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error[E0061]: this method takes 2 arguments but 1 argument was supplied
--> $DIR/issue-3044.rs:3:23
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LL | needlesArr.iter().fold(|x, y| {
| _______________________^^^^-
LL | |
LL | | });
| |______- argument #2 is missing
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note: method defined here
--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
help: provide the argument
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LL | needlesArr.iter().fold(|x, y| {
LL |
LL ~ }, /* f */);
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error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0061`.
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