Function deepMergeRawConfig

packages/plugin/src/config/index.ts:156–189

* Deep-merge two raw JSON objects. Both inputs must come from BEFORE Zod * parsing — otherwise Zod-filled defaults appear as if they were explicit * overrides and clobber genuine values from the other source. * * Plain object values merge recursively. Arrays, primitives, and `null` are * replac

(
    base: Record<string, unknown>,
    override: Record<string, unknown>,
)

 * other's entries.
 */
function deepMergeRawConfig(
    base: Record<string, unknown>,
    override: Record<string, unknown>,
): Record<string, unknown> {
    const result: Record<string, unknown> = { ...base };
    for (const key of Object.keys(override)) {
        const baseVal = base[key];
        const overrideVal = override[key];
        if (
            baseVal !== null &&
            typeof baseVal === "object" &&
            !Array.isArray(baseVal) &&
            overrideVal !== null &&
            typeof overrideVal === "object" &&
            !Array.isArray(overrideVal)
        ) {
            result[key] = deepMergeRawConfig(
                baseVal as Record<string, unknown>,
                overrideVal as Record<string, unknown>,
            );
        } else if (
            key === "disabled_hooks" &&
            Array.isArray(baseVal) &&
            Array.isArray(overrideVal)
        ) {
            // Union-merge so user + project can both disable hooks without
            // one source erasing the other's entries.
            result[key] = [...new Set([...baseVal, ...overrideVal])];
        } else {
            result[key] = overrideVal;
        }
    }
    return result;
}

/**
 * Render a config value for a warning message in a way that never leaks resolved