Bugfix: record current eval module on client side (#32)

This makes sure the client remembers the current module so that
reconnecting works.

src/client.jl

@@ -273,7 +273,7 @@ function run_remote_repl_command(conn, out_stream, cmdstr)
                 # Help mode
                 cmd = (:help, magic[2])
             elseif magic[1] == "%module"
-                mod_ex = parse_input(magic[2])
+                mod_ex = Meta.parse(magic[2])
                 cmd = (:in_module, mod_ex)
             end
         end
@@ -285,6 +285,9 @@ function run_remote_repl_command(conn, out_stream, cmdstr)
                     result_for_display = Text(value)
                 end
             end
+            if messageid == :in_module
+                conn.in_module = mod_ex
+            end
         else
             @error "Unexpected response from server" messageid
         end

test/runtests.jl

@@ -147,6 +147,9 @@ try
                end""")
     @test runcommand("%module TestMod") == "Evaluating commands in module Main.TestMod"
     @test runcommand("var_in_test_mod") == "123"
+    # Artificially force a reconnect so we can test that the current module is remembered
+    close(conn.socket)
+    @test runcommand("var_in_test_mod") == "123"
     # Test that show() on the remote side uses the eval module as the context
     # module in the show IOContext
     @test runcommand("SomeStruct") == "SomeStruct"