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chore: type #8

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merged 1 commit into from
Oct 21, 2024
Merged

chore: type #8

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32 changes: 17 additions & 15 deletions src/tools/tool.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -5,9 +5,12 @@ import type { IContext } from "../context/context.ts";
type Parameters = Tool["function"]["parameters"];

// Utility type to map the "type" string to actual TypeScript types
type MapToTypes<T extends string> = T extends "string" ? string
: T extends "number" ? number
: T extends "boolean" ? boolean
type MapToTypes<T extends string> = T extends "string"
? string
: T extends "number"
? number
: T extends "boolean"
? boolean
: unknown;

// Extract required and optional parameters
Expand All @@ -18,17 +21,15 @@ type ExtractParameters<P extends Tool["function"]["parameters"]> = {
};

type RequiredParams<P extends Parameters> = {
[
K in keyof ExtractParameters<P> as K extends P["required"][number] ? K
: never
]: ExtractParameters<P>[K];
[K in keyof ExtractParameters<P> as K extends P["required"][number]
? K
: never]: ExtractParameters<P>[K];
};

type OptionalParams<P extends Parameters> = {
[
K in keyof ExtractParameters<P> as K extends P["required"][number] ? never
: K
]?: ExtractParameters<P>[K];
[K in keyof ExtractParameters<P> as K extends P["required"][number]
? never
: K]?: ExtractParameters<P>[K];
};

export type ITool<P extends Parameters = Parameters> = FunctionToolType & {
Expand All @@ -37,15 +38,16 @@ export type ITool<P extends Parameters = Parameters> = FunctionToolType & {

// TODO map paramaters type to call args, it doesn't seem to be able to inferred with typescript without being explicit on the generic param
export abstract class FunctionTool<P extends Parameters = Parameters>
implements ITool<P> {
implements ITool<P>
{
name = this.constructor.name;

abstract parameters: P;
abstract description: string;
abstract call(
args: unknown, /*RequiredParams<P> & OptionalParams<P>*/
ctx: IContext,
): Promise<string>;
args: unknown /*RequiredParams<P> & OptionalParams<P>*/,
ctx: IContext
): Promise<string | null>;

toTool(): Tool {
return {
Expand Down