fix: urls not working

Author: danielpza

src/index.ts

@@ -1,6 +1,7 @@
 import { dirname, relative, resolve } from "path";
 import ts from "typescript";
 import slash from "slash";
+import { parse } from "url";
 
 const transformer = (_: ts.Program) => (context: ts.TransformationContext) => (
   sourceFile: ts.SourceFile
@@ -28,11 +29,18 @@ const transformer = (_: ts.Program) => (context: ts.TransformationContext) => (
     return sourceFile;
   }
 
+  function isUrl(s: string) {
+    return parse(s).protocol !== null;
+  }
+
   function bindModuleToFile(moduleName: string) {
     for (const { regexp, path } of binds) {
       const match = regexp.exec(moduleName);
       if (match) {
         const out = path.replace(/\*/g, match[1]);
+        if (isUrl(out)) {
+          return out;
+        }
         const file = slash(relative(sourceDir, resolve(baseUrl, out)));
         return file[0] === "." ? file : `./${file}`;
       }

tests/__fixtures/core/index.ts

@@ -4,6 +4,9 @@ export { NoRuntimecodeHere } from "@utils/types-only";
 import { subs, NoRuntimecodeHere } from "@utils";
 import "@circular/b";
 import { A } from "@circular/a";
+import * as path from "path";
+
+path.sep;
 
 sum.sum(2, 3);
 

tests/__fixtures/tsconfig.json

@@ -8,6 +8,7 @@
     "declaration": true,
     "baseUrl": "./",
     "paths": {
+      "path": ["https://external.url/path.js"],
       "@*": ["*"]
     },
 

tests/index.ts

@@ -17,9 +17,11 @@ files.forEach(file => {
 });
 
 function update(content: string, sourceDir: string) {
-  return content.replace(/"(@.*)"/g, (_, moduleName) => {
-    return `"${bindModuleToFile(moduleName, sourceDir)}"`;
-  });
+  return content
+    .replace(/"(@.*)"/g, (_, moduleName) => {
+      return `"${bindModuleToFile(moduleName, sourceDir)}"`;
+    })
+    .replace('"path"', '"https://external.url/path.js"');
 }
 
 function bindModuleToFile(moduleName: string, sourceDir: string) {