def emitType(self, gen):
# Redundant calls to emitType have no effect.
if self.builder is not None: return
log.write('emit', 'emitType class ', self, self.name)
from CLR import System
flags = gen.TypeAttributes.Public
if self.flags.abstract:
flags |= gen.TypeAttributes.Abstract
if self.flags.sealed:
flags |= gen.TypeAttributes.Sealed
# Be sure everybody gets their builders built.
self.baseClass.emitType(gen)
for iface in self.baseInterfaces:
iface.emitType(gen)
ifaces = util.toTypedArray(System.Type, [iface.builder for iface in self.baseInterfaces])
assert self.baseClass is not None, self
assert self.baseClass.builder is not None, self.baseClass
assert None not in ifaces, self.baseInterfaces
self.builder = gen.module.DefineType(self.name, flags, self.baseClass.builder, ifaces)
def emitType(self, gen):
if self.builder is not None: return
log.write('emit', 'emitType iface ', self, self.name)
flags = gen.TypeAttributes.Interface | gen.TypeAttributes.Abstract | gen.TypeAttributes.Public
ifaces = util.toTypedArray(System.Type, [iface.builder for iface in self.bases])
self.builder = gen.module.DefineType(self.name, flags, None, ifaces)
def emitCode(self, gen):
log.write('emit', 'emitCode class ', self, self.name)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitCode(subGen)
self.builder.CreateType()
def semantic(self, scope):
localScope = Scope(parent=scope)
newBody = []
for child in self.children:
newBody.append(child.semantic(localScope))
log.write('semantic', 'BlockStatement.semantic:\n\t%r\n\t%r' % (child, newBody[-1]))
return BlockStatement(newBody)
def emitDeclaration(self, gen):
from nine.codegenerator import CodeGenerator
if self.__emitDecls: return
self.__emitDecls = True
log.write('emit', 'emitDeclaration iface ', self, self.name)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitDeclaration(subGen)
def emitCode(self, gen):
from nine.codegenerator import CodeGenerator
log.write('emit', 'emitCode func', self, self.name)
assert self.builder is not None, (self, self.name, self.klass)
subGen = CodeGenerator(gen)
subGen.ilGen = self.builder.GetILGenerator()
subGen.methodBuilder = self.builder
if not self.flags.abstract:
self.body.emitCode(subGen)
subGen.ilGen.Emit(subGen.opCodes.Ret)
def emitDeclaration(self, gen):
from CLR import System
if self.builder is not None: return
log.write('emit', 'emitDeclaration func ', self, self.name, self.flags)
params = System.Array.CreateInstance(System.Type, len(self.params))
for index, param in enumerate(self.params):
type = param.type
assert type is not None, "Internal error: type deduction isn't quite there yet."
assert type.builder is not None
params[index] = type.builder
flagMap = {
'static' : gen.MethodAttributes.Static,
'virtual' : gen.MethodAttributes.Virtual,
'override' : gen.MethodAttributes.Virtual,
'abstract' : gen.MethodAttributes.Abstract | gen.MethodAttributes.Virtual,
'sealed' : gen.MethodAttributes.Final,
'newslot' : gen.MethodAttributes.NewSlot, # TODO: eradicate
}
flags = gen.MethodAttributes.Public
for flag in self.flags:
flags |= flagMap[flag]
if self.klass is None:
flags |= gen.MethodAttributes.Static
self.builder = gen.typeBuilder.DefineMethod(
self.name,
flags,
self.returnType.builder,
params
)
def emitDeclaration(self, gen):
from CLR.System.Reflection.Emit import CustomAttributeBuilder
if self.__declsBuilt: return
self.__declsBuilt = True
log.write('emit', 'emitDeclaration class ', self, self.name)
for attr in self.attributes:
ctorInfo = attr.className.builder.GetConstructor([])
attrBuilder = CustomAttributeBuilder(ctorInfo, [])
self.builder.SetCustomAttribute(attrBuilder)
# Be sure base classes get their stuff done before us.
self.baseClass.emitDeclaration(gen)
for iface in self.baseInterfaces:
iface.emitDeclaration(gen)
subGen = CodeGenerator(gen)
subGen.typeBuilder = self.builder
for decl in self.body.decls:
decl.emitDeclaration(subGen)
def emitCode(self, gen):
log.write('emit', 'emitType iface ', self, self.name)
# Interfaces have no method implementations, so just bake it.
self.builder.CreateType()
