merge plugins/roundNumericValues and plugins/removeDefaultPx into one plugins/cleanupNumericValues

.svgo.yml

@@ -32,16 +32,13 @@ plugins:
     active: true
     type: perItem
 
-  - name: removeDefaultPx
+  - name: cleanupNumericValues
-    active: true
-    type: perItem
-
-  - name: roundNumericValues
     active: true
     type: perItem
     params:
       floatPrecision: 3
       leadingZero: true
+      defaultPx: true
 
   - name: removeUnknownsAndDefaults
     active: true

plugins/cleanupNumericValues.js

@@ -4,7 +4,8 @@ var regNumericValues = /^([\-+]?\d*\.?\d+)(px|pt|pc|mm|cm|m|in|ft|em|ex|%)?$/,
     removeLeadingZero = require('../lib/svgo/tools').removeLeadingZero;
 
 /**
- * Round numeric values to the fixed precision.
+ * Round numeric values to the fixed precision,
+ * remove default 'px' units.
  *
  * @param {Object} item current iteration item
  * @param {Object} params plugin params
@@ -12,7 +13,7 @@ var regNumericValues = /^([\-+]?\d*\.?\d+)(px|pt|pc|mm|cm|m|in|ft|em|ex|%)?$/,
  *
  * @author Kir Belevich
  */
-exports.roundNumericValues = function(item, params) {
+exports.cleanupNumericValues = function(item, params) {
 
     if (item.isElem()) {
 
@@ -23,15 +24,21 @@ exports.roundNumericValues = function(item, params) {
 
             // if attribute value matches regNumericValues
             if (match) {
-                // then round it to the fixed precision
+                    // round it to the fixed precision
-                var num = +(+match[1]).toFixed(params.floatPrecision) + (match[2] || '');
+                var num = +(+match[1]).toFixed(params.floatPrecision),
+                    units = match[2] || '';
 
                 // and remove leading zero
                 if (params.leadingZero) {
                     num = removeLeadingZero(num);
                 }
 
-                attr.value = num;
+                // remove default 'px' units
+                if (params.defaultPx && units === 'px') {
+                    units = '';
+                }
+
+                attr.value = num + units;
             }
         });
 

plugins/removeDefaultPx.js

@@ -1,27 +0,0 @@
-'use strict';
-
-var regValPx = /^([\-+]?\d*\.?\d+)px$/;
-
-/**
- * Remove default "px" unit from attributes values.
- *
- * "One px unit is defined to be equal to one user unit.
- * Thus, a length of 5px is the same as a length of 5"
- * http://www.w3.org/TR/SVG/coords.html#Units
- *
- * @param {Object} item current iteration item
- * @return {Boolean} if false, item will be filtered out
- *
- * @author Kir Belevich
- */
-exports.removeDefaultPx = function(item) {
-
-    if (item.elem) {
-
-        item.eachAttr(function(attr) {
-            attr.value = attr.value.replace(regValPx, '$1');
-        });
-
-    }
-
-};

test/plugins/cleanupNumericValues.01.should.svg

@@ -1,3 +1,3 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="50.124%" height="20px" x=".266" y="-.235">
+<svg xmlns="http://www.w3.org/2000/svg" width="50.124%" height="20" x=".266" y="-.235">
     test
 </svg>

test/plugins/removeDefaultPx.01.orig.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="100px" height="50.123px">
-    <path d="..."/>
-</svg>

test/plugins/removeDefaultPx.01.should.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="100" height="50.123">
-    <path d="..."/>
-</svg>