Function scanHeaderToken

packages/shared/diff-paths.ts:38–64

(input: string)

}

function scanHeaderToken(input: string): { token: string; rest: string } | null {
  const trimmed = input.trimStart();
  if (!trimmed) return null;

  if (trimmed.startsWith('"')) {
    let escaped = false;
    for (let i = 1; i < trimmed.length; i += 1) {
      const char = trimmed[i];
      if (escaped) {
        escaped = false;
        continue;
      }
      if (char === "\\") {
        escaped = true;
        continue;
      }
      if (char === '"') {
        return { token: trimmed.slice(0, i + 1), rest: trimmed.slice(i + 1) };
      }
    }
    return null;
  }

  const space = trimmed.indexOf(" ");
  if (space === -1) return { token: trimmed, rest: "" };
  return { token: trimmed.slice(0, space), rest: trimmed.slice(space + 1) };
}

export function parseDiffGitHeader(header: string): DiffPathPair {
  const prefix = "diff --git ";