inial commit

utils.cpp

@@ -0,0 +1,75 @@
+#include "utils.h"
+
+std::vector<std::string> tokenize(const std::string& str, const char delim, const char ignBracketStart, const char ignBracketEnd)
+{
+	std::stringstream ss(str);
+	std::vector<std::string> tokens;
+
+	std::string token;
+	size_t bracketCounter = 0;
+	for(char ch : str)
+	{
+		if(ch == delim && bracketCounter == 0)
+		{
+			tokens.push_back(token);
+			token.clear();
+		}
+		else
+		{
+			token.push_back(ch);
+		}
+
+		if(ignBracketStart == ch)
+			++bracketCounter;
+		else if(ignBracketEnd == ch)
+			--bracketCounter;
+	}
+	if(bracketCounter == 0)
+		tokens.push_back(token);
+	return tokens;
+}
+
+std::string stripWhitespace(const std::string& in)
+{
+	std::string out;
+	out.reserve(in.size());
+	for(char ch : in)
+	{
+		if(ch <= 32 || ch == 127)
+			continue;
+		out.push_back(ch);
+	}
+	return out;
+}
+
+static void recursive_get_matching_files_impl(const std::filesystem::path& path,
+                                                                     std::function<bool(const std::filesystem::path&)> pred,
+                                                                     std::vector<std::filesystem::path>& paths)
+{
+	if(!std::filesystem::is_directory(path) && pred(path))
+	{
+		paths.push_back(path);
+	}
+	else if(std::filesystem::is_directory(path))
+	{
+		for(auto const& dirent : std::filesystem::directory_iterator{path})
+		{
+			try
+			{
+				recursive_get_matching_files_impl(dirent.path(), pred, paths);
+			}
+			catch(const std::filesystem::filesystem_error& err)
+			{
+				continue;
+			}
+		}
+	}
+}
+
+std::vector<std::filesystem::path> recursive_get_matching_files(const std::filesystem::path& path,
+	std::function<bool(const std::filesystem::path&)> pred)
+{
+	std::vector<std::filesystem::path> out;
+	recursive_get_matching_files_impl(path, pred, out);
+	return out;
+}