121 lines
2.6 KiB
CUE
121 lines
2.6 KiB
CUE
// Yarn is a package manager for Javascript applications
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package yarn
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import (
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"strings"
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"dagger.io/dagger"
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"universe.dagger.io/alpine"
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"universe.dagger.io/bash"
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"universe.dagger.io/docker"
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)
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#Build: #Run & {
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buildDir: *"build" | string
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script: *"build" | string
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}
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// Build a Yarn package
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#Run: {
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// Custom name for the build.
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// When building different apps in the same plan, assign
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// different names for optimal caching.
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name: string | *""
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// Application source code
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source: dagger.#FS
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// working directory to use
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cwd: *"." | string
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// Write the contents of `environment` to this file,
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// in the "envfile" format
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writeEnvFile: string | *""
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// Read build output from this directory
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// (path must be relative to working directory)
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buildDir?: string
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// Run this yarn script
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script: string
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// Fix for shadowing issues
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let yarnScript = script
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// Optional arguments for the script
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args: [...string] | *[]
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// Secret variables
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// FIXME: not implemented. Are they needed?
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secrets: [string]: dagger.#Secret
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// FIXME: Yarn's version depends on Alpine's version
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// Yarn version
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// yarnVersion: *"=~1.22" | string
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// FIXME: custom base image not supported
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_buildImage: alpine.#Build & {
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packages: {
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bash: {}
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yarn: {}
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}
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}
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// Run yarn in a docker container
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container: bash.#Run & {
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input: *_buildImage.output | docker.#Image
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// FIXME: move shell script to its own file
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script: contents: #"""
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# Create $ENVFILE_NAME file if set
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[ -n "$ENVFILE_NAME" ] && echo "$ENVFILE" > "$ENVFILE_NAME"
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yarn --cwd "$YARN_CWD" install --production false
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opts=( $(echo $YARN_ARGS) )
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yarn --cwd "$YARN_CWD" run "$YARN_BUILD_SCRIPT" ${opts[@]}
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if [ ! -z "${YARN_BUILD_DIRECTORY:-}" ]; then
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mv "$YARN_BUILD_DIRECTORY" /build
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else
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mkdir /build
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fi
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"""#
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mounts: {
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"yarn cache": {
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dest: "/cache/yarn"
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contents: dagger.#CacheDir & {
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// FIXME: are there character limitations in cache ID?
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id: "universe.dagger.io/yarn.#Build \(name)"
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}
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}
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"package source": {
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dest: "/src"
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contents: source
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}
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}
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export: directories: "/build": _
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env: {
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YARN_BUILD_SCRIPT: yarnScript
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YARN_ARGS: strings.Join(args, "\n")
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YARN_CACHE_FOLDER: "/cache/yarn"
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YARN_CWD: cwd
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if buildDir != _|_ {
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YARN_BUILD_DIRECTORY: buildDir
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}
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if writeEnvFile != "" {
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ENVFILE_NAME: writeEnvFile
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ENVFILE: strings.Join([ for k, v in env {"\(k)=\(v)"}], "\n")
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}
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}
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workdir: "/src"
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}
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// The final contents of the package after build
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output: container.export.directories."/build"
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}
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