Function mergePackageConfig

packages/bumpy/src/core/config.ts:136–158

(...configs: PackageConfig[])

    channels: {
      ...defaults.channels,
      ...user.channels,
    },
    snapshot: {
      ...defaults.snapshot,
      ...user.snapshot,
    },
  };
}

function mergePackageConfig(...configs: PackageConfig[]): PackageConfig {
  const result: PackageConfig = {};
  for (const cfg of configs) {
    Object.assign(result, cfg);
    // Deep merge nested objects
    if (cfg.dependencyBumpRules) {
      result.dependencyBumpRules = { ...result.dependencyBumpRules, ...cfg.dependencyBumpRules };
    }
    if (cfg.cascadeTo) {
      result.cascadeTo = {
        ...(result.cascadeTo ? normalizeCascadeConfig(result.cascadeTo) : {}),
        ...normalizeCascadeConfig(cfg.cascadeTo),
      };
    }
    if (cfg.cascadeFrom) {
      result.cascadeFrom = {
        ...(result.cascadeFrom ? normalizeCascadeConfig(result.cascadeFrom) : {}),