pub enum Tone {
None,
Grave,
Acute,
HookAbove,
Tilde,
DotBelow,
}
Tone (thanh điệu), which also called "accent", lists all possible
tones in Vietnamese.
These tones are:
Tone | Example |
None | a |
Grave | à |
Acute | á |
Hook above | ả |
Tilde | ã |
Dot below | ạ |
Get tone from a char ch
.
In case of ch
is non-toned, Tone::None
is returned.
assert_eq!(Tone::get_tone('á'), Tone::Acute);Run
Add a tone tone
to char ch
.
In case of ch
is non-toned, the original ch
is returned.
assert_eq!(Tone::add_tone('á', Tone::Tilde), 'ã');Run
Clear the tone in ch
. Return the result and the old tone.
In case of non-toned ch
, the original ch
is returned
with Tone::None
.
assert_eq!(Tone::clear_tone('á'), ('a', Tone::Acute));Run
This method tests for self
and other
values to be equal, and is used by ==
. Read more
This method tests for !=
.
Formats the value using the given formatter. Read more
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Immutably borrows from an owned value. Read more
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Mutably borrows from an owned value. Read more