Add circle CI configuration files.

.circleci/Xargo.toml

@@ -0,0 +1,2 @@
+[target.x86_64-unknown-linux-gnu.dependencies]
+alloc = {}

.circleci/config.yml

@@ -0,0 +1,93 @@
+version: 2.1
+
+executors:
+  rust-nightly-executor:
+    docker:
+        - image: rustlang/rust:nightly
+  rust-executor:
+    docker:
+        - image: rust:latest
+
+
+jobs:
+  check-fmt:
+    executor: rust-executor
+    steps:
+      - checkout
+      - run:
+          name: install rustfmt
+          command: rustup component add rustfmt
+      - run:
+          name: check formatting
+          command: cargo fmt -- --check
+  build-native:
+    executor: rust-executor
+    steps:
+      - checkout
+      - run:
+          name: build --no-default-feature
+          command: cargo build --no-default-features;
+      - run:
+          name: build (default features)
+          command: cargo build;
+      - run:
+          name: build --all-features
+          command: cargo build --all-features
+      - run:
+          name: build nalgebra-glm
+          command: cargo build -p nalgebra-glm --all-features
+      - run:
+          name: build nalgebra-lapack
+          command: cargo build -p nalgebra-lapack --feature netlib
+  build-wasm:
+    executor: rust-executor
+    steps:
+      - checkout
+      - run:
+          name: install cargo-web
+          command: cargo install -f cargo-web;
+      - run:
+          name: build --all-features
+          command: cargo web build --verbose --target wasm32-unknown-unknown;
+      - run:
+          name: build nalgebra-glm
+          command: cargo build -p nalgebra-glm --all-features
+  build-no-std:
+    executor: rust-executor
+    steps:
+      - checkout
+      - run:
+          name: install xargo
+          command: cargo install -f xargo;
+      - run:
+          name: build
+          command: xargo build --verbose --no-default-features --target=x86_64-unknown-linux-gnu;
+      - run:
+          name: build --features alloc
+          command: cp '.circleci/Xargo.toml .'; xargo build --verbose --no-default-features --features alloc --target=x86_64-unknown-linux-gnu;
+  build-nightly:
+    executor: rust-nightly-executor
+    steps:
+      - checkout
+      - run:
+          name: build --all-features
+          command: cargo build --all-features
+
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - check-fmt
+      - build-native:
+          requires:
+            - check-fmt
+      - build-wasm:
+          requires:
+            - check-fmt
+      - build-no-std:
+          requires:
+            - check-fmt
+      - build-nightly:
+          requires:
+            - check-fmt