remove unused

Author: KSDaemon

packages/cubejs-schema-compiler/src/compiler/JoinGraph.ts

@@ -61,7 +61,7 @@ export class JoinGraph implements CompilerInterface {
     this.graph = null;
   }
 
-  public compile(cubes: unknown, errorReporter: ErrorReporter): void {
+  public compile(_cubes: unknown, errorReporter: ErrorReporter): void {
     this.edges = R.compose<
         Array<CubeDefinition>,
         Array<CubeDefinition>,
@@ -159,17 +159,6 @@ export class JoinGraph implements CompilerInterface {
       });
   }
 
-  protected buildJoinNode(cube: CubeDefinition): Record<string, 1> {
-    if (!cube.joins) {
-      return {};
-    }
-
-    return cube.joins.reduce((acc, join) => {
-      acc[join.name] = 1;
-      return acc;
-    }, {} as Record<string, 1>);
-  }
-
   public buildJoin(cubesToJoin: JoinHints): FinishedJoinTree | null {
     if (!cubesToJoin.length) {
       return null;