fix: cleanup resolved feature flags (#1307)

Author: danez

src/feature_flags.ts

@@ -20,15 +20,6 @@ export const defaultFlags: Record<string, boolean> = {
 
   // Load configuration from per-function JSON files.
   project_deploy_configuration_api_use_per_function_configuration_files: false,
-
-  // Enable runtime cache for NFT
-  zisi_nft_use_cache: false,
-
-  // Raise file IO limit for NFT
-  zisi_nft_higher_fileio_limit: false,
-
-  // Provide banner to esbuild which allows requires in ESM output
-  zisi_esbuild_require_banner: false,
 }
 
 export type FeatureFlag = keyof typeof defaultFlags

src/runtimes/node/bundlers/esbuild/bundler.ts

@@ -121,8 +121,7 @@ export const bundleJsFile = async function ({
 
   try {
     const { metafile = { inputs: {}, outputs: {} }, warnings } = await build({
-      banner:
-        moduleFormat === ModuleFormat.ESM && featureFlags.zisi_esbuild_require_banner ? { js: esmJSBanner } : undefined,
+      banner: moduleFormat === ModuleFormat.ESM ? { js: esmJSBanner } : undefined,
       bundle: true,
       entryPoints: [srcFile],
       external,

src/runtimes/node/bundlers/nft/index.ts

@@ -94,9 +94,9 @@ const traceFilesAndTranspile = async function ({
     reasons,
   } = await nodeFileTrace([mainFile], {
     // Default is 1024. Allowing double the fileIO in parallel makes nft faster, but uses a little more memory.
-    fileIOConcurrency: featureFlags.zisi_nft_higher_fileio_limit ? 2048 : 1024,
+    fileIOConcurrency: 2048,
     base: basePath,
-    cache: featureFlags.zisi_nft_use_cache ? cache.nftCache : undefined,
+    cache: cache.nftCache,
     ignore: ignoreFunction,
     readFile: async (path: string) => {
       try {

tests/main.test.ts

@@ -2253,7 +2253,6 @@ describe('zip-it-and-ship-it', () => {
       const opts = merge(options, {
         basePath: fixtureDir,
         configFileDirectories: [fixtureDir],
-        featureFlags: { zisi_detect_esm: true },
       })
       const { files, tmpDir } = await zipFixture(fixtureName, {
         length: 2,
@@ -2283,7 +2282,6 @@ describe('zip-it-and-ship-it', () => {
     const opts = merge(options, {
       basePath: fixtureDir,
       configFileDirectories: [fixtureDir],
-      featureFlags: { zisi_detect_esm: true },
     })
     const { files, tmpDir } = await zipFixture(fixtureName, {
       length: 2,
@@ -2431,9 +2429,6 @@ describe('zip-it-and-ship-it', () => {
           nodeModuleFormat: ModuleFormat.ESM,
         },
       },
-      featureFlags: {
-        zisi_esbuild_require_banner: true,
-      },
     }
     const { files, tmpDir } = await zipFixture([join(fixtureName, 'functions')], {
       opts,