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ParseError

Enum ParseError 

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pub enum ParseError {
    UnexpectedToken {
        expected: String,
        found: TokenKind,
    },
    UnexpectedEof,
    InvalidDeclaration(String),
    InvalidType(String),
    InvalidAssertArgs {
        macro_name: String,
        arg_count: usize,
    },
    AssertNotFunctionMacro {
        macro_name: String,
    },
    NestedAssertNotSupported,
    MacroEndNotFound,
}
Expand description

パースエラー(Phase 3 で拡張)

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UnexpectedToken

予期しないトークン

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§expected: String
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UnexpectedEof

予期しないファイル終端

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InvalidDeclaration(String)

宣言エラー

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InvalidType(String)

型エラー

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InvalidAssertArgs

assert マクロの引数数が不正

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§macro_name: String
§arg_count: usize
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AssertNotFunctionMacro

assert マクロがオブジェクトマクロとして呼ばれた

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§macro_name: String
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NestedAssertNotSupported

入れ子の assert はサポートされない

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MacroEndNotFound

MacroEnd が見つからない

Trait Implementations§

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impl Debug for ParseError

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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 Display for ParseError

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

Formats the value using the given formatter. 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> 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> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. 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.