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Cleaned up some code writer code. 

Modified the ToString override to be GenerateCode and fixed how it cached.
This commit is contained in:
N. Taylor Mullen 2014-04-22 15:21:09 -07:00
parent 9c4a6e901d
commit 9abd67da4b
3 changed files with 16 additions and 22 deletions
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2
src/Microsoft.AspNet.Razor/Generator/Compiler/CodeBuilder/CSharp/CSharpCodeBuilder.cs
View File

@ -61,7 +61,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler.CSharp
}
}
return new CodeBuilderResult(writer.ToString(), writer.LineMappingManager.Mappings);
return new CodeBuilderResult(writer.GenerateCode(), writer.LineMappingManager.Mappings);
}
private void AddImports(CodeTree codeTree, CSharpCodeWriter writer, IEnumerable<string> defaultImports)

6
src/Microsoft.AspNet.Razor/Generator/Compiler/CodeBuilder/CSharp/CSharpLineMappingWriter.cs
View File

@ -48,7 +48,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler.CSharp
public void MarkLineMappingEnd()
{
_generatedContentLength = _writer.ToString().Length - _generatedLocation.AbsoluteIndex;
_generatedContentLength = _writer.GenerateCode().Length - _generatedLocation.AbsoluteIndex;
}
protected virtual void Dispose(bool disposing)
@ -58,7 +58,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler.CSharp
// Verify that the generated length has not already been calculated
if (_generatedContentLength == 0)
{
_generatedContentLength = _writer.ToString().Length - _generatedLocation.AbsoluteIndex;
_generatedContentLength = _writer.GenerateCode().Length - _generatedLocation.AbsoluteIndex;
}
var generatedLocation = new MappingLocation(_generatedLocation, _generatedContentLength);
@ -75,7 +75,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler.CSharp
{
// Need to add an additional line at the end IF there wasn't one already written.
// This is needed to work with the C# editor's handling of #line ...
bool endsWithNewline = _writer.ToString().EndsWith("\n");
bool endsWithNewline = _writer.GenerateCode().EndsWith("\n");
// Always write at least 1 empty line to potentially separate code from pragmas.
_writer.WriteLine();

30
src/Microsoft.AspNet.Razor/Generator/Compiler/CodeBuilder/CodeWriter.cs
View File

@ -6,17 +6,10 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
{
public class CodeWriter : IDisposable
{
protected StringWriter Writer;
private StringWriter _writer = new StringWriter();
private bool _newLine;
private string _cache;
private bool _dirty;
public CodeWriter()
{
Writer = new StringWriter();
_dirty = true;
}
private string _cache = string.Empty;
private bool _dirty = false;
public string LastWrite { get; private set; }
public int CurrentIndent { get; private set; }
@ -51,7 +44,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
{
if (_newLine)
{
Writer.Write(new string(' ', size));
_writer.Write(new string(' ', size));
Flush();
_dirty = true;
_newLine = false;
@ -64,7 +57,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
{
Indent(CurrentIndent);
Writer.Write(data);
_writer.Write(data);
Flush();
@ -79,7 +72,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
{
LastWrite = Environment.NewLine;
Writer.WriteLine();
_writer.WriteLine();
Flush();
@ -96,16 +89,17 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
public CodeWriter Flush()
{
Writer.Flush();
_writer.Flush();
return this;
}
public override string ToString()
public string GenerateCode()
{
if (_dirty)
{
_cache = Writer.ToString();
_cache = _writer.ToString();
_dirty = false;
}
return _cache;
@ -113,7 +107,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
public SourceLocation GetCurrentSourceLocation()
{
string output = ToString();
string output = GenerateCode();
string unescapedOutput = output.Replace("\\r", String.Empty).Replace("\\n", String.Empty);
return new SourceLocation(
@ -126,7 +120,7 @@ namespace Microsoft.AspNet.Razor.Generator.Compiler
{
if(disposing)
{
Writer.Dispose();
_writer.Dispose();
}
}