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use crate::token::SourceLocation;
/// In Memory representation for the Diagnostic element
pub struct Diagnostic {
label: String,
message: String,
location: Option<SourceLocation>,
notes: Vec<String>,
helps: Vec<String>,
docs: Option<String>,
}
impl Diagnostic {
/// Create new instance of Diagnostic with required label and message
#[must_use]
pub fn new(label: &str, message: &str) -> Self {
Diagnostic {
label: label.to_owned(),
message: message.to_owned(),
location: None,
notes: vec![],
helps: vec![],
docs: None,
}
}
/// Create new instance of Diagnostic with label `Error`
#[must_use]
pub fn error(message: &str) -> Self {
Diagnostic {
label: "Error".to_owned(),
message: message.to_owned(),
location: None,
notes: vec![],
helps: vec![],
docs: None,
}
}
/// Create new instance of Diagnostic with label `Exception`
#[must_use]
pub fn exception(message: &str) -> Self {
Diagnostic {
label: "Exception".to_owned(),
message: message.to_owned(),
location: None,
notes: vec![],
helps: vec![],
docs: None,
}
}
/// Set location start and end from Location type
pub fn with_location(mut self, location: SourceLocation) -> Self {
self.location = Some(location);
self
}
/// Set location start and end
pub fn with_location_span(mut self, start: u32, end: u32) -> Self {
self.location = Some(SourceLocation {
line_start: 1,
line_end: 1,
column_start: start,
column_end: end,
});
self
}
/// Add new note to the current list
pub fn add_note(mut self, note: &str) -> Self {
self.notes.push(note.to_owned());
self
}
/// Add new help to the current list
pub fn add_help(mut self, help: &str) -> Self {
self.helps.push(help.to_owned());
self
}
/// Set Docs url
pub fn with_docs(mut self, docs: &str) -> Self {
self.docs = Some(docs.to_owned());
self
}
/// Return the Diagnostic label
pub fn label(&self) -> &String {
&self.label
}
/// Return the Diagnostic message
pub fn message(&self) -> &String {
&self.message
}
/// Return the diagnostic source location span
pub fn location(&self) -> Option<SourceLocation> {
self.location
}
/// Return the list of notes messages
pub fn notes(&self) -> &Vec<String> {
&self.notes
}
/// Return the list of helps messages
pub fn helps(&self) -> &Vec<String> {
&self.helps
}
/// Return the docs url if exists
pub fn docs(&self) -> &Option<String> {
&self.docs
}
/// Get the Diagnostic as Box::<Diagnostic>
pub fn as_boxed(self) -> Box<Self> {
Box::new(self)
}
}