validateContextBudget
CORE · function · 运行时值
Enforce the character budget of the whole model input.
导入
ts
import { validateContextBudget } from '@jangts/agent-core/context';js
import { validateContextBudget } from '@jangts/agent-core/context';其他公开入口:@jangts/agent-core、@jangts/agent-core/types、@jangts/agent-core/context。
定义
调用
ts
validateContextBudget(inputChars: number, maxInputChars: number, exceeded?: (limit: number) => Error): voidEnforce the character budget of the whole model input.
| 参数 | 类型 | 传递 | 说明 |
|---|---|---|---|
inputChars | number | 必需 | — |
maxInputChars | number | 必需 | — |
exceeded | ((limit: number) => Error) | undefined | 可省略 | — |
返回: void。
使用示例
- 上下文片段:明确来源、信任和预算:Core 识别片段与装配合同,校验来源元数据和预算,不内置业务压缩算法。
用裸配置装配一份输入
入门 · Node.js
ts
import { assembleFragments } from '@jangts/agent-core/context';
const input = assembleFragments([{ id: 'question', sourceId: 'request', trust: 'user',
lifetime: 'turn', maxChars: 1000, role: 'user', value: '现在服务状态怎样?' }], 2000);
console.log(input.messages, input.fragmentUsage);js
import { assembleFragments } from '@jangts/agent-core/context';
const input = assembleFragments([{ id: 'question', sourceId: 'request', trust: 'user',
lifetime: 'turn', maxChars: 1000, role: 'user', value: '现在服务状态怎样?' }], 2000);
console.log(input.messages, input.fragmentUsage);增加候选计划与最终审计
配置 · Node.js
可变片段列表为空,表示不允许修改原片段;不会自动授权一个压缩步骤。
ts
import { assembleContextPlan } from '@jangts/agent-core/context';
import type { ContextFragment } from '@jangts/agent-core/types';
const fragments: ContextFragment[] = [{ id: 'question', sourceId: 'request', trust: 'user',
lifetime: 'turn', maxChars: 1000, role: 'user', value: '现在服务状态怎样?' }];
const input = assembleContextPlan({ fragments, originalFragments: fragments, mutableFragmentIds: [], maxInputChars: 2000 });
console.log(input.inputChars);js
import { assembleContextPlan } from '@jangts/agent-core/context';
const fragments = [{ id: 'question', sourceId: 'request', trust: 'user',
lifetime: 'turn', maxChars: 1000, role: 'user', value: '现在服务状态怎样?' }];
const input = assembleContextPlan({ fragments, originalFragments: fragments, mutableFragmentIds: [], maxInputChars: 2000 });
console.log(input.inputChars);