4 files changed, 107 insertions, 0 deletions
diff --git a/asl/io/BUILD.bazel b/asl/io/BUILD.bazel
new file mode 100644
index 0000000..b37787c
--- /dev/null
+++ b/asl/io/BUILD.bazel
@@ -0,0 +1,26 @@
+cc_library(
+    name = "writer",
+    hdrs = [
+        "writer.hpp",
+    ],
+    deps = [
+        "//asl/base",
+        "//asl/types:span",
+    ],
+    visibility = ["//visibility:public"],
+)
+
+cc_library(
+    name = "print",
+    hdrs = [
+        "print.hpp",
+    ],
+    srcs = [
+        "print.cpp",
+    ],
+    deps = [
+        "//asl/formatting",
+        ":writer",
+    ],
+    visibility = ["//visibility:public"],
+)
diff --git a/asl/io/print.cpp b/asl/io/print.cpp
new file mode 100644
index 0000000..0161bd1
--- /dev/null
+++ b/asl/io/print.cpp
@@ -0,0 +1,31 @@
+#include "asl/io/print.hpp"
+
+#include <cstdio>
+
+// @Todo Optimize this, maybe make buffered
+class ConsoleWriter : public asl::Writer
+{
+    FILE* m_handle;
+
+public:
+    explicit ConsoleWriter(FILE* handle)
+        : m_handle{handle}
+    {}
+
+    void write(asl::span<const asl::byte> s) override
+    {
+        fwrite(s.data(), 1, static_cast<size_t>(s.size()), m_handle);
+    }
+};
+
+asl::Writer* asl::print_internals::get_stdout_writer()
+{
+    static ConsoleWriter s_writer{stdout};
+    return &s_writer;
+}
+
+asl::Writer* asl::print_internals::get_stderr_writer()
+{
+    static ConsoleWriter s_writer{stderr};
+    return &s_writer;
+}
diff --git a/asl/io/print.hpp b/asl/io/print.hpp
new file mode 100644
index 0000000..a1899a8
--- /dev/null
+++ b/asl/io/print.hpp
@@ -0,0 +1,30 @@
+#pragma once
+
+#include "asl/formatting/format.hpp"
+#include "asl/io/writer.hpp"
+
+namespace asl
+{
+
+namespace print_internals
+{
+
+// @Todo Make print writers thread safe
+Writer* get_stdout_writer();
+Writer* get_stderr_writer();
+
+} // namespace print_internals
+
+template<formattable... Args>
+void print(string_view fmt, const Args&... args)
+{
+    format(print_internals::get_stdout_writer(), fmt, args...);
+}
+
+template<formattable... Args>
+void eprint(string_view fmt, const Args&... args)
+{
+    format(print_internals::get_stderr_writer(), fmt, args...);
+}
+
+} // namespace asl
diff --git a/asl/io/writer.hpp b/asl/io/writer.hpp
new file mode 100644
index 0000000..e3cb313
--- /dev/null
+++ b/asl/io/writer.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include "asl/base/integers.hpp"
+#include "asl/base/utility.hpp"
+#include "asl/types/span.hpp"
+
+namespace asl
+{
+
+class Writer
+{
+public:
+    Writer() = default;
+    ASL_DELETE_COPY_MOVE(Writer);
+    virtual ~Writer() = default;
+
+    virtual void write(span<const byte>) = 0;
+};
+
+} // namespace asl