rust/compiler/rustc_query_system/src/error.rs
2024-08-29 20:18:44 +10:00

98 lines
2.2 KiB
Rust

use rustc_errors::codes::*;
use rustc_macros::{Diagnostic, Subdiagnostic};
use rustc_session::Limit;
use rustc_span::{Span, Symbol};
#[derive(Subdiagnostic)]
#[note(query_system_cycle_stack_middle)]
pub(crate) struct CycleStack {
#[primary_span]
pub span: Span,
pub desc: String,
}
#[derive(Copy, Clone)]
pub enum HandleCycleError {
Error,
Fatal,
DelayBug,
Stash,
}
#[derive(Subdiagnostic)]
pub(crate) enum StackCount {
#[note(query_system_cycle_stack_single)]
Single,
#[note(query_system_cycle_stack_multiple)]
Multiple,
}
#[derive(Subdiagnostic)]
pub(crate) enum Alias {
#[note(query_system_cycle_recursive_ty_alias)]
#[help(query_system_cycle_recursive_ty_alias_help1)]
#[help(query_system_cycle_recursive_ty_alias_help2)]
Ty,
#[note(query_system_cycle_recursive_trait_alias)]
Trait,
}
#[derive(Subdiagnostic)]
#[note(query_system_cycle_usage)]
pub(crate) struct CycleUsage {
#[primary_span]
pub span: Span,
pub usage: String,
}
#[derive(Diagnostic)]
#[diag(query_system_cycle, code = E0391)]
pub(crate) struct Cycle {
#[primary_span]
pub span: Span,
pub stack_bottom: String,
#[subdiagnostic]
pub cycle_stack: Vec<CycleStack>,
#[subdiagnostic]
pub stack_count: StackCount,
#[subdiagnostic]
pub alias: Option<Alias>,
#[subdiagnostic]
pub cycle_usage: Option<CycleUsage>,
#[note]
pub note_span: (),
}
#[derive(Diagnostic)]
#[diag(query_system_reentrant)]
pub(crate) struct Reentrant;
#[derive(Diagnostic)]
#[diag(query_system_increment_compilation)]
#[help]
#[note(query_system_increment_compilation_note1)]
#[note(query_system_increment_compilation_note2)]
pub(crate) struct IncrementCompilation {
pub run_cmd: String,
pub dep_node: String,
}
#[derive(Diagnostic)]
#[help]
#[diag(query_system_query_overflow)]
pub struct QueryOverflow {
#[primary_span]
pub span: Option<Span>,
#[subdiagnostic]
pub layout_of_depth: Option<LayoutOfDepth>,
pub suggested_limit: Limit,
pub crate_name: Symbol,
}
#[derive(Subdiagnostic)]
#[note(query_system_layout_of_depth)]
pub struct LayoutOfDepth {
pub desc: String,
pub depth: usize,
}