fix: fix osx root path issues

.github/workflows/publish.yml

@@ -38,7 +38,7 @@ jobs:
         run: yarn build
 
       - name: Test
-        run: yarn test
+        run: yarn test --runInBand=false --maxWorkers=2 --workerIdleMemoryLimit=1700MB # https://github.com/facebook/jest/issues/11956
         env:
           CI: true
 

src/utils/general-utils.ts

@@ -1,14 +1,30 @@
 import url from "url";
 import path from "path";
+import { realpathSync } from "fs";
 
 /* ****************************************************************************************************************** *
  * General Utilities & Helpers
  * ****************************************************************************************************************** */
 
 export const isURL = (s: string): boolean => !!s && (!!url.parse(s).host || !!url.parse(s).hostname);
+
 export const cast = <T>(v: any): T => v;
+
 export const isBaseDir = (baseDir: string, testDir: string): boolean => {
   const relative = path.relative(baseDir, testDir);
   return relative ? !relative.startsWith("..") && !path.isAbsolute(relative) : true;
 };
+
 export const maybeAddRelativeLocalPrefix = (p: string) => (p[0] === "." ? p : `./${p}`);
+
+export function tryRealpathNative(value: string) {
+  try {
+    return realpathSync.native(value);
+  } catch {
+    return value;
+  }
+}
+
+export function nativeRelativePath(from: string, to: string) {
+  return path.relative(tryRealpathNative(from), tryRealpathNative(to));
+}

src/utils/resolve-module-name.ts

@@ -1,5 +1,5 @@
 import { VisitorContext } from "../types";
-import { isBaseDir, isURL, maybeAddRelativeLocalPrefix } from "./general-utils";
+import { isBaseDir, isURL, maybeAddRelativeLocalPrefix, nativeRelativePath } from "./general-utils";
 import * as path from "path";
 import { removeFileExtension, removeSuffix, ResolvedModuleFull, SourceFile } from "typescript";
 import { getOutputDirForSourceFile } from "./ts-helpers";
@@ -167,12 +167,12 @@ export function resolveModuleName(context: VisitorContext, moduleName: string):
 
     /* Remove base dirs to make relative to root */
     if (fileRootDir && moduleRootDir) {
-      srcFileOutputDir = path.relative(fileRootDir, srcFileOutputDir);
-      moduleFileOutputDir = path.relative(moduleRootDir, moduleFileOutputDir);
+      srcFileOutputDir = nativeRelativePath(fileRootDir, srcFileOutputDir);
+      moduleFileOutputDir = nativeRelativePath(moduleRootDir, moduleFileOutputDir);
     }
   }
 
-  const outputDir = path.relative(srcFileOutputDir, moduleFileOutputDir);
+  const outputDir = nativeRelativePath(srcFileOutputDir, moduleFileOutputDir);
 
   /* Compose final output path */
   const outputPath = maybeAddRelativeLocalPrefix(tsInstance.normalizePath(path.join(outputDir, outputBaseName)));

test/prepare.js

@@ -1,7 +1,7 @@
 const fs = require("fs");
 const path = require("path");
 const tsPatch = require("ts-patch");
-const tsp1 = require('tsp1');
+const tsp1 = require("tsp1");
 
 /* ****************************************************************************************************************** *
  * Config
@@ -22,6 +22,6 @@ for (const tsDirName of tsDirs) {
 }
 
 // Patch discovered modules
-for (const [ dirName, dir ] of baseDirs)
-  if (dirName === 'typescript-three') tsp1.patch(["tsc.js", "typescript.js"], { basedir: dir })
+for (const [dirName, dir] of baseDirs)
+  if (dirName === "typescript-three") tsp1.patch(["tsc.js", "typescript.js"], { basedir: dir });
   else tsPatch.patch(["tsc.js", "typescript.js"], { dir });

test/tests/transformer/specific.test.ts

@@ -239,7 +239,9 @@ describe(`Specific Tests`, () => {
 
     (!skipDts && tsVersion >= 38 ? test : test.skip)(`Resolves nested imports`, () => {
       expect(subPackagesFile).transformedMatches(
-        `export ${tsVersion < 49 ? `declare ` : ''}type ImportWithChildren = import("./packages/pkg-a").PassThru<import("./packages/pkg-b").PackageBType>`,
+        `export ${
+          tsVersion < 49 ? `declare ` : ""
+        }type ImportWithChildren = import("./packages/pkg-a").PassThru<import("./packages/pkg-b").PackageBType>`,
         { kind: ["dts"] }
       );
     });