From b53ab615eaa4e71cd71112b70176cb1cc78608c6 Mon Sep 17 00:00:00 2001
From: michnovka <michnovka@gmail.com>
Date: Wed, 17 Jan 2018 03:15:56 +0100
Subject: [PATCH] added default precision modifier

plot now accepts precision for default modifier
---
 asciichart.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/asciichart.js b/asciichart.js
index 8038cf8..3798f9e 100644
--- a/asciichart.js
+++ b/asciichart.js
@@ -16,6 +16,7 @@
         cfg         = (typeof cfg !== 'undefined') ? cfg : {}
         let offset  = (typeof cfg.offset  !== 'undefined') ? cfg.offset  : 3
         let padding = (typeof cfg.padding !== 'undefined') ? cfg.padding : '           '
+        let precision = (typeof cfg.precision !== 'undefined') ? cfg.precision : 2
         let height  = (typeof cfg.height  !== 'undefined') ? cfg.height  : range
         let ratio   = height / range
         let min2    = Math.round (min * ratio)
@@ -23,7 +24,7 @@
         let rows    = Math.abs (max2 - min2)
         let width   = series.length + offset
         let format  = (typeof cfg.format !== 'undefined') ? cfg.format : function (x) {
-            return (padding + x.toFixed (2)).slice (-padding.length)
+            return (padding + x.toFixed (precision)).slice (-padding.length)
         }
 
         let result = new Array (rows + 1) // empty space
@@ -62,4 +63,4 @@
         return result.map (function (x) { return x.join ('') }).join ('\n')
     }
 
-}) (typeof exports === 'undefined' ? /* istanbul ignore next */ this['asciichart'] = {} : exports);
\ No newline at end of file
+}) (typeof exports === 'undefined' ? /* istanbul ignore next */ this['asciichart'] = {} : exports);