Method validate

lib/core.ts:355–371

(
    schemaKeyRef: AnySchema | string, // key, ref or schema object
    // eslint-disable-next-line @typescript-eslint/no-redundant-type-constituents
    data: unknown | T // to be validated
  )

  validate<T>(schema: AsyncSchema, data: unknown | T): Promise<T>
  validate<T>(schemaKeyRef: AnySchema | string, data: unknown): data is T | Promise<T>
  validate<T>(
    schemaKeyRef: AnySchema | string, // key, ref or schema object
    // eslint-disable-next-line @typescript-eslint/no-redundant-type-constituents
    data: unknown | T // to be validated
  ): boolean | Promise<T> {
    let v: AnyValidateFunction | undefined
    if (typeof schemaKeyRef == "string") {
      v = this.getSchema<T>(schemaKeyRef)
      if (!v) throw new Error(`no schema with key or ref "${schemaKeyRef}"`)
    } else {
      v = this.compile<T>(schemaKeyRef)
    }

    const valid = v(data)
    if (!("$async" in v)) this.errors = v.errors
    return valid
  }

  // Create validation function for passed schema
  // _meta: true if schema is a meta-schema. Used internally to compile meta schemas of user-defined keywords.