split server into multiple components

In a vague attempt to make header files more readable, split server/
into a number of components.
Also, refactor the unit tests to use the "Data-driven test cases" of
Boost.Test.

1 files changed, 16 insertions, 0 deletions

diff --git a/server/lexer/error.hpp b/server/lexer/error.hpp
new file mode 100644
index 0000000..99944c7
--- /dev/null
+++ b/server/lexer/error.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "../common/error.hpp"
+
+#include <string>
+
+namespace math::server {
+
+class LexerError : public Error {
+public:
+    explicit LexerError(const std::string &what)
+        : Error{"lexer error: " + what}
+    { }
+};
+
+}