jq

[{"name": "apple", "price": 10}, {"name": "orange", "price": 20}]

jq '.[] | select(.["name"] | test("oran.*")) | {(.["name"]): .["price"]}'
#              │                │             │          └─ object construction
#              │                │             └─ expression keys need to be parenthesized
#              │                └─ regex match returns boolean
#              └─ select values where conditional is true

{"orange": 20}