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https://github.com/vlang/v.git
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59 lines
1.8 KiB
V
Executable File
59 lines
1.8 KiB
V
Executable File
#!/usr/bin/env -S v run
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import build
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import time
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// Define variables that can be used to change tasks in the buildscript
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const app_name = 'hello'
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const program_args = 'World'
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const build_dir = 'target'
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// Make the build context
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mut context := build.context(
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// Set the default task to `release` when no arguments are provided
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default: 'release'
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)
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// Add a few simple tasks
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context.task(name: 'doc', run: |self| system('echo "Nothing to do"'))
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context.task(name: 'run', run: |self| system('v run . ${program_args}'))
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context.task(name: 'build', run: |self| system('v .'))
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context.task(name: 'build.prod', run: |self| system('v -prod -o ${app_name} .'))
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// `_` to denote "private" tasks. Nothing stops the user from using it, but
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// this tells them that the task is not meant to be used by them.
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context.task(
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name: '_mkdirs'
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// The `help` field is displayed in `--tasks` to give a short summary of what the task does.
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help: 'Makes the directories used by the application'
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run: fn (self build.Task) ! {
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if !exists(build_dir) {
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mkdir_all(build_dir) or { panic(err) }
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}
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}
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)
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// This task will only run when the `test.txt` file is outdated
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context.artifact(
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name: 'test.txt'
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help: 'Generate test.txt'
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run: fn (self build.Task) ! {
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write_file('test.txt', time.now().str())!
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}
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)
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// Add a more complex task
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context.task(
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name: 'release'
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help: 'Build the app in production mode, generates documentation, and releases the build on Git'
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depends: ['_mkdirs', 'doc', 'test.txt']
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run: fn (self build.Task) ! {
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system('v -prod -o ${build_dir}/${app_name} .')
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// Pretend we are using Git to publish the built file as a release here.
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}
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)
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// Run the build context. This will iterate over os.args and each corresponding
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// task, skipping any arguments that start with a hyphen (-)
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context.run()
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