@nestjs/core/helpers/handler-metadata-storage.js

Nest - modern, fast, powerful node.js web framework (@core)

"use strict";
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
"use strict";
const hash = require("object-hash");
exports.HANDLER_METADATA_SYMBOL = Symbol.for('handler_metadata:cache');
class HandlerMetadataStorage {
    constructor() {
        this[_a] = new Map();
    }
    set(controller, methodName, metadata) {
        const metadataKey = this.getMetadataKey(controller, methodName);
        this[exports.HANDLER_METADATA_SYMBOL].set(metadataKey, metadata);
    }
    get(controller, methodName) {
        const metadataKey = this.getMetadataKey(controller, methodName);
        return this[exports.HANDLER_METADATA_SYMBOL].get(metadataKey);
    }
    getMetadataKey(controller, methodName) {
        const ctor = controller.constructor;
        const controllerKey = ctor && hash(ctor);
        return controllerKey + methodName;
    }
}
_a = exports.HANDLER_METADATA_SYMBOL;
exports.HandlerMetadataStorage = HandlerMetadataStorage;