Openapi.arg.at: def of ezmcp@0.1.0.0
Import: import ezmcp@0.1.0.0/src/openapi.bend as Openapi
Lines 1065-1070 of ezmcp@0.1.0.0/src/openapi.bend: https://jend.leeeet.dev/read.txt?path=ezmcp@0.1.0.0/src/openapi.bend&start_line=1065&end_line=1070

import Base
import emerging-ezjson@1.2.0.0/src/value.bend as Value

def arg.at(has: Bool, +val: Value.Json) -> Maybe<&2, Value.Json>:
  match has:
    case True{}:
      Bool.pick(Maybe<&2, Value.Json>, is_null(val), None{}, Some{val})
    case False{}:
      None{}

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=emerging-ezjson@1.3.0.0/src/value.bend&name=Json
  https://jend.leeeet.dev/definition.txt?path=ezmcp@0.1.0.0/src/openapi.bend&name=is_null