Introspection

Kind: mechanism

Layer: Declarative Core

Record: architecture:introspection

Severity: contextual

Scope: runtime, metadata

Canonical: Ontology

A mechanism that lets a program query an object's type and public members at runtime without changing them.

Listed in Architecture principles, after Reflection and before Compile-Time Evaluation.

Requires

• Type Metadata

Reinforces

• Self-Describing Systems

Enables

• Discovery
• Diagnostics

Conflicts with

• Opaque Runtime Behavior

In tension with

• Encapsulation

Tensions

• Introspection / Encapsulation

Violated by

• Exposed Internals

Refactored by

• Declare Capability

Severity

• contextual

Category

• Metaprogramming / Language-Oriented Architecture

Enforced by

• rules/eslint/centralized-events.eslint.rule.ts

Reinforced by

• Self-Describing Structures
• Reflection

Linked from

• Resolving a message
• Derived state
• A system is a graph
• The structural domain
• Anti-patterns
• Runtime Discovery / Dynamic Binding
• Core Modular Design
• Metadata / Self-Description / Declarative Systems
• Metaprogramming / Language-Oriented Architecture
• Core Modular Design
• Core Vocabulary
• Metadata / Self-Description / Declarative Systems
• Metaprogramming / Language-Oriented Architecture
• Severity levels
• The resolutions