`_with_applicability` methods are gone
The simpler `span_suggestion` method name now takes the applicability argument, thanks to Andy Russell (rust-lang/rust@0897ffc28f).
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src/diag.md
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src/diag.md
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@ -85,11 +85,11 @@ Server][rls] and [`rustfix`][rustfix].
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[rustfix]: https://github.com/rust-lang-nursery/rustfix
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Not all suggestions should be applied mechanically. Use the
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[`span_suggestion_with_applicability`][sswa] method of `DiagnosticBuilder` to
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make a suggestion while providing a hint to tools whether the suggestion is
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mechanically applicable or not.
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[`span_suggestion`][span_suggestion] method of `DiagnosticBuilder` to
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make a suggestion. The last argument provides a hint to tools whether
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the suggestion is mechanically applicable or not.
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[sswa]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_errors/struct.DiagnosticBuilder.html#method.span_suggestion_with_applicability
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[span_suggestion]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_errors/struct.DiagnosticBuilder.html#method.span_suggestion
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For example, to make our `qux` suggestion machine-applicable, we would do:
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@ -97,8 +97,7 @@ For example, to make our `qux` suggestion machine-applicable, we would do:
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let mut err = sess.struct_span_err(sp, "oh no! this is an error!");
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if let Ok(snippet) = sess.source_map().span_to_snippet(sp) {
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// Add applicability info!
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err.span_suggestion_with_applicability(
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err.span_suggestion(
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suggestion_sp,
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"try using a qux here",
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format!("qux {}", snip),
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@ -145,7 +144,7 @@ error: aborting due to previous error
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For more information about this error, try `rustc --explain E0999`.
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```
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There are a few other [`Applicability`][appl] possibilities:
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The possible values of [`Applicability`][appl] are:
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- `MachineApplicable`: Can be applied mechanically.
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- `HasPlaceholders`: Cannot be applied mechanically because it has placeholder
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