convert tasks.py to justfile (#36)

* convert tasks.py to justfile

* install just in pipelines

* remove virtualenv traces

* move just install

.ci/Dockerfile

@@ -5,7 +5,7 @@ RUN apt-get update && \
 COPY llvm.list /etc/apt/sources.list.d/
 RUN apt-get update && \
 	apt-get install -y sudo && \
-	apt-get install -y python3 python3-pip && \
+	apt-get install -y python3 && \
 	apt-get install -y clang binutils && \
 	apt-get install -y llvm-8-dev && \
 	apt-get install -y zlib1g-dev

.gitignore

@@ -4,6 +4,4 @@ target/
 docs/build/
 # Binaries for spec tests
 specbin/
-a.out
-# Python virtual env for `invoke`
-venv/
+a.out

README.md

@@ -36,7 +36,7 @@ You can also mess around with constant strings:
 ## Building and Testing
 
 The main build is performed by `cargo`. For running the functional
-tests and benchmarks you'll need Python. The suggested process is to
+tests and benchmarks you'll need Python and to `cargo install just`. The suggested process is to
 use the `build.sh` script:
 
  * `$ ./build.sh` will build the compiler `target/release/ullage`.

azure-pipelines.yaml

@@ -17,7 +17,7 @@ jobs:
         export PATH=/usr/local/bin:$PATH             # Local bin (brew)
         source ~/.cargo/env
         export LLVM_SYS_80_PREFIX=/usr/local/opt/llvm
-        pip3 install virtualenv
+        cargo install just
         ./build.sh test
       displayName: './build.sh test'
 - job: Linux
@@ -27,16 +27,14 @@ jobs:
   steps:
     - script: |
         python3 --version
-        pip3 --version
-        pip3 install virtualenv
         export PATH=${PATH}:~/.local/bin/
-        virtualenv --version
-      displayName: Virtualenv Install
+      displayName: Python
     - script: "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs -o rustup.sh && sh rustup.sh -y"
       displayName: Rustup
     - script: |
         source ~/.cargo/env
         export PATH=${PATH}:~/.local/bin/
         export LLVM_SYS_80_PREFIX=/usr/lib/llvm-8
+        cargo install just
         ./build.sh test
       displayName: './build.sh test'

build.sh

@@ -10,16 +10,5 @@ function check_for()
 }
 
 check_for python3
-check_for pip3
-check_for virtualenv
 
-if [ ! -d ${DIR}/venv ]
-then
-	# make sure to use a Python3 interpreter
-	virtualenv -p python3 venv
-fi
-
-source ${DIR}/venv/bin/activate
-pip3 install -r ${DIR}/requirements.txt
-
-invoke "$@"
+just "$@"

docs/00-getting-started.md

@@ -3,6 +3,7 @@
 This is only known to work on my machine at the moment. I'm running macOS and stable Rust If you'd still like to give it a go then make sure you have:
 
  * Rust - to compile the compiler
+ * Just - to run help commands
  * Python - to run the functional tests
  * Clang - Used to link the output to create the final executables.
 

justfile

@@ -0,0 +1,35 @@
+build:
+    cargo build --release
+
+test: build
+    cargo test
+    python3 specs.py
+
+clean:
+    rm -f a.out
+    rm -rf specbin/
+    cargo clean
+
+docs:
+    cd docs/; docket
+
+clippy:
+    cargo clippy
+
+bench opt_level="3": build
+    #!/usr/bin/env python3
+    import os
+    import glob
+    import subprocess
+    
+    for bench in glob.glob("spec/bench/*.ulg"):
+        output = bench.lstrip('spec/').rstrip('.ulg')
+        output = os.path.join("specbin", "bench", output)
+        try:
+            os.makedirs(os.path.dirname(output))
+        except OSError:
+            pass
+        print("bench={0}, output={1}, opt={2}".format(bench, output, {{opt_level}}))
+        subprocess.call("target/release/ullage {0} -O{1} -o {2}"
+                .format(bench, {{opt_level}}, output))
+        subprocess.call("time {0}".format(output))