Dart | Working with the DartCommand Line
Introduction
Dart Command Line
To show all commands, just run dart
❯ dart
A command-line utility for Dart development.
Usage: dart <command|dart-file> [arguments]
Global options:
-h, --help Print this usage information.
-v, --verbose Show additional command output.
--version Print the Dart SDK version.
--enable-analytics Enable analytics.
--disable-analytics Disable analytics.
Available commands:
analyze Analyze Dart code in a directory.
compile Compile Dart to various formats.
create Create a new Dart project.
devtools Open DevTools (optionally connecting to an existing application).
doc Generate API documentation for Dart projects.
fix Apply automated fixes to Dart source code.
format Idiomatically format Dart source code.
migrate Perform null safety migration on a project.
pub Work with packages.
run Run a Dart program.
test Run tests for a project.Create a Dart project
❯ dart create
Create a new Dart project.
Usage: dart create [arguments] <directory>
-h, --help Print this usage information.
-t, --template The project template to use.
[console] (default) A command-line application.
[package] A package containing shared Dart libraries.
[server-shelf] A server app using package:shelf.
[web] A web app that uses only core Dart libraries.
--[no-]pub Whether to run 'pub get' after the project has been created.
(defaults to on)
--force Force project generation, even if the target directory already exists.Create a Server App
Create the Project
❯ dart create app_server -t server-shelf Creating app_server using template server-shelf... .gitignore analysis_options.yaml CHANGELOG.md pubspec.yaml README.md Dockerfile .dockerignore test\server_test.dart bin\server.dart Running pub get... Resolving dependencies... Downloading lints 2.0.0... Downloading shelf_router 1.1.3... Downloading http_methods 1.1.0... Downloading test 1.21.2... Downloading test_core 0.4.14... Downloading test_api 0.4.10... Downloading glob 2.1.0... Downloading frontend_server_client 2.1.3... Downloading analyzer 4.1.0... Downloading _fe_analyzer_shared 40.0.0... Downloading coverage 1.3.2... Changed 49 dependencies! Created project app_server in app_server! In order to get started, run the following commands: cd app_server dart run bin/server.dart
Run the App
❯ cd app_server
❯ dart run bin/server.dart
Create a Web App
Create the Project
❯ dart create app_web -t web Creating app_web using template web... .gitignore analysis_options.yaml CHANGELOG.md pubspec.yaml README.md web\index.html web\main.dart web\styles.css Running pub get... Resolving dependencies... Downloading build_web_compilers 3.2.3... Downloading protobuf 2.1.0... Downloading build_modules 4.0.5... Downloading build_runner 2.1.11... Downloading matcher 0.12.12... Downloading build 2.3.0... Downloading dart_style 2.2.3... Downloading build_resolvers 2.0.9... Changed 58 dependencies! Created project app_web in app_web! In order to get started, run the following commands: cd app_web dart pub global activate webdev webdev serve
Run the App
❯ cd app_web
❯ dart pub global activate webdev Package webdev is currently active at version 2.7.9. Resolving dependencies... The package webdev is already activated at newest available version. To recompile executables, first run `dart pub global deactivate webdev`. Installed executable webdev. Activated webdev 2.7.9.
❯ webdev serve
Serve with different Port as the default port 8080
❯ webdev serve web:10000 [INFO] Building new asset graph completed, took 11.2s [INFO] Checking for unexpected pre-existing outputs. completed, took 13ms [INFO] Serving `web` on http://127.0.0.1:10000 [WARNING] No actions completed for 51.9s, waiting on: - build_web_compilers:entrypoint on web/main.dart [INFO] Generating SDK summary completed, took 49.3s [WARNING] No actions completed for 15.0s, waiting on: - build_web_compilers:sdk_js on asset:build_web_compilers/$package$ - build_web_compilers:entrypoint on web/main.dart [WARNING] No actions completed for 15.0s, waiting on: - build_web_compilers:sdk_js on asset:build_web_compilers/$package$ - build_web_compilers:entrypoint on web/main.dart [INFO] Running build completed, took 1m 40s [INFO] Caching finalized dependency graph completed, took 1.7s [INFO] Succeeded after 1m 42s with 15 outputs (1363 actions) [INFO] ---------------------------------------------------------------------
Create a Command-line App
Create the Project
❯ dart create app_console -t console Creating app_console using template console... .gitignore analysis_options.yaml CHANGELOG.md pubspec.yaml README.md bin\app_console.dart lib\app_console.dart test\app_console_test.dart Running pub get... Resolving dependencies... Changed 46 dependencies! Created project app_console in app_console! In order to get started, run the following commands: cd app_console dart run
Run the App
❯ cd app_console
❯ dart run Building package executable... Built app_console:app_console. Hello world: 42!
Build an executable for Windows
❯ dart compile exe .\bin\main.dart Info: Compiling with sound null safety Generated: ...\app_console\bin\main.exe
❯ dir bin
Directory: D:\CLOUD\Programmier-Workshops\Kurse\Dart\Einsteiger\Overview\app_console\bin
Mode LastWriteTime Length Name
---- ------------- ------ ----
-a--- 21.06.2022 10:28 329 main.dart
-a--- 21.06.2022 10:33 5025280 main.exe
❯ .\bin\main.exe
Hello world: 42!Use a different App Name as Executable:
- Use option -o with dart compile
❯ dart compile exe .\bin\main.dart -o starter.exe ❯ .\bin\starter.exe
- configure name in pubspec.yaml
executables: github_activity: gh_activity