Merge pull request #6 from nekernel-org/dev

0.0.2e3

1 files changed, 82 insertions, 0 deletions

diff --git a/dev/LibCompiler/BasicString.h b/dev/LibCompiler/BasicString.h
new file mode 100644
index 0000000..5af9da9
--- /dev/null
+++ b/dev/LibCompiler/BasicString.h
@@ -0,0 +1,82 @@
+/*
+ *	========================================================
+ *
+ *	LibCompiler
+ * 	Copyright (C) 2024-2025 Amlal El Mahrouss, all rights reserved.
+ *
+ * 	========================================================
+ */
+
+#pragma once
+
+#include <LibCompiler/Defines.h>
+#include <LibCompiler/ErrorOr.h>
+
+namespace LibCompiler {
+class StringBuilder;
+class BasicString;
+
+/**
+ * @brief BasicString class, contains a C string and manages it.
+ * @note No need to manage it it's getting deleted by default.
+ */
+
+class BasicString final {
+ public:
+  explicit BasicString() = delete;
+
+  explicit BasicString(SizeType Sz) noexcept : m_Sz(Sz) {
+    m_Data = new Char[Sz];
+    assert(m_Data);
+  }
+
+  ~BasicString() noexcept {
+    if (m_Data) {
+      memset(m_Data, 0, m_Sz);
+      delete[] m_Data;
+
+      m_Data = nullptr;
+    }
+  }
+
+  LIBCOMPILER_COPY_DEFAULT(BasicString);
+
+  Char*       Data();
+  const Char* CData() const;
+  SizeType        Length() const;
+
+  bool operator==(const Char* rhs) const;
+  bool operator!=(const Char* rhs) const;
+
+  bool operator==(const BasicString& rhs) const;
+  bool operator!=(const BasicString& rhs) const;
+
+  BasicString& operator+=(const Char* rhs);
+  BasicString& operator+=(const BasicString& rhs);
+
+  operator bool() { return m_Data && m_Data[0] != 0; }
+
+  bool operator!() { return !m_Data || m_Data[0] == 0; }
+
+ private:
+  Char* m_Data{nullptr};
+  SizeType  m_Sz{0};
+  SizeType  m_Cur{0};
+
+  friend class StringBuilder;
+};
+
+/**
+ * @brief StringBuilder class
+ * @note These results shall call be delete[] after they're used.
+ */
+struct StringBuilder final {
+  static BasicString Construct(const Char* data);
+  static const char* FromInt(const char* fmt, int n);
+  static const char* FromBool(const char* fmt, bool n);
+  static const char* Format(const char* fmt, const char* from);
+  static bool        Equals(const char* lhs, const char* rhs);
+};
+
+using PStringOr = ErrorOr<BasicString>;
+}  // namespace LibCompiler