Merge pull request dart-lang/markdown#112 from dart-lang/fix_analyzer_errors

Remove unused members, properly implement Node in UnparsedContent

pkgs/markdown/lib/src/ast.dart

diff --git a/pkgs/markdown/lib/src/ast.dart b/pkgs/markdown/lib/src/ast.dart
index 26cd4a7..cf2b1f7 100644
--- a/pkgs/markdown/lib/src/ast.dart
+++ b/pkgs/markdown/lib/src/ast.dart
@@ -72,8 +72,8 @@
 /// of a document are still being parsed, in order to gather all reference link
 /// definitions.
 class UnparsedContent implements Node {
-  final String content;
-  UnparsedContent(this.content);
+  final String textContent;
+  UnparsedContent(this.textContent);
 
   void accept(NodeVisitor visitor) => null;
 }

pkgs/markdown/lib/src/block_parser.dart

diff --git a/pkgs/markdown/lib/src/block_parser.dart b/pkgs/markdown/lib/src/block_parser.dart
index 13340f4..51f2f9a 100644
--- a/pkgs/markdown/lib/src/block_parser.dart
+++ b/pkgs/markdown/lib/src/block_parser.dart
@@ -190,17 +190,12 @@
 
   /// Generates a valid HTML anchor from the inner text of [element].
   static String generateAnchorHash(Element element) =>
-      element.children.first.content
+      element.children.first.textContent
           .toLowerCase()
           .trim()
           .replaceFirst(new RegExp(r'^[^a-z]+'), '')
           .replaceAll(new RegExp(r'[^a-z0-9 _-]'), '')
           .replaceAll(new RegExp(r'\s'), '-');
-
-  /// Concatenates the text found in all the children of [element].
-  static String _concatenatedText(Element element) => element.children
-      .map((child) => (child is Text) ? child.text : _concatenatedText(child))
-      .join('');
 }
 
 class EmptyBlockSyntax extends BlockSyntax {
@@ -747,7 +742,7 @@
   List<String> _extractReflinkDefinitions(
       BlockParser parser, List<String> lines) {
     bool lineStartsReflinkDefinition(int i) =>
-        lines[i].startsWith(new RegExp(r'[ ]{0,3}\['));
+        lines[i].startsWith(_reflinkDefinitionStart);
 
     int i = 0;
     loopOverDefinitions: while (true) {

pkgs/markdown/lib/src/document.dart

diff --git a/pkgs/markdown/lib/src/document.dart b/pkgs/markdown/lib/src/document.dart
index f804d12..32361d7 100644
--- a/pkgs/markdown/lib/src/document.dart
+++ b/pkgs/markdown/lib/src/document.dart
@@ -43,7 +43,7 @@
     for (int i = 0; i < nodes.length; i++) {
       var node = nodes[i];
       if (node is UnparsedContent) {
-        List<Node> inlineNodes = parseInline(node.content);
+        List<Node> inlineNodes = parseInline(node.textContent);
         nodes.removeAt(i);
         nodes.insertAll(i, inlineNodes);
         i += inlineNodes.length - 1;