Fastfix for previous two commits (sorry) and chroma update.

Well, doing "git add ." not from repository's root is a bad idea.

Updated chroma dependency, added more languages to syntax highlighting.

internal/database/handler.go

@@ -0,0 +1,71 @@
+// Fast Paste Bin - uberfast and easy-to-use pastebin.
+//
+// Copyright (c) 2018, Stanislav N. aka pztrn and Fast Paste Bin
+// developers.
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject
+// to the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
+// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+package database
+
+import (
+	// stdlib
+	"database/sql"
+
+	// local
+	"gitlab.com/pztrn/fastpastebin/internal/database/dialects/interface"
+	"gitlab.com/pztrn/fastpastebin/internal/structs"
+)
+
+// Handler is an interfaceable structure that proxifies calls from anyone
+// to Database structure.
+type Handler struct{}
+
+func (dbh Handler) GetDatabaseConnection() *sql.DB {
+	return d.GetDatabaseConnection()
+}
+
+func (dbh Handler) GetPaste(pasteID int) (*structs.Paste, error) {
+	return d.GetPaste(pasteID)
+}
+
+func (dbh Handler) GetPagedPastes(page int) ([]structs.Paste, error) {
+	return d.GetPagedPastes(page)
+}
+
+func (dbh Handler) GetPastesPages() int {
+	return d.GetPastesPages()
+}
+
+// Initialize initializes connection to database.
+func (dbh Handler) Initialize() {
+	d.Initialize()
+}
+
+func (dbh Handler) RegisterDialect(di dialectinterface.Interface) {
+	d.RegisterDialect(di)
+}
+
+func (dbh Handler) SavePaste(p *structs.Paste) (int64, error) {
+	return d.SavePaste(p)
+}
+
+func (dbh Handler) Shutdown() {
+	d.Shutdown()
+}