snapshot of https://github.com/sqlc-dev/sqlc.git (main, 2026-09-16; blobs > 131072B omitted)

internal/engine/postgresql/extension.go

@@ -0,0 +1,27 @@
+package postgresql
+
+import (
+	"io/fs"
+	"path"
+
+	"github.com/sqlc-dev/sqlc/internal/core/seed"
+	"github.com/sqlc-dev/sqlc/internal/sql/catalog"
+)
+
+// loadExtension reads the named extension's function list from the dialect
+// directory, where goldeneye writes one directory per extension. An
+// extension sqlc does not know is nil, which CREATE EXTENSION treats as
+// nothing to add.
+func loadExtension(name string) *catalog.Schema {
+	dir := path.Join("dialect", "extensions", name)
+	if _, err := fs.Stat(dialectFS, path.Join(dir, seed.FunctionsFile)); err != nil {
+		return nil
+	}
+	funcs, err := seed.Functions(dialectFS, dir)
+	if err != nil {
+		// The list is embedded in the binary: a failure here means sqlc was
+		// built from a broken tree, which no caller can do anything about.
+		panic(err)
+	}
+	return &catalog.Schema{Name: "pg_catalog", Funcs: funcs}
+}