2024-03-26 20:55:39 +01:00

73 lines
1.4 KiB
Go

package goanalysis
import (
"errors"
"fmt"
"golang.org/x/tools/go/packages"
"github.com/golangci/golangci-lint/pkg/lint/linter"
libpackages "github.com/golangci/golangci-lint/pkg/packages"
"github.com/golangci/golangci-lint/pkg/result"
)
type IllTypedError struct {
Pkg *packages.Package
}
func (e *IllTypedError) Error() string {
return fmt.Sprintf("errors in package: %v", e.Pkg.Errors)
}
func buildIssuesFromIllTypedError(errs []error, lintCtx *linter.Context) ([]result.Issue, error) {
var issues []result.Issue
uniqReportedIssues := map[string]bool{}
var other error
for _, err := range errs {
err := err
var ill *IllTypedError
if !errors.As(err, &ill) {
if other == nil {
other = err
}
continue
}
for _, err := range libpackages.ExtractErrors(ill.Pkg) {
i, perr := parseError(err)
if perr != nil { // failed to parse
if uniqReportedIssues[err.Msg] {
continue
}
uniqReportedIssues[err.Msg] = true
lintCtx.Log.Errorf("typechecking error: %s", err.Msg)
} else {
i.Pkg = ill.Pkg // to save to cache later
issues = append(issues, *i)
}
}
}
if len(issues) == 0 && other != nil {
return nil, other
}
return issues, nil
}
func parseError(srcErr packages.Error) (*result.Issue, error) {
pos, err := libpackages.ParseErrorPosition(srcErr.Pos)
if err != nil {
return nil, err
}
return &result.Issue{
Pos: *pos,
Text: srcErr.Msg,
FromLinter: "typecheck",
}, nil
}