Add charOffset and charCount to meta

Author: severo

src/parser.ts

@@ -243,10 +243,11 @@ export function* parse(text: string, options: ParseOptions & {
       meta: {
         delimiter,
         newline,
-        // cursor: lastCursor,
-        cursor,
         byteOffset,
         byteCount,
+        charOffset: lastCursor,
+        charCount: string.length,
+        cursor, // it's the next charOffset
       },
     }
     lastCursor = cursor

src/types.d.ts

@@ -29,10 +29,14 @@ export interface ParseMeta {
   /** Number of bytes parsed, including line breaks, BOM, spaces, etc. */
   //   numBytes: number
 
-  /** Byte offset */
+  /** Byte offset at the start of the row */
   byteOffset: number
   /** Number of bytes consumed in this row */
   byteCount: number
+  /** Character offset at the start of the row */
+  charOffset: number
+  /** Number of characters consumed in this row */
+  charCount: number
 }
 
 /**

tests/text.test.ts

@@ -17,10 +17,12 @@ describe('parseText', () => {
         errors: [],
         meta: {
           cursor: text.length,
-          byteOffset: 0,
           delimiter: ',',
           newline: '\n' as const,
+          byteOffset: 0,
           byteCount: bytes.length,
+          charOffset: 0,
+          charCount: text.length,
         },
       })
     }

tests/url.test.ts

@@ -14,6 +14,8 @@ function* parseMock(text: string): Generator<ParseResult, void, unknown> {
     meta: {
       byteOffset: 0,
       byteCount: bytes.length,
+      charOffset: 0,
+      charCount: text.length,
       newline: '\n',
       // quote: '"',
       delimiter: ',',
@@ -107,8 +109,10 @@ describe('parseURL, while mocking parse, ', () => {
         row: [],
         errors: [],
         meta: {
-          byteCount: 2 * text.length,
           byteOffset: 0,
+          byteCount: 2 * text.length,
+          charOffset: 0,
+          charCount: 2 * text.length,
           newline: '\n',
           // quote: '"',
           delimiter: ',',