chore: define custom error types

ipfs · Oct 11, 2024 · 930b190 · 930b190
1 parent 39253af
commit 930b190
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Showing 3 changed files with 22 additions and 2 deletions.
diff --git a/packages/verified-fetch/src/errors.ts b/packages/verified-fetch/src/errors.ts
@@ -6,3 +6,21 @@ export class InvalidRangeError extends Error {
     this.name = 'InvalidRangeError'
   }
 }
+
+export class NoContentError extends Error {
+  static name = 'NoContentError'
+
+  constructor (message = 'No content found') {
+    super(message)
+    this.name = 'NoContentError'
+  }
+}
+
+export class SubdomainNotSupportedError extends Error {
+  static name = 'SubdomainNotSupportedError'
+
+  constructor (message = 'Subdomain not supported') {
+    super(message)
+    this.name = 'SubdomainNotSupportedError'
+  }
+}
diff --git a/packages/verified-fetch/src/utils/get-stream-from-async-iterable.ts b/packages/verified-fetch/src/utils/get-stream-from-async-iterable.ts
@@ -1,5 +1,6 @@
 import { AbortError, type ComponentLogger } from '@libp2p/interface'
 import { CustomProgressEvent } from 'progress-events'
+import { NoContentError } from '../errors.js'
 import type { VerifiedFetchInit } from '../index.js'
 
 /**
@@ -12,7 +13,7 @@ export async function getStreamFromAsyncIterable (iterator: AsyncIterable<Uint8A
 
   if (done === true) {
     log.error('no content found for path', path)
-    throw new Error('No content found')
+    throw new NoContentError()
   }
 
   const stream = new ReadableStream({

diff --git a/packages/verified-fetch/src/utils/handle-redirects.ts b/packages/verified-fetch/src/utils/handle-redirects.ts
@@ -1,4 +1,5 @@
 import { type AbortOptions, type ComponentLogger } from '@libp2p/interface'
+import { SubdomainNotSupportedError } from '../errors.js'
 import { type VerifiedFetchInit, type Resource } from '../index.js'
 import { matchURLString } from './parse-url-string.js'
 import { movedPermanentlyResponse } from './responses.js'
@@ -82,7 +83,7 @@ export async function getRedirectResponse ({ resource, options, logger, cid, fet
         return movedPermanentlyResponse(resource.toString(), subdomainUrl.href)
       } else {
         log('subdomain not supported, subdomain failed with status %s %s', subdomainTest.status, subdomainTest.statusText)
-        throw new Error('subdomain not supported')
+        throw new SubdomainNotSupportedError('subdomain not supported')
       }
     } catch (err: any) {
       log('subdomain not supported', err)