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AnalysisError

Enum AnalysisError 

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#[non_exhaustive]
pub enum AnalysisError { UnknownVariableOrFunction, BreakOutOfLoop, ContinueOutOfLoop, VariableNameUnavailable, IncludeOnlyInMainBlock, FunctionOnlyInMainBlock, GlobalOnlyInMainBlock, DuplicateClassName, DuplicateFunctionName, OptionalParamsOnlyInStandardFunctionsOrMethods, WrongArity, TypeMismatch, }
Expand description

Error codes for semantic validation (mirroring leekscript-java Error enum).

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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UnknownVariableOrFunction

Unknown variable or function name (Java: UNKNOWN_VARIABLE_OR_FUNCTION, 33).

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BreakOutOfLoop

Break outside of loop (Java: BREAK_OUT_OF_LOOP, 12).

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ContinueOutOfLoop

Continue outside of loop (Java: CONTINUE_OUT_OF_LOOP, 13).

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VariableNameUnavailable

Variable/name already declared in this scope (Java: VARIABLE_NAME_UNAVAILABLE, 21).

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IncludeOnlyInMainBlock

Include only allowed in main block (Java: INCLUDE_ONLY_IN_MAIN_BLOCK, 14).

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FunctionOnlyInMainBlock

Function only in main block (Java: FUNCTION_ONLY_IN_MAIN_BLOCK, 19).

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GlobalOnlyInMainBlock

Global only in main block (Java: GLOBAL_ONLY_IN_MAIN_BLOCK, 27).

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DuplicateClassName

Duplicate class name in main scope (Java: duplicate class).

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DuplicateFunctionName

Duplicate function name in main scope (Java: duplicate function).

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OptionalParamsOnlyInStandardFunctionsOrMethods

Optional/default parameters only allowed in standard functions or methods, not in user-defined top-level functions.

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WrongArity

Function call argument count does not match declaration (arity).

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TypeMismatch

Type mismatch (e.g. assignment or argument).

Implementations§

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impl AnalysisError

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pub fn code(self) -> &'static str

Short code for diagnostics (e.g. E033).

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pub fn message(self) -> &'static str

Human-readable message.

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pub fn at(self, span: Span) -> SemanticDiagnostic

Build a semantic diagnostic for this error at the given span.

Build a semantic diagnostic with related locations (e.g. “first declared here”).

Trait Implementations§

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impl Clone for AnalysisError

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fn clone(&self) -> AnalysisError

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 AnalysisError

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impl Debug for AnalysisError

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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 AnalysisError

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impl PartialEq for AnalysisError

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for AnalysisError

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 = 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.