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Stop returning None from getRetvalDeclarationForType and update documentation.

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This commit is contained in:
Ms2ger 2014-03-20 21:14:28 +01:00
parent 322893009d
commit 077243caa7
1 changed files with 7 additions and 13 deletions
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20
src/components/script/dom/bindings/codegen/CodegenRust.py
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@ -1195,13 +1195,11 @@ def typeNeedsCx(type, retVal=False):
def memberIsCreator(member):
return member.getExtendedAttribute("Creator") is not None
# Returns a tuple consisting of a CGThing containing the type of the return
# value, or None if there is no need for a return value, and a boolean signaling
# whether the return value is passed in an out parameter.
# Returns a CGThing containing the type of the return value.
def getRetvalDeclarationForType(returnType, descriptorProvider):
if returnType is None or returnType.isVoid():
# Nothing to declare
return None
return CGGeneric("()")
if returnType.isPrimitive() and returnType.tag() in builtinNames:
result = CGGeneric(builtinNames[returnType.tag()])
if returnType.nullable():
@ -2426,19 +2424,16 @@ class CGCallGenerator(CGThing):
call = CGList([call, CGWrapper(args, pre="(", post=");")])
if isFallible:
self.cgRoot.prepend(CGWrapper(result if result is not None else CGGeneric("()"),
self.cgRoot.prepend(CGWrapper(result,
pre="let result_fallible: Result<", post=",Error>;"))
if result is not None:
result = CGWrapper(result, pre="let result: ", post=";")
self.cgRoot.prepend(result)
result = CGWrapper(result, pre="let result: ", post=";")
self.cgRoot.prepend(result)
if isFallible:
call = CGWrapper(call, pre="result_fallible = ")
elif result is not None:
call = CGWrapper(call, pre="result = ")
else:
call = CGWrapper(call, pre="let _: () = ")
call = CGWrapper(call, pre="result = ")
call = CGWrapper(call)
self.cgRoot.append(call)
@ -2447,8 +2442,7 @@ class CGCallGenerator(CGThing):
self.cgRoot.append(CGGeneric("if result_fallible.is_err() {"))
self.cgRoot.append(CGIndenter(errorReport))
self.cgRoot.append(CGGeneric("}"))
if result is not None:
self.cgRoot.append(CGGeneric("result = result_fallible.unwrap();"))
self.cgRoot.append(CGGeneric("result = result_fallible.unwrap();"))
def define(self):
return self.cgRoot.define()