add Command module

src/core/Command.cc

@@ -0,0 +1,26 @@
+#include "Command.h"
+#include <string.h>
+
+static const struct
+{
+    const char * name;
+    uint32_t flags;
+} Commands[] = {
+    {"forward-up-to-char", Command::FOLLOWING_CHAR},
+    {"forward-on-to-char", Command::FOLLOWING_CHAR},
+    {"back-up-to-char", Command::FOLLOWING_CHAR},
+    {"back-on-to-char", Command::FOLLOWING_CHAR},
+    {"delete-line", 0u},
+};
+
+uint32_t Command::find_command_by_name(const char * name)
+{
+    for (uint32_t i = 0u; i < COMMAND_COUNT; i++)
+    {
+        if (strcmp(Commands[i].name, name) == 0u)
+        {
+            return i;
+        }
+    }
+    return COMMAND_COUNT;
+}

src/core/Command.h

@@ -0,0 +1,27 @@
+#ifndef COMMAND_H
+#define COMMAND_H
+
+#include <stdint.h>
+
+class Command
+{
+public:
+    enum : uint32_t
+    {
+        FOLLOWING_CHAR = 0x1u,
+    };
+
+    enum : uint32_t
+    {
+        FORWARD_UP_TO_CHAR,
+        FORWARD_ON_TO_CHAR,
+        BACK_UP_TO_CHAR,
+        BACK_ON_TO_CHAR,
+        DELETE_LINE,
+        COMMAND_COUNT,
+    };
+
+    uint32_t find_command_by_name(const char * name);
+};
+
+#endif