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//! FIXME: write short doc here
use std::any::Any;
use hir_expand::{db::AstDatabase, name::Name, HirFileId, InFile};
use ra_syntax::{ast, AstNode, AstPtr, SyntaxNodePtr};
use stdx::format_to;
pub use hir_def::{diagnostics::UnresolvedModule, expr::MatchArm, path::Path};
pub use hir_expand::diagnostics::{AstDiagnostic, Diagnostic, DiagnosticSink};
#[derive(Debug)]
pub struct NoSuchField {
pub file: HirFileId,
pub field: AstPtr<ast::RecordField>,
}
impl Diagnostic for NoSuchField {
fn message(&self) -> String {
"no such field".to_string()
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile::new(self.file, self.field.clone().into())
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for NoSuchField {
type AST = ast::RecordField;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.source().file_id).unwrap();
let node = self.source().value.to_node(&root);
ast::RecordField::cast(node).unwrap()
}
}
#[derive(Debug)]
pub struct MissingFields {
pub file: HirFileId,
pub field_list: AstPtr<ast::RecordFieldList>,
pub missed_fields: Vec<Name>,
}
impl Diagnostic for MissingFields {
fn message(&self) -> String {
let mut buf = String::from("Missing structure fields:\n");
for field in &self.missed_fields {
format_to!(buf, "- {}\n", field);
}
buf
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.field_list.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for MissingFields {
type AST = ast::RecordFieldList;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.source().file_id).unwrap();
let node = self.source().value.to_node(&root);
ast::RecordFieldList::cast(node).unwrap()
}
}
#[derive(Debug)]
pub struct MissingPatFields {
pub file: HirFileId,
pub field_list: AstPtr<ast::RecordFieldPatList>,
pub missed_fields: Vec<Name>,
}
impl Diagnostic for MissingPatFields {
fn message(&self) -> String {
let mut buf = String::from("Missing structure fields:\n");
for field in &self.missed_fields {
format_to!(buf, "- {}\n", field);
}
buf
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.field_list.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
#[derive(Debug)]
pub struct MissingMatchArms {
pub file: HirFileId,
pub match_expr: AstPtr<ast::Expr>,
pub arms: AstPtr<ast::MatchArmList>,
}
impl Diagnostic for MissingMatchArms {
fn message(&self) -> String {
String::from("Missing match arm")
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.match_expr.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
#[derive(Debug)]
pub struct MissingOkInTailExpr {
pub file: HirFileId,
pub expr: AstPtr<ast::Expr>,
}
impl Diagnostic for MissingOkInTailExpr {
fn message(&self) -> String {
"wrap return expression in Ok".to_string()
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.expr.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for MissingOkInTailExpr {
type AST = ast::Expr;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.file).unwrap();
let node = self.source().value.to_node(&root);
ast::Expr::cast(node).unwrap()
}
}
#[derive(Debug)]
pub struct BreakOutsideOfLoop {
pub file: HirFileId,
pub expr: AstPtr<ast::Expr>,
}
impl Diagnostic for BreakOutsideOfLoop {
fn message(&self) -> String {
"break outside of loop".to_string()
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.expr.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for BreakOutsideOfLoop {
type AST = ast::Expr;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.file).unwrap();
let node = self.source().value.to_node(&root);
ast::Expr::cast(node).unwrap()
}
}
#[derive(Debug)]
pub struct MissingUnsafe {
pub file: HirFileId,
pub fn_def: AstPtr<ast::FnDef>,
pub fn_name: Name,
}
impl Diagnostic for MissingUnsafe {
fn message(&self) -> String {
format!("Missing unsafe marker on fn `{}`", self.fn_name)
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.fn_def.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for MissingUnsafe {
type AST = ast::FnDef;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.source().file_id).unwrap();
let node = self.source().value.to_node(&root);
ast::FnDef::cast(node).unwrap()
}
}
#[derive(Debug)]
pub struct UnnecessaryUnsafe {
pub file: HirFileId,
pub fn_def: AstPtr<ast::FnDef>,
pub fn_name: Name,
}
impl Diagnostic for UnnecessaryUnsafe {
fn message(&self) -> String {
format!("Unnecessary unsafe marker on fn `{}`", self.fn_name)
}
fn source(&self) -> InFile<SyntaxNodePtr> {
InFile { file_id: self.file, value: self.fn_def.clone().into() }
}
fn as_any(&self) -> &(dyn Any + Send + 'static) {
self
}
}
impl AstDiagnostic for UnnecessaryUnsafe {
type AST = ast::FnDef;
fn ast(&self, db: &impl AstDatabase) -> Self::AST {
let root = db.parse_or_expand(self.source().file_id).unwrap();
let node = self.source().value.to_node(&root);
ast::FnDef::cast(node).unwrap()
}
}
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