html::EscapeText(R, FileID);
html::AddLineNumbers(R, FileID);
- html::InsertOuterTag(R, html::PRE, StartLoc, EndLoc, 0, 0, true);
- html::InsertOuterTag(R, html::BODY, StartLoc, EndLoc, NULL, "\n", true);
- // Generate CSS.
+ // Generate header
+
+ {
+ std::ostringstream os;
- std::ostringstream css;
- css << "\n <style type=\"text/css\">\n";
- css << " .nums, .lines { vertical-align:top }\n";
- css << " .nums { padding-right:.5em; width:2.5em }\n";
- css << " </style>\n";
+ os << "<html>\n<head>\n"
+ << " <style type=\"text/css\">\n"
+ << " .nums, .lines { vertical-align:top }\n"
+ << " .nums { padding-right:.5em; width:2.5em }\n"
+ << " </style>\n"
+ << "</head>\n"
+ << "<body>\n<pre>";
+ R.InsertTextBefore(StartLoc, os.str().c_str(), os.str().size());
+ }
- // Add <head> and <html> tags.
+ // Generate footer
- html::InsertTagBefore(R, html::HEAD, StartLoc, StartLoc, 0,css.str().c_str());
- html::InsertOuterTag(R, html::HTML, StartLoc, EndLoc, 0, "\n");
+ {
+ std::ostringstream os;
+
+ os << "</pre>\n</body></html>\n";
+ R.InsertTextAfter(EndLoc, os.str().c_str(), os.str().size());
+ }
+
// Emit the HTML.
class Rewriter;
namespace html {
-
- // Basic operations.
-
- enum Tags { BODY,
- DIV,
- HEAD,
- HTML,
- PRE,
- SPAN,
- STYLE };
-
- void EscapeText(Rewriter& R, unsigned FileID, bool EscapeSpaces = false);
- void InsertTag(Rewriter& R, Tags tag,
- SourceLocation OpenLoc, SourceLocation CloseLoc,
- const char* Attrs = NULL, const char* Content = NULL,
- bool Newline = false,
- bool OpenInsertBefore = true, bool CloseInsertBefore = false);
-
- static inline
- void InsertTagBefore(Rewriter& R, Tags tag,
- SourceLocation OpenLoc, SourceLocation CloseLoc,
- const char* Attrs = NULL, const char* Content = NULL,
- bool Newline = false) {
- InsertTag(R, tag, OpenLoc, CloseLoc, Attrs, Content, Newline, true, true);
- }
-
- static inline
- void InsertOuterTag(Rewriter& R, Tags tag,
- SourceLocation OpenLoc, SourceLocation CloseLoc,
- const char* Attrs = NULL, const char* Content = NULL,
- bool Newline = false) {
-
- InsertTag(R, tag, OpenLoc, CloseLoc, Attrs, Content, Newline, true, false);
- }
-
- // High-level operations.
+ void EscapeText(Rewriter& R, unsigned FileID, bool EscapeSpaces = false);
void AddLineNumbers(Rewriter& R, unsigned FileID);
using namespace clang;
-//===----------------------------------------------------------------------===//
-// Basic operations.
-//===----------------------------------------------------------------------===//
-
void html::EscapeText(Rewriter& R, unsigned FileID, bool EscapeSpaces) {
const llvm::MemoryBuffer *Buf = R.getSourceMgr().getBuffer(FileID);
}
}
-
-static void TagOpen(Rewriter& R, const char* TagStr,
- const char* Attr, const char* Content,
- SourceLocation L, bool InsertBefore) {
-
- std::ostringstream os;
- os << '<' << TagStr;
- if (Attr) os << ' ' << Attr;
- os << '>';
- if (Content) os << Content;
-
- if (InsertBefore)
- R.InsertTextBefore(L, os.str().c_str(), os.str().size());
- else
- R.InsertTextAfter(L, os.str().c_str(), os.str().size());
-}
-
-static void TagClose(Rewriter& R, const char* TagStr, SourceLocation L,
- bool Newline, bool InsertBefore) {
-
- std::ostringstream os;
- os << "</" << TagStr << ">";
- if (Newline) os << '\n';
-
- if (InsertBefore)
- R.InsertTextBefore(L, os.str().c_str(), os.str().size());
- else
- R.InsertTextAfter(L, os.str().c_str(), os.str().size());
-}
-
-void html::InsertTag(Rewriter& R, html::Tags tag,
- SourceLocation B, SourceLocation E,
- const char* Attr, const char* Content, bool Newline,
- bool OpenInsertBefore, bool CloseInsertBefore) {
-
- const char* TagStr = 0;
-
- switch (tag) {
- default: break;
- case BODY: TagStr = "body"; break;
- case DIV: TagStr = "div"; break;
- case HEAD: TagStr = "head"; break;
- case HTML: TagStr = "html"; break;
- case PRE: TagStr = "pre"; break;
- case SPAN: TagStr = "span"; break;
- case STYLE: TagStr = "style"; break;
- }
-
- assert (TagStr && "Tag not supported.");
-
- // Generate the opening tag. We also generate the closing
- // tag of the start and end SourceLocations are the same.
-
- if (OpenInsertBefore) {
- TagClose(R, TagStr, E, Newline, CloseInsertBefore);
- TagOpen(R, TagStr, Attr, Content, B, true);
- }
- else {
- TagOpen(R, TagStr, Attr, Content, B, false);
- TagClose(R, TagStr, E, Newline, true);
- }
-}
-
-//===----------------------------------------------------------------------===//
-// High-level operations.
-//===----------------------------------------------------------------------===//
-
static void AddLineNumber(Rewriter& R, unsigned LineNo,
SourceLocation B, SourceLocation E) {
+
+ // Surround the line with a span tag.
+
+ R.InsertTextBefore(E, "</span>", 7);
+ R.InsertTextBefore(B, "<span style=lines>", 18);
- // Add two "div" tags: one to contain the line number, and the other
- // to contain the content of the line.
+ // Insert a span tag for the line number.
std::ostringstream os;
- os << LineNo;
- html::InsertTag(R, html::SPAN, B, E, "style=lines");
- html::InsertTag(R, html::SPAN, B, B, "style=nums", os.str().c_str());
+ os << "<span style=nums>" << LineNo << "</span>";
+ R.InsertTextBefore(B, os.str().c_str(), os.str().size());
}
void html::AddLineNumbers(Rewriter& R, unsigned FileID) {
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