y-log-bar

A nodejs console progress bar for heavy scripts.

Useful to monitor long time scripts.

Install :

npm install y-log-bar

Import :

const logbar	= require('y-log-bar').get();

Use

The progress bar will stays at the bottom of your terminal as long as you use logbar.log instead of console.log.

logbar.show();
logbar.log('data=',data);
// instead of : console.log('data=',data);

Show in terminal.

logbar.show();

Remove from terminal.

logbar.hide();

The bar display will update every time you use logbar.show or logbar.log when visible.

Menu

• Use
• Areas
• Change Values
  • title
  • percent
  • time
• Look and feel
  • title
  • percent value
  • progress bar
• Exemple

Areas

• 1 : title
• 2 : time
• 3 : percent value
• 4 : percent bar

Change Values

• title.

  Area 1.

  // must be a string
  logbar.title.value=' some text';

• percent.

  Area 3 and 4.

  // must be a number between 0 and 1
  logbar.perc.value=0.7;

• time.

  Area 2. Show elapsed time.

  // default = false
  logbar.time.visible=true;

  Reset elapsed time.

  logbar.time.start=0;

Look and feel.

Customise logbar display. NB: All colors must be a rgb value.

• title bar.

  Area 1 and 2.

  • front colors (gradient)

  logbar.title.front.from=[255,0,0]; //from left
  logbar.title.front.to=[255,255,0]; //to right

  • back colors (gradient)

  logbar.title.back.from=[0,100,200]; //from left
  logbar.title.back.to=[0,50,100]; //to right

  • character for for unused space

  // default = ' '
  logbar.title.fill="=";

• percent value.

  Area 3.

  • front color

  logbar.perc.front=[255,0,0];

  • back color

  logbar.perc.back=[0,200,150];

• percent bar.

  Area 4.

  • front colors (gradient)

  logbar.bar.front.from=[255,0,0]; //from left
  logbar.bar.front.to=[255,255,0]; //to right

  • back colors (gradient)

  logbar.bar.back.from=[0,100,200]; //from left
  logbar.bar.back.to=[0,50,100]; //to right

  • character for filled bar

  logbar.bar.chIn='X';

  • character for empty bar

  logbar.bar.chOut='-';

See exemple exemple.js.