1 files changed, 141 insertions, 0 deletions
diff --git a/src/parser/exception.cpp b/src/parser/exception.cpp
new file mode 100644
index 0000000..1d958fd
--- /dev/null
+++ b/src/parser/exception.cpp
@@ -0,0 +1,141 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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/.
+ */
+
+#include "orcus/exception.hpp"
+
+#include <sstream>
+
+using namespace std;
+
+namespace orcus {
+
+general_error::general_error(std::string msg) :
+    m_msg(std::move(msg))
+{
+}
+
+general_error::general_error(std::string_view cls, std::string_view msg)
+{
+    std::ostringstream os;
+    os << cls << ": " << msg;
+    m_msg = os.str();
+}
+
+general_error::~general_error() noexcept = default;
+
+const char* general_error::what() const noexcept
+{
+    return m_msg.c_str();
+}
+
+void general_error::append_msg(const std::string& s)
+{
+    m_msg += s;
+}
+
+invalid_arg_error::invalid_arg_error(const std::string& msg) :
+    std::invalid_argument(msg) {}
+
+invalid_arg_error::~invalid_arg_error() noexcept {}
+
+xml_structure_error::xml_structure_error(std::string msg) :
+    general_error(std::move(msg)) {}
+
+xml_structure_error::~xml_structure_error() noexcept = default;
+
+json_structure_error::json_structure_error(std::string msg) :
+    general_error(std::move(msg)) {}
+
+json_structure_error::~json_structure_error() noexcept = default;
+
+invalid_map_error::invalid_map_error(std::string msg) :
+    general_error(std::move(msg)) {}
+
+invalid_map_error::~invalid_map_error() noexcept = default;
+
+value_error::value_error(std::string msg) :
+    general_error(std::move(msg)) {}
+
+value_error::~value_error() noexcept = default;
+
+xpath_error::xpath_error(std::string msg) : general_error(std::move(msg)) {}
+
+xpath_error::~xpath_error() noexcept = default;
+
+interface_error::interface_error(std::string msg) : general_error(std::move(msg)) {}
+
+interface_error::~interface_error() noexcept = default;
+
+namespace {
+
+std::string build_offset_msg(std::ptrdiff_t offset)
+{
+    std::ostringstream os;
+    os << " (offset=" << offset << ')';
+    return os.str();
+}
+
+std::string build_message(std::string_view msg_before, char c, std::string_view msg_after)
+{
+    std::ostringstream os;
+    os << msg_before << c << msg_after;
+    return os.str();
+}
+
+std::string build_message(
+    std::string_view msg_before, std::string_view msg, std::string_view msg_after)
+{
+    std::ostringstream os;
+    os << msg_before << msg << msg_after;
+    return os.str();
+}
+
+}
+
+parse_error::parse_error(std::string_view cls, std::string_view msg, std::ptrdiff_t offset) :
+    general_error(cls, msg), m_offset(offset)
+{
+    append_msg(build_offset_msg(offset));
+}
+
+parse_error::parse_error(std::string msg, std::ptrdiff_t offset) :
+    general_error(std::move(msg)), m_offset(offset)
+{
+    append_msg(build_offset_msg(offset));
+}
+
+std::ptrdiff_t parse_error::offset() const
+{
+    return m_offset;
+}
+
+void parse_error::throw_with(
+    std::string_view msg_before, char c, std::string_view msg_after, std::ptrdiff_t offset)
+{
+    throw parse_error(build_message(msg_before, c, msg_after), offset);
+}
+
+void parse_error::throw_with(
+    std::string_view msg_before, std::string_view msg, std::string_view msg_after, std::ptrdiff_t offset)
+{
+    throw parse_error(build_message(msg_before, msg, msg_after), offset);
+}
+
+malformed_xml_error::malformed_xml_error(std::string_view msg, std::ptrdiff_t offset) :
+    orcus::parse_error("malformed_xml_error", msg, offset) {}
+
+malformed_xml_error::~malformed_xml_error() = default;
+
+zip_error::zip_error(std::string_view msg) : general_error("zip_error", msg)
+{
+}
+
+zip_error::~zip_error() = default;
+
+} // namespace orcus
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */