Add production dependencies

node_modules/css/lib/stringify/identity.js

@@ -0,0 +1,254 @@
+
+/**
+ * Module dependencies.
+ */
+
+var Base = require('./compiler');
+var inherits = require('inherits');
+
+/**
+ * Expose compiler.
+ */
+
+module.exports = Compiler;
+
+/**
+ * Initialize a new `Compiler`.
+ */
+
+function Compiler(options) {
+  options = options || {};
+  Base.call(this, options);
+  this.indentation = options.indent;
+}
+
+/**
+ * Inherit from `Base.prototype`.
+ */
+
+inherits(Compiler, Base);
+
+/**
+ * Compile `node`.
+ */
+
+Compiler.prototype.compile = function(node){
+  return this.stylesheet(node);
+};
+
+/**
+ * Visit stylesheet node.
+ */
+
+Compiler.prototype.stylesheet = function(node){
+  return this.mapVisit(node.stylesheet.rules, '\n\n');
+};
+
+/**
+ * Visit comment node.
+ */
+
+Compiler.prototype.comment = function(node){
+  return this.emit(this.indent() + '/*' + node.comment + '*/', node.position);
+};
+
+/**
+ * Visit import node.
+ */
+
+Compiler.prototype.import = function(node){
+  return this.emit('@import ' + node.import + ';', node.position);
+};
+
+/**
+ * Visit media node.
+ */
+
+Compiler.prototype.media = function(node){
+  return this.emit('@media ' + node.media, node.position)
+    + this.emit(
+        ' {\n'
+        + this.indent(1))
+    + this.mapVisit(node.rules, '\n\n')
+    + this.emit(
+        this.indent(-1)
+        + '\n}');
+};
+
+/**
+ * Visit document node.
+ */
+
+Compiler.prototype.document = function(node){
+  var doc = '@' + (node.vendor || '') + 'document ' + node.document;
+
+  return this.emit(doc, node.position)
+    + this.emit(
+        ' '
+      + ' {\n'
+      + this.indent(1))
+    + this.mapVisit(node.rules, '\n\n')
+    + this.emit(
+        this.indent(-1)
+        + '\n}');
+};
+
+/**
+ * Visit charset node.
+ */
+
+Compiler.prototype.charset = function(node){
+  return this.emit('@charset ' + node.charset + ';', node.position);
+};
+
+/**
+ * Visit namespace node.
+ */
+
+Compiler.prototype.namespace = function(node){
+  return this.emit('@namespace ' + node.namespace + ';', node.position);
+};
+
+/**
+ * Visit supports node.
+ */
+
+Compiler.prototype.supports = function(node){
+  return this.emit('@supports ' + node.supports, node.position)
+    + this.emit(
+      ' {\n'
+      + this.indent(1))
+    + this.mapVisit(node.rules, '\n\n')
+    + this.emit(
+        this.indent(-1)
+        + '\n}');
+};
+
+/**
+ * Visit keyframes node.
+ */
+
+Compiler.prototype.keyframes = function(node){
+  return this.emit('@' + (node.vendor || '') + 'keyframes ' + node.name, node.position)
+    + this.emit(
+      ' {\n'
+      + this.indent(1))
+    + this.mapVisit(node.keyframes, '\n')
+    + this.emit(
+        this.indent(-1)
+        + '}');
+};
+
+/**
+ * Visit keyframe node.
+ */
+
+Compiler.prototype.keyframe = function(node){
+  var decls = node.declarations;
+
+  return this.emit(this.indent())
+    + this.emit(node.values.join(', '), node.position)
+    + this.emit(
+      ' {\n'
+      + this.indent(1))
+    + this.mapVisit(decls, '\n')
+    + this.emit(
+      this.indent(-1)
+      + '\n'
+      + this.indent() + '}\n');
+};
+
+/**
+ * Visit page node.
+ */
+
+Compiler.prototype.page = function(node){
+  var sel = node.selectors.length
+    ? node.selectors.join(', ') + ' '
+    : '';
+
+  return this.emit('@page ' + sel, node.position)
+    + this.emit('{\n')
+    + this.emit(this.indent(1))
+    + this.mapVisit(node.declarations, '\n')
+    + this.emit(this.indent(-1))
+    + this.emit('\n}');
+};
+
+/**
+ * Visit font-face node.
+ */
+
+Compiler.prototype['font-face'] = function(node){
+  return this.emit('@font-face ', node.position)
+    + this.emit('{\n')
+    + this.emit(this.indent(1))
+    + this.mapVisit(node.declarations, '\n')
+    + this.emit(this.indent(-1))
+    + this.emit('\n}');
+};
+
+/**
+ * Visit host node.
+ */
+
+Compiler.prototype.host = function(node){
+  return this.emit('@host', node.position)
+    + this.emit(
+        ' {\n'
+        + this.indent(1))
+    + this.mapVisit(node.rules, '\n\n')
+    + this.emit(
+        this.indent(-1)
+        + '\n}');
+};
+
+/**
+ * Visit custom-media node.
+ */
+
+Compiler.prototype['custom-media'] = function(node){
+  return this.emit('@custom-media ' + node.name + ' ' + node.media + ';', node.position);
+};
+
+/**
+ * Visit rule node.
+ */
+
+Compiler.prototype.rule = function(node){
+  var indent = this.indent();
+  var decls = node.declarations;
+  if (!decls.length) return '';
+
+  return this.emit(node.selectors.map(function(s){ return indent + s }).join(',\n'), node.position)
+    + this.emit(' {\n')
+    + this.emit(this.indent(1))
+    + this.mapVisit(decls, '\n')
+    + this.emit(this.indent(-1))
+    + this.emit('\n' + this.indent() + '}');
+};
+
+/**
+ * Visit declaration node.
+ */
+
+Compiler.prototype.declaration = function(node){
+  return this.emit(this.indent())
+    + this.emit(node.property + ': ' + node.value, node.position)
+    + this.emit(';');
+};
+
+/**
+ * Increase, decrease or return current indentation.
+ */
+
+Compiler.prototype.indent = function(level) {
+  this.level = this.level || 1;
+
+  if (null != level) {
+    this.level += level;
+    return '';
+  }
+
+  return Array(this.level).join(this.indentation || '  ');
+};