Enum ASTParseDiagnostic

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pub enum ASTParseDiagnostic {
    UnexpectedToken(Option<SourceLocation>),
    UnmatchedParenthesis(Option<SourceLocation>),
    InvalidVariableName(Option<SourceLocation>),
    UnsupportedStructure(Option<SourceLocation>),
    MissingStructure(Option<SourceLocation>, String),
    InvalidSyntax(Option<SourceLocation>, String),
}
Expand description

AST 解析诊断信息类型。

封装语法分析过程中可能出现的各种错误类型。

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UnexpectedToken(Option<SourceLocation>)

意外的 Token。

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UnmatchedParenthesis(Option<SourceLocation>)

括号不匹配。

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InvalidVariableName(Option<SourceLocation>)

无效的变量名。

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UnsupportedStructure(Option<SourceLocation>)

不支持的语法结构。

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MissingStructure(Option<SourceLocation>, String)

缺少必要的语法结构。

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InvalidSyntax(Option<SourceLocation>, String)

无效的语法。

Trait Implementations§

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impl Clone for ASTParseDiagnostic

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fn clone(&self) -> ASTParseDiagnostic

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ASTParseDiagnostic

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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 Diagnostic for ASTParseDiagnostic

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fn severity(&self) -> ReportSeverity

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fn title(&self) -> String

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fn message(&self) -> String

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fn location(&self) -> Option<SourceLocation>

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fn help(&self) -> Option<String>

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fn copy(&self) -> Box<dyn Diagnostic>

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fn format_report(&self) -> String

默认的格式化方法,将诊断信息转换为彩色的、人类可读的字符串。 Read more

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> IntoDiagnosticBox for T
where T: Diagnostic + 'static,

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fn into_diagnostic_box(self) -> Box<dyn Diagnostic>

转换为 Box<dyn Diagnostic>
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fn severity(&self) -> ReportSeverity

获取诊断对象的严重级别
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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 = Infallible

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

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.