build /stage/ entries

Author: zloirock

scripts/build-entries/index.mjs

@@ -6,12 +6,20 @@ import { modules as AllModules } from '@core-js/compat/src/data.mjs';
 const { mkdir, writeFile } = fs;
 const { dirname } = path;
 
+function modulesToStage(x) {
+  return sort([
+    ...StableModules,
+    ...Object.values(proposals).flatMap(({ stage, modules }) => stage >= x ? modules : []),
+  ]);
+}
+
 const ESModules = AllModules.filter(it => it.startsWith('es.'));
+const ESWithProposalsModules = AllModules.filter(it => it.startsWith('es'));
 const StableModules = AllModules.filter(it => it.match(/^(?:es|web)\./));
-const Stage3Modules = unique(Object.values(proposals).flatMap(({ stage, modules }) => stage === 3 ? modules : []));
-const ActualModules = sort([...StableModules, ...Stage3Modules]);
+const ActualModules = modulesToStage(3);
 
 const ESSet = new Set(ESModules);
+const ESWithProposalsSet = new Set(ESWithProposalsModules);
 const StableSet = new Set(StableModules);
 const ActualSet = new Set(ActualModules);
 
@@ -45,4 +53,10 @@ await buildEntry('stable/index', $path, StableModules, StableSet);
 await buildEntry('actual/index', $path, ActualModules);
 await buildEntry('full/index', $path, AllModules);
 await buildEntry('index', $path, ActualModules);
+
+await buildEntry('stage/3', $path, ActualModules, ESWithProposalsSet);
+await buildEntry('stage/2', $path, modulesToStage(2), ESWithProposalsSet);
+await buildEntry('stage/1', $path, modulesToStage(1), ESWithProposalsSet);
+await buildEntry('stage/0', $path, AllModules, ESWithProposalsSet);
+
 echo(chalk.green(`built ${ chalk.cyan(built) } entries`));