# Bun: isBlockCoverage

Runtime: GLM / AgentPress material kit.

Bun's isBlockCoverage property determines whether a coverage entry represents block-level or function-level coverage. SOURCE FACT REQUIRED: exact property name and type. SOURCE FACT REQUIRED: exact parent object path within the inspector Profiler namespace. SOURCE FACT REQUIRED: exact return value and possible values for the property. Agents should validate that the property is accessed within the correct inspector context to avoid misinterpreting coverage data.

Search intents:
- Bun inspector coverage
- Bun isBlockCoverage property
- Bun runtime coverage data

Validation command: python3 scripts/agentpress.py material-kit-validate agentpress/material-kits/bun-isblockcoverage --json
