Method connectedCallback

core/src/core.js:344–363

()

                    super.id = value;
                }
                async connectedCallback() {
                    if (!this.executed) {
                        this.executed = true;
                        const isAsync = !isSync(this);
                        const { io, run, runAsync } = await this._wrap.promise;
                        this.srcCode = await fetchSource(
                            this,
                            io,
                            !this.childElementCount,
                        );
                        this.replaceChildren();
                        this.style.display = "block";
                        dispatch(this, TYPE, "ready");
                        dispatchDone(
                            this,
                            isAsync,
                            (isAsync ? runAsync : run)(this.srcCode),
                        );
                    }
                }
            },
        );
    });