Initial commit

src/packagemanager/npm/createPackageManager.js

@@ -0,0 +1,83 @@
+import { commandArgumentScanner } from "./dependencyScanner/commandArgumentScanner.js";
+import { dryRunScanner } from "./dependencyScanner/dryRunScanner.js";
+import { nullScanner } from "./dependencyScanner/nullScanner.js";
+import { runNpm } from "./runNpmCommand.js";
+import {
+  getNpmCommandForArgs,
+  npmInstallCommand,
+  npmCiCommand,
+  npmInstallTestCommand,
+  npmInstallCiTestCommand,
+  npmUpdateCommand,
+  npmAuditCommand,
+  npmExecCommand,
+} from "./utils/npmCommands.js";
+
+export function createNpmPackageManager(version) {
+  const supportedScanners =
+    getMajorVersion(version) >= 22
+      ? npm22AndAboveSupportedScanners
+      : npm21AndBelowSupportedScanners;
+
+  function isSupportedCommand(args) {
+    const scanner = findDependencyScannerForCommand(supportedScanners, args);
+    return scanner.shouldScan(args);
+  }
+
+  function getDependencyUpdatesForCommand(args) {
+    const scanner = findDependencyScannerForCommand(supportedScanners, args);
+    return scanner.scan(args);
+  }
+
+  return {
+    getWarningMessage: () => warnForLimitedSupport(version),
+    runCommand: runNpm,
+    isSupportedCommand,
+    getDependencyUpdatesForCommand,
+  };
+}
+
+const npm22AndAboveSupportedScanners = {
+  [npmInstallCommand]: dryRunScanner(),
+  [npmUpdateCommand]: dryRunScanner(),
+  [npmCiCommand]: dryRunScanner(),
+  [npmAuditCommand]: dryRunScanner({
+    skipScanWhen: (args) => !args.includes("fix"),
+  }),
+  [npmExecCommand]: commandArgumentScanner({ ignoreDryRun: true }), // exec command doesn't support dry-run
+
+  // Running dry-run on install-test and install-ci-test will install & run tests.
+  // We only want to know if there are changes in the dependencies.
+  // So we run change the dry-run command to only check the install.
+  [npmInstallTestCommand]: dryRunScanner({ dryRunCommand: npmInstallCommand }),
+  [npmInstallCiTestCommand]: dryRunScanner({ dryRunCommand: npmCiCommand }),
+};
+
+const npm21AndBelowSupportedScanners = {
+  [npmInstallCommand]: commandArgumentScanner(),
+  [npmUpdateCommand]: commandArgumentScanner(),
+  [npmExecCommand]: commandArgumentScanner({ ignoreDryRun: true }), // exec command doesn't support dry-run
+};
+
+function warnForLimitedSupport(version) {
+  if (getMajorVersion(version) >= 22) {
+    return null;
+  }
+
+  return `Aikido-npm will only scan the arguments of the install command for Node.js version prior to version 22.
+Please update your Node.js version to 22 or higher for full coverage. Current version: v${version}`;
+}
+
+function getMajorVersion(version) {
+  return parseInt(version.split(".")[0]);
+}
+
+function findDependencyScannerForCommand(scanners, args) {
+  const command = getNpmCommandForArgs(args);
+  if (!command) {
+    return nullScanner();
+  }
+
+  const scanner = scanners[command];
+  return scanner ? scanner : nullScanner();
+}