Console-visualizer NPM

The visualizer for the Node.js console

Installation

NPM

npm install console-visualizer --save

Usage

Example

var Visualizer = require('console-visualizer');

var visual = new Visualizer({
    progress: {
        scale: {
            fill: "|",
            half: false
        }
    }
});

var loadMin = 0;
var loadCur = 0;
var loadMax = 100;

loadInterval = setInterval(function() {
    if (loadCur <= loadMax) {
        visual.clear(); // Clear console
        visual.drawProgress(loadMin, loadCur, loadMax); // Draw progress bar
        
        loadCur++;
    } else {
        clearInterval(loadInterval);
    }
}, 100);

/* Output:
[||||||||||          ] 50%
*/

Methods

constructor(opts)

Object constructor

Object opts
- Object progress - Progress bar
  - Integer max_chars - The maximum characters length in the console. default: 80
  - Boolean|Char arrow - default: false
  - Object text
    - Boolean draw - default: true
    - Boolean floor - default: true
  - Object braces
    - Boolean|Char open - default: "["
    - Boolean|Char close - default: "]"
  - Object scale
    - Char fill - default: "="
    - Boolean|Char half - default: "-"
    - Char empty - default: " "

clear()

Clear console

getProgress(min, cur, max)

Generate progress bar like this

[==========          ] 50%

Integer min - start of range
Integer cur - current value
Integer max - end of range
return String - progress bar

drawProgress(min, cur, max)

Draw progress bar in console. Based on the method Visualizer#getProgress

Integer min - start of range
Integer cur - current value
Integer max - end of range

Build form coffee source

Build project

The source code in the folder development. They should be compiled in the bin folder

# With watching
gulp

gulp build

Build gulpfile

coffee -c gulpfile.coffee

Roadmap

Add more visual progress bars. Like this

###
      ________
     `.______,'
      (______)
      <      >
       )    (
      /`----.\
     /        \
    / _    _   \
   :,' `-.' `.' :
   | *    O   * |
   :    o   o   ;
    \ .  * .   /
     `.______.'
###