Component-Based Architecture

Kind: style

Layer: Structural Core

Record: architecture:component-based-architecture

Severity: recommended

Scope: component, system

Canonical: Ontology

A convention of building a system from components that declare what they export and what they require.

Listed in Architecture principles, after Layered Architecture and before Package by Feature.

Requires

• Component Boundaries
• Contracts

Reinforces

• Modularity
• Composability

Enables

• Reuse
• Replaceability

Conflicts with

• Big Ball of Mud

In tension with

• Integration Overhead

Tensions

• Component-Based Architecture / Integration Overhead

Violated by

• Exposed Internals

Refactored by

• Extract Module
• Define Contract

Severity

• recommended

Category

• Codebase / System Architecture Styles

Enforced by

• rules/eslint/require-component.eslint.rule.ts

Linked from

• Anti-patterns
• Core Modular Design
• Codebase / System Architecture Styles
• Contracts / Interfaces / Compatibility
• Core Modular Design
• Core Vocabulary
• Severity levels
• The resolutions