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don't stop megacheck on main packages

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even if the main package does not compile, analyze a program by megacheck
This commit is contained in:
Denis Isaev 2018-11-24 19:31:08 +03:00 committed by Isaev Denis
parent 014a924d6c
commit 4be4794406
1 changed files with 37 additions and 20 deletions
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57
pkg/golinters/megacheck.go
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@ -82,27 +82,44 @@ func prettifyCompilationError(err packages.Error) error {
return errors.New(errText) return errors.New(errText)
} }
func (m Megacheck) canAnalyze(lintCtx *linter.Context) bool {
if len(lintCtx.NotCompilingPackages) == 0 {
return true
}
var errPkgs []string
var errors []packages.Error
for _, p := range lintCtx.NotCompilingPackages {
if p.Name == "main" {
// megacheck crashes on not compiling packages but main packages
// aren't reachable by megacheck: other packages can't depend on them.
continue
}
errPkgs = append(errPkgs, p.String())
errors = append(errors, libpackages.ExtractErrors(p, lintCtx.ASTCache)...)
}
if len(errPkgs) == 0 { // only main packages do not compile
return true
}
warnText := fmt.Sprintf("Can't run megacheck because of compilation errors in packages %s", errPkgs)
if len(errors) != 0 {
warnText += fmt.Sprintf(": %s", prettifyCompilationError(errors[0]))
if len(errors) > 1 {
const runCmd = "golangci-lint run --no-config --disable-all -E typecheck"
warnText += fmt.Sprintf(" and %d more errors: run `%s` to see all errors", len(errors)-1, runCmd)
}
}
lintCtx.Log.Warnf("%s", warnText)
// megacheck crashes if there are not compiling packages
return false
}
func (m Megacheck) Run(ctx context.Context, lintCtx *linter.Context) ([]result.Issue, error) { func (m Megacheck) Run(ctx context.Context, lintCtx *linter.Context) ([]result.Issue, error) {
if len(lintCtx.NotCompilingPackages) != 0 { if !m.canAnalyze(lintCtx) {
var errPkgs []string
var errors []packages.Error
for _, p := range lintCtx.NotCompilingPackages {
errPkgs = append(errPkgs, p.String())
errors = append(errors, libpackages.ExtractErrors(p, lintCtx.ASTCache)...)
}
warnText := fmt.Sprintf("Can't run megacheck because of compilation errors in packages %s",
errPkgs)
if len(errors) != 0 {
warnText += fmt.Sprintf(": %s", prettifyCompilationError(errors[0]))
if len(errors) > 1 {
const runCmd = "golangci-lint run --no-config --disable-all -E typecheck"
warnText += fmt.Sprintf(" and %d more errors: run `%s` to see all errors", len(errors)-1, runCmd)
}
}
lintCtx.Log.Warnf("%s", warnText)
// megacheck crashes if there are not compiling packages
return nil, nil return nil, nil
} }