You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

73 lines
2.6 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.defineAspects = exports.AbstractOperation = exports.Aspect = void 0;
const util_1 = require("util");
const bson_1 = require("../bson");
const read_preference_1 = require("../read_preference");
exports.Aspect = {
READ_OPERATION: Symbol('READ_OPERATION'),
WRITE_OPERATION: Symbol('WRITE_OPERATION'),
RETRYABLE: Symbol('RETRYABLE'),
EXPLAINABLE: Symbol('EXPLAINABLE'),
SKIP_COLLATION: Symbol('SKIP_COLLATION'),
CURSOR_CREATING: Symbol('CURSOR_CREATING'),
MUST_SELECT_SAME_SERVER: Symbol('MUST_SELECT_SAME_SERVER')
};
/** @internal */
const kSession = Symbol('session');
/**
* This class acts as a parent class for any operation and is responsible for setting this.options,
* as well as setting and getting a session.
* Additionally, this class implements `hasAspect`, which determines whether an operation has
* a specific aspect.
* @internal
*/
class AbstractOperation {
constructor(options = {}) {
this.executeAsync = (0, util_1.promisify)((server, session, callback) => {
this.execute(server, session, callback);
});
this.readPreference = this.hasAspect(exports.Aspect.WRITE_OPERATION)
? read_preference_1.ReadPreference.primary
: read_preference_1.ReadPreference.fromOptions(options) ?? read_preference_1.ReadPreference.primary;
// Pull the BSON serialize options from the already-resolved options
this.bsonOptions = (0, bson_1.resolveBSONOptions)(options);
this[kSession] = options.session != null ? options.session : undefined;
this.options = options;
this.bypassPinningCheck = !!options.bypassPinningCheck;
this.trySecondaryWrite = false;
}
hasAspect(aspect) {
const ctor = this.constructor;
if (ctor.aspects == null) {
return false;
}
return ctor.aspects.has(aspect);
}
get session() {
return this[kSession];
}
clearSession() {
this[kSession] = undefined;
}
get canRetryRead() {
return true;
}
get canRetryWrite() {
return true;
}
}
exports.AbstractOperation = AbstractOperation;
function defineAspects(operation, aspects) {
if (!Array.isArray(aspects) && !(aspects instanceof Set)) {
aspects = [aspects];
}
aspects = new Set(aspects);
Object.defineProperty(operation, 'aspects', {
value: aspects,
writable: false
});
return aspects;
}
exports.defineAspects = defineAspects;
//# sourceMappingURL=operation.js.map