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Doug Gregor
21a5017f69
We would hit assertions of the source file changed from underneath us or there was a stale .swiftsourceinfo file. Be more robust against such things. Fixes rdar://177358181
51 lines
1.8 KiB
Swift
51 lines
1.8 KiB
Swift
// Test that swift-symbolgraph-extract does not crash when a module's
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// .swiftsourceinfo has doc comment byte offsets that are stale relative
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// to the current source file on disk.
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//
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// RUN: %empty-directory(%t)
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// RUN: split-file %s %t
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// RUN: %target-swift-frontend %t/P_v1.swift -module-name P -emit-module -emit-module-path %t/P.swiftmodule -emit-module-doc-path %t/P.swiftdoc -emit-module-source-info-path %t/P.swiftsourceinfo
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// RUN: cp %t/P_v2.swift %t/P_v1.swift
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// RUN: %target-swift-frontend %t/Consumer.swift -module-name Consumer -emit-module -emit-module-path %t/Consumer.swiftmodule -emit-module-source-info-path %t/Consumer.swiftsourceinfo -I %t
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// RUN: %target-swift-symbolgraph-extract -module-name Consumer -I %t -pretty-print -output-dir %t
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// RUN: %FileCheck %s --input-file %t/Consumer.symbols.json
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// P_v1.swift is compiled first to produce P.swiftsourceinfo, which records the
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// byte offset of the '///' doc comment on the extension. P_v1.swift is then
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// replaced with P_v2.swift, which has different content at that same offset
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// (@available rather than ///), making the stored offset stale.
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// swift-symbolgraph-extract evaluates RawCommentRequest for P's extensions
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// during synthesized-member processing. Before the fix, it passed the
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// non-comment text extracted from the stale offset to getCommentKind(), which
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// asserted Comment[0] == '/'. After the fix it falls through to .swiftdoc.
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// CHECK: "identifier"
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// CHECK: "swift.struct"
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//--- P_v1.swift
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public protocol P {
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func foo()
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}
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/// Documentation for the default extension.
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extension P {
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public func bar() {}
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}
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//--- P_v2.swift
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public protocol P {
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func foo()
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}
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@available(macOS 12.0, *)
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extension P {
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public func bar() {}
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}
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//--- Consumer.swift
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import P
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public struct S: P {
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public func foo() {}
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}
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