48 lines
1.1 KiB
TypeScript
48 lines
1.1 KiB
TypeScript
import webpack, { Stats, Configuration } from 'webpack'
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export type CompilerResult = {
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errors: string[]
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warnings: string[]
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}
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function generateStats(result: CompilerResult, stat: Stats): CompilerResult {
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const { errors, warnings } = stat.toJson('errors-warnings')
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if (errors.length > 0) {
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result.errors.push(...errors)
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}
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if (warnings.length > 0) {
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result.warnings.push(...warnings)
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}
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return result
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}
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export function runCompiler(
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config: Configuration | Configuration[]
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): Promise<CompilerResult> {
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return new Promise(async (resolve, reject) => {
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const compiler = webpack(config)
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compiler.run(
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(err: Error, statsOrMultiStats: { stats: Stats[] } | Stats) => {
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if (err) {
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return reject(err)
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}
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if ('stats' in statsOrMultiStats) {
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const result: CompilerResult = statsOrMultiStats.stats.reduce(
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generateStats,
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{ errors: [], warnings: [] }
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)
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return resolve(result)
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}
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const result = generateStats(
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{ errors: [], warnings: [] },
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statsOrMultiStats
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)
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return resolve(result)
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}
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)
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})
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}
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