static async Task ProcessUsingsAsync(string path)
{
const string searchPattern = "*.cs";
var collector = new UsingCollector();
IEnumerable <string> fileNames = Directory.EnumerateFiles(path, searchPattern, SearchOption.AllDirectories).Where(fileName => !fileName.EndsWith(".g.i.cs") && !fileName.EndsWith(".g.cs"));
foreach (var fileName in fileNames)
{
string code = File.ReadAllText(fileName);
SyntaxTree tree = CSharpSyntaxTree.ParseText(code);
SyntaxNode root = await tree.GetRootAsync();
collector.Visit(root);
}
var usings = collector.UsingDirectives;
var usingStatics = usings.Select(n => n.ToString()).Distinct().Where(u => u.StartsWith("using static")).OrderBy(u => u);
var orderedUsings = usings.Select(n => n.ToString()).Distinct().Except(usingStatics).OrderBy(u => u.Substring(0, u.Length - 1));
foreach (var item in orderedUsings.Union(usingStatics))
{
WriteLine(item);
}
}
// </Snippet1>
static void Main(string[] args)
{
// <Snippet2>
SyntaxTree tree = CSharpSyntaxTree.ParseText(programText);
CompilationUnitSyntax root = tree.GetCompilationUnitRoot();
// </Snippet2>
// <Snippet6>
var collector = new UsingCollector();
collector.Visit(root);
foreach (var directive in collector.Usings)
{
WriteLine(directive.Name);
}
// </Snippet6>
}
static void Main(string[] args)
{
SyntaxTree tree = SyntaxTree.ParseText(
@"using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Roslyn.Compilers;
using Roslyn.Compilers.CSharp;
namespace TopLevel
{
using Microsoft;
using System.ComponentModel;
namespace Child1
{
using Microsoft.Win32;
using System.Runtime.InteropServices;
class Foo { }
}
namespace Child2
{
using System.CodeDom;
using Microsoft.CSharp;
class Bar { }
}
}");
var collector = new UsingCollector();
foreach (var node in tree.GetRoot().DescendantNodesAndSelf())
{
collector.Visit(node);
}
foreach (var directive in collector.Usings)
{
Console.WriteLine(directive.Name);
}
}
public static void Main()
{
const string programText =
@"using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
namespace TopLevel
{
using Microsoft;
using System.ComponentModel;
namespace Child1
{
using Microsoft.Win32;
using System.Runtime.InteropServices;
class Foo { }
}
namespace Child2
{
using System.CodeDom;
using Microsoft.CSharp;
class Bar { }
}
}";
SyntaxTree tree = CSharpSyntaxTree.ParseText(programText);
CompilationUnitSyntax root = tree.GetCompilationUnitRoot();
var collector = new UsingCollector();
collector.Visit(root);
foreach (var directive in collector.Usings)
{
Console.WriteLine(directive.Name);
}
}
static void Main(string[] args)
{
SyntaxTree tree = SyntaxTree.ParseText(
@"using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Roslyn.Compilers;
using Roslyn.Compilers.CSharp;
namespace TopLevel
{
using Microsoft;
using System.ComponentModel;
namespace Child1
{
using Microsoft.Win32;
using System.Runtime.InteropServices;
class Foo { }
}
namespace Child2
{
using System.CodeDom;
using Microsoft.CSharp;
class Bar { }
}
}");
var collector = new UsingCollector();
foreach (var node in tree.GetRoot().DescendantNodesAndSelf())
{
collector.Visit(node);
}
foreach (var directive in collector.Usings)
{
Console.WriteLine(directive.Name);
}
}
static async Task ProcessUsingsAsync(string path)
{
const string searchPattern = "*.cs";
var collector = new UsingCollector();
IEnumerable<string> fileNames = Directory.EnumerateFiles(path, searchPattern, SearchOption.AllDirectories).Where(fileName => !fileName.EndsWith(".g.i.cs") && !fileName.EndsWith(".g.cs"));
foreach (var fileName in fileNames)
{
string code = File.ReadAllText(fileName);
SyntaxTree tree = CSharpSyntaxTree.ParseText(code);
SyntaxNode root = await tree.GetRootAsync();
collector.Visit(root);
}
var usings = collector.UsingDirectives;
var usingStatics = usings.Select(n => n.ToString()).Distinct().Where(u => u.StartsWith("using static")).OrderBy(u => u);
var orderedUsings = usings.Select(n => n.ToString()).Distinct().Except(usingStatics).OrderBy(u => u.Substring(0, u.Length - 1));
foreach (var item in orderedUsings.Union(usingStatics))
{
WriteLine(item);
}
}
