feat: sync ruby --brew (#3577)

Fixes #2129

docs/.vitepress/cli_commands.ts

@@ -239,6 +239,9 @@ export const commands: { [key: string]: Command } = {
       python: {
         hide: false,
       },
+      ruby: {
+        hide: false,
+      },
     },
   },
   tasks: {

docs/cli/index.md

@@ -107,6 +107,7 @@ Show extra output (use -vv for even more)
 - [`mise sync <SUBCOMMAND>`](/cli/sync.md)
 - [`mise sync node [FLAGS]`](/cli/sync/node.md)
 - [`mise sync python [--pyenv] [--uv]`](/cli/sync/python.md)
+- [`mise sync ruby [--brew]`](/cli/sync/ruby.md)
 - [`mise tasks [FLAGS] [TASK] <SUBCOMMAND>`](/cli/tasks.md)
 - [`mise tasks deps [--hidden] [--dot] [TASKS]...`](/cli/tasks/deps.md)
 - [`mise tasks edit [-p --path] <TASK>`](/cli/tasks/edit.md)

docs/cli/sync.md

@@ -9,3 +9,4 @@ Synchronize tools from other version managers with mise
 
 - [`mise sync node [FLAGS]`](/cli/sync/node.md)
 - [`mise sync python [--pyenv] [--uv]`](/cli/sync/python.md)
+- [`mise sync ruby [--brew]`](/cli/sync/ruby.md)

docs/cli/sync/ruby.md

@@ -0,0 +1,20 @@
+# `mise sync ruby`
+
+- **Usage**: `mise sync ruby [--brew]`
+- **Source code**: [`src/cli/sync/ruby.rs`](https://github.com/jdx/mise/blob/main/src/cli/sync/ruby.rs)
+
+Symlinks all ruby tool versions from an external tool into mise
+
+## Flags
+
+### `--brew`
+
+Get tool versions from Homebrew
+
+Examples:
+
+```
+brew install ruby
+mise sync ruby --brew
+mise use -g ruby - Use the latest version of Ruby installed by Homebrew
+```

mise.usage.kdl

@@ -1237,6 +1237,15 @@ This won't overwrite any existing installs but will overwrite any existing symli
         flag "--pyenv" help="Get tool versions from pyenv"
         flag "--uv" help="Sync tool versions with uv (2-way sync)"
     }
+    cmd "ruby" help="Symlinks all ruby tool versions from an external tool into mise" {
+        after_long_help r"Examples:
+
+    $ brew install ruby
+    $ mise sync ruby --brew
+    $ mise use -g ruby - Use the latest version of Ruby installed by Homebrew
+"
+        flag "--brew" help="Get tool versions from Homebrew"
+    }
 }
 cmd "tasks" help="Manage tasks" {
     alias "t"

src/cli/sync/mod.rs

@@ -3,6 +3,7 @@ use eyre::Result;
 
 mod node;
 mod python;
+mod ruby;
 
 #[derive(Debug, clap::Args)]
 #[clap(about = "Synchronize tools from other version managers with mise")]
@@ -15,13 +16,15 @@ pub struct Sync {
 enum Commands {
     Node(node::SyncNode),
     Python(python::SyncPython),
+    Ruby(ruby::SyncRuby),
 }
 
 impl Commands {
     pub fn run(self) -> Result<()> {
         match self {
             Self::Node(cmd) => cmd.run(),
             Self::Python(cmd) => cmd.run(),
+            Self::Ruby(cmd) => cmd.run(),
         }
     }
 }

src/cli/sync/node.rs

@@ -19,7 +19,7 @@ pub struct SyncNode {
 }
 
 #[derive(Debug, clap::Args)]
-#[group(required = true)]
+#[group(required = true, multiple = true)]
 pub struct SyncNodeType {
     /// Get tool versions from Homebrew
     #[clap(long)]

src/cli/sync/ruby.rs

@@ -0,0 +1,65 @@
+use std::path::PathBuf;
+
+use eyre::Result;
+use itertools::sorted;
+
+use crate::{backend, cmd, config, dirs, file};
+
+/// Symlinks all ruby tool versions from an external tool into mise
+#[derive(Debug, clap::Args)]
+#[clap(verbatim_doc_comment, after_long_help = AFTER_LONG_HELP)]
+pub struct SyncRuby {
+    #[clap(flatten)]
+    _type: SyncRubyType,
+}
+
+#[derive(Debug, clap::Args)]
+#[group(required = true, multiple = true)]
+pub struct SyncRubyType {
+    /// Get tool versions from Homebrew
+    #[clap(long)]
+    brew: bool,
+}
+
+impl SyncRuby {
+    pub fn run(self) -> Result<()> {
+        if self._type.brew {
+            self.run_brew()?;
+        }
+        Ok(())
+    }
+
+    fn run_brew(&self) -> Result<()> {
+        let ruby = backend::get(&"ruby".into()).unwrap();
+
+        let brew_prefix = PathBuf::from(cmd!("brew", "--prefix").read()?).join("opt");
+        let installed_versions_path = dirs::INSTALLS.join("ruby");
+
+        file::remove_symlinks_with_target_prefix(&installed_versions_path, &brew_prefix)?;
+
+        let subdirs = file::dir_subdirs(&brew_prefix)?;
+        for entry in sorted(subdirs) {
+            if entry.starts_with(".") {
+                continue;
+            }
+            if !entry.starts_with("ruby@") {
+                continue;
+            }
+            let v = entry.trim_start_matches("ruby@");
+            if ruby.create_symlink(v, &brew_prefix.join(&entry))?.is_some() {
+                miseprintln!("Synced ruby@{} from Homebrew", v);
+            }
+        }
+
+        config::rebuild_shims_and_runtime_symlinks(&[])
+    }
+}
+
+static AFTER_LONG_HELP: &str = color_print::cstr!(
+    r#"<bold><underline>Examples:</underline></bold>
+
+    $ <bold>brew install ruby</bold>
+    $ <bold>mise sync ruby --brew</bold>
+    $ <bold>mise use -g ruby</bold> - Use the latest version of Ruby installed by Homebrew
+"#
+);

src/file.rs

@@ -288,7 +288,7 @@ pub fn dir_subdirs(dir: &Path) -> Result<BTreeSet<String>> {
     for entry in dir.read_dir()? {
         let entry = entry?;
         let ft = entry.file_type()?;
-        if ft.is_dir() || (ft.is_symlink() && entry.path().read_link()?.is_dir()) {
+        if ft.is_dir() || (ft.is_symlink() && entry.path().is_dir()) {
             output.insert(entry.file_name().into_string().unwrap());
         }
     }

xtasks/fig/src/mise.ts

@@ -2350,6 +2350,21 @@ const completionSpec: Fig.Spec = {
                             "isRepeatable": false
                         }
                     ]
+                },
+                {
+                    "name": [
+                        "ruby"
+                    ],
+                    "description": "Symlinks all ruby tool versions from an external tool into mise",
+                    "options": [
+                        {
+                            "name": [
+                                "--brew"
+                            ],
+                            "description": "Get tool versions from Homebrew",
+                            "isRepeatable": false
+                        }
+                    ]
                 }
             ]
         },