good so far

Author: GSmithApps

Diff for: package-lock.json

@@ -49,12 +49,16 @@
   "devDependencies": {
     "@types/mocha": "^10.0.6",
     "@types/node": "18.x",
+    "@types/papaparse": "^5.3.14",
     "@types/vscode": "^1.94.0",
     "@typescript-eslint/eslint-plugin": "^7.4.0",
     "@typescript-eslint/parser": "^7.4.0",
     "@vscode/test-cli": "^0.0.8",
     "@vscode/test-electron": "^2.3.9",
     "eslint": "^8.57.0",
     "typescript": "^5.3.3"
+  },
+  "dependencies": {
+    "papaparse": "^5.4.1"
   }
 }

Diff for: package.json

@@ -1,3 +1,5 @@
+import Papa from 'papaparse';
+
 export function CSVParse(
     stringFromDoc: string,
     delimiter: string
@@ -9,4 +11,31 @@ export function CSVParse(
 
     return cells;
 
-  }
+  }
+
+export interface CsvData {
+    data: number[][];
+    delimiter: string;
+}
+
+
+export  function parseCSVWithPapa(csv: string): CsvData {
+    let delimiter = ',';
+    const result = Papa.parse<string[]>(csv, {
+        delimiter: "", // Leave as empty string for auto-detect
+        complete: function(results) {
+            delimiter = results.meta.delimiter;
+        }
+    });
+
+    // convert cells to just their lengths
+    const rowsOfCellLengthArrays = result.data.map(
+        rowOfCells => (
+            rowOfCells.map(cell => cell.length)
+        )
+    );
+
+    // `result.data` contains the parsed array of arrays
+    return {data: rowsOfCellLengthArrays, delimiter: delimiter};
+}
+

Diff for: src/csvParser.ts

@@ -2,14 +2,13 @@
 // Import the module and reference it with the alias vscode in your code below
 import * as vscode from 'vscode';
 
-import { CSVParse } from './csvParser';
+import { CSVParse, parseCSVWithPapa, CsvData } from './csvParser';
 
 // import helper functions
 import { getHintsFromCellLengths } from './helpers/getHintsFromCellLengths';
 import { VsCodeInlayHintAdapter } from './helpers/getHintAndCurrentPosfromCol';
 import { getMaxColumnWidthsFromCellLengths } from './helpers/getMaxColumnWidthsFromCellLengths';
 
-
 // This method is called when your extension is activated
 // Your extension is activated the very first time the command is executed
 export function activate(context: vscode.ExtensionContext) {
@@ -27,42 +26,43 @@ class CsvAlignInlayHintsProvider implements vscode.InlayHintsProvider {
     token: vscode.CancellationToken
   ): vscode.InlayHint[] {
 
-    const delimiter = ',';
     const hintCharacter = ' ';
 
+    console.log('provideInlayHints called');
+    
     // Read the entire document and split it into rows
     const stringFromDoc = document.getText(range);
-
-    // csv parsing
-    const rowsOfCells = CSVParse(stringFromDoc, delimiter);
-
-    // convert cells to just their lengths
-    const cellLengths = rowsOfCells.map(
-      rowOfCells => (
-        rowOfCells.map(cell => cell.length)
-      )
-    );
+    
+    console.log('text received');
+    const {
+      data: rowsOfCellLengthArrays,
+      delimiter: delimiter,
+    }: CsvData = parseCSVWithPapa(stringFromDoc);
 
     // actual business logic
 
-    const maxColumnWidths: number[] = getMaxColumnWidthsFromCellLengths(cellLengths);
+    const maxColumnWidths: number[] = getMaxColumnWidthsFromCellLengths(rowsOfCellLengthArrays);
 
     const hints: VsCodeInlayHintAdapter[] = getHintsFromCellLengths(
-      cellLengths,
+      rowsOfCellLengthArrays,
       maxColumnWidths,
       delimiter.length,
       hintCharacter
     );
 
-    return hints.map(hint => new vscode.InlayHint(
+    const vsCodeHints = hints.map(hint => new vscode.InlayHint(
       new vscode.Position(hint.position.rowIndex, hint.position.startPos),
       hint.label)
     );
 
+    return vsCodeHints;
+
   }
 }
 
 // This method is called when your extension is deactivated
-export function deactivate() { }
+export function deactivate() { 
+  console.log('deactivated');
+}
 
 

Diff for: src/extension.ts

@@ -4,7 +4,8 @@
 		"target": "ES2022",
 		"outDir": "out",
 		"lib": [
-			"ES2022"
+			"ES2022",
+			"DOM"
 		],
 		"sourceMap": true,
 		"rootDir": "src",