97 lines
2.0 KiB
CUE
97 lines
2.0 KiB
CUE
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// 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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"dagger.io/dagger/engine" // FIXME: should not be needed for common cases
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"universe.dagger.io/alpine"
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"universe.dagger.io/bash"
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)
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// Build a Yarn package
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#Build: {
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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 | *"build"
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// Run this yarn script
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script: string | *"build"
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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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secrets: [string]: dagger.#Secret
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// Yarn version
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yarnVersion: *"=~1.22" | string
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// Run yarn in a containerized build environment
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command: bash.#Run & {
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*{
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image: (alpine.#Build & {
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bash: version: "=~5.1"
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yarn: version: yarnVersion
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}).image
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env: CUSTOM_IMAGE: "0"
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} | {
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env: CUSTOM_IMAGE: "1"
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}
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script: """
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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" ${opts[@]}
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mv "$YARN_BUILD_DIRECTORY" /build
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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: engine.#CacheDir
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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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// FIXME: mount secrets
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}
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output: directories: "/build": _
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env: {
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YARN_BUILD_SCRIPT: script
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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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YARN_BUILD_DIRECTORY: buildDir
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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: command.output.directories."/build".contents
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}
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