1//===-- SyntaxHighlighting.cpp ----------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "SyntaxHighlighting.h"
11#include "llvm/Support/CommandLine.h"
12using namespace llvm;
13using namespace dwarf;
14using namespace syntax;
15
16static cl::opt<cl::boolOrDefault>
17    UseColor("color",
18             cl::desc("use colored syntax highlighting (default=autodetect)"),
19             cl::init(cl::BOU_UNSET));
20
21WithColor::WithColor(llvm::raw_ostream &OS, enum HighlightColor Type) : OS(OS) {
22  // Detect color from terminal type unless the user passed the --color option.
23  if (UseColor == cl::BOU_UNSET ? OS.has_colors() : UseColor == cl::BOU_TRUE) {
24    switch (Type) {
25    case Address:    OS.changeColor(llvm::raw_ostream::YELLOW);  break;
26    case String:     OS.changeColor(llvm::raw_ostream::GREEN);   break;
27    case Tag:        OS.changeColor(llvm::raw_ostream::BLUE);    break;
28    case Attribute:  OS.changeColor(llvm::raw_ostream::CYAN);    break;
29    case Enumerator: OS.changeColor(llvm::raw_ostream::MAGENTA); break;
30    case Macro:      OS.changeColor(llvm::raw_ostream::RED);     break;
31    }
32  }
33}
34
35WithColor::~WithColor() {
36  if (UseColor == cl::BOU_UNSET ? OS.has_colors() : UseColor == cl::BOU_TRUE)
37    OS.resetColor();
38}
39