Function getRoslynLanguageServer

packages/opencode/src/lsp/server.ts:737–748

(disableLspDownload: boolean)

let roslynLanguageServerInstall: Promise<string | undefined> | undefined

async function getRoslynLanguageServer(disableLspDownload: boolean) {
  const existing = which("roslyn-language-server")
  if (existing) return existing

  const global = await roslynLanguageServerGlobalPath()
  if (global) return global

  roslynLanguageServerInstall ||= installRoslynLanguageServer(disableLspDownload).finally(() => {
    roslynLanguageServerInstall = undefined
  })
  return roslynLanguageServerInstall
}

async function installRoslynLanguageServer(disableLspDownload: boolean) {
  if (!which("dotnet")) {