feat(flag): Add version flag (#3)

* feat(flag): Add version flag

Author: xmnlab

.github/workflows/conda-build.yaml

@@ -21,6 +21,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
 
     - uses: conda-incubator/setup-miniconda@v2
       with:

.github/workflows/main.yaml

@@ -37,6 +37,10 @@ jobs:
     - name: build using cmake
       run: make cmake-build
 
+    - name: test flags
+      run: |
+        bin/arx --version
+
     - name: lint
       run: |
         pre-commit install

.releaserc.json

@@ -20,6 +20,20 @@
               }
             ],
             "countMatches": true
+          },
+          {
+            "files": ["arx/src/arx.cpp"],
+            "from": "std::string ARX_VERSION = \".*\";  // semantic-release",
+            "to": "std::string ARX_VERSION = \"${nextRelease.version}\";  // semantic-release",
+            "results": [
+              {
+                "file": "arx/src/arx.cpp",
+                "hasChanged": true,
+                "numMatches": 1,
+                "numReplacements": 1
+              }
+            ],
+            "countMatches": true
           }
         ]
       }

arx/src/arx.cpp

@@ -14,6 +14,7 @@
 
 #include <cctype>
 #include <cstdio>
+#include <iostream>
 #include <map>
 #include <string>
 #include <vector>
@@ -30,8 +31,7 @@
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Transforms/Scalar.h"
 
-// using namespace llvm;
-// using namespace llvm::orc;
+std::string ARX_VERSION = "1.0.0";  // semantic-release
 
 //===----------------------------------------------------------------------===//
 // Lexer
@@ -1433,7 +1433,14 @@ extern "C" DLLEXPORT double printd(double X) {
 // Main driver code.
 //===----------------------------------------------------------------------===//
 
-int main() {
+int main(int argc, const char* argv[]) {
+  for (int i = 0; i < argc; ++i) {
+    if (std::string(argv[i]) == "--version") {
+      std::cout << "arx version: " << ARX_VERSION << std::endl;
+      return 0;
+    }
+  }
+
   llvm::InitializeNativeTarget();
   llvm::InitializeNativeTargetAsmPrinter();
   llvm::InitializeNativeTargetAsmParser();