Add a few more ed commands.

src/internal/address/handle.cc

@@ -13,6 +13,7 @@ Address::Result Address::handle(BEd &ctx, std::string &cmd, uint64_t &i) {
       prev.offset = 0;
       curr.base = Number(ctx.active->prev_range.end);
       curr.offset = 0;
+      i++;
     } else {
       curr = Address(cmd, i);
     }
@@ -29,11 +30,12 @@ Address::Result Address::handle(BEd &ctx, std::string &cmd, uint64_t &i) {
           ctx.active->jump(curr.resolve(ctx));
         prev_given = true;
       }
+      i++;
       prev = std::move(curr);
     } else {
       if (std::holds_alternative<None>(curr.base)) {
         if (std::holds_alternative<std::monostate>(prev.base))
-          return {};
+          return {{}, 0};
         if (prev_given) {
           curr = prev;
         } else {
@@ -42,6 +44,8 @@ Address::Result Address::handle(BEd &ctx, std::string &cmd, uint64_t &i) {
         }
         return {{prev.resolve(ctx), curr.resolve(ctx)}, 2};
       }
+      if (prev_given)
+        return {{prev.resolve(ctx), curr.resolve(ctx)}, 2};
       return {{curr.resolve(ctx)}, 1};
     }
   }

src/internal/commands/commands.cc

@@ -40,7 +40,7 @@ void Command::register_posix(BEd &ctx) {
       for (auto &[name, buffer] : ctx.buffers)
         if (buffer->modified)
           throw ed_error("Buffer " + name + " modified.");
-      throw fatal_error("", 0);
+      throw fatal_error("Quitting", 0);
     }
   };
   ctx.commands.insert(
@@ -66,7 +66,38 @@ void Command::register_posix(BEd &ctx) {
         for (auto &[name, buffer] : ctx.buffers)
           if (buffer->modified)
             throw ed_error("Buffer " + name + " modified.");
-        throw fatal_error("", 0);
+        throw fatal_error("Quitting", 0);
+      }
+    }
+  );
+  ctx.commands.insert(
+    "Q",
+    Command{
+      .address_mode = Command::AddressMode::None,
+      .suffix = Command::SuffixKind::None,
+      .desc = "Force quitting.",
+      .accept_zero = false,
+      .handle = [](BEd &, std::span<const uint64_t>, std::string_view) {
+        throw fatal_error("Force Quitting", 0);
+      }
+    }
+  );
+  ctx.commands.insert(
+    "p",
+    Command{
+      .address_mode = Command::AddressMode::Range,
+      .suffix = Command::SuffixKind::Suffix,
+      .desc = "Print range (default .,.)",
+      .accept_zero = false,
+      .handle = [](BEd &ctx, std::span<const uint64_t> addresses, std::string_view) {
+        uint64_t start_line = ctx.active->line;
+        uint64_t end_line = ctx.active->line;
+        if (!addresses.size())
+          ctx.active->print(start_line, end_line);
+        else if (addresses.size() == 1)
+          ctx.active->print(addresses[0], addresses[0]);
+        else
+          ctx.active->print(addresses[0], addresses[1]);
       }
     }
   );