Struct Diagnostic 

#[repr(C, align(64))]
pub struct Diagnostic {
    pub severity: Severity,
    pub start_cursor: Cursor,
    pub end_cursor: Cursor,
    pub desired_cursor: Option<Cursor>,
    pub formatter: fn(&Diagnostic, &str) -> DiagnosticMeta,
}

An issue that occured during parse time.

Fields

severity: Severity

How severe this error is.

start_cursor: Cursor

The first cursor where this error occured.

end_cursor: Cursor

The last cursor that was consumed to recover from this error.

desired_cursor: Option<Cursor>

A cursor representing what was expected.

formatter: fn(&Diagnostic, &str) -> DiagnosticMeta

Function pointer to format the message template with cursor/span data

Implementations

impl Diagnostic

pub fn new( start_cursor: Cursor, formatter: fn(&Diagnostic, &str) -> DiagnosticMeta, ) -> Self

Create a new diagnostic

pub fn with_severity(self, severity: Severity) -> Self

Apply a severity to the given Diagnostic.

pub fn with_end_cursor(self, end_cursor: Cursor) -> Self

Apply an end Cursor to the given Diagnostic.

pub fn message(&self, source: &str) -> String

Get formatted message

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

Get diagnostic code

pub fn help(&self, source: &str) -> String

Get help text

pub fn with_desired_cursor(self, cursor: Cursor) -> Self

Add a desired cursor (what was expected)

pub fn unexpected(diagnostic: &Diagnostic, _source: &str) -> DiagnosticMeta

pub fn unexpected_ident(diagnostic: &Diagnostic, source: &str) -> DiagnosticMeta

pub fn unexpected_delim( diagnostic: &Diagnostic, _source: &str, ) -> DiagnosticMeta

pub fn expected_ident(diagnostic: &Diagnostic, _source: &str) -> DiagnosticMeta

pub fn expected_delim(diagnostic: &Diagnostic, _source: &str) -> DiagnosticMeta

pub fn bad_declaration( _diagnostic: &Diagnostic, _source: &str, ) -> DiagnosticMeta

pub fn unknown_declaration( _diagnostic: &Diagnostic, _source: &str, ) -> DiagnosticMeta

pub fn expected_end(_diagnostic: &Diagnostic, _source: &str) -> DiagnosticMeta

pub fn unexpected_end(_diagnostic: &Diagnostic, _source: &str) -> DiagnosticMeta

pub fn unexpected_close_curly( _diagnostic: &Diagnostic, _source: &str, ) -> DiagnosticMeta

pub fn unexpected_tag(diagnostic: &Diagnostic, source: &str) -> DiagnosticMeta

pub fn unexpected_id(diagnostic: &Diagnostic, source: &str) -> DiagnosticMeta

Trait Implementations

impl Clone for Diagnostic

fn clone(&self) -> Diagnostic

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Diagnostic

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

Formats the value using the given formatter.

impl Copy for Diagnostic