@pilotlab/lux-debug/src/logConsole.js

A luxurious user experience framework, developed by your friends at Pilot.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var readline = require('readline');
var logCursor_1 = require("./logCursor");
var logEnums_1 = require("./logEnums");
var LogConsole = (function () {
    function LogConsole(stream) {
        if (stream === void 0) { stream = process.stdout; }
        this._stream = stream;
        this._cursor = new logCursor_1.default(this);
    }
    Object.defineProperty(LogConsole.prototype, "stream", {
        get: function () { return this._stream; },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(LogConsole.prototype, "width", {
        get: function () {
            var out = process.stdout;
            if (out.getWindowSize)
                return out.getWindowSize()[0];
            else if (out.columns && out.rows)
                out.columns;
            else
                return 0;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(LogConsole.prototype, "height", {
        get: function () {
            var out = process.stdout;
            if (out.getWindowSize)
                return out.getWindowSize()[1];
            else if (out.columns && out.rows)
                return out.rows;
            else
                return 0;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(LogConsole.prototype, "cursor", {
        get: function () { return this._cursor; },
        enumerable: true,
        configurable: true
    });
    LogConsole.prototype.write = function (message) { this._stream.write(message); return this; };
    LogConsole.prototype.erase = function (region) {
        switch (region) {
            case logEnums_1.LogRegion.LINE:
                readline.clearLine(this._stream, 0);
                break;
            case logEnums_1.LogRegion.LINE_LEFT:
                readline.clearLine(this._stream, -1);
                break;
            case logEnums_1.LogRegion.LINE_RIGHT:
                readline.clearLine(this._stream, 1);
                break;
            case logEnums_1.LogRegion.DOWN:
                readline.clearScreenDown(this._stream);
                break;
            case logEnums_1.LogRegion.SCREEN:
            default:
                this._stream.write(process.platform === 'win32' ? '\x1Bc' : '\x1B[2J\x1B[3J\x1B[H');
                break;
        }
        return this;
    };
    return LogConsole;
}());
exports.LogConsole = LogConsole;
exports.default = LogConsole;
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