Initial community commit

1 files changed, 60 insertions, 0 deletions

diff --git a/vcpkg_version_finder.py b/vcpkg_version_finder.py
new file mode 100644
index 00000000..71b01c22
--- /dev/null
+++ b/vcpkg_version_finder.py
@@ -0,0 +1,60 @@
+from pathlib import Path
+import json
+import sys
+
+if (sys.version_info.major, sys.version_info.minor) < (3, 6):
+    raise TypeError("at least python 3.6 is required for this script")
+
+if len(sys.argv) > 1:
+    PKG_NAME = sys.argv[1]
+else:
+    raise TypeError("package name must be passed")
+
+if len(sys.argv) > 2:
+    VCPKG_PATH = Path(sys.argv[2])
+else:
+    print("no vcpkg path has been passed. Assuming vcpkg root is on the same level as this script file")
+    VCPKG_PATH = Path(__file__).parent / 'vcpkg'
+
+if len(sys.argv) > 3:
+    print("the argumnets after the second one are ignored")
+
+
+if not VCPKG_PATH.exists():
+    raise FileNotFoundError(f"dir does not exist: {VCPKG_PATH}")
+
+VERSIONS_PATH = VCPKG_PATH / 'versions'
+if not VERSIONS_PATH.exists():
+    raise FileNotFoundError(f"dir does not exist: {VERSIONS_PATH}")
+
+PKG_VERSION_PATH = VERSIONS_PATH / (PKG_NAME[0] + '-')
+if not PKG_VERSION_PATH.exists():
+    raise FileNotFoundError(f"dir does not exist: {PKG_VERSION_PATH}")
+
+PKG_VERSION_JSON_PATHNAME = PKG_VERSION_PATH / (PKG_NAME + '.json')
+if not PKG_VERSION_JSON_PATHNAME.exists:
+    raise FileNotFoundError(f"dir does not exist: {PKG_VERSION_JSON_PATHNAME}")
+
+
+print(f'reading versions from {PKG_VERSION_JSON_PATHNAME}')
+with open(PKG_VERSION_JSON_PATHNAME) as f:
+    pkg_versions_file = json.load(f)
+    info_list = pkg_versions_file["versions"]
+
+    versions_list = []
+    for info in info_list:
+        if "version-string" in info:
+            versions_list.append(info["version-string"])
+        elif "version" in info:
+            versions_list.append(info["version"])
+        elif "version-date" in info:
+            versions_list.append(info["version-date"])
+        elif "version-semver" in info:
+            versions_list.append(info["version-semver"])
+        else:
+            raise KeyError(info)
+                
+    versions_set = sorted(set(versions_list), reverse=True)
+
+    for version in versions_set:
+        print(version)
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