Class PtyTerminal

src/frontend/pty.ts:57–564

** No event is generated when dispose() is called
*/
export class PtyTerminal extends EventEmitter {
    protected writeEmitter = new vscode.EventEmitter<string>() ;
    private didPrompt = false;
    private curLine = '';           // This input entered by the user
    private cursorPos = 1;          // This a relative position ater any prompt or output text
    public terminal: vscode.Terminal = null;
    private disposing = false;
    private isPaused = false;
    protected promptTimer: ResettableTimeout = null;
    public isReady = false;
    protected pendingWrites: any[] = [];
    private suspendPrompting: boolean = false;

    private static oldOnes: { [name: string]: PtyTerminal }  = {};

    private readonly pty: vscode.Pseudoterminal = {
        onDidWrite: this.writeEmitter.event,
        // onDidOverrideDimensions?: vscode.Event<vscode.TerminalDimensions>;
        // onDidClose?: vscode.Event<number | void>;
        open: () => { this.onOpen(); },
        close: () => { this.onClose(); },
        /*
        open(initialDimensions: vscode.TerminalDimensions): void {
            throw new Error('Method not implemented.');
        }
        */
        handleInput: (data: string) => { this.handleInput(data); }
        /*
        setDimensions?(dimensions: vscode.TerminalDimensions): void {
            throw new Error('Method not implemented.');
        }
        */
    };

    constructor(protected options: IPtyTerminalOptions) {
        super();
        this.terminal = vscode.window.createTerminal({
            name: this.options.name,
            pty: this.pty
        });
        this.resetOptions(options);
        PtyTerminal.oldOnes[this.options.name] = this;
        vscode.window.onDidCloseTerminal((t) => {
            if ((t === this.terminal) && !this.disposing) {
                this.onClose();
            }
        });
    }

    private onOpen() {
        this.isReady = true;
        if (this.pendingWrites.length) {
            for (const data of this.pendingWrites) {
                this.write(data);
            }
            this.pendingWrites = [];
        } else {
            this.doPrompt();