Start work on asl::string_view

3 files changed, 43 insertions, 0 deletions

diff --git a/asl/BUILD.bazel b/asl/BUILD.bazel
index d8810dd..0841a86 100644
--- a/asl/BUILD.bazel
+++ b/asl/BUILD.bazel
@@ -15,6 +15,7 @@ cc_library(
         "option.hpp",

         "print.hpp",

         "span.hpp",

+        "string_view.hpp",

         "utility.hpp",

     ],

     srcs = [

@@ -42,5 +43,6 @@ cc_library(
     "meta",

     "option",

     "span",

+    "string_view",

     "utility",

 ]]

diff --git a/asl/string_view.hpp b/asl/string_view.hpp
new file mode 100644
index 0000000..57934fa
--- /dev/null
+++ b/asl/string_view.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include "asl/integers.hpp"
+#include "asl/meta.hpp"
+
+namespace asl
+{
+
+class string_view
+{
+    const char* m_data{};
+    int64_t     m_size{};
+
+public:
+    constexpr string_view() = default;
+
+    constexpr string_view(nullptr_t) : string_view() {} // NOLINT(*-explicit-conversions)
+
+    constexpr string_view(const char* data, int64_t size)
+        : m_data{data}
+        , m_size{size}
+    {}
+
+    constexpr string_view(const char* data) // NOLINT(*-explicit-conversions)
+        : m_data{data}
+        , m_size{static_cast<int64_t>(__builtin_strlen(data))}
+    {}
+
+    constexpr string_view(const string_view&) = default;
+    constexpr string_view(string_view&&) = default;
+
+    constexpr string_view& operator=(const string_view&) = default;
+    constexpr string_view& operator=(string_view&&) = default;
+
+    ~string_view() = default;
+};
+
+} // namespace asl
diff --git a/asl/tests/string_view_tests.cpp b/asl/tests/string_view_tests.cpp
new file mode 100644
index 0000000..f3cc752
--- /dev/null
+++ b/asl/tests/string_view_tests.cpp
@@ -0,0 +1,3 @@
+#include "asl/string_view.hpp"
+#include "asl/testing/testing.hpp"
+