Github: remove unused loaders (#1635)

src/plugins/github/loadGraph.js

@@ -1,66 +0,0 @@
-// @flow
-
-// This module is deprecated, and is being replaced by
-// github/loadWeightedGraph. Over the course of finishing #1557,
-// @decentralion will remove this module and merge its implementation into
-// loadWeightedGraph.
-//
-// This module is untested, because it is an IO-heavy composition of pieces of
-// functionality which are individually quite well tested.
-
-import {TaskReporter} from "../../util/taskReporter";
-import {createGraph} from "./createGraph";
-import {
-  default as fetchGithubRepo,
-  fetchGithubRepoFromCache,
-} from "./fetchGithubRepo";
-import {RelationalView} from "./relationalView";
-import {type RepoId, repoIdToString} from "./repoId";
-import {Graph} from "../../core/graph";
-import {type GithubToken} from "./token";
-import {type CacheProvider} from "../../backend/cache";
-
-export type Options = {|
-  +repoIds: $ReadOnlyArray<RepoId>,
-  +token: GithubToken,
-  +cache: CacheProvider,
-|};
-
-/**
- * Loads several GitHub repositories, combining them into a single graph.
- */
-export async function loadGraph(
-  options: Options,
-  taskReporter: TaskReporter
-): Promise<Graph> {
-  // We intentionally fetch repositories sequentially rather than in
-  // parallel, because GitHub asks that we not make concurrent
-  // requests. From <https://archive.is/LlkQp#88%>:
-  //
-  // > Make requests for a single user or client ID serially. Do not make
-  // > make requests for a single user or client ID concurrently.
-  const repositories = [];
-  for (const repoId of options.repoIds) {
-    const taskId = `github/${repoIdToString(repoId)}`;
-    taskReporter.start(taskId);
-    repositories.push(
-      await fetchGithubRepo(repoId, {
-        token: options.token,
-        cache: options.cache,
-      }).then((_) =>
-        fetchGithubRepoFromCache(repoId, {
-          token: options.token,
-          cache: options.cache,
-        })
-      )
-    );
-    taskReporter.finish(taskId);
-  }
-  return Graph.merge(
-    repositories.map((r) => {
-      const rv = new RelationalView();
-      rv.addRepository(r);
-      return createGraph(rv);
-    })
-  );
-}

src/plugins/github/loadWeightedGraph.js

@@ -1,24 +0,0 @@
-// @flow
-//
-// This module is the entry point for clients of the GitHub plugin that
-// want to load a completed WeightedGraph containing GitHub data.
-//
-// This module is untested, because it is an IO-heavy composition of pieces of
-// functionality which are individually quite well tested.
-
-import {loadGraph, type Options} from "./loadGraph";
-import {TaskReporter} from "../../util/taskReporter";
-import {weightsForDeclaration} from "../../analysis/pluginDeclaration";
-import {type WeightedGraph} from "../../core/weightedGraph";
-import {declaration} from "./declaration";
-
-export type {Options} from "./loadGraph";
-
-export async function loadWeightedGraph(
-  options: Options,
-  reporter: TaskReporter
-): Promise<WeightedGraph> {
-  const graph = await loadGraph(options, reporter);
-  const weights = weightsForDeclaration(declaration);
-  return {graph, weights};
-}