SchemaParser

Defined in: packages/rxdb-model/dist/query-builder/services/schema-parser.service.d.ts:46

Schema 解析服务 负责将 RxDB EntityMetadata 转换为 QueryBuilder 可用的字段元数据

Constructors

Constructor

new SchemaParser(options?): SchemaParser;

Defined in: packages/rxdb-model/dist/query-builder/services/schema-parser.service.d.ts:50

Parameters

Parameter	Type	Description
options?	SchemaParserOptions	解析器配置（含关系目标字段递归解析缓存）

Returns

SchemaParser

Methods

parse()

parse(metadata): FieldMetadata[];

Defined in: packages/rxdb-model/dist/query-builder/services/schema-parser.service.d.ts:64

从 EntityMetadata 解析字段元数据

Parameters

Parameter	Type	Description
metadata	EntityMetadata	RxDB 实体元数据

Returns

FieldMetadata[]

字段元数据数组

Example

const parser = new SchemaParser();
const fields = parser.parse(userMetadata);
// [{ name: 'id', displayName: 'ID', type: 'string' }, ...]

---

parseMany()

parseMany(metadataMap): Map<string, FieldMetadata[]>;

Defined in: packages/rxdb-model/dist/query-builder/services/schema-parser.service.d.ts:71

从多个 EntityMetadata 批量解析

Parameters

Parameter	Type	Description
metadataMap	Map<string, Readonly<EntityMetadataType>>	实体名称到元数据的映射

Returns

Map<string, FieldMetadata[]>

实体名称到字段数组的映射