fix: parallelize updating rc files

src/utils/compat/fs/types.d.ts

@@ -0,0 +1,31 @@
+declare module "fs/promises" {
+  import * as fs from "fs"
+  export default fs.promises
+
+  export const {
+    access,
+    appendFile,
+    chmod,
+    chown,
+    copyFile,
+    lchmod,
+    lchown,
+    link,
+    lstat,
+    mkdir,
+    mkdtemp,
+    open,
+    readdir,
+    readFile,
+    readlink,
+    realpath,
+    rename,
+    rmdir,
+    stat,
+    symlink,
+    truncate,
+    unlink,
+    utimes,
+    writeFile,
+  } = fs.promises
+}

src/utils/env/addEnv.ts

@@ -5,7 +5,7 @@ import { error, warning } from "ci-log"
 import escapeSpace from "escape-path-with-spaces"
 import escapeQuote from "escape-quotes"
 import { execPowershell } from "exec-powershell"
-import { appendFileSync, readFile, readFileSync, writeFileSync } from "fs"
+import { appendFile, readFile, writeFile } from "fs/promises"
 import { delimiter } from "path"
 import { pathExists } from "path-exists"
 import { untildifyUser } from "untildify-user"
@@ -121,12 +121,12 @@ async function addEnvSystem(name: string, valGiven: string | undefined, options:
     }
     case "linux":
     case "darwin": {
-      await setupCppInProfile()
+      await sourceCpprc()
       if (options.shouldAddOnlyIfNotDefined) {
-        appendFileSync(cpprc_path, `\nif [ -z "\${${name}}" ]; then export ${name}="${val}"; fi\n`)
+        await appendFile(cpprc_path, `\nif [ -z "\${${name}}" ]; then export ${name}="${val}"; fi\n`)
         info(`if not defined ${name} then ${name}="${val}" was added to "${cpprc_path}`)
       } else {
-        appendFileSync(cpprc_path, `\nexport ${name}="${val}"\n`)
+        await appendFile(cpprc_path, `\nexport ${name}="${val}"\n`)
         info(`${name}="${val}" was added to "${cpprc_path}`)
       }
       return
@@ -150,8 +150,8 @@ async function addPathSystem(path: string) {
     }
     case "linux":
     case "darwin": {
-      await setupCppInProfile()
-      appendFileSync(cpprc_path, `\nexport PATH="${path}:$PATH"\n`)
+      await sourceCpprc()
+      await appendFile(cpprc_path, `\nexport PATH="${path}:$PATH"\n`)
       info(`"${path}" was added to "${cpprc_path}"`)
       return
     }
@@ -165,48 +165,20 @@ async function addPathSystem(path: string) {
 let setupCppInProfile_called = false
 
 /// handles adding conditions to source .cpprc file from .bashrc and .profile
-export async function setupCppInProfile() {
+export async function sourceCpprc() {
   if (setupCppInProfile_called) {
     return
   }
 
-  // a variable that prevents source_cpprc from being called from .bashrc and .profile
-  const source_cpprc_str = "# Automatically Generated by setup-cpp\nexport SOURCE_CPPRC=0"
-
-  if (await pathExists(cpprc_path)) {
-    const cpprc_content = readFileSync(cpprc_path, "utf8")
-    if (!cpprc_content.includes(source_cpprc_str)) {
-      // already executed setupCppInProfile
-      appendFileSync(cpprc_path, `\n${source_cpprc_str}\n`)
-      info(`Added ${source_cpprc_str} to ${cpprc_path}`)
-    }
-  }
-
-  // source cpprc in bashrc/profile
-
   const source_cpprc_string =
     `\n# source .cpprc if SOURCE_CPPRC is not set to 0\nif [[ "$SOURCE_CPPRC" != 0 && -f "${cpprc_path}" ]]; then source "${cpprc_path}"; fi\n`
 
   try {
-    // source cpprc in .profile
-    const profile_path = untildifyUser("~/.profile")
-    if (await pathExists(profile_path)) {
-      const profileContent = readFileSync(profile_path, "utf-8")
-      if (!profileContent.includes(source_cpprc_string)) {
-        appendFileSync(profile_path, source_cpprc_string)
-        info(`${source_cpprc_string} was added to ${profile_path}`)
-      }
-    }
-
-    // source cpprc in .bashrc too
-    const bashrc_path = untildifyUser("~/.bashrc")
-    if (await pathExists(bashrc_path)) {
-      const bashrcContent = readFileSync(bashrc_path, "utf-8")
-      if (!bashrcContent.includes(source_cpprc_string)) {
-        appendFileSync(bashrc_path, source_cpprc_string)
-        info(`${source_cpprc_string} was added to ${bashrc_path}`)
-      }
-    }
+    await Promise.all([
+      addCpprcHeader(),
+      sourceCpprcInProfile(source_cpprc_string),
+      sourceCpprcInBashrc(source_cpprc_string),
+    ])
   } catch (err) {
     warning(`Failed to add ${source_cpprc_string} to .profile or .bashrc. You should add it manually: ${err}`)
   }
@@ -214,13 +186,49 @@ export async function setupCppInProfile() {
   setupCppInProfile_called = true
 }
 
+async function addCpprcHeader() {
+  // a variable that prevents source_cpprc from being called from .bashrc and .profile
+  const cpprc_header = "# Automatically Generated by setup-cpp\nexport SOURCE_CPPRC=0"
+
+  if (await pathExists(cpprc_path)) {
+    const cpprc_content = await readFile(cpprc_path, "utf8")
+    if (!cpprc_content.includes(cpprc_header)) {
+      // already executed setupCppInProfile
+      await appendFile(cpprc_path, `\n${cpprc_header}\n`)
+      info(`Added ${cpprc_header} to ${cpprc_path}`)
+    }
+  }
+}
+
+async function sourceCpprcInBashrc(source_cpprc_string: string) {
+  const bashrc_path = untildifyUser("~/.bashrc")
+  if (await pathExists(bashrc_path)) {
+    const bashrcContent = await readFile(bashrc_path, "utf-8")
+    if (!bashrcContent.includes(source_cpprc_string)) {
+      await appendFile(bashrc_path, source_cpprc_string)
+      info(`${source_cpprc_string} was added to ${bashrc_path}`)
+    }
+  }
+}
+
+async function sourceCpprcInProfile(source_cpprc_string: string) {
+  const profile_path = untildifyUser("~/.profile")
+  if (await pathExists(profile_path)) {
+    const profileContent = await readFile(profile_path, "utf-8")
+    if (!profileContent.includes(source_cpprc_string)) {
+      await appendFile(profile_path, source_cpprc_string)
+      info(`${source_cpprc_string} was added to ${profile_path}`)
+    }
+  }
+}
+
 export async function finalizeCpprc() {
   if (await pathExists(cpprc_path)) {
-    const entries = readFileSync(cpprc_path, "utf-8").split("\n")
+    const entries = (await readFile(cpprc_path, "utf-8")).split("\n")
 
     const unique_entries = [...new Set(entries.reverse())].reverse() // remove duplicates, keeping the latest entry
 
-    writeFileSync(cpprc_path, unique_entries.join("\n"))
+    await writeFile(cpprc_path, unique_entries.join("\n"))
 
     await grantUserWriteAccess(cpprc_path)
   }

src/utils/setup/setupAptPack.ts

@@ -2,7 +2,7 @@ import { execRoot, execRootSync } from "admina"
 import { GITHUB_ACTIONS } from "ci-info"
 import { promises as fsPromises } from "fs"
 import { pathExists } from "path-exists"
-import { addEnv, cpprc_path, setupCppInProfile } from "../env/addEnv"
+import { addEnv, cpprc_path, sourceCpprc } from "../env/addEnv"
 import { InstallationInfo } from "./setupBin"
 const { appendFile } = fsPromises
 import { info, warning } from "ci-log"
@@ -223,7 +223,7 @@ export async function updateAptAlternatives(name: string, path: string, priority
   if (GITHUB_ACTIONS) {
     return execRoot("update-alternatives", ["--install", `/usr/bin/${name}`, name, path, priority.toString()])
   } else {
-    await setupCppInProfile()
+    await sourceCpprc()
     return appendFile(
       cpprc_path,
       `\nif [ $UID -eq 0 ]; then update-alternatives --install /usr/bin/${name} ${name} ${path} ${priority}; fi\n`,