import { randomUUID } from 'crypto';
import { GuardrailContext, CreateContextOptions } from './types.js';
/**
* Create a new guardrail context with defaults
*/
export function createGuardrailContext(options: CreateContextOptions = {}): GuardrailContext {
return {
requestId: options.requestId || randomUUID(),
provider: options.provider || 'unknown',
model: options.model || 'unknown',
timestamp: new Date(),
messages: options.messages || [],
prompt: options.prompt,
response: options.response,
toolName: options.toolName,
toolArgs: options.toolArgs,
toolResult: options.toolResult,
metadata: new Map(),
violations: [],
modifications: [],
};
}
/**
* Clone a guardrail context (deep copy metadata but shallow copy violations/modifications)
*/
export function cloneContext(context: GuardrailContext): GuardrailContext {
return {
...context,
messages: [...context.messages],
toolArgs: context.toolArgs ? { ...context.toolArgs } : undefined,
metadata: new Map(context.metadata),
violations: [...context.violations],
modifications: [...context.modifications],
};
}
