enhance: Add util::read_file_part<std::string> implementation

2 files changed, 8 insertions, 4 deletions

diff --git a/src/util/file.cpp b/src/util/file.cpp
index 7b718969..d084f88c 100644
--- a/src/util/file.cpp
+++ b/src/util/file.cpp
@@ -1,4 +1,4 @@
-// Copyright (C) 2021-2022 Joel Rosdahl and other contributors
+// Copyright (C) 2021-2023 Joel Rosdahl and other contributors
 //
 // See doc/AUTHORS.adoc for a complete list of contributors.
 //
@@ -255,6 +255,9 @@ read_file_part(const std::string& path, size_t pos, size_t count)
 template nonstd::expected<util::Bytes, std::string>
 read_file_part(const std::string& path, size_t pos, size_t count);
 
+template nonstd::expected<std::string, std::string>
+read_file_part(const std::string& path, size_t pos, size_t count);
+
 template nonstd::expected<std::vector<uint8_t>, std::string>
 read_file_part(const std::string& path, size_t pos, size_t count);
 
diff --git a/src/util/file.hpp b/src/util/file.hpp
index c74b58dc..0ae0a57f 100644
--- a/src/util/file.hpp
+++ b/src/util/file.hpp
@@ -61,9 +61,10 @@ nonstd::expected<T, std::string> read_file(const std::string& path,
 
 // Return (at most) `count` bytes from `path` starting at position `pos`.
 //
-// `T` should be `util::Bytes` or `std::vector<uint8_t>`. If `T` is
-// `std::string` and the content starts with a UTF-16 little-endian BOM on
-// Windows then it will be converted to UTF-8.
+// `T` should be `util::Bytes` or `std::vector<uint8_t>` for binary data and
+// `std::string` for text data. If `T` is `std::string` and the content starts
+// with a UTF-16 little-endian BOM on Windows then it will be converted to
+// UTF-8.
 template<typename T>
 nonstd::expected<T, std::string>
 read_file_part(const std::string& path, size_t pos, size_t count);