def execute(self, context):
ast = self.ast
# If self.ast is not an SL2 screen, run it using renpy.display.screen.use_screen.
if ast is None:
self.execute_use_screen(context)
return
# Otherwise, run it directly.
ctx = SLContext(context)
try:
if self.args:
args, kwargs = self.args.evaluate(context.scope)
else:
args = [ ]
kwargs = { }
except:
if not context.predicting:
raise
args = [ ]
kwargs = { }
if ast.parameters is not None:
scope = ast.parameters.apply(args, kwargs, ignore_errors=context.predicting)
else:
if args:
raise Exception("Screen {} does not take positional arguments. ({} given)".format(self.target, len(args)))
scope = context.scope.copy()
scope.update(kwargs)
scope["_scope"] = scope
ctx.scope = scope
# Use a call-site specific cache. (Otherwise, two uses of the same screen would
# be sharing cache locations.
cache = context.cache.get(self.serial, None)
if cache is None:
context.cache[self.serial] = cache = { }
ctx.cache = cache
# Run the child screen.
ast.execute(ctx)
@addToClass(ast.OpNode)
def execute(self):
args = [c.execute() for c in self.children]
if len(args) == 1:
args.insert(0, 0)
return reduce(ops[self.op], args)
@addToClass(ast.AssignNode)
def execute(self):
vars[self.children[0].tok] = self.children[1].execute()
@addToClass(ast.PrintNode)
def execute(self):
print(self.children[0].execute())
@addToClass(ast.WhileNode)
def execute(self):
while (self.children[0].execute()):
self.children[1].execute()
if __name__ == "__main__":
prog = open(sys.argv[1]).read()
ast = parse(prog)
ast.execute()
def execute(self, context):
ast = self.ast
# If self.ast is not an SL2 screen, run it using renpy.display.screen.use_screen.
if ast is None:
self.execute_use_screen(context)
return
# Otherwise, run the use statement directly.
# Figure out the cache to use.
# True if we want to force-mark this as an update.
update = False
if (not context.predicting) and self.id:
# If we have an id, look it up in the current screen's use_cache.
current_screen = renpy.display.screen.current_screen()
use_id = (self.target, eval(self.id, context.globals,
context.scope))
cache = current_screen.use_cache.get(use_id, None)
if cache is not None:
update = True
else:
if cache is None:
cache = context.cache.get(self.serial, None)
if cache is None:
cache = {}
context.cache[self.serial] = cache
current_screen.use_cache[use_id] = cache
else:
# Otherwise, look up the cache based on the statement's location.
cache = context.cache.get(self.serial, None)
if cache is None:
context.cache[self.serial] = cache = {}
# Evaluate the arguments.
try:
if self.args:
args, kwargs = self.args.evaluate(context.scope)
else:
args = []
kwargs = {}
except:
if not context.predicting:
raise
args = []
kwargs = {}
# Apply the arguments to the parameters (if present) or to the scope of the used screen.
if ast.parameters is not None:
new_scope = ast.parameters.apply(args,
kwargs,
ignore_errors=context.predicting)
scope = cache.get("scope", None)
if scope is None:
scope = cache["scope"] = new_scope
else:
scope.update(new_scope)
else:
if args:
raise Exception(
"Screen {} does not take positional arguments. ({} given)".
format(self.target, len(args)))
scope = context.scope.copy()
scope.update(kwargs)
scope["_scope"] = scope
# Run the child screen.
ctx = SLContext(context)
ctx.scope = scope
ctx.cache = cache
if update:
ctx.updating = True
ast.execute(ctx)
def execute(self, context):
ast = self.ast
# If self.ast is not an SL2 screen, run it using renpy.display.screen.use_screen.
if ast is None:
self.execute_use_screen(context)
return
# Otherwise, run the use statement directly.
# Figure out the cache to use.
# True if we want to force-mark this as an update.
update = False
if (not context.predicting) and self.id:
# If we have an id, look it up in the current screen's use_cache.
current_screen = renpy.display.screen.current_screen()
use_id = (self.target, eval(self.id, context.globals, context.scope))
cache = current_screen.use_cache.get(use_id, None)
if cache is not None:
update = True
else:
if cache is None:
cache = context.cache.get(self.serial, None)
if cache is None:
cache = { }
context.cache[self.serial] = cache
current_screen.use_cache[use_id] = cache
else:
# Otherwise, look up the cache based on the statement's location.
cache = context.cache.get(self.serial, None)
if cache is None:
context.cache[self.serial] = cache = { }
# Evaluate the arguments.
try:
if self.args:
args, kwargs = self.args.evaluate(context.scope)
else:
args = [ ]
kwargs = { }
except:
if not context.predicting:
raise
args = [ ]
kwargs = { }
# Apply the arguments to the parameters (if present) or to the scope of the used screen.
if ast.parameters is not None:
new_scope = ast.parameters.apply(args, kwargs, ignore_errors=context.predicting)
scope = cache.get("scope", None)
if scope is None:
scope = cache["scope"] = new_scope
else:
scope.update(new_scope)
else:
if args:
raise Exception("Screen {} does not take positional arguments. ({} given)".format(self.target, len(args)))
scope = context.scope.copy()
scope.update(kwargs)
scope["_scope"] = scope
# Run the child screen.
ctx = SLContext(context)
ctx.scope = scope
ctx.cache = cache
if update:
ctx.updating = True
ast.execute(ctx)