Fix as_bytes() documentation

Signed-off-by: martinvuyk <[email protected]>

stdlib/src/builtin/string_literal.mojo

@@ -526,28 +526,28 @@ struct StringLiteral(
 
     @always_inline
     fn as_bytes(self) -> Span[Byte, StaticConstantOrigin]:
-        """
-        Returns a contiguous Span of the bytes owned by this string.
+        """Returns a contiguous slice of bytes.
 
         Returns:
-            A contiguous slice pointing to the bytes owned by this string.
-        """
+            A contiguous slice pointing to bytes.
 
+        Notes:
+            This does not include the trailing null terminator.
+        """
         return Span[Byte, StaticConstantOrigin](
             ptr=self.unsafe_ptr(), length=self.byte_length()
         )
 
     @always_inline
     fn as_bytes(ref self) -> Span[Byte, __origin_of(self)]:
-        """Returns a contiguous slice of the bytes owned by this string.
+        """Returns a contiguous slice of bytes.
 
         Returns:
-            A contiguous slice pointing to the bytes owned by this string.
+            A contiguous slice pointing to bytes.
 
         Notes:
             This does not include the trailing null terminator.
         """
-        # Does NOT include the NUL terminator.
         return Span[Byte, __origin_of(self)](
             ptr=self.unsafe_ptr(), length=self.byte_length()
         )

stdlib/src/collections/string.mojo

@@ -1614,18 +1614,16 @@ struct String(
 
     @always_inline
     fn as_bytes(ref self) -> Span[Byte, __origin_of(self)]:
-        """Returns a contiguous slice of the bytes owned by this string.
+        """Returns a contiguous slice of bytes.
 
         Returns:
-            A contiguous slice pointing to the bytes owned by this string.
+            A contiguous slice pointing to bytes.
 
         Notes:
             This does not include the trailing null terminator.
         """
-
-        # Does NOT include the NUL terminator.
         return Span[Byte, __origin_of(self)](
-            ptr=self._buffer.unsafe_ptr(), length=self.byte_length()
+            ptr=self.unsafe_ptr(), length=self.byte_length()
         )
 
     @always_inline

stdlib/src/memory/span.mojo

@@ -26,16 +26,14 @@ from memory import Pointer, UnsafePointer
 
 
 trait AsBytes:
-    """
-    The `AsBytes` trait denotes a type that can be returned as a immutable byte
-    span.
+    """The `AsBytes` trait denotes a type that can be returned as a byte span.
     """
 
     fn as_bytes(ref self) -> Span[Byte, __origin_of(self)]:
-        """Returns a contiguous slice of the bytes owned by this string.
+        """Returns a contiguous slice of bytes.
 
         Returns:
-            A contiguous slice pointing to the bytes owned by this string.
+            A contiguous slice pointing to bytes.
 
         Notes:
             This does not include the trailing null terminator.

stdlib/src/utils/string_slice.mojo

@@ -750,10 +750,13 @@ struct StringSlice[is_mutable: Bool, //, origin: Origin[is_mutable]](
 
     @always_inline
     fn as_bytes(self) -> Span[Byte, origin]:
-        """Get the sequence of encoded bytes of the underlying string.
+        """Returns a contiguous slice of bytes.
 
         Returns:
-            A slice containing the underlying sequence of encoded bytes.
+            A contiguous slice pointing to bytes.
+
+        Notes:
+            This does not include the trailing null terminator.
         """
         return self._slice