feat: barebones dependency conversion

package.json

@@ -30,12 +30,14 @@
     "@commitlint/cli": "17.8.0",
     "@commitlint/config-conventional": "17.8.0",
     "fs-extra": "11.1.1",
-    "husky": "8.0.3"
+    "husky": "8.0.3",
+    "lodash": "4.17.21"
   },
   "devDependencies": {
     "@types/chai": "4.3.5",
     "@types/fs-extra": "11.0.1",
     "@types/glob": "8.1.0",
+    "@types/lodash": "4.17.13",
     "@types/mocha": "10.0.1",
     "@types/mock-fs": "4.13.1",
     "@types/node": "20.8.6",

src/createPackage.ts

@@ -3,6 +3,7 @@ import { execSync } from 'child_process';
 import { copySolidityFiles } from './copySolidityFiles';
 import { PackageJson } from './types';
 import { createReadmeAndLicense } from './createReadmeAndLicense';
+import { parseGitmodulesDependencies } from './parseGitmodulesDependencies';
 import { ExportType } from './constants';
 
 export const createPackage = (
@@ -25,12 +26,14 @@ export const createPackage = (
   // Read and copy the input package.json
   const inputPackageJson = fse.readJsonSync('./package.json');
   if (!inputPackageJson) throw new Error('package.json not found');
+  const gitDependencies = parseGitmodulesDependencies();
   // Create custom package.json in the export directory
   const packageJson: PackageJson = {
     name: packageFullName,
     version: inputPackageJson.version,
     dependencies: {
       ...inputPackageJson.dependencies,
+      ...gitDependencies,
     },
   };
   fse.writeJsonSync(`${destinationDir}/package.json`, packageJson, { spaces: 4 });

src/parseGitmodulesDependencies.ts

@@ -0,0 +1,23 @@
+import { chunk } from 'lodash';
+import fse from 'fs-extra';
+
+export const parseGitmodulesDependencies = (): { [key: string]: string } => {
+  let iniAsStr;
+  try {
+    iniAsStr = fse.readFileSync('./.gitmodules', { encoding: 'utf8' });
+  } catch {
+    return {};
+  }
+  const matches = [...iniAsStr.matchAll(/(?:path|url) = (.*)/g)].map(regexMatch => regexMatch[1]);
+  if (matches.length == 0) return {};
+
+  // this assumes .gitmodules to be well formed, same amount of paths and urls
+  const dependencyPairs = chunk(matches, 2);
+
+  // and path is always before url
+  const dependencyObject = dependencyPairs.reduce<{ [key: string]: string }>((acc, curr) => {
+    acc[curr[0].replace('lib/', '')] = curr[1];
+    return acc;
+  }, {});
+  return dependencyObject;
+};

test/unit/parseGitmodulesDependencies.spec.ts

@@ -0,0 +1,56 @@
+import { expect } from 'chai';
+import mock from 'mock-fs';
+import { parseGitmodulesDependencies } from '../../src/parseGitmodulesDependencies';
+
+describe('parseGitmodulesDependencies', () => {
+  before(() => {
+    mock.restore();
+  });
+  after(() => {
+    mock.restore();
+  });
+  describe('with no gitmodules file', function () {
+    before(() => {
+      mock({
+        '.gitmodules': '',
+      });
+    });
+    it('should return an empty dependency list', function () {
+      const parsedDependencies = parseGitmodulesDependencies();
+      expect(parsedDependencies).to.deep.eq({});
+    });
+  });
+  describe('with an empty file', function () {
+    before(() => {
+      mock({
+        '.gitmodules': '',
+      });
+    });
+    it('should return an empty dependency list', function () {
+      const parsedDependencies = parseGitmodulesDependencies();
+      expect(parsedDependencies).to.deep.eq({});
+    });
+  });
+  describe('with a file with several dependencies', function () {
+    before(() => {
+      mock({
+        '.gitmodules': `
+      [submodule "lib/forge-std"]
+        path = lib/forge-std
+        url = https://github.com/foundry-rs/forge-std
+      [submodule "lib/openzeppelin-contracts"]
+        path = lib/openzeppelin-contracts
+        url = https://github.com/OpenZeppelin/openzeppelin-contracts
+      `,
+      });
+    });
+    it('should be able to parse them', function () {
+      const parsedDependencies = parseGitmodulesDependencies();
+      expect(parsedDependencies['forge-std']).to.eq('https://github.com/foundry-rs/forge-std');
+      expect(parsedDependencies['openzeppelin-contracts']).to.eq(
+        'https://github.com/OpenZeppelin/openzeppelin-contracts',
+      );
+      expect(Object.keys(parsedDependencies)).to.have.length(2);
+    });
+  });
+});