Function generatePositions

valdi/vscode_debugger/src/common/sourceUtils.ts:47–73

(text: string)

}

function generatePositions(text: string) {
  const sourceFile = ts.createSourceFile(
    'file.js',
    text,
    ts.ScriptTarget.ESNext,
    /*setParentNodes */ false,
  );

  const result: number[] = [];
  let index = 0;
  let line = 0;
  let column = 0;
  function traverse(node: ts.Node) {
    for (; index < node.pos; ++index) {
      if (text[index] === '\n') {
        ++line;
        column = 0;
        continue;
      }
      ++column;
    }
    result.push(line + 1, column);
    ts.forEachChild(node, traverse);
  }
  traverse(sourceFile);
  return result;
}

export function rewriteTopLevelAwait(code: string): string | undefined {
  // Basic idea is to wrap code in async function, which