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Concept

sml_pattern

Enum Concept 

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pub enum Concept {

Show 19 variants    Lit,
    Class,
    Alt,
    Group,
    Seq,
    Use,
    Until,
    Times,
    Optional,
    Name,
    Regex,
    Min,
    Max,
    Digit,
    Alpha,
    Space,
    Word,
    Any,
    Eol,

}
Expand description

与语言无关的内部语义。任何书写形式都先映射到它，再由它驱动编译。

Variants§

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Lit

字面量：字面 / lit

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Class

字符类：类 / class

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Alt

选择：任一 / alt

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Group

内联组：组 / group

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Seq

序列：序列 / seq

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Use

引用另一规则：用 / use

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Until

推进直到：直到 / until

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Times

量词：次 / times

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Optional

可选：可选 / optional

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Name

命名捕获：名 / name

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Regex

regex 逃生舱：正则 / regex

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Min

最小 / min

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Max

最大 / max

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Digit

数字 / digit

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Alpha

字母 / alpha（含汉字）

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Space

空白 / space

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Word

字 / word

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Any

任意 / any

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Eol

行尾 / eol

Trait Implementations§

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impl Clone for Concept

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fn clone(&self) -> Concept

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Copy for Concept

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impl Debug for Concept

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Eq for Concept

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impl PartialEq for Concept

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fn eq(&self, other: &Concept) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for Concept

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.