new Subject<T>();
-    protected abstract discordEvent: Observable<unknown>;
-    protected client: EventEmitter;
-    protected emitter: SernEmitter;
-    protected crashHandler: ErrorHandling;
-    protected logger?: Logging;
-    protected modules: ModuleManager;
-    protected constructor({ containerConfig }: Wrapper) {
-        const [client, emitter, crash, modules, logger] = containerConfig.get(
-            '@sern/client',
-            '@sern/emitter',
-            '@sern/errors',
-            '@sern/modules',
-            '@sern/logger',
-        );
-        this.logger = logger as Logging | undefined;
-        this.modules = modules as ModuleManager;
-        this.client = client as EventEmitter;
-        this.emitter = emitter as SernEmitter;
-        this.crashHandler = crash as ErrorHandling;
-    }
-    protected abstract init(): void;
-    protected abstract setState(state: T): void;
-}

src/handler/events/interactionHandler.ts

@@ -1,137 +1,122 @@
 import type { Interaction } from 'discord.js';
-import { catchError, concatMap, finalize, fromEvent, map, Observable } from 'rxjs';
-import type Wrapper from '../structures/wrapper';
-import { EventsHandler } from './eventsHandler';
-import { CommandType, SernError, type ModuleStore } from '../structures';
+import {
+    catchError,
+    concatMap,
+    EMPTY,
+    filter,
+    finalize,
+    fromEvent,
+    map,
+    Observable,
+    of,
+    OperatorFunction,
+    pipe,
+} from 'rxjs';
+import { CommandType, type ModuleStore, SernError } from '../structures';
 import { match, P } from 'ts-pattern';
-import { contextArgs, interactionArg, dispatchAutocomplete, dispatchCommand } from './dispatchers';
+import { contextArgs, dispatchAutocomplete, dispatchCommand, interactionArg } from './dispatchers';
 import { executeModule, makeModuleExecutor } from './observableHandling';
 import type { CommandModule } from '../../types/module';
-import { handleError } from '../contracts/errorHandling';
+import { ErrorHandling, handleError } from '../contracts/errorHandling';
 import SernEmitter from '../sernEmitter';
 import type { Processed } from '../../types/handler';
 import { useContainerRaw } from '../dependencies';
+import type { Logging, ModuleManager } from '../contracts';
+import type { EventEmitter } from 'node:events';
 
-export default class InteractionHandler extends EventsHandler<{
+function makeInteractionProcessor(
+    modules: ModuleManager,
+): OperatorFunction<Interaction, { module: Processed<CommandModule>; event: Interaction }> {
+    const get = (cb: (ms: ModuleStore) => Processed<CommandModule> | undefined) => {
+        return modules.get(cb);
+    };
+    return pipe(
+        concatMap(event => {
+            if (event.isMessageComponent()) {
+                const module = get(ms =>
+                    ms.InteractionHandlers[event.componentType].get(event.customId),
+                );
+                return of({ module, event });
+            } else if (event.isCommand() || event.isAutocomplete()) {
+                const module = get(
+                    ms =>
+                        /**
+                         * try to fetch from ApplicationCommands, if nothing, try BothCommands
+                         * exists on the API but not sern
+                         */
+                        ms.ApplicationCommands[event.commandType].get(event.commandName) ??
+                        ms.BothCommands.get(event.commandName),
+                );
+                return of({ module, event });
+            } else if (event.isModalSubmit()) {
+                const module = get(ms => ms.ModalSubmit.get(event.customId));
+                return of({ module, event });
+            } else return EMPTY;
+        }),
+        filter(m => m.module !== undefined),
+    ) as OperatorFunction<Interaction, { module: Processed<CommandModule>; event: Interaction }>;
+}
+
+export function makeInteractionCreate([s, client, err, log, modules]: [
+    SernEmitter,
+    EventEmitter,
+    ErrorHandling,
+    Logging | undefined,
+    ModuleManager,
+]) {
+    //map. If nothing again,this means a slash command
+    const interactionStream$ = fromEvent(client, 'interactionCreate') as Observable<Interaction>;
+    const interactionProcessor = makeInteractionProcessor(modules);
+    return interactionStream$
+        .pipe(
+            interactionProcessor,
+            map(createDispatcher),
+            makeModuleExecutor(module => {
+                s.emit('module.activate', SernEmitter.failure(module, SernError.PluginFailure));
+            }),
+            concatMap(module => executeModule(s, module)),
+            catchError(handleError(err, log)),
+            finalize(() => {
+                log?.info({
+                    message: 'interactionCreate stream closed or reached end of lifetime',
+                });
+                useContainerRaw()
+                    ?.disposeAll()
+                    .then(() => log?.info({ message: 'Cleaning container and crashing' }));
+            }),
+        )
+        .subscribe();
+}
+
+function createDispatcher({
+    module,
+    event,
+}: {
     event: Interaction;
     module: Processed<CommandModule>;
-}> {
-    protected override discordEvent: Observable<Interaction>;
-    constructor(wrapper: Wrapper) {
-        super(wrapper);
-        this.discordEvent = <Observable<Interaction>>fromEvent(this.client, 'interactionCreate');
-        this.init();
-
-        this.payloadSubject
-            .pipe(
-                map(this.createDispatcher),
-                makeModuleExecutor(module => {
-                    this.emitter.emit(
-                        'module.activate',
-                        SernEmitter.failure(module, SernError.PluginFailure),
-                    );
-                }),
-                concatMap(payload => executeModule(this.emitter, payload)),
-                catchError(handleError(this.crashHandler, this.logger)),
-                finalize(() => {
-                    this.logger?.info({
-                        message: 'interactionCreate stream closed or reached end of lifetime',
-                    });
-                    useContainerRaw()
-                        ?.disposeAll()
-                        .then(() => {
-                            this.logger?.info({ message: 'Cleaning container and crashing' });
-                        });
-                }),
-            )
-            .subscribe();
-    }
-
-    override init() {
-        const get = (cb: (ms: ModuleStore) => Processed<CommandModule> | undefined) => {
-            return this.modules.get(cb);
-        };
-        /**
-         * Module retrieval:
-         * ModuleStores are mapped by Discord API values and modules mapped
-         * by customId or command name.
-         */
-        this.discordEvent.subscribe({
-            next: event => {
-                if (event.isMessageComponent()) {
-                    const module = get(ms =>
-                        ms.InteractionHandlers[event.componentType].get(event.customId),
-                    );
-                    this.setState({ event, module });
-                } else if (event.isCommand() || event.isAutocomplete()) {
-                    const module = get(
-                        ms =>
-                            /**
-                             * try to fetch from ApplicationCommands, if nothing, try BothCommands
-                             * map. If nothing again,this means a slash command
-                             * exists on the API but not sern
-                             */
-                            ms.ApplicationCommands[event.commandType].get(event.commandName) ??
-                            ms.BothCommands.get(event.commandName),
-                    );
-                    this.setState({ event, module });
-                } else if (event.isModalSubmit()) {
-                    const module = get(ms => ms.ModalSubmit.get(event.customId));
-                    this.setState({ event, module });
+}) {
+    return (
+        match(module)
+            .with({ type: CommandType.Text }, () => {
+                throw Error(SernError.MismatchEvent);
+            })
+            //P.union = either CommandType.Slash or CommandType.Both
+            .with({ type: P.union(CommandType.Slash, CommandType.Both) }, module => {
+                if (event.isAutocomplete()) {
+                    /**
+                     * Autocomplete is a special case that
+                     * must be handled separately, since it's
+                     * too different from regular command modules
+                     */
+                    return dispatchAutocomplete(module, event);
                 } else {
-                    throw Error('This interaction is not supported yet');
+                    return dispatchCommand(module, contextArgs(event));
                 }
-            },
-            error: reason => {
-                this.emitter.emit('error', SernEmitter.failure(undefined, reason));
-            },
-        });
-    }
-
-    protected setState(state: { event: Interaction; module: CommandModule | undefined }): void {
-        if (state.module === undefined) {
-            this.emitter.emit(
-                'warning',
-                SernEmitter.warning('Found no module for this interaction'),
-            );
-        } else {
-            //if statement above checks already, safe cast
-            this.payloadSubject.next(
-                state as { event: Interaction; module: Processed<CommandModule> },
-            );
-        }
-    }
-
-    protected createDispatcher({
-        module,
-        event,
-    }: {
-        event: Interaction;
-        module: Processed<CommandModule>;
-    }) {
-        return (
-            match(module)
-                .with({ type: CommandType.Text }, () =>
-                    this.crashHandler.crash(Error(SernError.MismatchEvent)),
-                )
-                //P.union = either CommandType.Slash or CommandType.Both
-                .with({ type: P.union(CommandType.Slash, CommandType.Both) }, module => {
-                    if (event.isAutocomplete()) {
-                        /**
-                         * Autocomplete is a special case that
-                         * must be handled separately, since it's
-                         * too different from regular command modules
-                         */
-                        return dispatchAutocomplete(module, event);
-                    } else {
-                        return dispatchCommand(module, contextArgs(event));
-                    }
-                })
-                /**
-                 * Every other command module takes a one argument parameter, its corresponding interaction
-                 * this makes this usage safe
-                 */
-                .otherwise(mod => dispatchCommand(mod, interactionArg(event)))
-        );
-    }
+            })
+            /**
+             * Every other command module takes a one argument parameter, its corresponding interaction
+             * this makes this usage safe
+             */
+            .otherwise(mod => dispatchCommand(mod, interactionArg(event)))
+    );
 }

src/handler/events/messageHandler.ts

@@ -1,84 +1,79 @@
-import { EventsHandler } from './eventsHandler';
-import { catchError, concatMap, EMPTY, finalize, fromEvent, map, Observable, of } from 'rxjs';
-import { type Wrapper, type ModuleStore, SernError } from '../structures';
+import { catchError, concatMap, EMPTY, finalize, fromEvent, map, of, pipe } from 'rxjs';
+import { type ModuleStore, SernError } from '../structures';
 import type { Message } from 'discord.js';
 import { executeModule, ignoreNonBot, makeModuleExecutor } from './observableHandling';
 import { fmt } from '../utilities/messageHelpers';
-import type { CommandModule, Module, TextCommand } from '../../types/module';
-import { handleError } from '../contracts/errorHandling';
+import type { CommandModule, TextCommand } from '../../types/module';
+import { ErrorHandling, handleError } from '../contracts/errorHandling';
 import { contextArgs, dispatchCommand } from './dispatchers';
 import SernEmitter from '../sernEmitter';
 import type { Processed } from '../../types/handler';
 import { useContainerRaw } from '../dependencies';
+import type { Logging, ModuleManager } from '../contracts';
+import type { EventEmitter } from 'node:events';
 
-export default class MessageHandler extends EventsHandler<{
-    module: Processed<Module>;
-    args: unknown[];
-}> {
-    protected discordEvent: Observable<Message>;
+/**
+ * An operator function that processes a message to fetch a command module and prepares context payload.
+ * @param defaultPrefix
+ * @param get
+ */
+const createMessageProcessor = (
+    defaultPrefix: string,
+    get: (
+        cb: (ms: ModuleStore) => Processed<CommandModule> | undefined,
+    ) => CommandModule | undefined,
+) =>
+    pipe(
+        ignoreNonBot(defaultPrefix),
+        //This concatMap checks if module is undefined, and if it is, do not continue.
+        // Synonymous to filterMap, but I haven't thought of a generic implementation for filterMap yet
+        concatMap(message => {
+            const [prefix, ...rest] = fmt(message, defaultPrefix);
+            const module = get(ms => ms.TextCommands.get(prefix) ?? ms.BothCommands.get(prefix));
+            if (module === undefined) {
+                return EMPTY;
+            }
+            const payload = {
+                args: contextArgs(message, rest),
+                module,
+            };
+            return of(payload);
+        }),
+        map(({ args, module }) => dispatchCommand(module as Processed<TextCommand>, args)),
+    );
 
-    public constructor(protected wrapper: Wrapper) {
-        super(wrapper);
-        this.discordEvent = <Observable<Message>>fromEvent(this.client, 'messageCreate');
-        this.init();
-        this.payloadSubject
-            .pipe(
-                makeModuleExecutor(module => {
-                    this.emitter.emit(
-                        'module.activate',
-                        SernEmitter.failure(module, SernError.PluginFailure),
-                    );
-                }),
-                concatMap(payload => executeModule(this.emitter, payload)),
-                catchError(handleError(this.crashHandler, this.logger)),
-                finalize(() => {
-                    this.logger?.info({
-                        message: 'messageCreate stream closed or reached end of lifetime',
-                    });
-                    useContainerRaw()
-                        ?.disposeAll()
-                        .then(() => {
-                            this.logger?.info({ message: 'Cleaning container and crashing' });
-                        });
-                }),
-            )
-            .subscribe();
-    }
-
-    protected init(): void {
-        if (this.wrapper.defaultPrefix === undefined) return; //for now, just ignore if prefix doesn't exist
-        const { defaultPrefix } = this.wrapper;
-        const get = (cb: (ms: ModuleStore) => Processed<CommandModule> | undefined) => {
-            return this.modules.get(cb);
-        };
-        this.discordEvent
-            .pipe(
-                ignoreNonBot(this.wrapper.defaultPrefix),
-                //This concatMap checks if module is undefined, and if it is, do not continue.
-                // Synonymous to filterMap, but I haven't thought of a generic implementation for filterMap yet
-                concatMap(message => {
-                    const [prefix, ...rest] = fmt(message, defaultPrefix);
-                    const module = get(
-                        ms => ms.TextCommands.get(prefix) ?? ms.BothCommands.get(prefix),
-                    );
-                    if (module === undefined) {
-                        return EMPTY;
-                    }
-                    const payload = {
-                        args: contextArgs(message, rest),
-                        module,
-                    };
-                    return of(payload);
-                }),
-                map(({ args, module }) => dispatchCommand(module as Processed<TextCommand>, args)),
-            )
-            .subscribe({
-                next: value => this.setState(value),
-                error: reason => this.emitter.emit('error', SernEmitter.failure(reason)),
-            });
-    }
-
-    protected setState(state: { module: Processed<Module>; args: unknown[] }) {
-        this.payloadSubject.next(state);
+export function makeMessageCreate(
+    [s, client, err, log, modules]: [
+        SernEmitter,
+        EventEmitter,
+        ErrorHandling,
+        Logging | undefined,
+        ModuleManager,
+    ],
+    defaultPrefix?: string,
+) {
+    if (!defaultPrefix) {
+        return EMPTY.subscribe();
     }
+    const get = (cb: (ms: ModuleStore) => Processed<CommandModule> | undefined) => {
+        return modules.get(cb);
+    };
+    const messageStream$ = fromEvent<Message>(client, 'messageCreate');
+    const messageProcessor = createMessageProcessor(defaultPrefix, get);
+    return messageStream$
+        .pipe(
+            messageProcessor,
+            makeModuleExecutor(module => {
+                s.emit('module.activate', SernEmitter.failure(module, SernError.PluginFailure));
+            }),
+            concatMap(payload => executeModule(s, payload)),
+            catchError(handleError(err, log)),
+            finalize(() => {
+                log?.info({ message: 'messageCreate stream closed or reached end of lifetime' });
+                useContainerRaw()
+                    ?.disposeAll()
+                    .then(() => log?.info({ message: 'Cleaning container and crashing' }));
+            }),
+        )
+        .subscribe();
 }

src/handler/events/readyHandler.ts

@@ -1,72 +1,58 @@
-import { EventsHandler } from './eventsHandler';
-import type Wrapper from '../structures/wrapper';
-import { concatMap, fromEvent, type Observable, take } from 'rxjs';
+import { fromEvent, pipe, switchMap, take } from 'rxjs';
 import * as Files from '../utilities/readFile';
 import { errTap, scanModule } from './observableHandling';
-import { CommandType, SernError, type ModuleStore } from '../structures';
+import { CommandType, type ModuleStore, SernError } from '../structures';
 import { match } from 'ts-pattern';
 import { Result } from 'ts-results-es';
 import { ApplicationCommandType, ComponentType } from 'discord.js';
 import type { CommandModule } from '../../types/module';
 import type { Processed } from '../../types/handler';
-import type { ModuleManager } from '../contracts';
+import type { ErrorHandling, Logging, ModuleManager } from '../contracts';
 import { _const, err, ok } from '../utilities/functions';
 import { defineAllFields } from './operators';
 import SernEmitter from '../sernEmitter';
+import type { EventEmitter } from 'node:events';
 
-export default class ReadyHandler extends EventsHandler<{
-    module: Processed<CommandModule>;
-    absPath: string;
-}> {
-    protected discordEvent!: Observable<{ module: CommandModule; absPath: string }>;
-    constructor(wrapper: Wrapper) {
-        super(wrapper);
-        const ready$ = fromEvent(this.client, 'ready').pipe(take(1));
-        this.discordEvent = ready$.pipe(
-            concatMap(() =>
-                Files.buildData<CommandModule>(wrapper.commands).pipe(
-                    errTap(reason => {
-                        this.emitter.emit(
-                            'module.register',
-                            SernEmitter.failure(undefined, reason),
-                        );
-                    }),
-                ),
-            ),
-        );
-        this.init();
-        this.payloadSubject
-            .pipe(
-                scanModule({
-                    onFailure: module => {
-                        this.emitter.emit(
-                            'module.register',
-                            SernEmitter.failure(module, SernError.PluginFailure),
-                        );
-                    },
-                    onSuccess: ({ module }) => {
-                        this.emitter.emit('module.register', SernEmitter.success(module));
-                        return module;
-                    },
-                }),
-            )
-            .subscribe(module => {
-                const res = registerModule(this.modules, module as Processed<CommandModule>);
-                if (res.err) {
-                    this.crashHandler.crash(Error(SernError.InvalidModuleType));
-                }
-            });
-    }
-
-    protected init() {
-        this.discordEvent.pipe(defineAllFields()).subscribe({
-            next: value => this.setState(value),
-            complete: () => this.payloadSubject.unsubscribe(),
+export function makeReadyEvent(
+    [sEmitter, client, errorHandler, , moduleManager]: [
+        SernEmitter,
+        EventEmitter,
+        ErrorHandling,
+        Logging | undefined,
+        ModuleManager,
+    ],
+    commandDir: string,
+) {
+    const readyOnce$ = fromEvent(client, 'ready').pipe(take(1));
+    const parseCommandModules = pipe(
+        switchMap(() => Files.buildData<CommandModule>(commandDir)),
+        errTap(error => {
+            sEmitter.emit('module.register', SernEmitter.failure(undefined, error));
+        }),
+        defineAllFields(),
+    );
+    return readyOnce$
+        .pipe(
+            parseCommandModules,
+            scanModule({
+                onFailure: module => {
+                    sEmitter.emit(
+                        'module.register',
+                        SernEmitter.failure(module, SernError.PluginFailure),
+                    );
+                },
+                onSuccess: ({ module }) => {
+                    sEmitter.emit('module.register', SernEmitter.success(module));
+                    return module;
+                },
+            }),
+        )
+        .subscribe(module => {
+            const result = registerModule(moduleManager, module as Processed<CommandModule>);
+            if (result.err) {
+                errorHandler.crash(Error(SernError.InvalidModuleType));
+            }
         });
-    }
-    protected setState(state: { absPath: string; module: Processed<CommandModule> }): void {
-        this.payloadSubject.next(state);
-    }
 }
 
 function registerModule<T extends Processed<CommandModule>>(

src/handler/events/userDefinedEventsHandling.ts

@@ -1,4 +1,4 @@
-import { catchError, finalize, map, tap } from 'rxjs';
+import { catchError, finalize, map, tap, mergeAll } from 'rxjs';
 import { buildData } from '../utilities/readFile';
 import type { Dependencies, Processed } from '../../types/handler';
 import { errTap, scanModule } from './observableHandling';
@@ -13,57 +13,51 @@ import { handleError } from '../contracts/errorHandling';
 import { defineAllFields } from './operators';
 import { useContainerRaw } from '../dependencies';
 
-export function processEvents({ containerConfig, events }: Wrapper) {
-    const [client, errorHandling, sernEmitter, logger] = containerConfig.get(
-        '@sern/client',
-        '@sern/errors',
-        '@sern/emitter',
-        '@sern/logger',
-    ) as [EventEmitter, ErrorHandling, SernEmitter, Logging?];
-    const lazy = (k: string) => containerConfig.get(k as keyof Dependencies)[0];
-    const eventStream$ = eventObservable$(events!, sernEmitter);
+export function makeEventsHandler(
+    [s, client, err, log]: [SernEmitter, EventEmitter, ErrorHandling, Logging | undefined],
+    eventsPath: string,
+    containerGetter: Wrapper['containerConfig'],
+) {
+    const lazy = (k: string) => containerGetter.get(k as keyof Dependencies)[0];
+    const eventStream$ = eventObservable(eventsPath, s);
 
     const eventCreation$ = eventStream$.pipe(
         defineAllFields(),
         scanModule({
-            onFailure: module => sernEmitter.emit('module.register', SernEmitter.success(module)),
+            onFailure: module => s.emit('module.register', SernEmitter.success(module)),
             onSuccess: ({ module }) => {
-                sernEmitter.emit(
-                    'module.register',
-                    SernEmitter.failure(module, SernError.PluginFailure),
-                );
+                s.emit('module.register', SernEmitter.failure(module, SernError.PluginFailure));
                 return module;
             },
         }),
     );
     const intoDispatcher = (e: Processed<EventModule | CommandModule>) =>
         match(e)
-            .with({ type: EventType.Sern }, m => eventDispatcher(m, sernEmitter))
+            .with({ type: EventType.Sern }, m => eventDispatcher(m, s))
             .with({ type: EventType.Discord }, m => eventDispatcher(m, client))
             .with({ type: EventType.External }, m => eventDispatcher(m, lazy(m.emitter)))
-            .otherwise(() => errorHandling.crash(Error(SernError.InvalidModuleType)));
-
+            .otherwise(() => err.crash(Error(SernError.InvalidModuleType)));
     eventCreation$
         .pipe(
             map(intoDispatcher),
             /**
              * Where all events are turned on
              */
-            tap(dispatcher => dispatcher.subscribe()),
-            catchError(handleError(errorHandling, logger)),
+            mergeAll(),
+            catchError(handleError(err, log)),
             finalize(() => {
-                logger?.info({ message: 'an event module reached end of lifetime' });
+                log?.info({ message: 'an event module reached end of lifetime' });
                 useContainerRaw()
                     ?.disposeAll()
                     .then(() => {
-                        logger?.info({ message: 'Cleaning container and crashing' });
+                        log?.info({ message: 'Cleaning container and crashing' });
                     });
             }),
         )
         .subscribe();
 }
 
-function eventObservable$(events: string, emitter: SernEmitter) {
+function eventObservable(events: string, emitter: SernEmitter) {
     return buildData<EventModule>(events).pipe(
         errTap(reason => {
             emitter.emit('module.register', SernEmitter.failure(undefined, reason));

src/handler/plugins/createPlugin.ts

@@ -1,4 +1,4 @@
-import { CommandType, EventType, PluginType } from '../structures/enums';
+import { CommandType, EventType, PluginType } from '../structures';
 import type { Plugin, PluginResult } from '../../types/plugin';
 import type { CommandArgs, EventArgs } from './args';
 import type { ClientEvents } from 'discord.js';

src/handler/sern.ts

@@ -1,10 +1,10 @@
 import type Wrapper from './structures/wrapper';
-import { processEvents } from './events/userDefinedEventsHandling';
+import { makeEventsHandler } from './events/userDefinedEventsHandling';
 import { CommandType, EventType, PluginType } from './structures/enums';
 import type { AnyEventPlugin, ControlPlugin, InitPlugin, Plugin } from '../types/plugin';
-import InteractionHandler from './events/interactionHandler';
-import ReadyHandler from './events/readyHandler';
-import MessageHandler from './events/messageHandler';
+import { makeInteractionCreate } from './events/interactionHandler';
+import { makeReadyEvent } from './events/readyHandler';
+import { makeMessageCreate } from './events/messageHandler';
 import type {
     CommandModule,
     CommandModuleDefs,
@@ -14,7 +14,7 @@ import type {
     InputEvent,
 } from '../types/module';
 import type { Dependencies, DependencyConfiguration } from '../types/handler';
-import { composeRoot, useContainer } from './dependencies/provider';
+import { composeRoot, makeFetcher, useContainer } from './dependencies/provider';
 import type { Logging } from './contracts';
 import { err, ok, partition } from './utilities/functions';
 import type { Awaitable, ClientEvents } from 'discord.js';
@@ -37,14 +37,15 @@ import type { Awaitable, ClientEvents } from 'discord.js';
  */
 export function init(wrapper: Wrapper) {
     const logger = wrapper.containerConfig.get('@sern/logger')[0] as Logging | undefined;
+    const requiredDependenciesAnd = makeFetcher(wrapper);
     const startTime = performance.now();
     const { events } = wrapper;
     if (events !== undefined) {
-        processEvents(wrapper);
+        makeEventsHandler(requiredDependenciesAnd([]), events, wrapper.containerConfig);
     }
-    new ReadyHandler(wrapper);
-    new MessageHandler(wrapper);
-    new InteractionHandler(wrapper);
+    makeReadyEvent(requiredDependenciesAnd(['@sern/modules']), wrapper.commands);
+    makeMessageCreate(requiredDependenciesAnd(['@sern/modules']), wrapper.defaultPrefix);
+    makeInteractionCreate(requiredDependenciesAnd(['@sern/modules']));
     const endTime = performance.now();
     logger?.info({ message: `sern : ${(endTime - startTime).toFixed(2)} ms` });
 }

src/handler/utilities/functions.ts

@@ -5,6 +5,7 @@ import { Err, Ok } from 'ts-results-es';
  * A function that returns whatever value is provided.
  * Warning: this evaluates { @param value }. It does not defer a value.
  * @param value
+ * @__PURE__
  */
 // prettier-ignore
 export const _const = <T>(value: T) => () => value;

tsup.config.js

@@ -5,7 +5,7 @@ const shared = {
     platform: 'node',
     clean: true,
     sourcemap: false,
-    minify: true
+    minify: true,
 };
 export default defineConfig([
     {
@@ -13,7 +13,6 @@ export default defineConfig([
         target: 'node16',
         tsconfig: './tsconfig-esm.json',
         outDir: './dist/esm',
-        external: ['discord.js'],
         treeshake: true,
         outExtension() {
             return {
@@ -25,7 +24,6 @@ export default defineConfig([
     {
         format: 'cjs',
         splitting: false,
-        external: ['discord.js'],
         target: 'node16',
         tsconfig: './tsconfig-cjs.json',
         outDir: './dist/cjs',