Function resolveModule

src/resolution/frameworks/rust.ts:311–335

(name: string, context: ResolutionContext)

}

function resolveModule(name: string, context: ResolutionContext): ModuleResolution | null {
  // Rust modules can be either mod.rs in a directory or name.rs
  const localPaths = [`src/${name}.rs`, `src/${name}/mod.rs`];

  const workspaceCrates = getCachedCargoWorkspaceCrateMap(context);
  const cratePath = workspaceCrates.get(name);
  const workspacePaths = cratePath
    ? [`${cratePath}/src/lib.rs`, `${cratePath}/src/main.rs`]
    : [];

  const candidates: Array<{ path: string; fromWorkspace: boolean }> = [
    ...localPaths.map((path) => ({ path, fromWorkspace: false })),
    ...workspacePaths.map((path) => ({ path, fromWorkspace: true })),
  ];

  for (const { path: modPath, fromWorkspace } of candidates) {
    if (!context.fileExists(modPath)) continue;
    const nodes = context.getNodesInFile(modPath);
    const modNode = nodes.find((n) => n.kind === 'module');
    if (modNode) return { targetId: modNode.id, fromWorkspace };
    if (nodes.length > 0) return { targetId: nodes[0]!.id, fromWorkspace };
  }

  return null;
}