Files
deepseek-harness/packages/core
Chinesezjc c5b09c108f docs(tools): record LS/PS as tokenizer non-terminators, with a test
Review read `JSON.stringify`'s raw pass-through of U+0085/U+2028/U+2029 as a
parse hazard: an LS in a `Literal[...]` value or in a `# tools["..."]` comment
would end the physical line and take the SDK block down. Measured on CPython
3.9.6 (Unicode 13.0) and 3.12.13 (15.0): all three are accepted in both a
string literal and a `#` comment, value round-tripping, and only LF and CR
terminate either. The set is the tokenizer's, not `str.splitlines()`'.

Both existing claims were accurate, so nothing changes behaviorally. Name the
distinction where it was assumed: `UNPRINTABLE`'s terminator sentence now says
which set it means, and `pyScalar`'s raw-pass-through list, previously "DEL and
the C1 controls", now also names LS/PS, which are neither. A test pins the raw
form for `const` and `enum` so escaping them later cannot land as a silent
divergence from the TypeScript flavor.
2026-08-05 22:25:45 +08:00
..

core/ — product API spine

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The session log, system-prompt assembly, tool registry, agent vocabulary, and concrete loop that form the harness's default control spine. These are product packages — the stable surface plugins and consumers build against.

Package Role ctx key
scope/ Scoped-context registration primitive library — no ctx key
session/ Event-sourced session log and in-memory store ctx.sessions
system-prompt/ Prompt and tool-schema assembly registry ctx.systemPrompt
tools/ Scoped tool registry and execution pipeline ctx.tools
agent/ Agent interface, registry, and event vocabulary ctx.agents
agent-loop/ Default concrete agent driver ctx.agentLoop

scope supplies the shared scoping primitive. agent owns the public seam, while agent-loop is its default implementation; extension plugins depend on the seam so the driver remains swappable.

Runnable compositions belong to examples/agent-spine-demo; this group owns only the swappable spine pieces.