use toCompileFilesMap instead of array search

Author: KSDaemon

packages/cubejs-schema-compiler/src/compiler/DataSchemaCompiler.ts

@@ -225,6 +225,11 @@ export class DataSchemaCompiler {
       ? files.filter(f => this.filesToCompile.includes(f.fileName))
       : files;
 
+    const toCompileFilesMap = toCompile.reduce((acc, f) => {
+      acc[f.fileName] = f;
+      return acc;
+    }, {} as Record<string, FileContent>);
+
     const errorsReport = new ErrorReporter(null, [], this.errorReportOptions);
     this.errorsReporter = errorsReport;
 
@@ -399,7 +404,7 @@ export class DataSchemaCompiler {
             errorsReport,
             compiledFiles,
             [],
-            [],
+            {},
             { doSyntaxCheck: true }
           );
           exports[foundFile.fileName] = exports[foundFile.fileName] || {};
@@ -420,7 +425,7 @@ export class DataSchemaCompiler {
       asyncModules = [];
       transpiledFiles = await transpile(stage);
 
-      const res = this.compileCubeFiles(cubes, contexts, compiledFiles, asyncModules, compilers, transpiledFiles, toCompile, errorsReport);
+      const res = this.compileCubeFiles(cubes, contexts, compiledFiles, asyncModules, compilers, transpiledFiles, toCompileFilesMap, errorsReport);
       compilePhaseTimer.end();
       return res;
     };
@@ -661,7 +666,7 @@ export class DataSchemaCompiler {
     asyncModules: CallableFunction[],
     compilers: CompileCubeFilesCompilers,
     transpiledFiles: FileContent[],
-    toCompile: FileContent[],
+    toCompileFilesMap: Record<string, FileContent>,
     errorsReport: ErrorReporter
   ) {
     transpiledFiles
@@ -671,7 +676,7 @@ export class DataSchemaCompiler {
           errorsReport,
           compiledFiles,
           asyncModules,
-          toCompile
+          toCompileFilesMap
         );
       });
     await asyncModules.reduce((a: Promise<void>, b: CallableFunction) => a.then(() => b()), Promise.resolve());
@@ -688,7 +693,7 @@ export class DataSchemaCompiler {
     errorsReport: ErrorReporter,
     compiledFiles: Record<string, boolean>,
     asyncModules: CallableFunction[],
-    toCompile: FileContent[],
+    toCompileFilesMap: Record<string, FileContent>,
     { doSyntaxCheck } = { doSyntaxCheck: false }
   ) {
     if (compiledFiles[file.fileName]) {
@@ -717,7 +722,7 @@ export class DataSchemaCompiler {
           this.pythonContext!
         );
         if (transpiledFile) {
-          const originalFile = toCompile.find(f => f.fileName === file.fileName);
+          const originalFile = toCompileFilesMap[file.fileName];
           originalFile!.content = transpiledFile.content;
           originalFile!.convertedToJs = true;