Method handleOtherChars

src/frontend/pty.ts:211–256

(str: string)

    **
    */
    private handleOtherChars(str: string) {
        // We are only expecting COOKED mode here. Everything else should have already been handled
        const lines = str.split(/\r\n|\r|\n/);
        if (lines.length > 1) {
            if (this.promptTimer) {
                this.promptTimer.kill();
                this.promptTimer = null;
            }
            // The last line decides if there will be a prompt or not. Otherwise, no prompt
            // emitted until all the lines are consumed
            this.didPrompt = false;
            this.suspendPrompting = true;
        }
        for (let ix = 0; ix < lines.length; ix++ ) {
            const line = lines[ix];
            const isLastLine = (ix === (lines.length - 1));
            if ((line === '') && isLastLine) {
                // Last line will be empty if the input string ended with a newline
                this.suspendPrompting = false;
                this.doPrompt();
                break;
            }
            let tail = this.curLine.slice(this.cursorPos - 1);
            this.curLine = PtyTerminal.insertCharsAt(this.curLine, line, this.cursorPos - 1);
            this.writeEmitter.fire(ACTIONS.killLineForward());
            if (!isLastLine) {
                this.writeEmitter.fire(line);
                this.cursorPos += line.length;
                this.curLine = (tail.length > 0) ? this.curLine.slice(0, -tail.length) : this.curLine;
                this.handleReturn(KEYS.enter);
                if (tail.length > 0) {
                    // We carry the tail with us to the next line but cursor position does not change
                    // Which at this point should be at the beginning of the next line.
                    this.writeEmitter.fire(tail + ACTIONS.cursorBack(tail.length));
                    this.curLine = tail;
                }
            } else {
                tail = this.curLine.slice(this.cursorPos - 1);
                this.writeEmitter.fire(tail);
                const count = tail.length - line.length;
                this.writeEmitter.fire(ACTIONS.cursorBack(count));
                this.cursorPos += line.length;
            }
        }
        this.suspendPrompting = false;
    }

    /*
    ** Handle character key sequences. Most terminals are variations of xterm which in turn