Feature: Extra arg detection

- Commands that do not accept filters or modifications now generate an error
  when extra arguments are specified.

src/commands/CmdDiagnostics.cpp

@@ -32,6 +32,7 @@
 #include <time.h>
 #include <RX.h>
 #include <Context.h>
+#include <Filter.h>
 #include <i18n.h>
 #include <text.h>
 #include <util.h>
@@ -64,6 +65,12 @@ CmdDiagnostics::CmdDiagnostics ()
 // kind of questions we always have to ask whenever something is wrong.
 int CmdDiagnostics::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   Color bold;
   if (context.color ())
     bold = Color ("bold");

src/commands/CmdExport.cpp

@@ -56,6 +56,9 @@ int CmdExport::execute (std::string& output)
   std::vector <Task> filtered;
   filter.subset (filtered, false);
 
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   // Obey 'limit:N'.
   int rows = 0;
   int lines = 0;

src/commands/CmdHelp.cpp

@@ -29,6 +29,7 @@
 #include <CmdHelp.h>
 #include <ViewText.h>
 #include <Context.h>
+#include <Filter.h>
 #include <i18n.h>
 #include <text.h>
 #include <util.h>
@@ -48,6 +49,12 @@ CmdHelp::CmdHelp ()
 ////////////////////////////////////////////////////////////////////////////////
 int CmdHelp::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   ViewText view;
   view.width (context.getWidth ());
   view.add (Column::factory ("string.left", ""));

src/commands/CmdImport.cpp

@@ -28,6 +28,7 @@
 #include <iostream>
 #include <sstream>
 #include <Context.h>
+#include <Filter.h>
 #include <JSON.h>
 #include <text.h>
 #include <util.h>
@@ -54,6 +55,10 @@ int CmdImport::execute (std::string& output)
   int rc = 0;
   int count = 0;
 
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+
   // Get filenames from command line arguments.
   std::vector <std::string> words = context.cli2.getWords ();
   if (! words.size () || (words.size () == 1 && words[0] == "-"))

src/commands/CmdLogo.cpp

@@ -27,6 +27,7 @@
 #include <cmake.h>
 #include <CmdLogo.h>
 #include <Context.h>
+#include <Filter.h>
 #include <text.h>
 #include <i18n.h>
 
@@ -50,6 +51,12 @@ CmdLogo::CmdLogo ()
 //     extension.<uuid>=<JSON>
 int CmdLogo::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   static const char* data[] =
   {
     ".........ABDEF",

src/commands/CmdReports.cpp

@@ -28,6 +28,7 @@
 #include <sstream>
 #include <algorithm>
 #include <Context.h>
+#include <Filter.h>
 #include <ViewText.h>
 #include <text.h>
 #include <i18n.h>
@@ -48,6 +49,12 @@ CmdReports::CmdReports ()
 ////////////////////////////////////////////////////////////////////////////////
 int CmdReports::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   std::vector <std::string> reports;
 
   // Add custom reports.

src/commands/CmdSync.cpp

@@ -29,6 +29,7 @@
 #include <inttypes.h>
 #include <signal.h>
 #include <Context.h>
+#include <Filter.h>
 #include <Color.h>
 #include <text.h>
 #include <util.h>
@@ -54,6 +55,10 @@ int CmdSync::execute (std::string& output)
 #ifdef HAVE_LIBGNUTLS
   std::stringstream out;
 
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+
   // Loog for the 'init' keyword to indicate one-time pending.data upload.
   bool first_time_init = false;
   std::vector <std::string> words = context.cli2.getWords ();

src/commands/CmdTimesheet.cpp

@@ -28,6 +28,7 @@
 #include <sstream>
 #include <stdlib.h>
 #include <Context.h>
+#include <Filter.h>
 #include <ViewText.h>
 #include <Date.h>
 #include <main.h>

src/commands/CmdUDAs.cpp

@@ -71,6 +71,11 @@ int CmdUDAs::execute (std::string& output)
   std::vector <Task> filtered;
   filter.subset (filtered);
 
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   if (udas.size ())
   {
     std::sort (udas.begin (), udas.end ());

src/commands/CmdUndo.cpp

@@ -26,6 +26,7 @@
 
 #include <cmake.h>
 #include <Context.h>
+#include <Filter.h>
 #include <i18n.h>
 #include <CmdUndo.h>
 
@@ -44,6 +45,12 @@ CmdUndo::CmdUndo ()
 ////////////////////////////////////////////////////////////////////////////////
 int CmdUndo::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   // Detect attempts to modify the task.
   if (context.cli2.getWords ().size ())
     throw std::string (STRING_CMD_UNDO_MODS);

src/commands/CmdVersion.cpp

@@ -28,6 +28,7 @@
 #include <sstream>
 #include <stdlib.h>
 #include <Context.h>
+#include <Filter.h>
 #include <ViewText.h>
 #ifdef HAVE_COMMIT
 #include <commit.h>
@@ -51,6 +52,12 @@ CmdVersion::CmdVersion ()
 ////////////////////////////////////////////////////////////////////////////////
 int CmdVersion::execute (std::string& output)
 {
+  Filter filter;
+  if (filter.hasFilter ())
+    throw std::string (STRING_ERROR_NO_FILTER);
+  if (filter.hasModifications ())
+    throw std::string (STRING_ERROR_NO_MODS);
+
   std::stringstream out;
 
   // Create a table for the disclaimer.