Function setJsonPathValue

packages/shell/src/extras.ts:250–299

(
  root: unknown,
  tokens: PathToken[],
  value: unknown
)

}

function setJsonPathValue(
  root: unknown,
  tokens: PathToken[],
  value: unknown
): void {
  if (tokens.length === 0) {
    throw new Error("JSON update path must not be empty");
  }
  let current = root as Record<string, unknown> | unknown[];
  for (let index = 0; index < tokens.length - 1; index++) {
    const token = tokens[index];
    const nextToken = tokens[index + 1];
    if (typeof token === "number") {
      if (!Array.isArray(current)) {
        throw new Error(`JSON update expected array at [${token}]`);
      }
      if (current[token] === undefined) {
        current[token] = typeof nextToken === "number" ? [] : {};
      }
      current = current[token] as Record<string, unknown> | unknown[];
    } else {
      if (
        current === null ||
        typeof current !== "object" ||
        Array.isArray(current)
      ) {
        throw new Error(`JSON update expected object at "${token}"`);
      }
      if ((current as Record<string, unknown>)[token] === undefined) {
        (current as Record<string, unknown>)[token] =
          typeof nextToken === "number" ? [] : {};
      }
      current = (current as Record<string, unknown>)[token] as
        | Record<string, unknown>
        | unknown[];
    }
  }
  const finalToken = tokens[tokens.length - 1];
  if (typeof finalToken === "number") {
    if (!Array.isArray(current)) {
      throw new Error(`JSON update expected array at [${finalToken}]`);
    }
    current[finalToken] = value;
  } else {
    if (current === null || typeof current !== "object") {
      throw new Error(`JSON update expected object at "${finalToken}"`);
    }
    (current as Record<string, unknown>)[finalToken] = value;
  }
}

function deleteJsonPathValue(root: unknown, tokens: PathToken[]): void {
  if (tokens.length === 0) {