Add from_vunit_export.py utility

example_project/from_vunit_export.py

@@ -0,0 +1,51 @@
+"""
+Create a vhdl_ls.toml file from a VUnit --export-json file
+"""
+
+import argparse
+import json
+import toml
+from os.path import relpath, dirname, join
+from glob import glob
+
+
+def main():
+    parser = argparse.ArgumentParser("Create a vhdl_ls.toml file from a VUnit --export-json file")
+    parser.add_argument("json_file", nargs=1,
+                        help="The input .json file")
+    parser.add_argument("-o", "--output", default="vhdl_ls.toml",
+                        help="The output vhdl_ls.toml file")
+
+    args = parser.parse_args()
+
+    with open(args.json_file[0], "r") as fptr:
+        data = json.load(fptr)
+
+    libraries = {}
+    for source_file in data["files"]:
+        file_name = source_file["file_name"]
+        library_name = source_file["library_name"]
+
+        if not library_name in libraries:
+            libraries[library_name] = set()
+
+        libraries[library_name].add(file_name)
+
+    std_path = join(dirname(__file__), "vhdl_libraries", "2008", "std", "*.vhd")
+    libraries["std"] = glob(std_path)
+    assert libraries["std"], "Could not find STD library: %s" % std_path
+
+    ieee_path = join(dirname(__file__), "ghdl", "libraries", "ieee2008", "*.vhdl")
+    libraries["ieee"] = glob(ieee_path)
+    assert libraries["ieee"], "Could not find IEEE library %s, have you run setup.sh?" % ieee_path
+
+    with open(args.output, "w") as fptr:
+        for key in libraries:
+            libraries[key] = dict(files=[relpath(file_name, dirname(args.output))
+                                         for file_name in libraries[key]])
+        toml.dump(dict(libraries=libraries), fptr)
+
+
+
+if __name__ == "__main__":
+    main()