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Add oneway:conditional profile code comment.

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Lev Dragunov 2017-02-17 14:41:00 +03:00 committed by Patrick Niklaus
parent 67ae86882a
commit a0e7bab598
1 changed files with 7 additions and 1 deletions
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8
profiles/lib/handlers.lua
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@ -398,9 +398,15 @@ function Handlers.handle_oneway(way,result,data,profile)
elseif profile.oneway_handling == 'specific' then
oneway = Tags.get_value_by_prefixed_sequence(way,profile.restrictions,'oneway')
elseif profile.oneway_handling == 'conditional' then
oneway = Tags.get_value_by_prefixed_sequence(way,profile.restrictions,'oneway') or way:get_value_by_key("oneway")
-- Following code assumes that `oneway` and `oneway:conditional` tags have opposite values and takes weakest (always `no`).
-- So if we will have:
-- oneway=yes, oneway:conditional=no @ (condition1)
-- oneway=no, oneway:conditional=yes @ (condition2)
-- condition1 will be always true and condition2 will be always false.
if way:get_value_by_key("oneway:conditional") then
oneway = "no"
else
oneway = Tags.get_value_by_prefixed_sequence(way,profile.restrictions,'oneway') or way:get_value_by_key("oneway")
end
end