diff --git a/src/ddc/lexer/textsource.d b/src/ddc/lexer/textsource.d
index 3b6b59a..ca0e8b7 100644
--- a/src/ddc/lexer/textsource.d
+++ b/src/ddc/lexer/textsource.d
@@ -1,114 +1,5 @@
 module ddc.lexer.textsource;
 
-private import std.utf;
-private import std.array;
+public import dlangui.core.textsource;
 
-/**
-* Source file information.
-* Even if contains only file name, it's better to use it instead of string - object reference size is twice less than array ref.
-*/
-class SourceFile {
-	protected string _filename;
-	@property string filename() { return _filename; }
-    public this(string filename) {
-        _filename = filename;
-    }
-    override @property string toString() {
-        return _filename;
-    }
-}
 
-/// source lines for tokenizer
-interface SourceLines {
-    /// source file
-	@property SourceFile file();
-    /// last read line
-	@property uint line();
-    /// source encoding
-	//@property EncodingType encoding() { return _encoding; }
-    /// error code
-	@property int errorCode();
-    /// error message
-	@property string errorMessage();
-    /// error line
-	@property int errorLine();
-    /// error position
-	@property int errorPos();
-    /// end of file reached
-    @property bool eof();
-
-    /// read line, return null if EOF reached or error occured
-    dchar[] readLine();
-}
-
-const TEXT_SOURCE_ERROR_EOF = 1;
-
-/// Simple text source based on array
-class ArraySourceLines : SourceLines {
-    protected SourceFile _file;
-    protected uint _line;
-    protected uint _firstLine;
-    protected dstring[] _lines;
-    static __gshared protected dchar[] _emptyLine = ""d.dup;
-
-    this() {
-    }
-
-    this(dstring[] lines, SourceFile file, uint firstLine = 0) {
-        init(lines, file, firstLine);
-    }
-
-    this(string code, string filename) {
-        _lines = (toUTF32(code)).split("\n");
-        _file = new SourceFile(filename);
-    }
-
-    void close() {
-        _lines = null;
-        _line = 0;
-        _firstLine = 0;
-        _file = null;
-    }
-
-    void init(dstring[] lines, SourceFile file, uint firstLine = 0) {
-        _lines = lines;
-        _firstLine = firstLine;
-        _line = 0;
-        _file = file;
-    }
-
-    bool reset(int line) {
-        _line = line;
-        return true;
-    }
-
-    /// end of file reached
-    override @property bool eof() {
-        return _line >= _lines.length;
-    }
-    /// source file
-    override @property SourceFile file() { return _file; }
-    /// last read line
-	override @property uint line() { return _line + _firstLine; }
-    /// source encoding
-	//@property EncodingType encoding() { return _encoding; }
-    /// error code
-	override @property int errorCode() { return 0; }
-    /// error message
-	override @property string errorMessage() { return ""; }
-    /// error line
-	override @property int errorLine() { return 0; }
-    /// error position
-	override @property int errorPos() { return 0; }
-
-    /// read line, return null if EOF reached or error occured
-    override dchar[] readLine() {
-        if (_line < _lines.length) {
-            if (_lines[_line])
-                return cast(dchar[])_lines[_line++];
-            _line++;
-            return _emptyLine;
-        }
-        return null; // EOF
-    }
-}
diff --git a/workspaces/sample1/sample1.dlangidews b/workspaces/sample1/sample1.dlangidews
index 97320f9..ba19688 100644
--- a/workspaces/sample1/sample1.dlangidews
+++ b/workspaces/sample1/sample1.dlangidews
@@ -1,8 +1,8 @@
 {
     "description": "Sample workspace 1 for testing of DLANG IDE",
+    "name": "sample1",
     "projects": {
         "sampleproject1": "sampleproject1\/dub.json",
         "sampleproject2": "sampleproject2\/dub.json"
-    },
-    "name": "sample1"
+    }
 }
\ No newline at end of file