express-cargo/dist/esm/decorators.js

express middleware for class-based request parsing

import { CargoClassMetadata } from './metadata';
const TYPE_MAP = {
    string: String,
    number: Number,
    boolean: Boolean,
    date: Date
};
export function Optional() {
    return (target, propertyKey)=>{
        const classMeta = new CargoClassMetadata(target);
        const fieldMeta = classMeta.getFieldMetadata(propertyKey);
        fieldMeta.setOptional(true);
        classMeta.setFieldMetadata(propertyKey, fieldMeta);
    };
}
export function Array(elementType) {
    return (target, propertyKey)=>{
        const classMeta = new CargoClassMetadata(target);
        const fieldMeta = classMeta.getFieldMetadata(propertyKey);
        const actualType = typeof elementType === 'string' ? TYPE_MAP[elementType] : elementType;
        fieldMeta.setArrayElementType(actualType);
        classMeta.setFieldMetadata(propertyKey, fieldMeta);
    };
}
export function Default(value) {
    return (target, propertyKey)=>{
        const classMeta = new CargoClassMetadata(target);
        const fieldMeta = classMeta.getFieldMetadata(propertyKey);
        fieldMeta.setDefault(value);
        classMeta.setFieldMetadata(propertyKey, fieldMeta);
    };
}