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ema / skills / Skill

Abstract Class: Skill ​

Defined in: packages/ema/src/skills/base.ts:16

Base class for all skills.

A skill lives in a directory (skillDir) and exposes description, parameters (JSON Schema), and an async execute entry point. Concrete skills should extend this class and implement their own behaviour.

Constructors ​

Constructor ​

ts
new Skill(skillsDir, name): Skill;

Defined in: packages/ema/src/skills/base.ts:20

Parameters ​

skillsDir ​

string

name ​

string

Returns ​

Skill

Properties ​

description ​

ts
abstract description: string;

Defined in: packages/ema/src/skills/base.ts:26

Returns a one-line human-readable description of the skill.

name ​

ts
readonly name: string;

Defined in: packages/ema/src/skills/base.ts:17

parameters ​

ts
abstract parameters: Record<string, any>;

Defined in: packages/ema/src/skills/base.ts:29

Returns the JSON Schema describing the arguments the skill accepts.

skillDir ​

ts
readonly skillDir: string;

Defined in: packages/ema/src/skills/base.ts:18

Accessors ​

metadata ​

Get Signature ​

ts
get metadata(): Record<string, string>;

Defined in: packages/ema/src/skills/base.ts:39

Returns minimal metadata used for listing in prompts/UI.

Returns ​

Record<string, string>

Methods ​

execute() ​

ts
abstract execute(args, context?): Promise<ToolResult>;

Defined in: packages/ema/src/skills/base.ts:36

Executes the skill.

Parameters ​

args ​

unknown

Arguments object that should satisfy parameters.

context? ​

ToolContext

Optional tool context (e.g. actor scope).

Returns ​

Promise<ToolResult>

getPlaybook() ​

ts
getPlaybook(): Promise<string>;

Defined in: packages/ema/src/skills/base.ts:50

Loads the SKILL.md playbook (strips frontmatter) and appends parameter hints. Returns empty string when the playbook file does not exist.

Returns ​

Promise<string>