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|
#!/usr/bin/env python3
from sys import argv
from sys import exit as sysexit
from pathlib import Path
from textwrap import dedent
from pydecor import export
from pyGHDL import GHDLBaseException
from pyGHDL.libghdl import LibGHDLException
from pyGHDL.dom import DOMException
from pyGHDL.dom.NonStandard import Design, Document
from pyGHDL.dom.formatting.prettyprint import PrettyPrint, PrettyPrintException
__all__ = []
__api__ = __all__
@export
class Application:
_design: Design
def __init__(self):
self._design = Design()
def addFile(self, filename: Path, library: str):
lib = self._design.GetLibrary(library)
document = Document(filename)
self._design.AddDocument(document, lib)
def prettyPrint(self):
PP = PrettyPrint()
buffer = []
buffer.append("Design:")
for line in PP.formatDesign(self._design, 1):
buffer.append(line)
print("\n".join(buffer))
document: Document = self._design.Documents[0]
print()
print(
"libghdl processing time: {: 5.3f} us".format(
document.LibGHDLProcessingTime * 10 ** 6
)
)
print(
"DOM translation time: {:5.3f} us".format(
document.DOMTranslationTime * 10 ** 6
)
)
def handleException(ex):
if isinstance(ex, PrettyPrintException):
print("PP:", ex)
return 0
elif isinstance(ex, DOMException):
print("DOM:", ex)
ex2 = ex.__cause__
if ex2 is not None:
for message in ex2.InternalErrors:
print("libghdl: {message}".format(message=message))
return 0
return 4
elif isinstance(ex, LibGHDLException):
print("LIB:", ex)
for message in ex.InternalErrors:
print(" {message}".format(message=message))
return 3
elif isinstance(ex, GHDLBaseException):
print("GHDL:", ex)
return 2
else:
print(
"Fatal: An unhandled exception has reached to the top-most exception handler."
)
return 1
def main(items=argv[1:]):
_exitcode = 0
if len(items) < 1:
print("Please, provide the files to be analyzed as CLI arguments.")
print("Using <testsuite/pyunit/SimpleEntity.vhdl> for demo purposes.\n")
items = ["testsuite/pyunit/Current.vhdl"]
for item in items:
try:
app = Application()
app.addFile(Path(item), "default_lib")
app.prettyPrint()
except GHDLBaseException as ex:
_exitcode = handleException(ex)
except Exception as ex:
print(
dedent(
"""\
Fatal: An unhandled exception has reached to the top-most exception handler.
Exception: {name}
""".format(
name=ex.__class__.__name__
)
)
)
if isinstance(ex, ValueError):
print(" Message: {msg}".format(msg=str(ex)))
if ex.__cause__ is not None:
print("Cause: {msg}".format(msg=str(ex.__cause__)))
return _exitcode
if __name__ == "__main__":
sysexit(main())
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