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1 files changed, 76 insertions, 0 deletions

diff --git a/node_modules/svgo/plugins/cleanupNumericValues.js b/node_modules/svgo/plugins/cleanupNumericValues.js
new file mode 100644
index 00000000..487443a5
--- /dev/null
+++ b/node_modules/svgo/plugins/cleanupNumericValues.js
@@ -0,0 +1,76 @@
+'use strict';
+
+exports.type = 'perItem';
+
+exports.active = true;
+
+exports.description = 'rounds numeric values to the fixed precision, removes default ‘px’ units';
+
+exports.params = {
+    floatPrecision: 3,
+    leadingZero: true,
+    defaultPx: true,
+    convertToPx: true
+};
+
+var regNumericValues = /^([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)(px|pt|pc|mm|cm|m|in|ft|em|ex|%)?$/,
+    removeLeadingZero = require('../lib/svgo/tools').removeLeadingZero,
+    absoluteLengths = { // relative to px
+        cm: 96/2.54,
+        mm: 96/25.4,
+        in: 96,
+        pt: 4/3,
+        pc: 16
+    };
+
+/**
+ * Round numeric values to the fixed precision,
+ * remove default 'px' units.
+ *
+ * @param {Object} item current iteration item
+ * @param {Object} params plugin params
+ * @return {Boolean} if false, item will be filtered out
+ *
+ * @author Kir Belevich
+ */
+exports.fn = function(item, params) {
+
+    if (item.isElem()) {
+
+        var match;
+
+        item.eachAttr(function(attr) {
+            match = attr.value.match(regNumericValues);
+
+            // if attribute value matches regNumericValues
+            if (match) {
+                // round it to the fixed precision
+                var num = +(+match[1]).toFixed(params.floatPrecision),
+                    units = match[3] || '';
+
+                // convert absolute values to pixels
+                if (params.convertToPx && units && (units in absoluteLengths)) {
+                    var pxNum = +(absoluteLengths[units] * match[1]).toFixed(params.floatPrecision);
+
+                    if (String(pxNum).length < match[0].length)
+                        num = pxNum,
+                        units = 'px';
+                }
+
+                // and remove leading zero
+                if (params.leadingZero) {
+                    num = removeLeadingZero(num);
+                }
+
+                // remove default 'px' units
+                if (params.defaultPx && units === 'px') {
+                    units = '';
+                }
+
+                attr.value = num + units;
+            }
+        });
+
+    }
+
+};