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2 files changed, 117 insertions, 0 deletions

diff --git a/node_modules/postcss-svgo/dist/index.js b/node_modules/postcss-svgo/dist/index.js
new file mode 100644
index 00000000..466a6356
--- /dev/null
+++ b/node_modules/postcss-svgo/dist/index.js
@@ -0,0 +1,108 @@
+'use strict';
+
+exports.__esModule = true;
+
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
+var _postcss = require('postcss');
+
+var _postcss2 = _interopRequireDefault(_postcss);
+
+var _postcssValueParser = require('postcss-value-parser');
+
+var _postcssValueParser2 = _interopRequireDefault(_postcssValueParser);
+
+var _svgo = require('svgo');
+
+var _svgo2 = _interopRequireDefault(_svgo);
+
+var _isSvg = require('is-svg');
+
+var _isSvg2 = _interopRequireDefault(_isSvg);
+
+var _url = require('./lib/url');
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var PLUGIN = 'postcss-svgo';
+var dataURI = /data:image\/svg\+xml(;(charset=)?utf-8)?,/;
+
+function minifyPromise(svgo, decl, opts) {
+    var promises = [];
+
+    decl.value = (0, _postcssValueParser2.default)(decl.value).walk(function (node) {
+        if (node.type !== 'function' || node.value !== 'url' || !node.nodes.length) {
+            return;
+        }
+        var value = node.nodes[0].value;
+
+        var decodedUri = void 0,
+            isUriEncoded = void 0;
+
+        try {
+            decodedUri = (0, _url.decode)(value);
+            isUriEncoded = decodedUri !== value;
+        } catch (e) {
+            // Swallow exception if we cannot decode the value
+            isUriEncoded = false;
+        }
+
+        if (isUriEncoded) {
+            value = decodedUri;
+        }
+        if (opts.encode !== undefined) {
+            isUriEncoded = opts.encode;
+        }
+
+        var svg = value.replace(dataURI, '');
+
+        if (!(0, _isSvg2.default)(svg)) {
+            return;
+        }
+
+        promises.push(new Promise(function (resolve, reject) {
+            return svgo.optimize(svg, function (result) {
+                if (result.error) {
+                    return reject(PLUGIN + ': ' + result.error);
+                }
+                var data = isUriEncoded ? (0, _url.encode)(result.data) : result.data;
+                // Should always encode # otherwise we yield a broken SVG
+                // in Firefox (works in Chrome however). See this issue:
+                // https://github.com/ben-eb/cssnano/issues/245
+                data = data.replace(/#/g, '%23');
+                node.nodes[0] = _extends({}, node.nodes[0], {
+                    value: 'data:image/svg+xml;charset=utf-8,' + data,
+                    quote: isUriEncoded ? '"' : '\'',
+                    type: 'string',
+                    before: '',
+                    after: ''
+                });
+                return resolve();
+            });
+        }));
+
+        return false;
+    });
+
+    return Promise.all(promises).then(function () {
+        return decl.value = decl.value.toString();
+    });
+}
+
+exports.default = _postcss2.default.plugin(PLUGIN, function () {
+    var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+    var svgo = new _svgo2.default(opts);
+    return function (css) {
+        return new Promise(function (resolve, reject) {
+            var promises = [];
+            css.walkDecls(function (decl) {
+                if (dataURI.test(decl.value)) {
+                    promises.push(minifyPromise(svgo, decl, opts));
+                }
+            });
+            return Promise.all(promises).then(resolve, reject);
+        });
+    };
+});
+module.exports = exports['default'];
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diff --git a/node_modules/postcss-svgo/dist/lib/url.js b/node_modules/postcss-svgo/dist/lib/url.js
new file mode 100644
index 00000000..21aaa158
--- /dev/null
+++ b/node_modules/postcss-svgo/dist/lib/url.js
@@ -0,0 +1,9 @@
+'use strict';
+
+exports.__esModule = true;
+exports.encode = encode;
+function encode(data) {
+    return data.replace(/"/g, '\'').replace(/%/g, '%25').replace(/</g, '%3C').replace(/>/g, '%3E').replace(/&/g, '%26').replace(/#/g, '%23').replace(/\s+/g, ' ');
+};
+
+var decode = exports.decode = decodeURIComponent;
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