Separate parsing utils into new test-case-utils crate (#114)

Cargo.toml

@@ -23,7 +23,7 @@ doctest    = false
 path       = "src/lib.rs"
 
 [dependencies]
-test-case-macros = { version = "2.2.1", path = "crates/test-case-macros", default-features = false }
+test-case-macros = { version = "2.2.2", path = "crates/test-case-macros", default-features = false }
 regex = { version = "1.5", optional = true }
 
 [dev-dependencies]

crates/test-case-core/Cargo.toml

@@ -0,0 +1,29 @@
+[package]
+name          = "test-case-core"
+version       = "2.2.2"
+edition       = "2018"
+authors       = ["Marcin Sas-Szymanski <marcin.sas-szymanski@anixe.pl>", "Wojciech Polak <frondeus@gmail.com>", "Łukasz Biel <lukasz.p.biel@gmail.com>"]
+description   = "Provides core functionality for parsing #[test_case(...)] procedural macro attribute for generating parametrized test cases easily"
+keywords      = ["test", "case", "tests", "unit", "testing"]
+categories    = ["development-tools", "development-tools::testing"]
+readme        = "../../README.md"
+license       = "MIT"
+repository    = "https://github.com/frondeus/test-case"
+documentation = "https://docs.rs/test-case"
+
+[features]
+with-regex = []
+
+[badges]
+maintenance = { status = "actively-developed" }
+
+[lib]
+doctest    = false
+path       = "src/lib.rs"
+
+[dependencies]
+cfg-if           = "1.0"
+proc-macro2      = { version = "1.0", features = [] }
+proc-macro-error = "1.0"
+quote            = "1.0"
+syn              = { version = "1.0", features = ["full", "extra-traits"] }

crates/test-case-core/src/lib.rs

@@ -0,0 +1,10 @@
+use proc_macro2::TokenStream as TokenStream2;
+
+mod comment;
+mod complex_expr;
+mod expr;
+mod modifier;
+mod test_case;
+mod utils;
+
+pub use test_case::TestCase;

crates/test-case-macros/Cargo.toml

@@ -10,10 +10,9 @@ readme        = "../../README.md"
 license       = "MIT"
 repository    = "https://github.com/frondeus/test-case"
 documentation = "https://docs.rs/test-case"
-exclude       = ["tests/snapshots/**/*"]
 
 [features]
-with-regex = []
+with-regex = ["test-case-core/with-regex"]
 
 [badges]
 maintenance = { status = "actively-developed" }
@@ -24,8 +23,8 @@ proc-macro = true
 path       = "src/lib.rs"
 
 [dependencies]
-cfg-if           = "1.0"
 proc-macro2      = { version = "1.0", features = [] }
 proc-macro-error = "1.0"
 quote            = "1.0"
 syn              = { version = "1.0", features = ["full", "extra-traits"] }
+test-case-core = { version = "2.2.2", path = "../test-case-core", default-features = false }

crates/test-case-macros/src/lib.rs

@@ -4,18 +4,10 @@ use proc_macro::TokenStream;
 
 use syn::{parse_macro_input, ItemFn};
 
-use proc_macro2::TokenStream as TokenStream2;
 use quote::quote;
 use syn::parse_quote;
 use syn::spanned::Spanned;
-use test_case::TestCase;
-
-mod comment;
-mod complex_expr;
-mod expr;
-mod modifier;
-mod test_case;
-mod utils;
+use test_case_core::TestCase;
 
 /// Generates tests for given set of data
 ///