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internal/lsp: add additional check for analysis value

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Updates golang/go#35339

Change-Id: Ie990672b619d1844f66abf62010fe9a69daf00d9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/205161
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
This commit is contained in:
Rebecca Stambler 2019-11-04 14:35:09 -05:00
parent b1cdfd15c4
commit dc038396d1
1 changed files with 9 additions and 4 deletions
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13
internal/lsp/cache/analysis.go vendored
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@ -131,8 +131,7 @@ func (s *snapshot) actionHandle(ctx context.Context, id packageID, mode source.P
err: err,
}
}
data := runAnalysis(ctx, fset, a, pkg, results)
return data
return runAnalysis(ctx, fset, a, pkg, results)
})
ah.handle = h
@ -145,7 +144,10 @@ func (act *actionHandle) analyze(ctx context.Context) ([]*source.Error, interfac
if v == nil {
return nil, nil, errors.Errorf("no analyses for %s", act.pkg.ID())
}
data := v.(*actionData)
data, ok := v.(*actionData)
if !ok {
return nil, nil, errors.Errorf("unexpected type for %s:%s", act.pkg.ID(), act.analyzer.Name)
}
return data.diagnostics, data.result, data.err
}
@ -154,7 +156,10 @@ func (act *actionHandle) cached() ([]*source.Error, interface{}, error) {
if v == nil {
return nil, nil, errors.Errorf("no analyses for %s", act.pkg.ID())
}
data := v.(*actionData)
data, ok := v.(*actionData)
if !ok {
return nil, nil, errors.Errorf("unexpected type for %s:%s", act.pkg.ID(), act.analyzer.Name)
}
return data.diagnostics, data.result, data.err
}