array: move sarray and parray into array directory

CMakeLists.txt

@@ -217,6 +217,10 @@ list (
     alloc/raw/stack.hpp
     annotation.hpp
     array/darray.hpp
+    array/sarray.cpp
+    array/sarray.hpp
+    array/parray.cpp
+    array/parray.hpp
     ascii.hpp
     backtrace.hpp
     bezier.cpp
@@ -352,8 +356,6 @@ list (
     parallel/queue.hpp
     parse.cpp
     parse.hpp
-    pascal.cpp
-    pascal.hpp
     platform.hpp
     point.cpp
     point.hpp
@@ -380,8 +382,6 @@ list (
     region.cpp
     region.hpp
     roots/bisection.hpp
-    sarray.cpp
-    sarray.hpp
     scoped.hpp
     si.cpp
     signal.cpp
@@ -525,6 +525,8 @@ if (TESTS)
         alloc/forwarding
         affine
         array/darray
+        array/sarray
+        array/parray
         backtrace
         bezier
         bitwise
@@ -577,7 +579,6 @@ if (TESTS)
         rational
         region
         roots/bisection
-        sarray
         signal
         singleton
         stream

array/darray.hpp

@@ -16,7 +16,8 @@
 
 
 namespace cruft {
-    /// A runtime-sizable array with a capacity fixed at compile-time.
+    /// An array-like object with capacity fixed at instantiation time, and a
+    /// size which is variable at runtime.
     template <std::size_t CapacityV, typename ValueT>
     class darray {
     public:

array/parray.cpp

@@ -6,9 +6,9 @@
  * Copyright 2010-2016 Danny Robson <danny@nerdcruft.net>
  */
 
-#include "pascal.hpp"
+#include "parray.hpp"
 
-#include "debug.hpp"
+#include "../debug.hpp"
 
 #include <iterator>
 #include <stdexcept>
@@ -18,9 +18,9 @@ using cruft::parray;
 
 ///////////////////////////////////////////////////////////////////////////////
 template <typename DataT, typename SizeT>
-parray<DataT,SizeT>::parray (SizeT _size, DataT *_data):
-    m_size (_size),
-    m_data (_data)
+parray<DataT,SizeT>::parray (DataT *_data, SizeT _size)
+    : m_data (_data)
+    , m_size (_size)
 { ; }
 
 

array/parray.hpp

@@ -0,0 +1,106 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * Copyright 2010-2018 Danny Robson <danny@nerdcruft.net>
+ */
+
+#pragma once
+
+#include <algorithm>
+#include <iterator>
+#include <cstddef>
+#include <iosfwd>
+
+
+namespace cruft {
+    ///////////////////////////////////////////////////////////////////////////
+    /// A pascal style array consisting of a size and a bare pointer.
+    template <
+        typename DataT,
+        typename SizeT = std::size_t
+    >
+    class parray {
+    public:
+        parray (DataT *data, SizeT size);
+
+        template <SizeT SizeV>
+        explicit
+        parray (DataT (&data)[SizeV]):
+            parray (data+0, SizeV)
+        { ; }
+
+        parray (parray const&) noexcept = default;
+        parray (parray &&) noexcept = default;
+
+        DataT& operator[] (SizeT idx);
+        const DataT& operator[] (SizeT idx) const;
+
+        DataT& at (SizeT idx);
+        const DataT& at (SizeT idx) const;
+
+        DataT* begin (void);
+        DataT* end   (void);
+
+        DataT const* begin (void) const { return cbegin (); }
+        DataT const* end   (void) const { return cend   (); }
+
+        const DataT* cbegin (void) const;
+        const DataT* cend   (void) const;
+
+        const DataT* data (void) const;
+
+        DataT* data (void);
+        SizeT size (void) const;
+
+    private:
+        DataT *m_data;
+        SizeT m_size;
+    };
+
+
+    template <typename ValueA, typename SizeA, typename ValueB, std::size_t SizeB>
+    bool
+    equal (parray<ValueA,SizeA> const &a, ValueB const (&b)[SizeB])
+    {
+        return std::equal (
+            std::begin (a), std::end (b),
+            std::begin (b), std::end (b)
+        );
+    }
+
+
+    template <typename ValueA, typename SizeA, typename ValueB, std::size_t SizeB>
+    bool
+    equal (ValueB const (&a)[SizeB], parray<ValueA,SizeA> const &b)
+    {
+        return std::equal (
+            std::begin (a), std::end (b),
+            std::begin (b), std::end (b)
+        );
+    }
+
+
+    //-------------------------------------------------------------------------
+    template <typename DataT, std::size_t SizeV>
+    parray (DataT (&)[SizeV]) -> parray<DataT,std::size_t>;
+
+
+    ///////////////////////////////////////////////////////////////////////////
+    template <typename SizeT>
+    std::ostream&
+    operator<< (std::ostream&, cruft::parray<const char, SizeT>);
+
+
+    //-------------------------------------------------------------------------
+    template <typename SizeT>
+    std::ostream&
+    operator<< (std::ostream&, cruft::parray<char, SizeT>);
+
+
+    //-------------------------------------------------------------------------
+    template <typename DataT, typename SizeT>
+    std::ostream&
+    operator<< (std::ostream&, cruft::parray<DataT, SizeT>);
+}

array/sarray.hpp

@@ -6,24 +6,35 @@
  * Copyright 2017 Danny Robson <danny@nerdcruft.net>
  */
 
-#ifndef CRUFT_UTIL_SARRAY_HPP
-#define CRUFT_UTIL_SARRAY_HPP
+#pragma once
 
-#include "iterator.hpp"
+#include "../iterator.hpp"
 
 #include <cstdlib>
 #include <stdexcept>
 
 
 namespace cruft {
-    /// An array with constant maximum size, but with actual used storage
-    /// capacity fixed at construction time.
+    /// An array-like object with capacity fixed at instantiation time, and a
+    /// size which is fixed at construction time.
     ///
     /// \tparam S maximum number of elements
     /// \tparam T data type of elements
     template <std::size_t S, typename T>
     class sarray {
     public:
+        //---------------------------------------------------------------------
+        sarray (T const &data)
+            : sarray<S,T> (&data, &data + 1)
+        { ; }
+
+
+        //-------------------------------------------------------------------------
+        sarray (const T(&data)[S], std::size_t count = S):
+            sarray<S,T> (data, data + count)
+        { ; }
+
+
         template <typename InputIt>
         sarray (InputIt first, InputIt last):
             m_size (std::distance (first, last))
@@ -86,15 +97,4 @@ namespace cruft {
 
         const std::size_t m_size;
     };
-
-
-    //-------------------------------------------------------------------------
-    template <typename T, std::size_t S>
-    auto
-    make_sarray (const T(&data)[S], std::size_t count = S)
-    {
-        return sarray<S,T> (data, data + count);
-    }
 }
-
-#endif

pascal.hpp

@@ -1,56 +0,0 @@
-/*
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * Copyright 2010-2016 Danny Robson <danny@nerdcruft.net>
- */
-
-#ifndef __UTIL_PASCAL_HPP
-#define __UTIL_PASCAL_HPP
-
-#include <cstdlib>
-#include <iosfwd>
-
-namespace cruft {
-    template <typename DataT, typename SizeT = std::size_t>
-    class parray {
-    public:
-        parray (SizeT size, DataT *data);
-
-        DataT& operator[] (SizeT idx);
-        const DataT& operator[] (SizeT idx) const;
-
-        DataT& at (SizeT idx);
-        const DataT& at (SizeT idx) const;
-
-        DataT* begin (void);
-        DataT* end   (void);
-
-        const DataT* cbegin (void) const;
-        const DataT* cend   (void) const;
-
-        const DataT* data (void) const;
-        DataT* data (void);
-        SizeT size (void) const;
-
-    private:
-        const SizeT m_size;
-        DataT *m_data;
-    };
-
-    template <typename SizeT>
-    std::ostream&
-    operator<< (std::ostream&, cruft::parray<const char, SizeT>);
-
-    template <typename SizeT>
-    std::ostream&
-    operator<< (std::ostream&, cruft::parray<char, SizeT>);
-
-    template <typename DataT, typename SizeT>
-    std::ostream&
-    operator<< (std::ostream&, cruft::parray<DataT, SizeT>);
-}
-
-
-#endif

test/array/parray.cpp

@@ -0,0 +1,18 @@
+#include "array/parray.hpp"
+
+#include "tap.hpp"
+
+
+///////////////////////////////////////////////////////////////////////////////
+int
+main ()
+{
+    cruft::TAP::logger tap;
+
+    int raw[3] = { -5, 9, 0 };
+    cruft::parray wrapped (raw);
+
+    tap.expect (equal (raw, wrapped), "comparison of array and parray");
+
+    return tap.status ();
+}

test/array/sarray.cpp

@@ -1,6 +1,6 @@
 #include "tap.hpp"
 
-#include "sarray.hpp"
+#include "array/sarray.hpp"
 #include "debug.hpp"
 
 #include <vector>