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from typing import List, Union
from pydecor import export
from pyGHDL.dom.Type import IntegerType, SubType
from pyVHDLModel.VHDLModel import (
GenericInterfaceItem,
NamedEntity,
PortInterfaceItem,
WithDefaultExpression,
)
from pyGHDL import GHDLBaseException
from pyGHDL.dom.Misc import Document, Design, Library
from pyGHDL.dom.DesignUnit import (
Entity,
Architecture,
Package,
PackageBody,
Configuration,
Context,
)
from pyGHDL.dom.Object import Constant, Signal
from pyGHDL.dom.InterfaceItem import (
GenericConstantInterfaceItem,
PortSignalInterfaceItem,
)
from pyGHDL.dom.Symbol import (
SimpleSubTypeSymbol,
ConstrainedSubTypeSymbol,
)
StringBuffer = List[str]
@export
class PrettyPrintException(GHDLBaseException):
pass
@export
class PrettyPrint:
# _buffer: StringBuffer
#
# def __init__(self):
# self._buffer = []
def formatDesign(self, design: Design, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}Libraries:".format(prefix=prefix))
for library in design.Libraries:
for line in self.formatLibrary(library, level + 1):
buffer.append(line)
buffer.append("{prefix}Documents:".format(prefix=prefix))
for document in design.Documents:
buffer.append(
"{prefix}- Path: '{doc!s}':".format(doc=document.Path, prefix=prefix)
)
for line in self.formatDocument(document, level + 1):
buffer.append(line)
return buffer
def formatLibrary(self, library: Library, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}Entities:".format(prefix=prefix))
for entity in library.Entities:
for line in self.formatEntity(entity, level + 1):
buffer.append(line)
buffer.append("{prefix}Architectures:".format(prefix=prefix))
for architecture in library.Architectures:
for line in self.formatArchitecture(architecture, level + 1):
buffer.append(line)
buffer.append("{prefix}Packages:".format(prefix=prefix))
for package in library.Packages:
for line in self.formatPackage(package, level + 1):
buffer.append(line)
buffer.append("{prefix}PackageBodies:".format(prefix=prefix))
for packageBodies in library.PackageBodies:
for line in self.formatPackageBody(packageBodies, level + 1):
buffer.append(line)
buffer.append("{prefix}Configurations:".format(prefix=prefix))
for configuration in library.Configurations:
for line in self.formatConfiguration(configuration, level + 1):
buffer.append(line)
buffer.append("{prefix}Contexts:".format(prefix=prefix))
for context in library.Contexts:
for line in self.formatContext(context, level + 1):
buffer.append(line)
return buffer
def formatDocument(self, document: Document, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}Entities:".format(prefix=prefix))
for entity in document.Entities:
for line in self.formatEntity(entity, level + 1):
buffer.append(line)
buffer.append("{prefix}Architectures:".format(prefix=prefix))
for architecture in document.Architectures:
for line in self.formatArchitecture(architecture, level + 1):
buffer.append(line)
buffer.append("{prefix}Packages:".format(prefix=prefix))
for package in document.Packages:
for line in self.formatPackage(package, level + 1):
buffer.append(line)
buffer.append("{prefix}PackageBodies:".format(prefix=prefix))
for packageBodies in document.PackageBodies:
for line in self.formatPackageBody(packageBodies, level + 1):
buffer.append(line)
buffer.append("{prefix}Configurations:".format(prefix=prefix))
for configuration in document.Configurations:
for line in self.formatConfiguration(configuration, level + 1):
buffer.append(line)
buffer.append("{prefix}Contexts:".format(prefix=prefix))
for context in document.Contexts:
for line in self.formatContext(context, level + 1):
buffer.append(line)
return buffer
def formatEntity(self, entity: Entity, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}- Name: {name}".format(name=entity.Name, prefix=prefix))
buffer.append("{prefix} Generics:".format(prefix=prefix))
for generic in entity.GenericItems:
for line in self.formatGeneric(generic, level + 1):
buffer.append(line)
buffer.append("{prefix} Ports:".format(prefix=prefix))
for port in entity.PortItems:
for line in self.formatPort(port, level + 1):
buffer.append(line)
buffer.append("{prefix} Declared:".format(prefix=prefix))
for item in entity.DeclaredItems:
for line in self.formatDeclaredItems(item, level + 1):
buffer.append(line)
return buffer
def formatArchitecture(
self, architecture: Architecture, level: int = 0
) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append(
"{prefix}- Name: {name}".format(name=architecture.Name, prefix=prefix)
)
buffer.append(
"{prefix} Entity: {entity}".format(
entity=architecture.Entity.SymbolName, prefix=prefix
)
)
buffer.append("{prefix} Declared:".format(prefix=prefix))
for item in architecture.DeclaredItems:
for line in self.formatDeclaredItems(item, level + 2):
buffer.append(line)
return buffer
def formatPackage(self, package: Package, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}- Name: {name}".format(name=package.Name, prefix=prefix))
buffer.append("{prefix} Declared:".format(prefix=prefix))
for item in package.DeclaredItems:
for line in self.formatDeclaredItems(item, level + 1):
buffer.append(line)
return buffer
def formatPackageBody(
self, packageBody: PackageBody, level: int = 0
) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append(
"{prefix}- Name: {name}".format(name=packageBody.Name, prefix=prefix)
)
buffer.append("{prefix} Declared:".format(prefix=prefix))
for item in packageBody.DeclaredItems:
for line in self.formatDeclaredItems(item, level + 1):
buffer.append(line)
return buffer
def formatConfiguration(
self, configuration: Configuration, level: int = 0
) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append(
"{prefix}- Name: {name}".format(name=configuration.Name, prefix=prefix)
)
return buffer
def formatContext(self, context: Context, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append("{prefix}- Name: {name}".format(name=context.Name, prefix=prefix))
return buffer
def formatGeneric(
self, generic: Union[NamedEntity, GenericInterfaceItem], level: int = 0
) -> StringBuffer:
if isinstance(generic, GenericConstantInterfaceItem):
return self.formatGenericConstant(generic, level)
else:
raise PrettyPrintException(
"Unhandled generic kind for generic '{name}'.".format(name=generic.Name)
)
def formatPort(
self, port: Union[NamedEntity, PortInterfaceItem], level: int = 0
) -> StringBuffer:
if isinstance(port, PortSignalInterfaceItem):
return self.formatPortSignal(port, level)
else:
raise PrettyPrintException(
"Unhandled port kind for port '{name}'.".format(name=port.Name)
)
def formatGenericConstant(
self, generic: GenericConstantInterfaceItem, level: int = 0
) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append(
"{prefix} - {name} : {mode!s} {subtypeindication}{initialValue}".format(
prefix=prefix,
name=generic.Name,
mode=generic.Mode,
subtypeindication=self.formatSubtypeIndication(
generic.SubType, "generic", generic.Name
),
initialValue=self.formatInitialValue(generic),
)
)
return buffer
def formatPortSignal(
self, port: PortSignalInterfaceItem, level: int = 0
) -> StringBuffer:
buffer = []
prefix = " " * level
buffer.append(
"{prefix} - {name} : {mode!s} {subtypeindication}{initialValue}".format(
prefix=prefix,
name=port.Name,
mode=port.Mode,
subtypeindication=self.formatSubtypeIndication(
port.SubType, "port", port.Name
),
initialValue=self.formatInitialValue(port),
)
)
return buffer
def formatDeclaredItems(self, item, level: int = 0) -> StringBuffer:
buffer = []
prefix = " " * level
if isinstance(item, Constant):
buffer.append(
"{prefix}- constant {name} : {subtype} := {expr}".format(
prefix=prefix,
name=item.Name,
subtype=self.formatSubtypeIndication(
item.SubType, "constant", item.Name
),
expr=str(item.DefaultExpression),
)
)
elif isinstance(item, Signal):
buffer.append(
"{prefix}- signal {name} : {subtype}{initValue}".format(
prefix=prefix,
name=item.Name,
subtype=self.formatSubtypeIndication(
item.SubType, "signal", item.Name
),
initValue=" := {expr}".format(expr=str(item.DefaultExpression))
if item.DefaultExpression is not None
else "",
)
)
elif isinstance(item, IntegerType):
buffer.append(
"{prefix}- type {name} is range {range}".format(
prefix=prefix,
name=item.Name,
range="{left!s} to {right!s}".format(
left=item.LeftBound, right=item.RightBound
),
)
)
elif isinstance(item, SubType):
buffer.append(
"{prefix}- subtype {name} is ?????".format(
prefix=prefix,
name=item.Name,
)
)
else:
raise PrettyPrintException("Unhandled declared item kind.")
return buffer
def formatSubtypeIndication(self, subTypeIndication, entity: str, name: str) -> str:
if isinstance(subTypeIndication, SimpleSubTypeSymbol):
return "{type}".format(type=subTypeIndication.SymbolName)
elif isinstance(subTypeIndication, ConstrainedSubTypeSymbol):
ranges = [str(c.Range) for c in subTypeIndication.Constraints]
constraints = ", ".join(ranges)
return "{type}({constraints})".format(
type=subTypeIndication.SymbolName, constraints=constraints
)
else:
raise PrettyPrintException(
"Unhandled constraint kind for {entity} '{name}'.".format(
entity=entity, name=name
)
)
def formatInitialValue(self, item: WithDefaultExpression) -> str:
if item.DefaultExpression is None:
return ""
return " := {expr!s}".format(expr=item.DefaultExpression)
|
