Function injectIntoAsyncMethods

tools/lib/patch.js:67–93

(src, methodName, buildInjection)

}

function injectIntoAsyncMethods(src, methodName, buildInjection) {
  const s = String(src || "");
  const re = new RegExp(`async\\s+${methodName}\\s*\\(([^)]*)\\)`, "g");
  const matches = Array.from(s.matchAll(re));
  if (matches.length === 0) throw new Error(`${methodName} needle not found (upstream may have changed)`);

  let out = s;
  let patched = 0;
  for (let i = matches.length - 1; i >= 0; i--) {
    const match = matches[i];
    const idx = typeof match.index === "number" ? match.index : -1;
    if (idx < 0) throw new Error(`${methodName} needle match missing index`);
    const openBrace = out.indexOf("{", idx);
    if (openBrace < 0) throw new Error(`${methodName} patch: failed to locate method body opening brace`);

    const injection =
      typeof buildInjection === "function"
        ? String(buildInjection({ params: parseParamNames(match[1] || ""), match, index: idx }) ?? "")
        : String(buildInjection ?? "");
    if (!injection) continue;

    out = out.slice(0, openBrace + 1) + injection + out.slice(openBrace + 1);
    patched += 1;
  }

  return { out, count: patched };
}

function injectIntoArrowPropertyFunctions(src, propertyName, buildInjection) {
  const s = String(src || "");