Merge pull request #20 from eidheim/master

Various improvements

cmake/Modules/FindLibClang.cmake

@@ -14,7 +14,8 @@
 #               Known LLVM release numbers.
 
 # most recent versions come first
-set(LIBCLANG_KNOWN_LLVM_VERSIONS 3.6.2
+set(LIBCLANG_KNOWN_LLVM_VERSIONS 3.7 
+  3.6.2
   3.6.1
   3.6
   3.5.1

docs/install.md

@@ -27,15 +27,16 @@ make install
 ```
 
 ##Windows with MSYS2 (https://msys2.github.io/)
-Install dependencies(replace [arch] with i686 or x86_64 depending on your MSYS2 install):
+Install dependencies (replace x86_64 with i686 for 32-bit MSYS2 installs):
 ```sh
-pacman -S git mingw-w64-[arch]-cmake make mingw-w64-[arch]-toolchain mingw-w64-[arch]-clang
+pacman -S git mingw-w64-x86_64-cmake make mingw-w64-x86_64-toolchain mingw-w64-x86_64-clang
 ```
 
+Compile and install (replace mingw64 with mingw32 for 32-bit MSYS2 installs):
 ```sh
 git clone https://github.com/cppit/libclangmm.git
 cd libclangmm
-cmake -G"MSYS Makefiles" -DCMAKE_INSTALL_PREFIX=/mingw[32 or 64] .
+cmake -G"MSYS Makefiles" -DCMAKE_INSTALL_PREFIX=/mingw64 .
 make
 make install
 ```

src/CMakeLists.txt

@@ -48,11 +48,6 @@ set(cc_files
 add_library(${project_name} SHARED ${header_files} ${cc_files})
 
 include_directories(${LIBCLANG_INCLUDE_DIRS})
-
-#TODO: till clang is fixed on MSYS2 ((lib)clang.dll.a is missing):
-if(MSYS)
-  set(LIBCLANG_LIBRARIES "${CMAKE_INSTALL_PREFIX}/bin/clang.dll")
-endif()
 target_link_libraries(${project_name} ${LIBCLANG_LIBRARIES})
 
 install(TARGETS ${project_name} RUNTIME DESTINATION bin LIBRARY DESTINATION lib)

src/CodeCompleteResults.cc

@@ -1,9 +1,10 @@
 #include "CodeCompleteResults.h"
 #include "CompletionString.h"
 #include <exception>
+#include "Utility.h"
 
-clang::CodeCompleteResults::
-CodeCompleteResults(CXTranslationUnit &cx_tu, const std::string &file_name,
+clang::CodeCompleteResults::CodeCompleteResults(CXTranslationUnit &cx_tu, 
+                                                const std::string &file_name,
                                                 const std::map<std::string, std::string> &buffers,
                                                 unsigned line_num, unsigned column) {
   std::vector<CXUnsavedFile> files;
@@ -29,17 +30,19 @@ clang::CodeCompleteResults::~CodeCompleteResults() {
   clang_disposeCodeCompleteResults(cx_results);
 }
 
-unsigned clang::CodeCompleteResults::
-size() {
+unsigned clang::CodeCompleteResults::size() const {
   if(cx_results==NULL)
     return 0;
   return cx_results->NumResults;
 }
 
-clang::CompletionString clang::CodeCompleteResults::
-get(unsigned i) {
+clang::CompletionString clang::CodeCompleteResults::get(unsigned i) const {
   if (i >= size()) {
     throw std::invalid_argument("clang::CodeCompleteResults::get(unsigned i): i>=size()");
   }
   return CompletionString(cx_results->Results[i].CompletionString);
 }
+
+std::string clang::CodeCompleteResults::get_usr() const {
+  return clang::to_string(clang_codeCompleteGetContainerUSR(cx_results));
+}

src/CodeCompleteResults.h

@@ -2,6 +2,7 @@
 #define CODECOMPLETERESULTS_H_
 #include <clang-c/Index.h>
 #include <map>
+#include <string>
 #include "CompletionString.h"
 
 namespace clang {
@@ -12,8 +13,9 @@ namespace clang {
                         unsigned line_num, unsigned column);
   public:
     ~CodeCompleteResults();
-    CompletionString get(unsigned index);
-    unsigned size();
+    CompletionString get(unsigned index) const;
+    unsigned size() const;
+    std::string get_usr() const;
 
     CXCodeCompleteResults *cx_results;
   };

src/Cursor.cc

@@ -13,6 +13,10 @@ clang::SourceRange clang::Cursor::get_source_range() const {
   return SourceRange(clang_getCursorExtent(cx_cursor));
 }
 
+std::string clang::Cursor::get_spelling() const {
+  return clang::to_string(clang_getCursorSpelling(cx_cursor));
+}
+
 std::string clang::Cursor::get_usr() const {
   return clang::to_string(clang_getCursorUSR(cx_cursor));
 }
@@ -28,3 +32,41 @@ clang::Cursor::operator bool() const {
 bool clang::Cursor::operator==(const Cursor& rhs) const {
   return get_usr()==rhs.get_usr();
 }
+
+//TODO: Is there a way to optimise this?
+bool clang::Cursor::has_type() {
+  auto referenced=clang_getCursorReferenced(cx_cursor);
+  if(clang_Cursor_isNull(referenced))
+    return false;
+  auto type=clang_getCursorType(referenced);
+  auto spelling=clang::to_string(clang_getTypeSpelling(type));
+  return spelling!="";
+}
+
+std::string clang::Cursor::get_type() {
+  std::string spelling;
+  auto referenced=clang_getCursorReferenced(cx_cursor);
+  if(!clang_Cursor_isNull(referenced)) {
+    auto type=clang_getCursorType(referenced);
+    spelling=clang::to_string(clang_getTypeSpelling(type));
+    std::string auto_end="";
+    //TODO fix const auto
+    if((spelling.size()>=4 && spelling.substr(0, 4)=="auto")) {
+      auto_end=spelling.substr(4);
+      auto type=clang_getCanonicalType(clang_getCursorType(cx_cursor));
+      spelling=clang::to_string(clang_getTypeSpelling(type));
+      if(spelling.find(" ")==std::string::npos)
+        spelling+=auto_end;
+    }
+  }
+  return spelling;
+}
+
+std::string clang::Cursor::get_brief_comments() {
+  std::string comment_string;
+  auto referenced=get_referenced();
+  if(referenced) {
+    comment_string=clang::to_string(clang_Cursor_getBriefCommentText(referenced.cx_cursor));
+  }
+  return comment_string;
+}

src/Cursor.h

@@ -180,11 +180,16 @@ namespace clang {
     const CursorKind get_kind();
     SourceLocation get_source_location() const;
     SourceRange get_source_range() const;
+    std::string get_spelling() const;
     std::string get_usr() const;
     Cursor get_referenced() const;
     operator bool() const;
     bool operator==(const Cursor& rhs) const;
     
+    bool has_type();
+    std::string get_type();
+    std::string get_brief_comments();
+    
     CXCursor cx_cursor;
   };
 }  // namespace clang

src/SourceLocation.cc

@@ -9,6 +9,11 @@ clang::SourceLocation::SourceLocation(CXTranslationUnit &tu, const std::string &
   cx_location = clang_getLocationForOffset(tu, file, offset);
 }
 
+clang::SourceLocation::SourceLocation(CXTranslationUnit &tu, const std::string &filepath, unsigned line, unsigned column) {
+  CXFile file = clang_getFile(tu, filepath.c_str());
+  cx_location = clang_getLocation(tu, file, line, column);
+}
+
 std::string clang::SourceLocation::get_path() {
   std::string path;
   get_data(&path, NULL, NULL, NULL);

src/SourceLocation.h

@@ -17,6 +17,7 @@ namespace clang {
   class SourceLocation {
     friend class TranslationUnit;
     SourceLocation(CXTranslationUnit &tu, const std::string &filepath, unsigned offset);
+    SourceLocation(CXTranslationUnit &tu, const std::string &filepath, unsigned line, unsigned column);
   public:
     SourceLocation(const CXSourceLocation& cx_location) : cx_location(cx_location) {}
 

src/Token.cc

@@ -23,41 +23,3 @@ std::string clang::Token::get_spelling() {
 const clang::TokenKind clang::Token::get_kind() {
   return (TokenKind) clang_getTokenKind(cx_token);
 }
-
-//TODO: Is there a way to optimise this?
-bool clang::Token::has_type() {
-  auto referenced=clang_getCursorReferenced(cx_cursor);
-  if(clang_Cursor_isNull(referenced))
-    return false;
-  auto type=clang_getCursorType(referenced);
-  auto spelling=clang::to_string(clang_getTypeSpelling(type));
-  return spelling!="";
-}
-
-std::string clang::Token::get_type() {
-  std::string spelling;
-  auto referenced=clang_getCursorReferenced(cx_cursor);
-  if(!clang_Cursor_isNull(referenced)) {
-    auto type=clang_getCursorType(referenced);
-    spelling=clang::to_string(clang_getTypeSpelling(type));
-    std::string auto_end="";
-    //TODO fix const auto
-    if((spelling.size()>=4 && spelling.substr(0, 4)=="auto")) {
-      auto_end=spelling.substr(4);
-      auto type=clang_getCanonicalType(clang_getCursorType(cx_cursor));
-      spelling=clang::to_string(clang_getTypeSpelling(type));
-      if(spelling.find(" ")==std::string::npos)
-        spelling+=auto_end;
-    }
-  }
-  return spelling;
-}
-
-std::string clang::Token::get_brief_comments() {
-  std::string comment_string;
-  auto referenced=get_cursor().get_referenced();
-  if(referenced) {
-    comment_string=clang::to_string(clang_Cursor_getBriefCommentText(referenced.cx_cursor));
-  }
-  return comment_string;
-}

src/Token.h

@@ -25,9 +25,6 @@ namespace clang {
     SourceLocation get_source_location();
     SourceRange get_source_range();
     clang::Cursor get_cursor() {return clang::Cursor(cx_cursor);}
-    bool has_type();
-    std::string get_type();
-    std::string get_brief_comments();
 
     CXTranslationUnit &cx_tu;
     CXToken& cx_token;

src/Tokens.cc

@@ -24,16 +24,17 @@ clang::Tokens::~Tokens() {
 //This works across TranslationUnits! However, to get rename refactoring to work, 
 //one have to open all the files that might include a similar token
 //Similar tokens defined as tokens with equal referenced cursors. 
-std::vector<std::pair<clang::Offset, clang::Offset> > clang::Tokens::get_similar_token_offsets(const std::string &usr) {
+std::vector<std::pair<clang::Offset, clang::Offset> > clang::Tokens::get_similar_token_offsets(CursorKind kind,
+                                                                                               const std::string &spelling,
+                                                                                               const std::string &usr) {
   std::vector<std::pair<clang::Offset, clang::Offset> > offsets;
   for(auto &token: *this) {
     if(token.get_kind()==clang::Token_Identifier) {
       auto referenced=token.get_cursor().get_referenced();
-      if(referenced && usr==referenced.get_usr()) {
+      if(referenced && kind==referenced.get_kind() && spelling==token.get_spelling() && usr==referenced.get_usr())
         offsets.emplace_back(token.offsets);
     }
   }
-  }
   return offsets;
 }
 

src/Tokens.h

@@ -13,7 +13,9 @@ namespace clang {
     Tokens(CXTranslationUnit &cx_tu, const SourceRange &range);
   public:
     ~Tokens();
-    std::vector<std::pair<clang::Offset, clang::Offset> > get_similar_token_offsets(const std::string &usr);
+    std::vector<std::pair<clang::Offset, clang::Offset> > get_similar_token_offsets(CursorKind kind,
+                                                                                    const std::string &spelling,
+                                                                                    const std::string &usr);
     std::vector<std::pair<std::string, clang::Offset> > get_cxx_methods();
   private:
     CXToken *cx_tokens;

src/TranslationUnit.cc

@@ -100,7 +100,21 @@ std::unique_ptr<clang::Tokens> clang::TranslationUnit::get_tokens(unsigned start
   return std::unique_ptr<Tokens>(new Tokens(cx_tu, range));
 }
 
+std::unique_ptr<clang::Tokens> clang::TranslationUnit::get_tokens(unsigned start_line, unsigned start_column,
+                                                                  unsigned end_line, unsigned end_column) {
+  auto path=clang::to_string(clang_getTranslationUnitSpelling(cx_tu));
+  clang::SourceLocation start_location(cx_tu, path, start_line, start_column);
+  clang::SourceLocation end_location(cx_tu, path, end_line, end_column);
+  clang::SourceRange range(start_location, end_location);
+  return std::unique_ptr<Tokens>(new Tokens(cx_tu, range));
+}
+
 clang::Cursor clang::TranslationUnit::get_cursor(std::string path, unsigned offset) {
   clang::SourceLocation location(cx_tu, path, offset);
   return Cursor(clang_getCursor(cx_tu, location.cx_location));
 }
+
+clang::Cursor clang::TranslationUnit::get_cursor(std::string path, unsigned line, unsigned column) {
+  clang::SourceLocation location(cx_tu, path, line, column);
+  return Cursor(clang_getCursor(cx_tu, location.cx_location));
+}

src/TranslationUnit.h

@@ -34,10 +34,17 @@ namespace clang {
                const std::map<std::string, std::string> &buffers,
                unsigned flags=DefaultFlags());
                
-    clang::CodeCompleteResults get_code_completions(const std::map<std::string, std::string> &buffers, unsigned line_number, unsigned column);
+    clang::CodeCompleteResults get_code_completions(const std::map<std::string, std::string> &buffers, 
+                                                    unsigned line_number, unsigned column);
+
     std::vector<clang::Diagnostic> get_diagnostics();
+
     std::unique_ptr<Tokens> get_tokens(unsigned start_offset, unsigned end_offset);
+    std::unique_ptr<Tokens> get_tokens(unsigned start_line, unsigned start_column,
+                                       unsigned end_line, unsigned end_column);
+
     clang::Cursor get_cursor(std::string path, unsigned offset);
+    clang::Cursor get_cursor(std::string path, unsigned line, unsigned column);
 
     CXTranslationUnit cx_tu;
   };