42 lines
1.3 KiB
TypeScript
42 lines
1.3 KiB
TypeScript
import { Context } from '@deepseek-ai/cordis'
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import type { BuildFailure } from 'esbuild'
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import { codeFrameColumns } from '@babel/code-frame'
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import { readFileSync } from 'node:fs'
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function isBuildFailure(e: unknown): e is BuildFailure {
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return e !== null && typeof e === 'object' && 'errors' in e && Array.isArray(e.errors)
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&& e.errors.every((error: unknown) => error !== null && typeof error === 'object'
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&& 'text' in error && typeof error.text === 'string')
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}
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/** Log HMR build failures with code frames when source locations are available.
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* @param ctx Context owning reload diagnostics.
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* @param e Failure from the module loader or compiler.
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*/
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export function handleError(ctx: Context, e: unknown): void {
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if (!isBuildFailure(e)) {
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ctx.logger.warn(e)
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return
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}
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for (const error of e.errors) {
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if (!error.location) {
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ctx.logger.warn(error.text)
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continue
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}
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try {
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const { file, line, column } = error.location
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const source = readFileSync(file, 'utf8')
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const formatted = codeFrameColumns(source, {
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start: { line, column },
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}, {
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highlightCode: true,
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message: error.text,
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})
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ctx.logger.warn(`File: ${file}:${line}:${column}\n` + formatted)
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} catch (e) {
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ctx.logger.warn(e)
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}
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}
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}
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