contextSelectionCatalog
SUPPORT · constant · Runtime value
Import
ts
import { contextSelectionCatalog } from '@jangts/agent-core/support';js
import { contextSelectionCatalog } from '@jangts/agent-core/support';Other public entry points:@jangts/agent-core/support, @jangts/agent-core/support/context.
Definition
ts
const contextSelectionCatalog: { sequence: { validate: () => void; choose: ({ candidates }: SelectionInput) => Promise<SelectionResult>; }; fixed: { validate: (selection: ContextSelection) => void; choose: ({ selection, candidates }: SelectionInput) => Promise<SelectionResult>; }; auto: { validate: (selection: ContextSelection) => void; choose: ({ selection, candidates }: SelectionInput) => Promise<SelectionResult>; }; model: { validate: (selection: ContextSelection, selectors: readonly ContextSelector[]) => void; choose: (input: SelectionInput) => Promise<SelectionResult>; }; }Field structure
| Field | Type | Required | Description |
|---|---|---|---|
sequence | { validate: () => void; choose: ({ candidates }: SelectionInput) => Promise<SelectionResult>; } | Required | See the type definition and usage context. |
fixed | { validate: (selection: ContextSelection) => void; choose: ({ selection, candidates }: SelectionInput) => Promise<SelectionResult>; } | Required | See the type definition and usage context. |
auto | { validate: (selection: ContextSelection) => void; choose: ({ selection, candidates }: SelectionInput) => Promise<SelectionResult>; } | Required | See the type definition and usage context. |
model | { validate: (selection: ContextSelection, selectors: readonly ContextSelector[]) => void; choose: (input: SelectionInput) => Promise<SelectionResult>; } | Required | See the type definition and usage context. |
Examples
- Selecting reduction steps: sequence, fixed, automatic, or model: One typed policy set expresses multiple scenarios while preserving exact parameters and App-defined selection.
Process in registered order
Beginner · Node.js
ts
import { Support } from '@jangts/agent-core';
Support.validateContextSelection({ mode: 'sequence' }, []);
console.log(Object.keys(Support.contextSelectionCatalog));js
import { Support } from '@jangts/agent-core';
Support.validateContextSelection({ mode: 'sequence' }, []);
console.log(Object.keys(Support.contextSelectionCatalog));Choose a policy per scenario with exact overrides
Configuration · Node.js
ts
import { Support } from '@jangts/agent-core';
const localOnly = { mode: 'fixed' as const, kind: 'trim' as const };
const preserveMore = { mode: 'auto' as const, maxTrimLossRatio: 0.1, reserveCalls: 2 };
Support.validateContextSelection(localOnly, []);
Support.validateContextSelection(preserveMore, []);
console.log(localOnly, preserveMore);js
import { Support } from '@jangts/agent-core';
const localOnly = { mode: 'fixed', kind: 'trim' };
const preserveMore = { mode: 'auto', maxTrimLossRatio: 0.1, reserveCalls: 2 };
Support.validateContextSelection(localOnly, []);
Support.validateContextSelection(preserveMore, []);
console.log(localOnly, preserveMore);