Add InlineContainer.Prepend method.

Author: CXuesong

MwParserFromScratch/MwParserFromScratch.csproj

@@ -8,16 +8,16 @@
     <PackageLicenseUrl>http://www.apache.org/licenses/LICENSE-2.0</PackageLicenseUrl>
     <PackageProjectUrl>https://github.com/CXuesong/MwParserFromScratch</PackageProjectUrl>
     <Authors>CXuesong</Authors>
-    <Version>0.1-int3a</Version>
+    <Version>0.1-int4</Version>
     <PackageTags>MediaWiki Wikitext Parser</PackageTags>
     <RepositoryUrl>https://github.com/CXuesong/MwParserFromScratch</RepositoryUrl>
     <RepositoryType>Git</RepositoryType>
     <PackageReleaseNotes>See https://github.com/CXuesong/MwParserFromScratch/releases .</PackageReleaseNotes>
     <Description>A .NET Library for parsing wikitext into AST.</Description>
     <Copyright>Copyright (C) CXuesong, 2017</Copyright>
-    <AssemblyVersion>0.1.1.3</AssemblyVersion>
+    <AssemblyVersion>0.1.1.4</AssemblyVersion>
     <NeutralLanguage>en-us</NeutralLanguage>
-    <FileVersion>0.1.1.3</FileVersion>
+    <FileVersion>0.1.1.4</FileVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">

MwParserFromScratch/Nodes/Wikitext.cs

@@ -73,11 +73,26 @@ public InlineContainer(IEnumerable<InlineNode> nodes)
             if (nodes != null) Inlines.Add(nodes);
         }
 
+        /// <summary>
+        /// Append a <see cref="PlainText"/> node to the beginning of the paragraph.
+        /// </summary>
+        /// <param name="text">The text to be inserted.</param>
+        /// <returns>Either the new <see cref="PlainText"/> node inserted, or the existing <see cref="PlainText"/> at the beginning of the paragraph.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="text"/> is <c>null</c>.</exception>
+        public PlainText Prepend(string text)
+        {
+            if (text == null) throw new ArgumentNullException(nameof(text));
+            var pt = Inlines.FirstNode as PlainText;
+            if (pt == null) Inlines.AddFirst(pt = new PlainText());
+            pt.Content = text + pt.Content;
+            return pt;
+        }
+
         /// <summary>
         /// Append a <see cref="PlainText"/> node to the end of the paragraph.
         /// </summary>
         /// <param name="text">The text to be inserted.</param>
-        /// <returns>Either the new <see cref="PlainText"/> node inserted, or the existing <see cref="PlainText"/> in the end of the paragraph.</returns>
+        /// <returns>Either the new <see cref="PlainText"/> node inserted, or the existing <see cref="PlainText"/> at the end of the paragraph.</returns>
         /// <exception cref="ArgumentNullException"><paramref name="text"/> is <c>null</c>.</exception>
         public PlainText Append(string text)
         {