Method onStderr

src/backend/server.ts:166–185

(data)

    }

    private onStderr(data) {
        this.sendToConsole(data);        // Send it without any processing or buffering
        if (this.initResolve) {
            if (typeof data === 'string') { this.errBuffer += data; }
            else { this.errBuffer += data.toString('utf8'); }

            if (this.initResolve && this.initMatch && this.initMatch.test(this.errBuffer)) {
                // console.log(`********* Got initmatch on stderr ${Date.now() - this.startTime}ms`);
                this.initResolve(true);
                this.initResolve = null;
                this.initReject = null;
            }

            const end = this.errBuffer.lastIndexOf('\n');
            if (end !== -1) {
                // this.emit('output', this.errBuffer.substring(0, end));
                this.errBuffer = this.errBuffer.substring(end + 1);
            }
        }
    }

    protected connectToConsole(): Promise<void> {
        return new Promise<void>((resolve, reject) => {