56 lines
1.3 KiB
Rust
56 lines
1.3 KiB
Rust
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use crate::{Diagnostic, DiagnosticsContext};
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// Diagnostic: private-field
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//
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// This diagnostic is triggered if created structure does not have field provided in record.
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pub(crate) fn private_field(ctx: &DiagnosticsContext<'_>, d: &hir::PrivateField) -> Diagnostic {
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// FIXME: add quickfix
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Diagnostic::new(
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"private-field",
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format!(
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"field `{}` of `{}` is private",
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d.field.name(ctx.sema.db),
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d.field.parent_def(ctx.sema.db).name(ctx.sema.db)
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),
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ctx.sema.diagnostics_display_range(d.expr.clone().map(|it| it.into())).range,
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)
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}
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#[cfg(test)]
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mod tests {
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use crate::tests::check_diagnostics;
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#[test]
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fn private_field() {
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check_diagnostics(
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r#"
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mod module { pub struct Struct { field: u32 } }
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fn main(s: module::Struct) {
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s.field;
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//^^^^^^^ error: field `field` of `Struct` is private
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}
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"#,
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);
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}
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#[test]
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fn private_but_shadowed_in_deref() {
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check_diagnostics(
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r#"
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//- minicore: deref
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mod module {
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pub struct Struct { field: Inner }
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pub struct Inner { pub field: u32 }
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impl core::ops::Deref for Struct {
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type Target = Inner;
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fn deref(&self) -> &Inner { &self.field }
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}
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}
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fn main(s: module::Struct) {
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s.field;
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}
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"#,
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);
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}
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}
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