finish

.dockerignore

+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+/data
+/output
+/config.yaml
+
+.git*
+Dockerfile
+.dockerignore
+/tests

.eslintignore

+webpack.config.js
+dist/*
+build/*
+*.js

.eslintrc.js

+module.exports = {
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: 'tsconfig.json',
+    sourceType: 'module',
+  },
+  plugins: ['@typescript-eslint/eslint-plugin'],
+  extends: [
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended',
+  ],
+  root: true,
+  env: {
+    node: true,
+    jest: true,
+  },
+  ignorePatterns: ['.eslintrc.js'],
+  rules: {
+    '@typescript-eslint/interface-name-prefix': 'off',
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+  },
+};

.gitignore

+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+/data
+/output
+/config.yaml

.gitlab-ci.yml

+stages:
+  - install
+  - build
+  - deploy
+
+variables:
+  GIT_DEPTH: "1"
+
+npm_ci:
+  stage: install
+  tags:
+    - linux
+  script:
+    - npm ci
+  artifacts:
+    paths:
+      - node_modules
+
+.build_base:
+  stage: build
+  tags:
+    - linux
+  dependencies:
+    - npm_ci
+
+build:
+  extends:
+    - .build_base
+  script:
+    - npm run build
+  artifacts:
+    paths:
+      - dist/
+
+unit-test:
+  extends:
+    - .build_base
+  script:
+    - npm run test
+
+deploy_npm:
+  stage: deploy
+  dependencies:
+    - build
+  tags:
+    - linux
+  script:
+    - apt update;apt -y install coreutils
+    - echo $NPMRC | base64 --decode > ~/.npmrc
+    - npm publish . || true
+  only:
+    - master

.npmignore

+/install-npm.sh
+.git*
+/data
+/output
+/config.yaml
+.idea
+.dockerignore
+Dockerfile
+/src
+/coverage
+/tests
+/dist/tests

.prettierrc

+{
+  "singleQuote": true,
+  "trailingComma": "all"
+}
\ No newline at end of file

Dockerfile

+FROM node:bullseye-slim as base
+LABEL Author="Nanahira <nanahira@momobako.com>"
+
+RUN apt update && apt -y install python3 build-essential && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+WORKDIR /usr/src/app
+COPY ./package*.json ./
+
+FROM base as builder
+RUN npm ci && npm cache clean --force
+COPY . ./
+RUN npm run build
+
+FROM base
+ENV NODE_ENV production
+RUN npm ci && npm cache clean --force
+COPY --from=builder /usr/src/app/dist ./dist
+
+CMD [ "npm", "start" ]

LICENSE

+The MIT License (MIT)
+
+Copyright (c) 2021 Nanahira
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

index.ts

+import 'reflect-metadata';
+export * from './src/register';
+export * from './src/decorators';
+export * from './src/def/interfaces';
+export * from './src/utility';

package.json

+{
+  "name": "koishi-decorators",
+  "description": "Decorator defs for thirdeye and nestjs.",
+  "version": "1.0.0",
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "scripts": {
+    "lint": "eslint --fix .",
+    "build": "rimraf dist && tsc",
+    "test": "jest --passWithNoTests",
+    "start": "node dist/index.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://code.mycard.moe/3rdeye/koishi-decorators.git"
+  },
+  "author": "Nanahira <nanahira@momobako.com>",
+  "license": "MIT",
+  "keywords": [],
+  "bugs": {
+    "url": "https://code.mycard.moe/3rdeye/koishi-decorators/issues"
+  },
+  "homepage": "https://code.mycard.moe/3rdeye/koishi-decorators",
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "tests",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  },
+  "devDependencies": {
+    "@koishijs/plugin-mock": "^1.0.0",
+    "@types/jest": "^27.4.0",
+    "@types/lodash": "^4.14.178",
+    "@types/node": "^17.0.10",
+    "@typescript-eslint/eslint-plugin": "^4.33.0",
+    "@typescript-eslint/parser": "^4.33.0",
+    "eslint": "^7.32.0",
+    "eslint-config-prettier": "^8.3.0",
+    "eslint-plugin-prettier": "^3.4.1",
+    "jest": "^27.4.7",
+    "koishi": "^4.1.0",
+    "prettier": "^2.5.1",
+    "rimraf": "^3.0.2",
+    "ts-jest": "^27.1.3",
+    "typescript": "^4.5.5"
+  },
+  "peerDependencies": {
+    "koishi": "^4.1.0"
+  },
+  "dependencies": {
+    "@types/koa": "^2.13.4",
+    "@types/koa__router": "^8.0.11",
+    "lodash": "^4.17.21",
+    "reflect-metadata": "^0.1.13",
+    "typed-reflector": "^1.0.9"
+  }
+}

src/decorators.ts

@@ -15,12 +15,13 @@ import { CommandPut, DoRegister } from './registry';
 
 // Register method
 
-export const UseMiddleware = DoRegister.middleware;
-export const UseEvent = (name: EventName, prepend?: boolean): MethodDecorator =>
+export const UseMiddleware = (prepend = false): MethodDecorator =>
+  DoRegister.middleware(prepend);
+export const UseEvent = (name: EventName, prepend = false): MethodDecorator =>
   DoRegister.event({ name, prepend });
 export const UseBeforeEvent = (
   name: BeforeEventName,
-  prepend?: boolean,
+  prepend = false,
 ): MethodDecorator => DoRegister.beforeEvent({ name, prepend });
 export const UsePlugin = (): MethodDecorator => DoRegister.plugin();
 

src/register.ts

@@ -8,12 +8,12 @@ import { Context } from 'koishi';
 import { getContextFromFilters } from './utility';
 import { DoRegister } from './registry';
 
-export interface DoRegisterResult extends DoRegister.Config {
-  key: string;
+export interface DoRegisterResult<T> extends DoRegister.Config {
+  key: keyof T & string;
   result: any;
 }
 
-export class DeclarationRegistrar<T = any> {
+export class Registrar<T = any> {
   constructor(private obj: T, private alternativeObject?: any) {}
 
   getAllFieldsToRegister(): (keyof T)[] {
@@ -21,43 +21,50 @@ export class DeclarationRegistrar<T = any> {
     return arr as (keyof T)[];
   }
 
-  getScopeContext(ctx: Context, key?: keyof T & string) {
+  getScopeContext(ctx: Context, key?: keyof T, autoScope = true) {
+    if (key && autoScope) {
+      ctx = this.getScopeContext(ctx);
+    }
     let contextFilters = reflector.getArray(
       KoishiOnContextScope,
       this.obj,
-      key,
+      key as string,
     );
     if (this.alternativeObject) {
       contextFilters = contextFilters.concat(
-        reflector.getArray(KoishiOnContextScope, this.alternativeObject, key),
+        reflector.getArray(
+          KoishiOnContextScope,
+          this.alternativeObject,
+          key as string,
+        ),
       );
     }
     return getContextFromFilters(ctx, contextFilters);
   }
 
-  register(ctx: Context, key: keyof T & string): DoRegisterResult {
-    const data = reflector.get(KoishiDoRegister, this, key);
+  register(ctx: Context, key: keyof T, autoScope = true): DoRegisterResult<T> {
+    if (autoScope) {
+      ctx = this.getScopeContext(ctx, key, true);
+    }
+    const _key = key as string;
+    const data = reflector.get(KoishiDoRegister, this.obj, _key);
     if (!data) return;
     const result = DoRegister.registry.execute(
       data,
       ctx,
       this.obj,
-      key,
+      _key,
       this.alternativeObject,
     );
-    return { ...data, key, result };
+    return { ...data, key: key as keyof T & string, result };
   }
 
   registerAll(ctx: Context, autoScope = false) {
     if (autoScope) {
       ctx = this.getScopeContext(ctx);
     }
-    return this.getAllFieldsToRegister().map((_key) => {
-      const key = _key as keyof T & string;
-      return this.register(
-        this.getScopeContext(ctx, key),
-        key as keyof T & string,
+    return this.getAllFieldsToRegister().map((key) =>
+      this.register(ctx, key, true),
     );
-    });
   }
 }

src/registry/registries/do-register.ts

@@ -143,6 +143,7 @@ export namespace DoRegister {
           });
         }
       }
+      return command;
     },
   );
 }

tests/register.spec.ts

+import {
+  CommandUsage,
+  PutOption,
+  UseCommand,
+  UseEvent,
+  UseMiddleware,
+} from '../src/decorators';
+import { App, Command, Next, Session } from 'koishi';
+import { Registrar } from '../src/register';
+import { EventNameAndPrepend } from '../src/def';
+
+class MyClass {
+  @UseMiddleware()
+  async onPing(session: Session, next: Next) {
+    if (session.content === 'ping') {
+      return 'pong';
+    }
+    return next;
+  }
+
+  @UseEvent('message')
+  async onMessage(session: Session) {
+    if (session.content === 'pang') {
+      return session.send('peng');
+    }
+  }
+
+  @UseCommand('echo', 'hi')
+  @CommandUsage('foo')
+  async onEcho(@PutOption('content', '-c <content:string>') content: string) {
+    return `bot: ${content}`;
+  }
+}
+
+const registrar = new Registrar(new MyClass());
+
+describe('Register', () => {
+  let app: App;
+
+  beforeEach(async () => {
+    app = new App();
+    await app.start();
+  });
+
+  it('should register middleware', () => {
+    const result = registrar.register(app, 'onPing');
+    expect(result.type).toBe('middleware');
+    expect(result.data).toEqual(false);
+  });
+
+  it('should register event', () => {
+    const result = registrar.register(app, 'onMessage');
+    expect(result.type).toBe('onEvent');
+    expect((result.data as EventNameAndPrepend).name).toBe('message');
+  });
+
+  it('should register command', () => {
+    const result = registrar.register(app, 'onEcho');
+    expect(result.type).toBe('command');
+    const command: Command = result.result;
+    expect(command._usage).toBe('foo');
+    expect(command._options.content.name).toBe('content');
+    expect(command.execute({ options: { content: 'hello' } })).resolves.toBe(
+      'bot: hello',
+    );
+  });
+});

tests/scope.spec.ts

+import { OnGuild, OnPlatform } from '../src/decorators';
+import { App, Session } from 'koishi';
+import { Registrar } from '../src/register';
+
+@OnPlatform('discord')
+class MyClass {
+  @OnGuild('1111111111')
+  foo() {}
+}
+
+describe('Scope', () => {
+  let app: App;
+
+  beforeEach(async () => {
+    app = new App();
+    await app.start();
+  });
+
+  it('should check scope', () => {
+    const correctSession = {
+      guildId: '1111111111',
+      platform: 'discord',
+    } as Session;
+
+    const wrongSession1 = {
+      guildId: '2222222222',
+      platform: 'discord',
+    } as Session;
+
+    const wrongSession2 = {
+      guildId: '1111111111',
+      platform: 'telegram',
+    } as Session;
+
+    const registrar = new Registrar(new MyClass());
+    const globalCtx = registrar.getScopeContext(app);
+    const methodCtx = registrar.getScopeContext(app, 'foo', true);
+
+    expect(globalCtx.filter(correctSession)).toBe(true);
+    expect(globalCtx.filter(wrongSession1)).toBe(true);
+    expect(globalCtx.filter(wrongSession2)).toBe(false);
+
+    expect(methodCtx.filter(correctSession)).toBe(true);
+    expect(methodCtx.filter(wrongSession1)).toBe(false);
+    expect(methodCtx.filter(wrongSession2)).toBe(false);
+  });
+});

tsconfig.json

+{
+	"compilerOptions": {
+		"outDir": "dist",
+		"module": "commonjs",
+		"target": "es2021",
+		"esModuleInterop": true,
+		"emitDecoratorMetadata": true,
+		"experimentalDecorators": true,
+		"declaration": true,
+		"sourceMap": true,
+		"skipLibCheck": true
+	},
+	"compileOnSave": true,
+	"allowJs": true,
+	"include": [
+		"*.ts",
+		"src/**/*.ts",
+		"test/**/*.ts",
+		"tests/**/*.ts"
+	]
+}