--only-packages positive filter to include only specific packages & i…

…ts deps
zbigg · Nov 22, 2021 · da8261f · da8261f
1 parent db12bc9
commit da8261f
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diff --git a/README.md b/README.md
@@ -6,7 +6,7 @@
 
 Find and copy production deps of `package` living in `yarn workspace` to `dist` folder.
 
-**NOTE: This is very experimental package.**, nevertheless it's used in one internal project 
+**NOTE: This is very experimental package.**, nevertheless it's used in one internal project
 to build minimal `node_modules` for services running in docker.
 
 ## Usage
@@ -17,6 +17,10 @@ $ npx copy-production-deps
 
 # copy deps specific package to specific folder
 $ npx copy-production-deps packages/foo-backend dist/foo-backend
+
+# Only dist selected packages that are not bundled with esbuild
+$ esbuild server.js --outfile dist/server.js --external:mongoose --external:hiredis
+$ npx copy-production-deps . dist --only-packages mongoose,hiredis
 ```
 
 ## Doc
@@ -41,9 +45,8 @@ Options:
   --exclude-from  Read ecluded file patterns from file one pattern a line.
                                                            [array] [default: []]
   --exclude       Exclude file pattern (minimatch glob)    [array] [default: []]
+  --only-packages Include only those packages         [array] [default: []
   --help          Show help                                            [boolean]
-
-
 ```
 
 ## Why

diff --git a/src/cli.ts b/src/cli.ts
@@ -12,6 +12,9 @@ import * as path from "path";
 import * as fs from "fs";
 import yargs from "yargs";
 
+function parseList(args: string[]): string[] {
+    return ([] as string[]).concat(...args.map((arg) => (arg.includes(",") ? arg.split(",") : [arg])));
+}
 async function asyncCommand(code: () => void) {
     try {
         await code();
@@ -55,6 +58,11 @@ function main() {
             description: "Exclude file pattern (minimatch glob)",
             default: [] as string[]
         })
+        .option("only-packages", {
+            type: "array",
+            description: "Include only those packages",
+            default: [] as string[]
+        })
         .command(
             "$0 [packageDir] [distDir]",
             "copy production deps from Npm/Yarn workspace to dist folder",
@@ -80,11 +88,14 @@ function main() {
                         const lines = parseBasicPatternList(fs.readFileSync(excludeFrom, "utf-8"));
                         allExcludedGlobs.push(...lines);
                     }
+                    const onlyPackages =
+                        argv["only-packages"].length > 0 ? parseList(argv["only-packages"]) : undefined;
                     const excludePaths = allExcludedGlobs.length > 0 ? globListFilter(allExcludedGlobs) : undefined;
                     const options: CopyProductionDepsOptions = {
                         dryRun: argv.dryRun,
                         verbose: argv.verbose,
-                        excludePaths: excludePaths
+                        excludePaths: excludePaths,
+                        onlyPackages
                     };
                     await copyProductionDeps(packageDir, distDir, options);
                 })

diff --git a/src/copy-production-deps.ts b/src/copy-production-deps.ts
@@ -333,6 +333,7 @@ export function assignTargetDirs(allPackages: Context, rootPkg: ResolvedPackage)
 export interface CopyProductionDepsOptions {
     dryRun?: boolean;
     verbose?: boolean;
+    onlyPackages?: string[];
     excludePaths?: (srcFileName: string) => boolean;
 }
 
@@ -451,6 +452,10 @@ export async function copyProductionDeps(
     if (options.verbose) {
         console.error(`copy-production-deps: found ${context.length} packages`);
     }
+    if (options.onlyPackages) {
+        rootDep.deps = rootDep.deps.filter((d) => options.onlyPackages?.includes(d.name));
+        console.error(`copy-production-deps: only bundling deps of ${options.onlyPackages}`);
+    }
     const targetPackages = assignTargetDirs(context, rootDep);
 
     const targetNodeModules = path.join(targetDir, "node_modules");