1 files changed, 47 insertions, 0 deletions
diff --git a/pkg/types/index.go b/pkg/types/index.go
new file mode 100644
index 0000000..f58d5f2
--- /dev/null
+++ b/pkg/types/index.go
@@ -0,0 +1,47 @@
+package types
+
+import "sync"
+
+// Index is the global object representing the Starlark configuration.
+type Index struct {
+	Domain  string
+	Modules map[string]Module
+	// internal
+	lock sync.Mutex
+}
+
+// SetDomain sets the domain of the index.
+func (i *Index) SetDomain(d string) {
+	i.lock.Lock()
+	defer i.lock.Unlock()
+	i.Domain = d
+}
+
+// AddModule adds a module to the index.
+func (i *Index) AddModule(n string, m Module) {
+	i.lock.Lock()
+	defer i.lock.Unlock()
+	i.Modules[n] = m
+}
+
+// GetModule returns a module from the index.
+func (i *Index) GetModule(n string) Module {
+	i.lock.Lock()
+	defer i.lock.Unlock()
+	return i.Modules[n]
+}
+
+// RemoveModule removes a module from the index.
+func (i *Index) RemoveModule(n string) {
+	i.lock.Lock()
+	defer i.lock.Unlock()
+	delete(i.Modules, n)
+}
+
+// CheckModule checks if a module is in the index.
+func (i *Index) CheckModule(n string) bool {
+	i.lock.Lock()
+	defer i.lock.Unlock()
+	_, ok := i.Modules[n]
+	return ok
+}