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feat(build): add support for build async code #32

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merged 1 commit into from
Feb 2, 2024
Merged

feat(build): add support for build async code #32

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5 changes: 5 additions & 0 deletions src/commands/build.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,10 @@ export default class Build extends BaseCommand {
options: ['production', 'prod', 'development', 'dev'],
default: 'production',
})(),
experimentalAsync: Flags.boolean({
description: 'Build async code',
default: false
}),
}

public async run(): Promise<void> {
Expand Down Expand Up @@ -101,6 +105,7 @@ export default class Build extends BaseCommand {
customWebpack: flags.webpack,
buildEntries,
isDev,
isAsync: flags.experimentalAsync,
})
if (!flags.silent) {
this.action.stop()
Expand Down
24 changes: 19 additions & 5 deletions src/lib/runWebpack.ts
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Expand Up @@ -13,6 +13,11 @@ import { formatWebpackMessages } from '../lib/formatWebpackMessages'

export const MAX_BUILD_SIZE = 1024 * 400

const BUILD_ASYNC_CODE_TEMPLATE = `
import main from '{filePath}';
main.apply(null, globalThis.scriptArgs).then(result => {console.info(result);globalThis.scriptOutput = result});
`

const BUILD_CODE_TEMPLATE = `
import main from '{filePath}';
globalThis.scriptOutput = main.apply(null, globalThis.scriptArgs);
Expand Down Expand Up @@ -72,13 +77,16 @@ const getBaseConfig = (
},
})


function modifyFilePath(filePath: string) {
const parsedPath = path.parse(filePath.replace(/([^/]+)$/, '_$1'))
function removeExtension(filePath: string) {
const parsedPath = path.parse(filePath)
const newPath = path.join(parsedPath.dir, parsedPath.name)
return newPath
}

function modifyTargetPath(filePath: string) {
return removeExtension(filePath.replace(/([^/]+)$/, '_$1'))
}

export async function runWebpack({
buildEntries,
projectDir,
Expand All @@ -87,6 +95,7 @@ export async function runWebpack({
customWebpack,
isDev = false,
clean = false,
isAsync = false
}: {
buildEntries: Configuration['entry'],
projectDir: string,
Expand All @@ -95,13 +104,18 @@ export async function runWebpack({
customWebpack?: string,
isDev: boolean,
clean: boolean,
isAsync?: boolean
}): Promise<Stats> {
const build_code_template = isAsync ? BUILD_ASYNC_CODE_TEMPLATE : BUILD_CODE_TEMPLATE
const virtualModules = new VirtualModulesPlugin(Object.entries(buildEntries || {}).reduce((acc, [, value]) => {
acc[path.join(projectDir, modifyFilePath(value))] = BUILD_CODE_TEMPLATE.replace(/{filePath}/g, upath.join(projectDir, value))
acc[path.join(projectDir, modifyTargetPath(value))] = build_code_template.replace(
/{filePath}/g,
upath.join(projectDir, removeExtension(value)),
)
return acc
}, {} as Record<string, string>))
const newBuildEntries = Object.entries(buildEntries || {}).reduce((acc, [key, value]) => {
acc[key] = upath.join(projectDir, modifyFilePath(value))
acc[key] = upath.join(projectDir, modifyTargetPath(value))
return acc
}, {} as Record<string, string>)

Expand Down
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