Completely remove log4js from the server package (#4)

Author: the21st

packages/server/package.json

@@ -45,7 +45,6 @@
     "@types/yargs": "^17.0.8",
     "cardinal": "^2.1.1",
     "jest": "^26.0.1",
-    "log4js": "^6.2.1",
     "mysql2": "^2.3.0",
     "node-ssh-forward": "^0.6.3",
     "pg": "^8.9.0",

packages/server/src/SettingStore.ts

@@ -1,9 +1,9 @@
 import * as fs from 'fs'
 import * as path from 'path'
 import EventEmitter from 'events'
-import log4js from 'log4js'
+import { stubLogger } from './logger'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 export type SSHConfig = {
   remoteHost: string

packages/server/src/cache.ts

@@ -1,8 +1,8 @@
 import { Diagnostic as SQLintDiagnostic } from 'sqlint'
-import log4js from 'log4js'
 import { Diagnostic, Range } from 'vscode-languageserver'
+import { stubLogger } from './logger'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 export type LintCache = { lint: SQLintDiagnostic; diagnostic: Diagnostic }
 class Cache {

packages/server/src/complete/AstUtils.ts

@@ -4,11 +4,11 @@ import {
   SelectStatement,
   NodeRange,
 } from '@joe-re/sql-parser'
-import log4js from 'log4js'
 import { Table } from '../database_libs/AbstractClient'
+import { stubLogger } from '../logger'
 import { Pos } from './complete'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 function isNotEmpty<T>(value: T | null | undefined): value is T {
   return value === null || value === undefined ? false : true

packages/server/src/complete/complete.ts

@@ -14,6 +14,7 @@ import {
 } from '@joe-re/sql-parser'
 import { CompletionItem } from 'vscode-languageserver-types'
 import { Schema, Table } from '../database_libs/AbstractClient'
+import { stubLogger } from '../logger'
 import { getRidOfAfterPosString } from './StringUtils'
 import { getLastToken } from './utils/getLastToken'
 import {
@@ -40,15 +41,7 @@ import { ICONS, toCompletionItemForKeyword } from './CompletionItemUtils'
 
 export type Pos = { line: number; column: number }
 
-// stubbing logger to make the lib work in browser
-const logger = {
-  isDebugEnabled: function () {
-    return false
-  },
-  debug: function (_: unknown) {
-    return undefined
-  },
-}
+const logger = stubLogger()
 
 function getFromNodesFromClause(sql: string): FromClauseParserResult | null {
   try {

packages/server/src/createConnection.ts

@@ -6,9 +6,10 @@ import {
   IPCMessageReader,
   IPCMessageWriter,
 } from 'vscode-jsonrpc/lib/node/main'
-import log4js from 'log4js'
 import { ConnectionMethod } from './createServer'
-const logger = log4js.getLogger()
+import { stubLogger } from './logger'
+
+const logger = stubLogger()
 
 export default function createConnection(method: ConnectionMethod): Connection {
   logger.debug(`createConnection: method {${method}}`)

packages/server/src/createDiagnostics.ts

@@ -1,11 +1,11 @@
 import { parse, ParseError } from '@joe-re/sql-parser'
-import log4js from 'log4js'
 import { PublishDiagnosticsParams, Diagnostic } from 'vscode-languageserver'
 import { DiagnosticSeverity } from 'vscode-languageserver-types'
 import { lint, ErrorLevel, LintResult, RawConfig } from 'sqlint'
 import cache, { LintCache } from './cache'
+import { stubLogger } from './logger'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 function doLint(
   uri: string,

packages/server/src/createServer.ts

@@ -18,7 +18,6 @@ import {
   CodeActionKind,
 } from 'vscode-languageserver-types'
 import { lint, LintResult } from 'sqlint'
-import log4js from 'log4js'
 import { RawConfig } from 'sqlint'
 import cache from './cache'
 import { complete } from './complete'
@@ -27,19 +26,15 @@ import createConnection from './createConnection'
 import SettingStore, { Connection as SettingConnection } from './SettingStore'
 import { Schema } from './database_libs/AbstractClient'
 import getDatabaseClient from './database_libs/getDatabaseClient'
-import initializeLogging from './initializeLogging'
 import { RequireSqlite3Error } from './database_libs/Sqlite3Client'
+import { stubLogger } from './logger'
 
 export type ConnectionMethod = 'node-ipc' | 'stdio'
 
 const TRIGGER_CHARATER = '.'
 
-export function createServerWithConnection(
-  connection: Connection,
-  debug = false
-) {
-  initializeLogging(debug)
-  const logger = log4js.getLogger()
+export function createServerWithConnection(connection: Connection) {
+  const logger = stubLogger()
   const documents = new TextDocuments(TextDocument)
   documents.listen(connection)
   let schema: Schema = { tables: [], functions: [] }
@@ -396,5 +391,5 @@ export function createServer(
   params: { method?: ConnectionMethod; debug?: boolean } = {}
 ) {
   const connection: Connection = createConnection(params.method ?? 'node-ipc')
-  return createServerWithConnection(connection, params.debug)
+  return createServerWithConnection(connection)
 }

packages/server/src/database_libs/AbstractClient.ts

@@ -1,9 +1,9 @@
 import { readFileSync } from 'fs'
-import log4js from 'log4js'
 import { SSHConnection } from 'node-ssh-forward'
 import { Connection } from '../SettingStore'
+import { stubLogger } from '../logger'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 export type RawField = {
   field: string

packages/server/src/database_libs/Sqlite3Client.ts

@@ -1,9 +1,9 @@
 import { sqlite3 as SQLite3, Database } from 'sqlite3'
-import log4js from 'log4js'
 import { Connection } from '../SettingStore'
+import { stubLogger } from '../logger'
 import AbstractClient, { RawField } from './AbstractClient'
 
-const logger = log4js.getLogger()
+const logger = stubLogger()
 
 export class RequireSqlite3Error extends Error {
   constructor(message: string) {

packages/server/src/initializeLogging.ts

@@ -0,0 +1,17 @@
+/* stubbing logger to make the lib work in browser */
+export function stubLogger() {
+  return {
+    isDebugEnabled: function () {
+      return false
+    },
+    debug: function (..._args: unknown[]) {
+      return undefined
+    },
+    info: function (..._args: unknown[]) {
+      return undefined
+    },
+    error: function (..._args: unknown[]) {
+      return undefined
+    },
+  }
+}

packages/server/src/logger.ts

@@ -2973,11 +2973,6 @@ data-urls@^2.0.0:
     whatwg-mimetype "^2.3.0"
     whatwg-url "^8.0.0"
 
-date-format@^4.0.3:
-  version "4.0.3"
-  resolved "https://registry.yarnpkg.com/date-format/-/date-format-4.0.3.tgz#f63de5dc08dc02efd8ef32bf2a6918e486f35873"
-  integrity sha512-7P3FyqDcfeznLZp2b+OMitV9Sz2lUnsT87WaTat9nVwqsBkTzPG3lPLNwW3en6F4pHUiWzr6vb8CLhjdK9bcxQ==
-
 dateformat@^3.0.0:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-3.0.3.tgz#a6e37499a4d9a9cf85ef5872044d62901c9889ae"
@@ -4188,11 +4183,6 @@ flatted@^3.1.0:
   resolved "https://registry.yarnpkg.com/flatted/-/flatted-3.2.5.tgz#76c8584f4fc843db64702a6bd04ab7a8bd666da3"
   integrity sha512-WIWGi2L3DyTUvUrwRKgGi9TwxQMUEqPOPQBVi71R96jZXJdFskXEmf54BoZaS1kknGODoIGASGEzBUYdyMCBJg==
 
-flatted@^3.2.4:
-  version "3.2.4"
-  resolved "https://registry.yarnpkg.com/flatted/-/flatted-3.2.4.tgz#28d9969ea90661b5134259f312ab6aa7929ac5e2"
-  integrity sha512-8/sOawo8tJ4QOBX8YlQBMxL8+RLZfxMQOif9o0KUKTNTjMYElWPE0r/m5VNFxTRd0NSw8qSy8dajrwX4RYI1Hw==
-
 follow-redirects@^1.14.0:
   version "1.14.8"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.8.tgz#016996fb9a11a100566398b1c6839337d7bfa8fc"
@@ -4258,15 +4248,6 @@ fs-extra@9.1.0, fs-extra@^9.1.0:
     jsonfile "^6.0.1"
     universalify "^2.0.0"
 
-fs-extra@^10.0.0:
-  version "10.0.0"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-10.0.0.tgz#9ff61b655dde53fb34a82df84bb214ce802e17c1"
-  integrity sha512-C5owb14u9eJwizKGdchcDUQeFtlSHHthBk8pbX9Vc1PFZrLombudjDnNns88aYslCyF6IY5SUw3Roz6xShcEIQ==
-  dependencies:
-    graceful-fs "^4.2.0"
-    jsonfile "^6.0.1"
-    universalify "^2.0.0"
-
 fs-extra@^11.1.0:
   version "11.1.0"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-11.1.0.tgz#5784b102104433bb0e090f48bfc4a30742c357ed"
@@ -6165,17 +6146,6 @@ log-symbols@^4.1.0:
     chalk "^4.1.0"
     is-unicode-supported "^0.1.0"
 
-log4js@^6.2.1:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/log4js/-/log4js-6.4.0.tgz#3f63ccfc8033c83cd617a4d2d50e48be5944eae9"
-  integrity sha512-ysc/XUecZJuN8NoKOssk3V0cQ29xY4fra6fnigZa5VwxFsCsvdqsdnEuAxNN89LlHpbE4KUD3zGcn+kFqonSVQ==
-  dependencies:
-    date-format "^4.0.3"
-    debug "^4.3.3"
-    flatted "^3.2.4"
-    rfdc "^1.3.0"
-    streamroller "^3.0.2"
-
 long@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/long/-/long-4.0.0.tgz#9a7b71cfb7d361a194ea555241c92f7468d5bf28"
@@ -8133,11 +8103,6 @@ reusify@^1.0.4:
   resolved "https://registry.yarnpkg.com/reusify/-/reusify-1.0.4.tgz#90da382b1e126efc02146e90845a88db12925d76"
   integrity sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==
 
-rfdc@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/rfdc/-/rfdc-1.3.0.tgz#d0b7c441ab2720d05dc4cf26e01c89631d9da08b"
-  integrity sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA==
-
 rimraf@2, rimraf@^2.6.1:
   version "2.7.1"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.7.1.tgz#35797f13a7fdadc566142c29d4f07ccad483e3ec"
@@ -8719,15 +8684,6 @@ stream-shift@^1.0.0:
   resolved "https://registry.yarnpkg.com/stream-shift/-/stream-shift-1.0.1.tgz#d7088281559ab2778424279b0877da3c392d5a3d"
   integrity sha512-AiisoFqQ0vbGcZgQPY1cdP2I76glaVA/RauYR4G4thNFgkTqr90yXTo4LYX60Jl+sIlPNHHdGSwo01AvbKUSVQ==
 
-streamroller@^3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/streamroller/-/streamroller-3.0.2.tgz#30418d0eee3d6c93ec897f892ed098e3a81e68b7"
-  integrity sha512-ur6y5S5dopOaRXBuRIZ1u6GC5bcEXHRZKgfBjfCglMhmIf+roVCECjvkEYzNQOXIN2/JPnkMPW/8B3CZoKaEPA==
-  dependencies:
-    date-format "^4.0.3"
-    debug "^4.1.1"
-    fs-extra "^10.0.0"
-
 streamsearch@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/streamsearch/-/streamsearch-0.1.2.tgz#808b9d0e56fc273d809ba57338e929919a1a9f1a"