refactor: default csv-parse params

csv-loader.md

@@ -38,6 +38,9 @@ module.exports = {
             delimiter: ',',
             quote: '"',
             escape: '\\',
+            bom: true,        // 处理 BOM (默认 true)
+            comment: '#',     // 忽略 # 开头的注释行 (默认 '#')
+            trim: true,       // 修剪表头和值的前后空格 (默认 true)
           },
         },
       },
@@ -64,6 +67,9 @@ import data from './data.schema.csv';
 | `delimiter` | string | `,` | Column delimiter |
 | `quote` | string | `"` | Quote character |
 | `escape` | string | `\` | Escape character |
+| `bom` | boolean | `true` | Handle byte order mark |
+| `comment` | string \| `false` | `#` | Comment character (set `false` to disable) |
+| `trim` | boolean | `true` | Trim headers and values |
 
 ## Schema Syntax
 

src/csv-loader/loader.ts

@@ -6,6 +6,9 @@ export interface CsvLoaderOptions {
   delimiter?: string;
   quote?: string;
   escape?: string;
+  bom?: boolean;
+  comment?: string | false;
+  trim?: boolean;
 }
 
 interface PropertyConfig {
@@ -19,15 +22,21 @@ export default function csvLoader(
   this: LoaderContext<CsvLoaderOptions>,
   content: string
 ): string | Buffer {
-  const options = this.getOptions() || {};
-  const delimiter = options.delimiter ?? ',';
-  const quote = options.quote ?? '"';
-  const escape = options.escape ?? '\\';
+  const options = this.getOptions() as CsvLoaderOptions | undefined;
+  const delimiter = options?.delimiter ?? ',';
+  const quote = options?.quote ?? '"';
+  const escape = options?.escape ?? '\\';
+  const bom = options?.bom ?? true;
+  const comment = options?.comment === false ? undefined : (options?.comment ?? '#');
+  const trim = options?.trim ?? true;
 
   const records = parse(content, {
     delimiter,
     quote,
     escape,
+    bom,
+    comment,
+    trim,
     relax_column_count: true,
   });