impl Integer for i128 and u128

Author: cuviper

.travis.yml

@@ -1,6 +1,8 @@
 language: rust
 rust:
   - 1.8.0
+  - 1.15.0
+  - 1.20.0
   - stable
   - beta
   - nightly

Cargo.toml

@@ -15,9 +15,10 @@ readme = "README.md"
 all-features = true
 
 [dependencies.num-traits]
-version = "0.2.0"
+version = "0.2.3"
 default-features = false
 
 [features]
 default = ["std"]
-std = []
+i128 = ["num-traits/i128"]
+std = ["num-traits/std"]

README.md

@@ -36,6 +36,8 @@ default-features = false
 There is no functional difference with and without `std` at this time, but
 there may be in the future.
 
+Implementations for `i128` and `u128` are only available when `i128` is enabled.
+
 ## Releases
 
 Release notes are available in [RELEASES.md](RELEASES.md).

ci/rustup.sh

@@ -5,7 +5,7 @@
 set -ex
 
 export TRAVIS_RUST_VERSION
-for TRAVIS_RUST_VERSION in 1.8.0 stable beta nightly; do
+for TRAVIS_RUST_VERSION in 1.8.0 1.15.0 1.20.0 stable beta nightly; do
     run="rustup run $TRAVIS_RUST_VERSION"
     $run cargo build --verbose
     $run $PWD/ci/test_full.sh

ci/test_full.sh

@@ -11,3 +11,9 @@ cargo test --verbose
 # test `no_std`
 cargo build --verbose --no-default-features
 cargo test --verbose --no-default-features
+
+# test `i128`
+if [[ "$TRAVIS_RUST_VERSION" =~ ^(nightly|beta|stable)$ ]]; then
+    cargo build --verbose --features=i128
+    cargo test --verbose --features=i128
+fi

src/lib.rs

@@ -503,6 +503,8 @@ impl_integer_for_isize!(i16, test_integer_i16);
 impl_integer_for_isize!(i32, test_integer_i32);
 impl_integer_for_isize!(i64, test_integer_i64);
 impl_integer_for_isize!(isize, test_integer_isize);
+#[cfg(feature = "i128")]
+impl_integer_for_isize!(i128, test_integer_i128);
 
 macro_rules! impl_integer_for_usize {
     ($T:ty, $test_mod:ident) => (
@@ -675,6 +677,8 @@ impl_integer_for_usize!(u16, test_integer_u16);
 impl_integer_for_usize!(u32, test_integer_u32);
 impl_integer_for_usize!(u64, test_integer_u64);
 impl_integer_for_usize!(usize, test_integer_usize);
+#[cfg(feature = "i128")]
+impl_integer_for_usize!(u128, test_integer_u128);
 
 /// An iterator over binomial coefficients.
 pub struct IterBinomial<T> {