objectypes/dist/lib/metadata/property.js

A type-safe library to transform and validate objects

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.findClassPropertiesMetadata = exports.saveClassPropertyMetadata = void 0;
const utils_1 = require("./utils");
const propertyMetadata = new Map();
function saveClassPropertyMetadata(className, metadata) {
    const properties = propertyMetadata.get(className);
    if (!properties) {
        propertyMetadata.set(className, [metadata]);
    }
    else {
        properties.push(metadata);
    }
}
exports.saveClassPropertyMetadata = saveClassPropertyMetadata;
function findClassPropertiesMetadata(klass, namedOnly) {
    var _a;
    const className = (_a = klass.name) !== null && _a !== void 0 ? _a : klass.constructor.name;
    const properties = propertyMetadata.get(className);
    if (!properties) {
        return undefined;
    }
    const parentClassPropertiesMetadata = findParentClassPropertiesMetadata(klass, namedOnly);
    const classProperties = filterClassPropertiesIfNamed(properties, namedOnly);
    return parentClassPropertiesMetadata
        ? [...classProperties, ...parentClassPropertiesMetadata]
        : classProperties;
}
exports.findClassPropertiesMetadata = findClassPropertiesMetadata;
function findParentClassPropertiesMetadata(klass, namedOnly) {
    const parentClass = (0, utils_1.findParentClass)(klass);
    if (parentClass === undefined) {
        return;
    }
    return findClassPropertiesMetadata(parentClass, namedOnly);
}
function filterClassPropertiesIfNamed(properties, namedOnly) {
    return namedOnly ? properties.filter(property => property.name) : properties;
}