From 0102abeec1d2055b19dccbb7edc7f06e527642b1 Mon Sep 17 00:00:00 2001
From: fiaxh <git@mx.ax.lt>
Date: Sun, 29 Oct 2017 15:15:28 +0100
Subject: Fix warnings

---
 qlite/src/database.vala |  2 +-
 qlite/src/table.vala    | 30 +++++++++++++++++++++++-------
 2 files changed, 24 insertions(+), 8 deletions(-)

(limited to 'qlite')

diff --git a/qlite/src/database.vala b/qlite/src/database.vala
index ad8505be..b153be73 100644
--- a/qlite/src/database.vala
+++ b/qlite/src/database.vala
@@ -129,7 +129,7 @@ public class Database {
         return statement;
     }
 
-    public void exec(string sql) {
+    public void exec(string sql) throws Error {
         ensure_init();
         if (db.exec(sql) != OK) {
             throw new Error(-1, 0, @"SQLite error: $(db.errcode()) - $(db.errmsg())");
diff --git a/qlite/src/table.vala b/qlite/src/table.vala
index 0d9fe2f6..00b4ef00 100644
--- a/qlite/src/table.vala
+++ b/qlite/src/table.vala
@@ -102,14 +102,22 @@ public class Table {
             }
         }
         sql += @"$constraints)";
-        db.exec(sql);
+        try {
+            db.exec(sql);
+        } catch (Error e) {
+            error("Qlite Error: Create table at version");
+        }
     }
 
     public void add_columns_for_version(long old_version, long new_version) {
         ensure_init();
         foreach (Column c in columns) {
             if (c.min_version <= new_version && c.max_version >= new_version && c.min_version > old_version) {
-                db.exec(@"ALTER TABLE $name ADD COLUMN $c");
+                try {
+                    db.exec(@"ALTER TABLE $name ADD COLUMN $c");
+                } catch (Error e) {
+                    error("Qlite Error: Add columns for version");
+                }
             }
         }
     }
@@ -130,16 +138,24 @@ public class Table {
             }
         }
         if (column_deletion_required) {
-            db.exec(@"ALTER TABLE $name RENAME TO _$(name)_$old_version");
-            create_table_at_version(new_version);
-            db.exec(@"INSERT INTO $name ($column_list) SELECT $column_list FROM _$(name)_$old_version");
-            db.exec(@"DROP TABLE _$(name)_$old_version");
+            try {
+                db.exec(@"ALTER TABLE $name RENAME TO _$(name)_$old_version");
+                create_table_at_version(new_version);
+                db.exec(@"INSERT INTO $name ($column_list) SELECT $column_list FROM _$(name)_$old_version");
+                db.exec(@"DROP TABLE _$(name)_$old_version");
+            } catch (Error e) {
+                error("Qlite Error: Delete volumns for version change");
+            }
         }
     }
 
     internal void post() {
         foreach (string stmt in post_statements) {
-            db.exec(stmt);
+            try {
+                db.exec(stmt);
+            } catch (Error e) {
+                error("Qlite Error: Post");
+            }
         }
     }
 }
-- 
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