fix(lint): resolve eslint errors in mjs files

Author: bourgeoa

lib/create-server.mjs

@@ -54,14 +54,14 @@ function createServer (argv, app) {
     try {
       key = fs.readFileSync(argv.sslKey)
     } catch (e) {
-      throw new Error('Can\'t find SSL key in ' + argv.sslKey)
+      throw new Error('Can\'t find SSL key in ' + argv.sslKey, { cause: e })
     }
 
     let cert
     try {
       cert = fs.readFileSync(argv.sslCert)
     } catch (e) {
-      throw new Error('Can\'t find SSL cert in ' + argv.sslCert)
+      throw new Error('Can\'t find SSL cert in ' + argv.sslCert, { cause: e })
     }
 
     const credentials = Object.assign({

lib/ldp.mjs

@@ -337,7 +337,8 @@ class LDP {
     const container = itemUrl.endsWith('/')
     try {
       const testUrl = container ? itemUrl.slice(0, -1) : itemUrl + '/'
-      const { path: testPath } = await this.resourceMapper.mapUrlToFile({ url: testUrl })
+      const mapped = await this.resourceMapper.mapUrlToFile({ url: testUrl })
+      testPath = mapped.path
       testName = container ? fs.lstatSync(testPath).isFile() : fs.lstatSync(testPath).isDirectory()
     } catch (err) {
       testName = false
@@ -437,7 +438,7 @@ class LDP {
       const owner = await graph.statementsMatching($rdf.sym(webId), SOLID('account'), $rdf.sym(rootUrl + '/'))
       return owner.length
     } catch (error) {
-      throw new Error(`Failed to get owner from ${rootUrl}/.meta, got ` + error)
+      throw new Error(`Failed to get owner from ${rootUrl}/.meta, got ` + error, { cause: error })
     }
   }
 
@@ -697,7 +698,7 @@ class LDP {
     }
 
     await withLock(path, async () => {
-      let originalData = ''
+      let originalData
 
       try {
         originalData = await promisify(fs.readFile)(path, { encoding: 'utf8' })

lib/models/account-manager.mjs

@@ -147,7 +147,7 @@ class AccountManager {
       userConfig.webId = userConfig.webId || this.accountWebIdFor(userConfig.username)
     } catch (err) {
       if (err.message === 'Cannot construct uri for blank account name') {
-        throw new Error('Username or web id is required')
+        throw new Error('Username or web id is required', { cause: err })
       } else {
         throw err
       }

lib/services/email-service.mjs

@@ -63,7 +63,7 @@ class EmailService {
         const required = require(cjsTemplateFile)
         return required
       } catch (err2) {
-        throw new Error('Cannot find email template: ' + templateFile)
+        throw new Error('Cannot find email template: ' + templateFile, { cause: err2 })
       }
     }
   }

lib/utils.mjs

@@ -260,7 +260,7 @@ export async function getQuota (root, serverUri) {
   try {
     $rdf.parse(prefs, graph, storageUri, 'text/turtle')
   } catch (error) {
-    throw new Error('Failed to parse serverSide.ttl, got ' + error)
+    throw new Error('Failed to parse serverSide.ttl, got ' + error, { cause: error })
   }
   return Number(graph.anyValue($rdf.sym(storageUri), nsObj.solid('storageQuota'))) || Infinity
 }

test/integration/params-test.mjs

@@ -6,7 +6,7 @@ import { assert } from 'chai'
 import supertest from 'supertest'
 
 // Import utilities from ESM version
-import { rm, write, read, cleanDir, getTestRoot, setTestRoot } from '../utils.mjs'
+import { rm, write, read, cleanDir, setTestRoot } from '../utils.mjs'
 import ldnode, { createServer } from '../../index.mjs'
 
 const __filename = fileURLToPath(import.meta.url)