add stringview.cc

c_os/user/lib/StringView.cc

@@ -0,0 +1,12 @@
+#include "user/lib/StringView.h"
+
+bse::string_view bse::string_view::substring(std::size_t first, std::size_t last) const {
+    if (first < 0 || first > len || last <= first || last > len) {
+        return nullptr;
+    }
+
+    string_view new_view;
+    new_view.len = last - first;
+    new_view.buf = &buf[first];
+    return new_view;
+}

c_os/user/lib/StringView.h

@@ -22,39 +22,17 @@ namespace bse {
         string_view(const char* str) : len(strlen(str)), buf(str) {}
         string_view(const string& str) : len(str.size()), buf(static_cast<char*>(str)) {}
 
-//        iterator begin() { return iterator(buf); }
         iterator begin() const { return iterator(buf); }
-//        iterator end() { return iterator(&buf[len]); }
         iterator end() const { return iterator(&buf[len]); }
 
-//        explicit operator const char*() { return buf; }
         explicit operator const char*() const { return buf; }
-
-//        char operator[](std::size_t pos) { return buf[pos]; }
         char operator[](std::size_t pos) const { return buf[pos]; }
+        bool operator==(const string_view& other) const { return buf == other.buf; }
+        bool operator!=(const string_view& other) const { return buf != other.buf; }
 
-        bool operator==(const string_view& other) const {
+        std::size_t size() const { return len; }
-            return buf == other.buf;
-        }
 
-        bool operator!=(const string_view& other) const {
+        string_view substring(std::size_t first, std::size_t last) const;
-            return buf != other.buf;
-        }
-
-        string_view substring(std::size_t first, std::size_t last) const {
-            if (first < 0 || first > len || last <= first || last > len) {
-                return nullptr;
-            }
-
-            string_view new_view;
-            new_view.len = last - first;
-            new_view.buf = &buf[first];
-            return new_view;
-        }
-
-        std::size_t size() const {
-            return len;
-        }
     };
 
 }  // namespace bse