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Only check for unknown dependencies once

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This commit is contained in:
jesopo 2019-05-26 20:27:17 +01:00
parent a9a9878de0
commit 2a93a8f1dd
1 changed files with 14 additions and 6 deletions
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20
src/ModuleManager.py
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@ -19,8 +19,10 @@ class ModuleNotLoadedWarning(ModuleWarning):
pass
class ModuleDependencyNotFulfilled(ModuleException):
def __init__(self, message, dependency):
ModuleException.__init__(self, message)
def __init__(self, module, dependency):
ModuleException.__init__(self, "Dependency for %s not fulfilled: %s"
% (module, dependency))
self.module = module
self.dependency = dependency
class ModuleType(enum.Enum):
@ -155,9 +157,8 @@ class ModuleManager(object):
dependencies = definition.get_dependencies()
for dependency in dependencies:
if not dependency in self.modules:
raise ModuleDependencyNotFulfilled(
"Dependency for %s not fulfilled: %s" %
(definition.name, dependency) ,dependency)
raise ModuleDependencyNotFulfilled(definition.name,
dependency)
for hashflag, value in definition.hashflags:
if hashflag == "ignore":
@ -235,6 +236,12 @@ class ModuleManager(object):
definition_dependencies = {
d.name: d.get_dependencies() for d in definitions}
for name, deps in definition_dependencies.items():
for dep in deps:
if not dep in definition_dependencies:
# unknown dependency!
raise ModuleDependencyNotFulfilled(name, dep)
while definition_dependencies:
changed = False
@ -256,7 +263,8 @@ class ModuleManager(object):
for name, deps in definition_dependencies.items():
for dep_name in deps:
if name in definition_dependencies[dep_name]:
self.log.warn("Circular dependencies: %s<->%s",
self.log.warn(
"Circular dependencies detected: %s<->%s",
[name, dep_name])
# snap a circular dependence
deps.remove(dep_name)