refactor: re-export rand/rand_distr from core

Author: molpopgen

forrustts-core/Cargo.toml

@@ -13,8 +13,8 @@ keywords = ["simulation", "tree_sequences", "tskit", "population_genetics"]
 
 [dependencies]
 thiserror = "1.0"
-# NOTE: automagically adds rand as a cargo feature
-rand = { version = "0.8.5", optional = true }
+rand = { version = "0.8.5" }
+rand_distr = "0.4.3"
 
 [dev-dependencies]
 proptest = "1.1.0"

forrustts-core/src/lib.rs

@@ -4,11 +4,13 @@
 #![warn(rustdoc::broken_intra_doc_links)]
 #![cfg_attr(doc_cfg, feature(doc_cfg))]
 
+pub use rand;
+pub use rand_distr;
+
 use thiserror::Error;
 
 mod position;
 pub mod prelude;
-#[cfg(feature = "rand")]
 mod rand_position;
 mod time;
 

forrustts-genetics/Cargo.toml

@@ -12,6 +12,4 @@ keywords = ["simulation", "tree_sequences", "tskit", "population_genetics"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-forrustts-core = { version = "0.1.0", path = "../forrustts-core", features = ["rand"]}
-rand = "0.8.5"
-rand_distr = "0.4.3"
+forrustts-core = { version = "0.1.0", path = "../forrustts-core" }

forrustts-genetics/src/genetic_maps.rs

@@ -1,5 +1,7 @@
+use crate::rand::Rng;
+use crate::rand_distr;
+
 use forrustts_core::Position;
-use rand::Rng;
 
 /// Breakpoint positions from crossover events
 ///

forrustts-genetics/src/lib.rs

@@ -1,5 +1,8 @@
 //! Core types for genetics
 
+use forrustts_core::rand;
+use forrustts_core::rand_distr;
+
 mod genetic_maps;
 
 pub use genetic_maps::BernoulliCrossover;

forrustts-genetics/tests/test_genetic_maps.rs

@@ -1,3 +1,4 @@
+use forrustts_core::rand;
 use rand::SeedableRng;
 
 use forrustts_core::Position;