From a570e494bca43c30d7ec91d293051c0c818509b5 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 23 Jun 2022 17:05:43 +0200
Subject: feat: add statusline mode styling

---
 src/util/ranges_impl.hpp | 60 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 src/util/ranges_impl.hpp

(limited to 'src/util/ranges_impl.hpp')

diff --git a/src/util/ranges_impl.hpp b/src/util/ranges_impl.hpp
new file mode 100644
index 0000000..b18a11c
--- /dev/null
+++ b/src/util/ranges_impl.hpp
@@ -0,0 +1,60 @@
+#pragma once
+
+#include "ranges.hpp"
+
+// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
+#define IOTA_VIEW_ITERATOR(return_type)                                                  \
+	template <std::weakly_incrementable Value>                                           \
+	constexpr return_type IotaViewIterator<Value>
+
+IOTA_VIEW_ITERATOR()::IotaViewIterator(Value value) noexcept : _value(value) {}
+
+IOTA_VIEW_ITERATOR(auto)::operator++() noexcept -> const IotaViewIterator &
+{
+	++_value;
+
+	return *this;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator++(int) noexcept -> IotaViewIterator
+{
+	auto copy = *this;
+
+	++(*this);
+
+	return copy;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator*() const noexcept -> Value
+{
+	return _value;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator==(const IotaViewIterator &rhs) const noexcept -> bool
+{
+	return _value == rhs._value;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator!=(const IotaViewIterator &rhs) const noexcept -> bool
+{
+	return !(*this == rhs);
+}
+
+// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
+#define IOTA_VIEW(return_type)                                                           \
+	template <std::weakly_incrementable Value, std::semiregular Bound>                   \
+	requires std::equality_comparable_with<Value, Bound> && std::copyable<Value>         \
+	constexpr return_type IotaView<Value, Bound>
+
+IOTA_VIEW()::IotaView(Value value, Bound bound) noexcept : _value(value), _bound(bound) {}
+
+IOTA_VIEW(auto)::begin() const noexcept -> IotaViewIterator<Value>
+{
+	return IotaViewIterator(_value);
+}
+
+IOTA_VIEW(auto)::end() const noexcept -> IotaViewIterator<Value>
+{
+	return IotaViewIterator(_bound);
+}
+
-- 
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