Replace lerna-get-packages with our own implementation

8 files changed, 52 insertions, 43 deletions

diff --git a/packages/monorepo-scripts/src/find_unused_dependencies.ts b/packages/monorepo-scripts/src/find_unused_dependencies.ts
index 11e48ab13..1a36aceee 100644
--- a/packages/monorepo-scripts/src/find_unused_dependencies.ts
+++ b/packages/monorepo-scripts/src/find_unused_dependencies.ts
@@ -1,7 +1,6 @@
 #!/usr/bin/env node
 
 import * as depcheckAsync from 'depcheck';
-import lernaGetPackages = require('lerna-get-packages');
 import * as _ from 'lodash';
 
 import { constants } from './constants';
@@ -13,7 +12,7 @@ const IGNORE_PACKAGES = ['@0xproject/sol-compiler'];
 (async () => {
     utils.log('*** NOTE: Not all deps listed here are actually not required. ***');
     utils.log("*** `depcheck` isn't perfect so double check before actually removing any. ***\n");
-    const lernaPackages = lernaGetPackages(constants.monorepoRootPath);
+    const lernaPackages = utils.getLernaPackages(constants.monorepoRootPath);
     for (const lernaPackage of lernaPackages) {
         if (_.includes(IGNORE_PACKAGES, lernaPackage.package.name)) {
             continue; // skip
diff --git a/packages/monorepo-scripts/src/globals.d.ts b/packages/monorepo-scripts/src/globals.d.ts
index 1693a6dbb..ccdf90d2a 100644
--- a/packages/monorepo-scripts/src/globals.d.ts
+++ b/packages/monorepo-scripts/src/globals.d.ts
@@ -13,23 +13,5 @@ declare module 'semver-sort' {
     const desc: (versions: string[]) => string[];
 }
 
-declare interface LernaPackage {
-    location: string;
-    package: {
-        private?: boolean;
-        version: string;
-        name: string;
-        main?: string;
-        scripts?: { [command: string]: string };
-        config?: {
-            additionalTsTypings?: string[];
-        };
-    };
-}
-declare function lernaGetPackages(path: string): LernaPackage[];
-// lerna-get-packages declarations
-declare module 'lerna-get-packages' {
-    export = lernaGetPackages;
-}
-
 declare module 'promisify-child-process';
+declare module '@lerna/project';
diff --git a/packages/monorepo-scripts/src/prepublish_checks.ts b/packages/monorepo-scripts/src/prepublish_checks.ts
index 3b4ff9082..81b2f414b 100644
--- a/packages/monorepo-scripts/src/prepublish_checks.ts
+++ b/packages/monorepo-scripts/src/prepublish_checks.ts
@@ -4,6 +4,7 @@ import semver = require('semver');
 import semverSort = require('semver-sort');
 
 import { constants } from './constants';
+import { LernaPackage } from './types';
 import { changelogUtils } from './utils/changelog_utils';
 import { npmUtils } from './utils/npm_utils';
 import { utils } from './utils/utils';
diff --git a/packages/monorepo-scripts/src/publish.ts b/packages/monorepo-scripts/src/publish.ts
index 72c6c0a71..94b67eab3 100644
--- a/packages/monorepo-scripts/src/publish.ts
+++ b/packages/monorepo-scripts/src/publish.ts
@@ -11,7 +11,7 @@ import semverDiff = require('semver-diff');
 import semverSort = require('semver-sort');
 
 import { constants } from './constants';
-import { PackageToVersionChange, SemVerIndex, VersionChangelog } from './types';
+import { LernaPackage, PackageToVersionChange, SemVerIndex, VersionChangelog } from './types';
 import { changelogUtils } from './utils/changelog_utils';
 import { utils } from './utils/utils';
 
diff --git a/packages/monorepo-scripts/src/test_installation.ts b/packages/monorepo-scripts/src/test_installation.ts
index b67154667..34d065c58 100644
--- a/packages/monorepo-scripts/src/test_installation.ts
+++ b/packages/monorepo-scripts/src/test_installation.ts
@@ -1,7 +1,6 @@
 #!/usr/bin/env node
 
 import * as fs from 'fs';
-import lernaGetPackages = require('lerna-get-packages');
 import * as _ from 'lodash';
 import * as path from 'path';
 import { exec as execAsync } from 'promisify-child-process';
@@ -11,7 +10,7 @@ import { utils } from './utils/utils';
 
 (async () => {
     const monorepoRootPath = path.join(__dirname, '../../..');
-    const lernaPackages = lernaGetPackages(monorepoRootPath);
+    const lernaPackages = utils.getLernaPackages(monorepoRootPath);
     const installablePackages = _.filter(
         lernaPackages,
         lernaPackage =>
diff --git a/packages/monorepo-scripts/src/types.ts b/packages/monorepo-scripts/src/types.ts
index 61bd75732..052a38d1f 100644
--- a/packages/monorepo-scripts/src/types.ts
+++ b/packages/monorepo-scripts/src/types.ts
@@ -40,3 +40,17 @@ export interface PackageRegistryJson {
 export interface GitTagsByPackageName {
     [packageName: string]: string[];
 }
+
+export interface LernaPackage {
+    location: string;
+    package: {
+        private?: boolean;
+        version: string;
+        name: string;
+        main?: string;
+        scripts?: { [command: string]: string };
+        config?: {
+            additionalTsTypings?: string[];
+        };
+    };
+}
diff --git a/packages/monorepo-scripts/src/utils/utils.ts b/packages/monorepo-scripts/src/utils/utils.ts
index be3ad950f..78bac1e4e 100644
--- a/packages/monorepo-scripts/src/utils/utils.ts
+++ b/packages/monorepo-scripts/src/utils/utils.ts
@@ -1,10 +1,10 @@
-import lernaGetPackages = require('lerna-get-packages');
+import * as fs from 'fs';
 import * as _ from 'lodash';
 import { exec as execAsync } from 'promisify-child-process';
 import semver = require('semver');
 
 import { constants } from '../constants';
-import { GitTagsByPackageName, UpdatedPackage } from '../types';
+import { GitTagsByPackageName, LernaPackage, UpdatedPackage } from '../types';
 
 import { changelogUtils } from './changelog_utils';
 
@@ -12,11 +12,41 @@ export const utils = {
     log(...args: any[]): void {
         console.log(...args); // tslint:disable-line:no-console
     },
+    getLernaPackages(rootDir: string): LernaPackage[] {
+        const rootPackageJsonString = fs.readFileSync(`${rootDir}/package.json`, 'utf8');
+        const rootPackageJson = JSON.parse(rootPackageJsonString);
+        if (_.isUndefined(rootPackageJson.workspaces)) {
+            throw new Error(`Did not find 'workspaces' key in root package.json`);
+        }
+        const lernaPackages = [];
+        for (const workspace of rootPackageJson.workspaces) {
+            const workspacePath = workspace.replace('*', '');
+            const subpackageNames = fs.readdirSync(`${rootDir}/${workspacePath}`);
+            for (const subpackageName of subpackageNames) {
+                if (_.startsWith(subpackageName, '.')) {
+                    continue;
+                }
+                const pathToPackageJson = `${rootDir}/${workspacePath}${subpackageName}`;
+                try {
+                    const packageJsonString = fs.readFileSync(`${pathToPackageJson}/package.json`, 'utf8');
+                    const packageJson = JSON.parse(packageJsonString);
+                    const lernaPackage = {
+                        location: pathToPackageJson,
+                        package: packageJson,
+                    };
+                    lernaPackages.push(lernaPackage);
+                } catch (err) {
+                    utils.log(`Couldn't find a 'package.json' for ${subpackageName}. Skipping...`);
+                }
+            }
+        }
+        return lernaPackages;
+    },
     async getUpdatedLernaPackagesAsync(shouldIncludePrivate: boolean): Promise<LernaPackage[]> {
         const updatedPublicPackages = await utils.getLernaUpdatedPackagesAsync(shouldIncludePrivate);
         const updatedPackageNames = _.map(updatedPublicPackages, pkg => pkg.name);
 
-        const allLernaPackages = lernaGetPackages(constants.monorepoRootPath);
+        const allLernaPackages = utils.getLernaPackages(constants.monorepoRootPath);
         const updatedPublicLernaPackages = _.filter(allLernaPackages, pkg => {
             return _.includes(updatedPackageNames, pkg.package.name);
         });
diff --git a/packages/typescript-typings/types/lerna-get-packages/index.d.ts b/packages/typescript-typings/types/lerna-get-packages/index.d.ts
deleted file mode 100644
index 0650a542c..000000000
--- a/packages/typescript-typings/types/lerna-get-packages/index.d.ts
+++ /dev/null
@@ -1,16 +0,0 @@
-declare interface LernaPackage {
-    location: string;
-    package: {
-        private?: boolean;
-        version: string;
-        name: string;
-        main?: string;
-        config?: {
-            additionalTsTypings?: string[];
-        };
-    };
-}
-declare function lernaGetPackages(path: string): LernaPackage[];
-declare module 'lerna-get-packages' {
-    export = lernaGetPackages;
-}