first commit

app_vue/node_modules/css-tree/lib/generator/create.js

@@ -0,0 +1,66 @@
+var sourceMap = require('./sourceMap');
+var hasOwnProperty = Object.prototype.hasOwnProperty;
+
+function processChildren(node, delimeter) {
+    var list = node.children;
+    var prev = null;
+
+    if (typeof delimeter !== 'function') {
+        list.forEach(this.node, this);
+    } else {
+        list.forEach(function(node) {
+            if (prev !== null) {
+                delimeter.call(this, prev);
+            }
+
+            this.node(node);
+            prev = node;
+        }, this);
+    }
+}
+
+module.exports = function createGenerator(config) {
+    function processNode(node) {
+        if (hasOwnProperty.call(types, node.type)) {
+            types[node.type].call(this, node);
+        } else {
+            throw new Error('Unknown node type: ' + node.type);
+        }
+    }
+
+    var types = {};
+
+    if (config.node) {
+        for (var name in config.node) {
+            types[name] = config.node[name].generate;
+        }
+    }
+
+    return function(node, options) {
+        var buffer = '';
+        var handlers = {
+            children: processChildren,
+            node: processNode,
+            chunk: function(chunk) {
+                buffer += chunk;
+            },
+            result: function() {
+                return buffer;
+            }
+        };
+
+        if (options) {
+            if (typeof options.decorator === 'function') {
+                handlers = options.decorator(handlers);
+            }
+
+            if (options.sourceMap) {
+                handlers = sourceMap(handlers);
+            }
+        }
+
+        handlers.node(node);
+
+        return handlers.result();
+    };
+};