use dynamic import

cityssm · Oct 18, 2024 · 9317f81 · 9317f81
1 parent 16dcf7c
commit 9317f81
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Showing 3 changed files with 23 additions and 60 deletions.
diff --git a/index.d.ts b/index.d.ts
@@ -1,5 +1,6 @@
-import msNodeSql from 'mssql/msnodesqlv8.js';
-export declare function connect(config: msNodeSql.config): Promise<msNodeSql.ConnectionPool>;
+import type mssqlTypes from 'mssql';
+export declare const mssql: typeof import("mssql/msnodesqlv8.js");
+export declare function connect(config: mssqlTypes.config): Promise<mssqlTypes.ConnectionPool>;
 export declare function releaseAll(): Promise<void>;
 export declare function getPoolCount(): number;
 declare const _default: {
@@ -8,5 +9,3 @@ declare const _default: {
     getPoolCount: typeof getPoolCount;
 };
 export default _default;
-export * as mssql from 'mssql/msnodesqlv8.js';
-export type { Bit, BigInt, Decimal, Float, Int, Money, Numeric, SmallInt, SmallMoney, Real, TinyInt, Char, NChar, Text, NText, VarChar, NVarChar, Xml, Time, Date, DateTime, DateTime2, DateTimeOffset, SmallDateTime, UniqueIdentifier, Variant, Binary, VarBinary, Image, UDT, Geography, Geometry, TYPES, ConnectionPool, Transaction, IColumnMetadata, IRecordSet, IResult, ISqlType, config } from 'mssql/msnodesqlv8.js';
diff --git a/index.js b/index.js
@@ -1,6 +1,9 @@
 import Debug from 'debug';
 import exitHook from 'exit-hook';
-import msNodeSql from 'mssql/msnodesqlv8.js';
+const mssqlImport = process.platform === 'win32'
+    ? await import('mssql/msnodesqlv8.js')
+    : await import('mssql');
+export const mssql = mssqlImport.default;
 const debug = Debug('mssql-multi-pool:index');
 const POOLS = new Map();
 function getPoolKey(config) {
@@ -11,7 +14,7 @@ export async function connect(config) {
     let pool = POOLS.get(poolKey);
     if (!(pool?.connected ?? false)) {
         debug(`New database connection: ${poolKey}`);
-        pool = new msNodeSql.ConnectionPool(config);
+        pool = new mssql.ConnectionPool(config);
         await pool.connect();
         POOLS.set(poolKey, pool);
     }
@@ -46,4 +49,3 @@ export default {
     releaseAll,
     getPoolCount
 };
-export * as mssql from 'mssql/msnodesqlv8.js';
diff --git a/index.ts b/index.ts
@@ -1,12 +1,20 @@
 import Debug from 'debug'
 import exitHook from 'exit-hook'
-import msNodeSql from 'mssql/msnodesqlv8.js'
+import type mssqlTypes from 'mssql'
+
+const mssqlImport =
+  process.platform === 'win32'
+    ? await import('mssql/msnodesqlv8.js')
+    : await import('mssql')
+
+// eslint-disable-next-line @typescript-eslint/prefer-destructuring
+export const mssql = mssqlImport.default
 
 const debug = Debug('mssql-multi-pool:index')
 
-const POOLS = new Map<string, msNodeSql.ConnectionPool>()
+const POOLS = new Map<string, mssqlTypes.ConnectionPool>()
 
-function getPoolKey(config: msNodeSql.config): string {
+function getPoolKey(config: mssqlTypes.config): string {
   return `${config.user ?? ''}@${config.server}/${
     config.options?.instanceName ?? ''
   };${config.database ?? ''}`
@@ -19,24 +27,23 @@ function getPoolKey(config: msNodeSql.config): string {
  * @returns A MSSQL connection pool.
  */
 export async function connect(
-  config: msNodeSql.config
-): Promise<msNodeSql.ConnectionPool> {
-
+  config: mssqlTypes.config
+): Promise<mssqlTypes.ConnectionPool> {
   const poolKey = getPoolKey(config)
 
   let pool = POOLS.get(poolKey)
 
   if (!(pool?.connected ?? false)) {
     debug(`New database connection: ${poolKey}`)
 
-    pool = new msNodeSql.ConnectionPool(config)
+    pool = new mssql.ConnectionPool(config)
 
     await pool.connect()
 
     POOLS.set(poolKey, pool)
   }
 
-  return pool as msNodeSql.ConnectionPool
+  return pool as mssqlTypes.ConnectionPool
 }
 
 /**
@@ -89,48 +96,3 @@ export default {
   releaseAll,
   getPoolCount
 }
-
-export * as mssql from 'mssql/msnodesqlv8.js'
-
-export type {
-  Bit,
-  BigInt,
-  Decimal,
-  Float,
-  Int,
-  Money,
-  Numeric,
-  SmallInt,
-  SmallMoney,
-  Real,
-  TinyInt,
-  Char,
-  NChar,
-  Text,
-  NText,
-  VarChar,
-  NVarChar,
-  Xml,
-  Time,
-  Date,
-  DateTime,
-  DateTime2,
-  DateTimeOffset,
-  SmallDateTime,
-  UniqueIdentifier,
-  Variant,
-  Binary,
-  VarBinary,
-  Image,
-  UDT,
-  Geography,
-  Geometry,
-  TYPES,
-  ConnectionPool,
-  Transaction,
-  IColumnMetadata,
-  IRecordSet,
-  IResult,
-  ISqlType,
-  config
-} from 'mssql/msnodesqlv8.js'