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entities.ts
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entities.ts
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// -*- mode: typescript; indent-tabs-mode: nil; js-basic-offset: 4 -*-
//
// This file is part of ThingTalk
//
// Copyright 2020 The Board of Trustees of the Leland Stanford Junior University
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: Giovanni Campagna <gcampagn@cs.stanford.edu>
import * as Ast from './ast';
export interface MeasureEntity {
unit : string;
value : number;
}
export interface LocationEntity {
latitude : number;
longitude : number;
display ?: string|null;
}
export interface TimeEntity {
hour : number;
minute : number;
second : number;
}
export interface GenericEntity {
value : string|null;
display ?: string|null;
}
export interface DateEntity {
year : number;
month : number;
day : number;
hour ?: number;
minute ?: number;
second ?: number;
}
export type AnyEntity =
MeasureEntity |
LocationEntity |
TimeEntity |
DateEntity |
GenericEntity |
Ast.Value |
Date |
string |
number |
undefined;
export type EntityMap = { [key : string] : AnyEntity };
export type EntityResolver = (key : string, lastparam : string|null, lastfunction : string|null, unit : string|null) => AnyEntity;
export type EntityType =
'QUOTED_STRING' | 'NUMBER' | 'MEASURE' | 'LOCATION' | 'DATE' | 'TIME' | 'CURRENCY'
| 'PICTURE' | 'USERNAME' | 'HASHTAG' | 'URL' | 'PHONE_NUMBER' | 'EMAIL_ADDRESS' | 'PATH_NAME'
| 'GENERIC_ENTITY' | 'SLOT'
export type StringLikeEntityType =
'QUOTED_STRING' | 'PICTURE' | 'USERNAME' | 'HASHTAG' | 'URL' | 'PHONE_NUMBER' | 'EMAIL_ADDRESS' | 'PATH_NAME';
export type TypeOfEntity<K extends EntityType> =
K extends StringLikeEntityType ? string :
K extends 'NUMBER' ? number :
K extends 'MEASURE'|'CURRENCY' ? MeasureEntity :
K extends 'LOCATION' ? LocationEntity :
K extends 'DATE' ? (Date|DateEntity) :
K extends 'TIME' ? TimeEntity :
K extends 'GENERIC_ENTITY' ? GenericEntity :
K extends 'SLOT' ? (Ast.Value|undefined)
: never;