Move safe-chain package to packages/safe-chain

packages/safe-chain/src/packagemanager/yarn/parsing/parsePackagesFromArguments.js

@@ -0,0 +1,104 @@
+export function parsePackagesFromArguments(args) {
+  const changes = [];
+  let defaultTag = "latest";
+
+  for (let i = 1; i < args.length; i++) {
+    const arg = args[i];
+    const option = getOption(arg);
+
+    if (option) {
+      // If the option has a parameter, skip the next argument as well
+      i += option.numberOfParameters;
+
+      continue;
+    }
+
+    const packageDetails = parsePackagename(arg, defaultTag);
+    if (packageDetails) {
+      changes.push(packageDetails);
+    }
+  }
+
+  return changes;
+}
+
+function getOption(arg) {
+  if (isOptionWithParameter(arg)) {
+    return {
+      name: arg,
+      numberOfParameters: 1,
+    };
+  }
+
+  // Arguments starting with "-" or "--" are considered options
+  // except for "--package=" which contains the package name
+  if (arg.startsWith("-")) {
+    return {
+      name: arg,
+      numberOfParameters: 0,
+    };
+  }
+
+  return undefined;
+}
+
+function isOptionWithParameter(arg) {
+  const optionsWithParameters = [
+    "--use-yarnrc",
+    "--link-folder",
+    "--global-folder",
+    "--modules-folder",
+    "--preferred-cache-folder",
+    "--cache-folder",
+    "--mutex",
+    "--cwd",
+    "--proxy",
+    "--https-proxy",
+    "--registry",
+    "--network-concurrency",
+    "--network-timeout",
+    "--scripts-prepend-node-path",
+    "--otp",
+  ];
+
+  return optionsWithParameters.includes(arg);
+}
+
+function parsePackagename(arg, defaultTag) {
+  // format can be --package=name@version
+  // in that case, we need to remove the --package= part
+  if (arg.startsWith("--package=")) {
+    arg = arg.slice(10);
+  }
+
+  arg = removeAlias(arg);
+
+  // Split at the last "@" to separate the package name and version
+  const lastAtIndex = arg.lastIndexOf("@");
+
+  let name, version;
+  // The index of the last "@" should be greater than 0
+  // If the index is 0, it means the package name starts with "@" (eg: "@vercel/otel")
+  if (lastAtIndex > 0) {
+    name = arg.slice(0, lastAtIndex);
+    version = arg.slice(lastAtIndex + 1);
+  } else {
+    name = arg;
+    version = defaultTag; // No tag specified (eg: "http-server"), use the default tag
+  }
+
+  return {
+    name,
+    version,
+  };
+}
+
+function removeAlias(arg) {
+  // removes the alias.
+  // Eg.: server@npm:http-server@latest becomes http-server@latest
+  const aliasIndex = arg.indexOf("@npm:");
+  if (aliasIndex !== -1) {
+    return arg.slice(aliasIndex + 5);
+  }
+  return arg;
+}