Struct JsDiagnostic 

pub struct JsDiagnostic {
    pub start: Option<u32>,
    pub length: Option<u32>,
    pub message: Option<String>,
    pub code: Option<u32>,
    pub category: Option<String>,
}

A diagnostic from the TypeScript/JavaScript compiler or IDE.

This structure mirrors TypeScript’s diagnostic format for interoperability with language servers and IDEs.

Fields

start: Option<u32>

Byte offset where the diagnostic starts. None for global diagnostics.

length: Option<u32>

Length of the diagnostic span in bytes.

message: Option<String>

Human-readable diagnostic message.

code: Option<u32>

TypeScript diagnostic code (e.g., 2304 for “Cannot find name”).

category: Option<String>

Diagnostic category: “error”, “warning”, “suggestion”, “message”.

Trait Implementations

impl Clone for JsDiagnostic

fn clone(&self) -> JsDiagnostic

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl FromNapiValue for JsDiagnostic

unsafe fn from_napi_value( env: napi_env, napi_val: napi_value, ) -> Result<JsDiagnostic>

Safety

fn from_unknown(value: Unknown<'_>) -> Result<Self, Error>

impl ToNapiValue for JsDiagnostic

unsafe fn to_napi_value(env: napi_env, val: JsDiagnostic) -> Result<napi_value>

Safety

fn into_unknown(self, env: &Env) -> Result<Unknown<'_>, Error>

impl TypeName for JsDiagnostic

fn type_name() -> &'static str

fn value_type() -> ValueType

impl ValidateNapiValue for JsDiagnostic

unsafe fn validate( env: *mut napi_env__, napi_val: *mut napi_value__, ) -> Result<*mut napi_value__, Error>

Safety