feat(matcher): add custom module resolver for remote module

TomokiMiyauci · Jan 2, 2022 · 8ee5af0 · 8ee5af0
1 parent be0abf8
commit 8ee5af0
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Showing 3 changed files with 29 additions and 19 deletions.
diff --git a/helper/_option.ts b/helper/_option.ts
@@ -28,7 +28,6 @@ function makeHostOption(
   libMap: Map<string, string>,
   compilerOptions: CompilerOptions,
 ): CompilerHost {
-  console.log(libMap, compilerOptions);
   return {
     readFile,
     useCaseSensitiveFileNames,

diff --git a/helper/_runtime.ts b/helper/_runtime.ts
@@ -2,7 +2,6 @@ import type {
   CompilerHost,
   CompilerOptions,
   ModuleResolutionHost,
-  ResolvedModule,
 } from "../deps.ts";
 import { ts } from "../deps.ts";
 
@@ -93,17 +92,32 @@ type ResolveModuleNames = Exclude<
   undefined
 >;
 
+const reRemoteModule = /^https?:\/\//;
+
+function remoteModuleExists(value: string[]): boolean {
+  return value.some((v) => reRemoteModule.test(v));
+}
+
 function makeResolveModuleNames(
   compilerOptions: CompilerOptions,
 ): typeof resolveModuleNames {
   function resolveModuleNames(
     ...[moduleNames, containingFile]: Parameters<ResolveModuleNames>
   ): ReturnType<ResolveModuleNames> {
-    const resolvedModules: ResolvedModule[] = [];
-
-    for (const moduleName of moduleNames.map(removeTsExtension)) {
-      const result = ts.resolveModuleName(
-        moduleName,
+    const tmpPath = remoteModuleExists(moduleNames)
+      ? (() =>
+        Deno.makeTempFileSync({
+          suffix: ".ts",
+        }))()
+      : undefined;
+
+    return moduleNames.map((moduleName) => {
+      const fixedModulePath = reRemoteModule.test(moduleName)
+        ? removeTsExtension(tmpPath!)
+        : removeTsExtension(moduleName);
+
+      const { resolvedModule } = ts.resolveModuleName(
+        fixedModulePath,
         containingFile,
         compilerOptions,
         {
@@ -115,18 +129,9 @@ function makeResolveModuleNames(
           realpath,
         },
       );
-      console.log({
-        moduleName,
-        containingFile,
-        compilerOptions,
-        result,
-      });
-      if (result.resolvedModule) {
-        resolvedModules.push(result.resolvedModule);
-      }
-    }
 
-    return resolvedModules;
+      return resolvedModule;
+    });
   }
   return resolveModuleNames;
 }

diff --git a/matcher/mod.ts b/matcher/mod.ts
@@ -11,6 +11,9 @@ import { isNotAssignable } from "./is_not_assignable.ts";
 import type { Matcher } from "./types.ts";
 import type { RequiredByKeys } from "../_types.ts";
 
+const IS_NOT_MODULE = 2306;
+const ignoreDiagnosticsCodes = new Set([IS_NOT_MODULE]);
+
 const assertionMap = {
   expectType: isIdentical,
   expectNotType: isNotIdentical,
@@ -48,7 +51,10 @@ function inspect(program: Program): Result[] {
   ].filter(({ file }) => !!file).filter(({ messageText }) => {
     // for lib.es2021.d.ts <reference lib="es2021.intl" />
     return messageText !== "File '/lib.es2021.intl.d.ts' not found.";
-  }) as RequiredByKeys<TSDiagnostic, "file">[];
+  }).filter(({ code }) => !ignoreDiagnosticsCodes.has(code)) as RequiredByKeys<
+    TSDiagnostic,
+    "file"
+  >[];
   const typeChecker = program.getTypeChecker();
 
   const assertions = extractAssertions(program);