Option<T> | T or panic | | expect(self, msg: &str)
unwrap(self)
|
Option<T> | T | TA default value
| unwrap_or(self, default: T)
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Option<T> | T | F: Fn() -> TA function to compute the default value
| unwrap_or_else(self, f: F)
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Option<T> | T | | unwrap_or_default(self)
|
Option<T> | U | UA default value
F: Fn(T) -> UA function to compute the new value given the old one
| map_or(self, default: U, f: F)
|
Option<T> | U | D: Fn() -> UA function to compute a default value
F: Fn(T) -> UA function to compute the new value given the old one
| map_or_else(self, default: D, f: F)
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Option<T> | Option<T> | Option<T>Another Option
| or(self, optb: Option<U>)
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Option<T> | Option<T> | F: Fn() -> Option<T>A function to compute another Option
| or_else(self, f: F)
|
Option<T> | Option<T> | P: Fn(&T) -> boolA predicate taking a reference to the current value
| filter(self, predicate: P)
|
Option<T> | Option<T> | Option<T>Another Option
| xor(self, optb: Option<T>)
|
Option<T> | Option<U> | F: Fn(T) -> UA function to compute the new value given the old one
| map(self, f: F)
|
Option<T> | Option<U> | Option<U>Another Option
| and(self, optb: Option<U>)
|
Option<T> | Option<U> | F: Fn(T) -> Option<U>A function to compute a new Option given the current value
| and_then(self, f: F)
|
Option<T> | Result<T, E> | EAn error value
| ok_or(self, err: E)
|
Option<T> | Result<T, E> | F: Fn() -> EA function to compute an error value
| ok_or_else(self, err: F)
|
Option<Result<T, E>> | Result<Option<T>, E> | | transpose(self)
|
Option<Option<T>> | Option<T> | | flatten(self)
|
Result<T, E> | T or panic | | unwrap(self)
expect(self, msg: &str)
|
Result<T, E> | T | TA default value
| unwrap_or(self, default: T)
|
Result<T, E> | T | F: Fn(E) -> TA function to compute a value given the current error
| unwrap_or_else(self, op: F)
|
Result<T, E> | T | | unwrap_or_default(self)
|
Result<T, E> | E or panic | | unwrap_err(self)
expect_err(self, msg: &str)
|
Result<T, E> | U | UA default value
F: Fn(T) -> UA function to compute the new value given the old one
| map_or(self, default: U, f: F)
|
Result<T, E> | U | D: Fn(E) -> UA function to compute a default value given the error value
F: Fn(T) -> UA function to compute the new value given the old one
| map_or_else(self, default: D, f: F)
|
Result<T, E> | Option<T> | | ok(self)
|
Result<T, E> | Option<E> | | err(self)
|
Result<T, E> | Result<U, E> | F: Fn(T) -> UA function to compute the new value given the old one
| map(self, f: F)
|
Result<T, E> | Result<U, E> | Result<U, E>Another Result
| and(self, res: Result<U, E>)
|
Result<T, E> | Result<U, E> | F: Fn(T) -> Result<U, E>A function to compute another Result given the current value
| and_then(self, op: F)
|
Result<T, E> | Result<T, F> | O: Fn(E) -> FA function to compute a new error value given the old error value
| map_err(self, op: D)
|
Result<T, E> | Result<T, F> | Result<T, F>Another Result
| or(self, res: Result<T, F>)
|
Result<T, E> | Result<T, F> | O: Fn(E) -> Result<T, F>A function to compute another Result given the current error
| or_else(self, op: O)
|
Result<Option<T>, E> | Option<Result<T, E>> | | transpose(self)
|