Files
g3/analysis/deps/hotspots.md
Dhanji R. Prasanna 853237e62e Update dependency analysis artifacts
Generated comprehensive static dependency analysis for g3 workspace:

- graph.json: 108 nodes (9 crates, 99 files), 186 edges
- graph.summary.md: Overview with metrics, entrypoints, fan-in/fan-out rankings
- sccs.md: No cycles detected (DAG structure confirmed)
- layers.observed.md: 4-layer crate hierarchy identified
- hotspots.md: ui_writer.rs (15 fan-in), agent_mode.rs (13 fan-out) as key nodes
- limitations.md: Documents extraction methodology and caveats

Updated AGENTS.md with artifact documentation table.

Agent: euler
2026-01-29 11:46:39 +11:00

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2.5 KiB
Markdown

# Coupling Hotspots
## High Fan-In Files (Most Depended Upon)
Files with disproportionately high incoming dependencies.
| File | Fan-In | Crate | Role |
|------|--------|-------|------|
| ui_writer.rs | 15 | g3-core | UI abstraction trait |
| g3_status.rs | 10 | g3-cli | Status message formatting |
| simple_output.rs | 8 | g3-cli | Output helper |
| context_window.rs | 6 | g3-core | Token/context management |
| template.rs | 6 | g3-cli | Template processing |
| paths.rs | 5 | g3-core | Path utilities |
### Evidence: ui_writer.rs (fan-in: 15)
Depended on by:
- g3-cli: accumulative.rs, agent_mode.rs, autonomous.rs, commands.rs, interactive.rs, task_execution.rs, ui_writer_impl.rs, utils.rs
- g3-core: compaction.rs, feedback_extraction.rs, lib.rs, retry.rs, tool_dispatch.rs, tools/*.rs
### Evidence: g3_status.rs (fan-in: 10)
Depended on by:
- commands.rs, interactive.rs, simple_output.rs, task_execution.rs, and others in g3-cli
## High Fan-Out Files (Most Dependencies)
Files with disproportionately high outgoing dependencies.
| File | Fan-Out | Crate | Role |
|------|---------|-------|------|
| agent_mode.rs | 13 | g3-cli | Agent mode entry point |
| lib.rs | 13 | g3-core | Core library root |
| commands.rs | 12 | g3-cli | Command handlers |
| interactive.rs | 12 | g3-cli | Interactive REPL |
| accumulative.rs | 11 | g3-cli | Accumulative mode |
| planner.rs | 8 | g3-planner | Planning orchestration |
### Evidence: agent_mode.rs (fan-out: 13)
Depends on:
- g3-core: Agent, ui_writer::UiWriter
- Internal: project_files, display, language_prompts, simple_output, embedded_agents, ui_writer_impl, interactive, template
### Evidence: g3-core/lib.rs (fan-out: 13)
Depends on:
- External crates: g3-config, g3-providers
- Internal modules: ui_writer, context_window, paths, compaction, streaming, tools, etc.
## Cross-Crate Coupling
| Source Crate | Target Crate | Edge Count |
|--------------|--------------|------------|
| g3-cli | g3-core | 35 |
| g3-core | g3-providers | 10 |
| g3-core | g3-config | 5 |
| g3-planner | g3-core | 4 |
| g3-planner | g3-providers | 3 |
| g3-core | g3-computer-control | 2 |
## Observations
1. **ui_writer.rs** is a central abstraction point; changes here affect 15+ files
2. **g3-cli** files have high fan-out due to orchestration responsibilities
3. **g3-core/lib.rs** is the primary API surface with expected high coupling
4. **g3_status.rs** and **simple_output.rs** form a UI utility cluster in g3-cli
5. **tools/*.rs** files consistently depend on ui_writer and ToolCall types