Function collectErrors

scripts/fungrim/box-check.ts:36–42

Collect a compact description of every Error subexpression.

(expr: BoxedExpression, out: string[])

/** Collect a compact description of every Error subexpression. */
function collectErrors(expr: BoxedExpression, out: string[]): void {
  if (expr.operator === 'Error') {
    out.push(JSON.stringify(expr.json).slice(0, 200));
    return;
  }
  if (isFunction(expr)) for (const op of expr.ops) collectErrors(op, out);
}

/**
 * Compute the set of heads that have a definition: CE built-ins (checked