From 5834dd53f32ff89f5818681a93e416b0a48b6254 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?louiz=E2=80=99?= <louiz@louiz.org>
Date: Wed, 14 Jun 2017 16:21:23 +0200
Subject: Add a 0 default value for template argument N

---
 src/database/insert_query.hpp | 18 +++++++++---------
 src/database/row.hpp          |  6 +++---
 src/database/select_query.hpp |  6 +++---
 src/database/table.hpp        |  6 +++---
 4 files changed, 18 insertions(+), 18 deletions(-)

(limited to 'src/database')

diff --git a/src/database/insert_query.hpp b/src/database/insert_query.hpp
index 4965fc0..9e410ce 100644
--- a/src/database/insert_query.hpp
+++ b/src/database/insert_query.hpp
@@ -53,13 +53,13 @@ struct InsertQuery: public Query
   {
     auto statement = this->prepare(db);
     {
-      this->bind_param<0>(columns, statement);
+      this->bind_param(columns, statement);
       if (sqlite3_step(statement.get()) != SQLITE_DONE)
         log_error("Failed to execute query: ", sqlite3_errmsg(db));
     }
   }
 
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N < sizeof...(T), void>::type
   bind_param(const std::tuple<T...>& columns, Statement& statement)
   {
@@ -69,7 +69,7 @@ struct InsertQuery: public Query
     this->bind_param<N+1>(columns, statement);
   }
 
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N == sizeof...(T), void>::type
   bind_param(const std::tuple<T...>&, Statement&)
   {}
@@ -78,11 +78,11 @@ struct InsertQuery: public Query
   void insert_values(const std::tuple<T...>& columns)
   {
     this->body += "VALUES (";
-    this->insert_value<0>(columns);
+    this->insert_value(columns);
     this->body += ")";
   }
 
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N < sizeof...(T), void>::type
   insert_value(const std::tuple<T...>& columns)
   {
@@ -93,7 +93,7 @@ struct InsertQuery: public Query
     add_param(*this, std::get<N>(columns));
     this->insert_value<N+1>(columns);
   }
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N == sizeof...(T), void>::type
   insert_value(const std::tuple<T...>&)
   { }
@@ -102,11 +102,11 @@ struct InsertQuery: public Query
   void insert_col_names(const std::tuple<T...>& columns)
   {
     this->body += " (";
-    this->insert_col_name<0>(columns);
+    this->insert_col_name(columns);
     this->body += ")\n";
   }
 
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N < sizeof...(T), void>::type
   insert_col_name(const std::tuple<T...>& columns)
   {
@@ -119,7 +119,7 @@ struct InsertQuery: public Query
 
     this->insert_col_name<N+1>(columns);
   }
-  template <int N, typename... T>
+  template <int N=0, typename... T>
   typename std::enable_if<N == sizeof...(T), void>::type
   insert_col_name(const std::tuple<T...>&)
   {}
diff --git a/src/database/row.hpp b/src/database/row.hpp
index b6887cb..e7a58c4 100644
--- a/src/database/row.hpp
+++ b/src/database/row.hpp
@@ -23,7 +23,7 @@ update_id(std::tuple<T...>& columns, sqlite3* db)
   column.value = static_cast<Id::real_type>(res);
 }
 
-template <std::size_t N, typename... T>
+template <std::size_t N=0, typename... T>
 typename std::enable_if<N < sizeof...(T), void>::type
 update_autoincrement_id(std::tuple<T...>& columns, sqlite3* db)
 {
@@ -32,7 +32,7 @@ update_autoincrement_id(std::tuple<T...>& columns, sqlite3* db)
   update_autoincrement_id<N+1>(columns, db);
 }
 
-template <std::size_t N, typename... T>
+template <std::size_t N=0, typename... T>
 typename std::enable_if<N == sizeof...(T), void>::type
 update_autoincrement_id(std::tuple<T...>&, sqlite3*)
 {}
@@ -67,7 +67,7 @@ struct Row
 
       query.execute(this->columns, db);
 
-      update_autoincrement_id<0>(this->columns, db);
+      update_autoincrement_id(this->columns, db);
     }
 
     std::tuple<T...> columns;
diff --git a/src/database/select_query.hpp b/src/database/select_query.hpp
index d0c1d59..93d69ed 100644
--- a/src/database/select_query.hpp
+++ b/src/database/select_query.hpp
@@ -53,11 +53,11 @@ struct SelectQuery: public Query
         Query("SELECT"),
         table_name(table_name)
     {
-      this->insert_col_name<0>();
+      this->insert_col_name();
       this->body += " from " + this->table_name;
     }
 
-    template <std::size_t N>
+    template <std::size_t N=0>
     typename std::enable_if<N < sizeof...(T), void>::type
     insert_col_name()
     {
@@ -71,7 +71,7 @@ struct SelectQuery: public Query
 
       this->insert_col_name<N+1>();
     }
-    template <std::size_t N>
+    template <std::size_t N=0>
     typename std::enable_if<N == sizeof...(T), void>::type
     insert_col_name()
     {}
diff --git a/src/database/table.hpp b/src/database/table.hpp
index 163b97f..dc871c3 100644
--- a/src/database/table.hpp
+++ b/src/database/table.hpp
@@ -26,7 +26,7 @@ class Table
     std::string res{"CREATE TABLE IF NOT EXISTS "};
     res += this->name;
     res += " (\n";
-    this->add_column_create<0>(res);
+    this->add_column_create(res);
     res += ")";
 
     log_debug(res);
@@ -58,7 +58,7 @@ class Table
   }
 
  private:
-  template <std::size_t N>
+  template <std::size_t N=0>
   typename std::enable_if<N < sizeof...(T), void>::type
   add_column_create(std::string& str)
   {
@@ -75,7 +75,7 @@ class Table
     add_column_create<N+1>(str);
   }
 
-  template <std::size_t N>
+  template <std::size_t N=0>
   typename std::enable_if<N == sizeof...(T), void>::type
   add_column_create(std::string&)
   { }
-- 
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