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-rw-r--r--binapigen/plugin.go51
1 files changed, 51 insertions, 0 deletions
diff --git a/binapigen/plugin.go b/binapigen/plugin.go
new file mode 100644
index 0000000..b57cc68
--- /dev/null
+++ b/binapigen/plugin.go
@@ -0,0 +1,51 @@
+// Copyright (c) 2020 Cisco and/or its affiliates.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at:
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package binapigen
+
+import "fmt"
+
+type Plugin struct {
+ Name string
+ GenerateFile func(*Generator, *File) *GenFile
+}
+
+var Plugins = map[string]*Plugin{}
+var plugins []*Plugin
+
+func RegisterPlugin(name string, genfn func(*Generator, *File) *GenFile) {
+ if name == "" {
+ panic("plugin name empty")
+ }
+ for _, p := range plugins {
+ if p.Name == name {
+ panic("duplicate plugin name: " + name)
+ }
+ }
+ plugin := &Plugin{
+ Name: name,
+ GenerateFile: genfn,
+ }
+ plugins = append(plugins, plugin)
+ Plugins[name] = plugin
+}
+
+func RunPlugin(name string, gen *Generator, file *File) error {
+ p, ok := Plugins[name]
+ if !ok {
+ return fmt.Errorf("plugin not found: %q", name)
+ }
+ p.GenerateFile(gen, file)
+ return nil
+}