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raymondfengraymondfeng
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feat: add greeter-extension example
The example illustrates how to implement extension point/extenion pattern in LoopBack 4 to provide great extensibility.
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‎CODEOWNERS

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packages/testlab/* @bajtos
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examples/todo/* @bajtos @hacksparrow
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examples/express-composition/* @nabdelgadir
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examples/greeter-extension/* @raymondfeng
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examples/hello-world/* @b-admike
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examples/log-extension/* @hacksparrow
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examples/rpc-server/* @hacksparrow

‎docs/site/Examples.md

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- **[rpc-server](https://github.com/strongloop/loopback-next/tree/master/examples/rpc-server)**:
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An example showing how to implement a made-up RPC protocol.
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- **[greeter-extension](https://github.com/strongloop/loopback-next/tree/master/examples/greeter-extension)**:
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An example showing how to implement the extension point/extension pattern.
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- **[loopback4-example-shopping](https://github.com/strongloop/loopback4-example-shopping)**:
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An online e-commerce demo to validate/test the LoopBack 4 framework readiness.
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rpc-server: A basic RPC server using a made-up protocol.
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soap-calculator: An example on how to integrate SOAP web services.
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express-composition: A simple Express application that uses LoopBack 4 REST API.
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greeter-extension: An example showing how to implement the extension point/extension pattern.
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```
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Please follow the instructions in

‎docs/site/MONOREPO.md

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| [core](https://github.com/strongloop/loopback-next/tree/master/packages/core) | @loopback/core | Define and implement core constructs such as Application and Component |
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| [docs](https://github.com/strongloop/loopback-next/tree/master/docs) | @loopback/docs | Documentation files rendered at [https://loopback.io](https://loopback.io) |
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| [example-express-composition](https://github.com/strongloop/loopback-next/tree/master/examples/express-composition) | @loopback/example-express-composition | A simple Express application that uses LoopBack 4 REST API |
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| [example-greeter-extension](https://github.com/strongloop/loopback-next/tree/master/examples/greeter-extension) | @loopback/example-greeter-extension | An example showing how to implement the extension point/extension pattern using LoopBack 4 |
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| [example-hello-world](https://github.com/strongloop/loopback-next/tree/master/examples/hello-world) | @loopback/example-hello-world | A simple hello-world application using LoopBack 4 |
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| [example-log-extension](https://github.com/strongloop/loopback-next/tree/master/examples/log-extension) | @loopback/example-log-extension | An example showing how to write a complex log extension for LoopBack 4 |
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| [example-rpc-server](https://github.com/strongloop/loopback-next/tree/master/examples/rpc-server) | @loopback/example-rpc-server | An example RPC server and application to demonstrate the creation of your own custom server |

‎examples/greeter-extension/.npmrc

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package-lock=true

‎examples/greeter-extension/.prettierignore

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dist
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*.json

‎examples/greeter-extension/.prettierrc

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{
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"bracketSpacing": false,
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"singleQuote": true,
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"printWidth": 80,
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"trailingComma": "all"
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}

‎examples/greeter-extension/.vscode/settings.json

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{
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"editor.rulers": [80],
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"editor.tabCompletion": "on",
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"editor.tabSize": 2,
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"editor.trimAutoWhitespace": true,
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"editor.formatOnSave": true,
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"files.exclude": {
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"**/.DS_Store": true,
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"**/.git": true,
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"**/.hg": true,
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"**/.svn": true,
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"**/CVS": true,
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"dist": true,
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},
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"files.insertFinalNewline": true,
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"files.trimTrailingWhitespace": true,
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"tslint.ignoreDefinitionFiles": true,
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"typescript.tsdk": "./node_modules/typescript/lib"
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}

‎examples/greeter-extension/.vscode/tasks.json

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{
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// See https://go.microsoft.com/fwlink/?LinkId=733558
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// for the documentation about the tasks.json format
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"version": "2.0.0",
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"tasks": [
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{
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"label": "Watch and Compile Project",
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"type": "shell",
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"command": "npm",
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"args": ["--silent", "run", "build:watch"],
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"group": {
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"kind": "build",
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"isDefault": true
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},
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"problemMatcher": "$tsc-watch"
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},
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{
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"label": "Build, Test and Lint",
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"type": "shell",
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"command": "npm",
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"args": ["--silent", "run", "test:dev"],
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"group": {
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"kind": "test",
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"isDefault": true
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},
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"problemMatcher": ["$tsc", "$tslint5"]
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}
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]
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}

‎examples/greeter-extension/LICENSE

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Copyright (c) IBM Corp. 2019. All Rights Reserved.
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Node module: @loopback/example-greeter-extension
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This project is licensed under the MIT License, full text below.
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--------
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MIT license
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.

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