Function findPosition

packages/cli/src/__tests__/batch-transform.test.ts:25–32

Find line:col of an opening JSX tag in source.

(source: string, tag: string)

/** Find line:col of an opening JSX tag in source. */
function findPosition(source: string, tag: string): { line: number; col: number } {
  const lines = source.split("\n");
  for (let i = 0; i < lines.length; i++) {
    const col = lines[i].indexOf(`<${tag}`);
    if (col !== -1) return { line: i + 1, col }; // 1-indexed line, 0-indexed col
  }
  throw new Error(`Tag <${tag}> not found`);
}

function findMarkdownPosition(source: string, snippet: string): { line: number; col: number } {
  const lines = source.split("\n");