parallel-letter-frequency, tournament, word-count: Use Entry#or_insert
#155
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This drastically shortens the function, avoiding the need to `match` on the `Entry` cases. This seems good to make the example more idiomatic.
This drastically shortens the `count` function and result collection loop in `frequency`, avoiding the need to `match` on the `Entry` cases. This seems good to make the example more idiomatic.
This drastically shortens the function, avoiding the need to `match` on the `Entry` cases. This seems good to make the example more idiomatic.
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travis didn't pick this up for testing. kicking it. |
This drastically shortens the function, avoiding the need to `match` on the `Entry` cases. This seems good to make the example more idiomatic.
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I also decided to make the change for |
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These are definitely more like the solutions I see being submitted. |
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These shorten the functions by removing the need to match on the
Entrycases.This seems good to make the examples more idiomatic.
Note the exercises that still match on
Entrycases but were not changed by this PR:grade-school: I judged that pushing an element onto the vector then sorting it was sufficiently different from creating a vector with a single element. I can be convinced otherwise.or_insertdoesn't make sense.