add version info to cli and IR

.bumpversion.cfg

@@ -6,3 +6,6 @@ search = {current_version}
 
 [bumpversion:file:CHANGELOG.md]
 search = Next Release
+
+[bumpversion:file:hvcc/version.py]
+search = {current_version}

CHANGELOG.md

@@ -14,6 +14,7 @@ Features:
 * Use pydantic to validate and access HeavyLang and HeavyIR objects
 * Allow loading external generator python module @eu-ch
 * Meta: additional global setting to automatically set `HV_SIMD_NONE`
+* Add version info to cli and IR result.
 
 Bugfixes:
 

hvcc/__init__.py

@@ -42,6 +42,7 @@
 )
 from hvcc.types.IR import IRGraph
 from hvcc.types.meta import Meta
+from hvcc.version import VERSION
 
 
 class Colours:
@@ -461,6 +462,13 @@ def main() -> bool:
     parser.add_argument(
         "--copyright",
         help="A string indicating the owner of the copyright.")
+    parser.add_argument(
+        "-V",
+        "--version",
+        action='version',
+        help="Print version and exit.",
+        version=VERSION
+    )
     args = parser.parse_args()
 
     in_path = os.path.abspath(args.in_path)

hvcc/types/IR.py

@@ -7,6 +7,7 @@
 from typing import Dict, List, Optional, Union
 
 from hvcc.types.Lang import LangLetType
+from hvcc.version import VERSION
 
 
 # IR Object Definitions
@@ -126,6 +127,7 @@ class IRSignal(BaseModel):
 
 
 class IRGraph(BaseModel):
+    version: str = VERSION
     name: IRName
     objects: Dict[str, IRObjectdict] = {}
     init: IRInit

hvcc/version.py

@@ -0,0 +1 @@
+VERSION = "0.12.1"