[Lldb-commits] [lldb] Colorize output when searching for symbols in lldb (PR #69422)

[David Spickett via lldb-commits]

=?utf-8?q?Jos=C3=A9?= L. Junior <josejunior at 10xengineers.ai>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/69422 at github.com>


================
@@ -70,6 +72,32 @@ size_t Stream::PutCString(llvm::StringRef str) {
   return bytes_written;
 }
 
+void Stream::PutCStringColorHighlighted(llvm::StringRef text,
+                                        const char *pattern) {
+  if (!pattern) {
+    PutCString(text.data());
+    return;
+  }
+
+  // If pattern is not nullptr, we should use color
+  llvm::Regex reg_pattern(pattern);
+  llvm::SmallVector<llvm::StringRef, 1> matches;
+  llvm::StringRef remaining = text;
+  std::string format_str = lldb_private::ansi::FormatAnsiTerminalCodes(
+      "${ansi.fg.red}%s${ansi.normal}");
+  size_t last_pos = 0;
+  while (reg_pattern.match(remaining, &matches)) {
+    llvm::StringRef match = matches[0];
+    size_t match_start_pos = match.data() - remaining.data();
+    Write(remaining.data(), match_start_pos);
+    Printf(format_str.c_str(), match.str().c_str());
+    last_pos = match_start_pos + match.size();
+    remaining = remaining.drop_front(last_pos);
+  }
+  if (remaining.size())
+    PutCString(remaining.data());
----------------
DavidSpickett wrote:

Same here, don't need .data()

https://github.com/llvm/llvm-project/pull/69422