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Add a return type to parse_string. (#10438)

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And set the required attribute in a few places which will error if
a parameter is not provided.
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Patrick Cloke 2021-07-21 09:47:56 -04:00 • committed by GitHub
parent 2d89c66b88
commit 5db118626b
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13 changed files with 86 additions and 45 deletions
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synapse/streams/config.py
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@ -47,20 +47,22 @@ class PaginationConfig:
) -> "PaginationConfig":
direction = parse_string(request, "dir", default="f", allowed_values=["f", "b"])
from_tok = parse_string(request, "from")
to_tok = parse_string(request, "to")
from_tok_str = parse_string(request, "from")
to_tok_str = parse_string(request, "to")
try:
if from_tok == "END":
from_tok = None
if from_tok_str == "END":
from_tok = None # For backwards compat.
elif from_tok:
from_tok = await StreamToken.from_string(store, from_tok)
elif from_tok_str:
from_tok = await StreamToken.from_string(store, from_tok_str)
except Exception:
raise SynapseError(400, "'from' parameter is invalid")
try:
if to_tok:
to_tok = await StreamToken.from_string(store, to_tok)
to_tok = None
if to_tok_str:
to_tok = await StreamToken.from_string(store, to_tok_str)
except Exception:
raise SynapseError(400, "'to' parameter is invalid")