move shared build-limits into subcrate

Cargo.toml

@@ -56,6 +56,7 @@ url = { version = "2.1.1", features = ["serde"] }
 walkdir = "2"
 
 [dependencies]
+docs_rs_build_limits = { path = "crates/lib/docs_rs_build_limits" }
 docs_rs_build_queue = { path = "crates/lib/docs_rs_build_queue" }
 docs_rs_cargo_metadata = { path = "crates/lib/docs_rs_cargo_metadata" }
 docs_rs_database = { path = "crates/lib/docs_rs_database" }

crates/lib/docs_rs_build_limits/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "docs_rs_build_limits"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+anyhow = { workspace = true }
+docs_rs_env_vars = { path = "../docs_rs_env_vars" }
+docs_rs_types = { path = "../docs_rs_types" }
+futures-util = { workspace = true }
+serde = { workspace = true}
+sqlx = { workspace = true }
+tracing = { workspace = true }
+
+[dev-dependencies]
+docs_rs_database = { path = "../docs_rs_database", features = ["testing"] }
+docs_rs_opentelemetry = { path = "../docs_rs_opentelemetry", features = ["testing"] }
+docs_rs_types = { path = "../docs_rs_types", features = ["testing"] }
+tokio = { workspace = true }
+

crates/lib/docs_rs_build_limits/src/config.rs

@@ -0,0 +1,14 @@
+use docs_rs_env_vars::maybe_env;
+
+#[derive(Debug, Default)]
+pub struct Config {
+    pub(crate) build_default_memory_limit: Option<usize>,
+}
+
+impl Config {
+    pub fn from_environment() -> anyhow::Result<Self> {
+        Ok(Self {
+            build_default_memory_limit: maybe_env("DOCSRS_BUILD_DEFAULT_MEMORY_LIMIT")?,
+        })
+    }
+}

crates/lib/docs_rs_build_limits/src/lib.rs

@@ -0,0 +1,10 @@
+mod config;
+mod limits;
+mod overrides;
+
+pub use config::Config;
+pub use limits::Limits;
+pub use overrides::Overrides;
+
+/// Maximum number of targets allowed for a crate to be documented on.
+pub const DEFAULT_MAX_TARGETS: usize = 10;