Add storage and visualization features as required features

Author: rewinfrey

languages/tree-sitter-stack-graphs-ruby/Cargo.toml

@@ -13,7 +13,7 @@ edition = "2018"
 [[bin]]
 name = "tree-sitter-stack-graphs-ruby"
 path = "rust/bin.rs"
-required-features = ["cli"]
+required-features = ["cli", "storage", "visualization"]
 
 [lib]
 path = "rust/lib.rs"
@@ -26,10 +26,15 @@ harness = false
 
 [features]
 cli = ["anyhow", "clap", "tree-sitter-stack-graphs/cli"]
+storage = ["rusqlite", "serde"]
+visualization = ["serde", "serde_json"]
 
 [dependencies]
 anyhow = { version = "1.0", optional = true }
 clap = { version = "4", optional = true }
+rusqlite = { version = "0.28", optional=true, features = ["bundled", "functions"] }
+serde = { version="1.0", optional=true, features = ["derive"] }
+serde_json = { version="1.0", optional=true }
 tree-sitter-stack-graphs = { version = "0.6.0", path = "../../tree-sitter-stack-graphs" }
 tree-sitter-ruby = "0.20.0"