aboutsummaryrefslogtreecommitdiff
path: root/node_modules/stylus/lib/nodes/block.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/stylus/lib/nodes/block.js')
-rw-r--r--node_modules/stylus/lib/nodes/block.js127
1 files changed, 127 insertions, 0 deletions
diff --git a/node_modules/stylus/lib/nodes/block.js b/node_modules/stylus/lib/nodes/block.js
new file mode 100644
index 00000000..ed4e9776
--- /dev/null
+++ b/node_modules/stylus/lib/nodes/block.js
@@ -0,0 +1,127 @@
+
+/*!
+ * Stylus - Block
+ * Copyright (c) Automattic <developer.wordpress.com>
+ * MIT Licensed
+ */
+
+/**
+ * Module dependencies.
+ */
+
+var Node = require('./node');
+
+/**
+ * Initialize a new `Block` node with `parent` Block.
+ *
+ * @param {Block} parent
+ * @api public
+ */
+
+var Block = module.exports = function Block(parent, node){
+ Node.call(this);
+ this.nodes = [];
+ this.parent = parent;
+ this.node = node;
+ this.scope = true;
+};
+
+/**
+ * Inherit from `Node.prototype`.
+ */
+
+Block.prototype.__proto__ = Node.prototype;
+
+/**
+ * Check if this block has properties..
+ *
+ * @return {Boolean}
+ * @api public
+ */
+
+Block.prototype.__defineGetter__('hasProperties', function(){
+ for (var i = 0, len = this.nodes.length; i < len; ++i) {
+ if ('property' == this.nodes[i].nodeName) {
+ return true;
+ }
+ }
+});
+
+/**
+ * Check if this block has @media nodes.
+ *
+ * @return {Boolean}
+ * @api public
+ */
+
+Block.prototype.__defineGetter__('hasMedia', function(){
+ for (var i = 0, len = this.nodes.length; i < len; ++i) {
+ var nodeName = this.nodes[i].nodeName;
+ if ('media' == nodeName) {
+ return true;
+ }
+ }
+ return false;
+});
+
+/**
+ * Check if this block is empty.
+ *
+ * @return {Boolean}
+ * @api public
+ */
+
+Block.prototype.__defineGetter__('isEmpty', function(){
+ return !this.nodes.length;
+});
+
+/**
+ * Return a clone of this node.
+ *
+ * @return {Node}
+ * @api public
+ */
+
+Block.prototype.clone = function(parent, node){
+ parent = parent || this.parent;
+ var clone = new Block(parent, node || this.node);
+ clone.lineno = this.lineno;
+ clone.column = this.column;
+ clone.filename = this.filename;
+ clone.scope = this.scope;
+ this.nodes.forEach(function(node){
+ clone.push(node.clone(clone, clone));
+ });
+ return clone;
+};
+
+/**
+ * Push a `node` to this block.
+ *
+ * @param {Node} node
+ * @api public
+ */
+
+Block.prototype.push = function(node){
+ this.nodes.push(node);
+};
+
+/**
+ * Return a JSON representation of this node.
+ *
+ * @return {Object}
+ * @api public
+ */
+
+Block.prototype.toJSON = function(){
+ return {
+ __type: 'Block',
+ // parent: this.parent,
+ // node: this.node,
+ scope: this.scope,
+ lineno: this.lineno,
+ column: this.column,
+ filename: this.filename,
+ nodes: this.nodes
+ };
+};