Function wrapForError

src/run_tests.mjs:37–41

(snippet, message)

}

function wrapForError(snippet, message) {
  return "try { (function() {\n" + snippet + "})();\n" +
    "console.missingErr()\n} catch (_e) { console.compareErr(_e, " +
    JSON.stringify(message) + ") }\n"
}

function pos(index) {
  return "line " + (input.slice(0, index).split("\n").length + 1)