Add toLongUNCPath() module.

src/builtin-compilers.js

@@ -1,7 +1,7 @@
 import FastObject from "./fast-object.js"
 
-import { _makeLong } from "path"
 import readFile from "./fs/read-file.js"
+import toLongUNCPath from "./util/to-long-unc-path.js"
 
 const { dlopen } = process
 const { parse:jsonParse } = JSON
@@ -20,7 +20,7 @@ builtinCompilers[".json"] = function (mod, filePath) {
 }
 
 builtinCompilers[".node"] = function (mod, filePath) {
-  return dlopen(mod, _makeLong(filePath))
+  return dlopen(mod, toLongUNCPath(filePath))
 }
 
 export default builtinCompilers

src/fs/read-file.js

@@ -1,7 +1,7 @@
-import { _makeLong } from "path"
 import binding from "../binding.js"
 import isObjectLike from "../util/is-object-like.js"
 import { readFileSync } from "fs"
+import toLongUNCPath from "../util/to-long-unc-path.js"
 
 const { internalModuleReadFile } = binding.fs
 let useReadFileFastPath = typeof internalModuleReadFile === "function"
@@ -30,7 +30,7 @@ function fastPathReadFile(filePath) {
   // Used to speed up reading. Returns the contents of the file as a string
   // or undefined when the file cannot be opened. The speedup comes from not
   // creating Error objects on failure.
-  const content = internalModuleReadFile(_makeLong(filePath))
+  const content = internalModuleReadFile(toLongUNCPath(filePath))
   return content === void 0 ? null : content
 }
 

src/fs/stat.js

@@ -1,6 +1,6 @@
-import { _makeLong } from "path"
-import binding from "../binding.js"
 import { Stats, statSync } from "fs"
+import binding from "../binding.js"
+import toLongUNCPath from "../util/to-long-unc-path.js"
 
 const { internalModuleStat } = binding.fs
 const isFile = Stats.prototype.isFile
@@ -44,7 +44,7 @@ function fastPathStat(filePath) {
   // Used to speed up loading. Returns 0 if the path refers to a file,
   // 1 when it's a directory or < 0 on error (usually ENOENT). The speedup
   // comes from not creating thousands of Stat and Error objects.
-  return internalModuleStat(_makeLong(filePath))
+  return internalModuleStat(toLongUNCPath(filePath))
 }
 
 stat.cache = null

src/util/to-long-unc-path.js

@@ -0,0 +1,7 @@
+import { _makeLong, toLongUNCPath as _toLongUNCPath } from "path"
+
+const toLongUNCPath = typeof _toLongUNCPath === "function"
+  ? _toLongUNCPath
+  : _makeLong
+
+export default toLongUNCPath