diff options
Diffstat (limited to 'src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go')
| -rw-r--r-- | src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go | 65 |
1 files changed, 17 insertions, 48 deletions
diff --git a/src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go b/src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go index 78ee2c06be..e32152ac22 100644 --- a/src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go +++ b/src/cmd/vendor/golang.org/x/tools/internal/analysisinternal/analysis.go @@ -11,10 +11,7 @@ import ( "go/ast" "go/token" "go/types" - "strings" - - "golang.org/x/tools/go/ast/astutil" - "golang.org/x/tools/internal/lsp/fuzzy" + "strconv" ) // Flag to gate diagnostics for fuzz tests in 1.18. @@ -37,7 +34,7 @@ func TypeErrorEndPos(fset *token.FileSet, src []byte, start token.Pos) token.Pos return end } -func ZeroValue(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Type) ast.Expr { +func ZeroValue(f *ast.File, pkg *types.Package, typ types.Type) ast.Expr { under := typ if n, ok := typ.(*types.Named); ok { under = n.Underlying() @@ -57,7 +54,7 @@ func ZeroValue(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.T case *types.Chan, *types.Interface, *types.Map, *types.Pointer, *types.Signature, *types.Slice, *types.Array: return ast.NewIdent("nil") case *types.Struct: - texpr := TypeExpr(fset, f, pkg, typ) // typ because we want the name here. + texpr := TypeExpr(f, pkg, typ) // typ because we want the name here. if texpr == nil { return nil } @@ -81,7 +78,7 @@ func IsZeroValue(expr ast.Expr) bool { } } -func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Type) ast.Expr { +func TypeExpr(f *ast.File, pkg *types.Package, typ types.Type) ast.Expr { switch t := typ.(type) { case *types.Basic: switch t.Kind() { @@ -91,7 +88,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty return ast.NewIdent(t.Name()) } case *types.Pointer: - x := TypeExpr(fset, f, pkg, t.Elem()) + x := TypeExpr(f, pkg, t.Elem()) if x == nil { return nil } @@ -100,7 +97,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty X: x, } case *types.Array: - elt := TypeExpr(fset, f, pkg, t.Elem()) + elt := TypeExpr(f, pkg, t.Elem()) if elt == nil { return nil } @@ -112,7 +109,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty Elt: elt, } case *types.Slice: - elt := TypeExpr(fset, f, pkg, t.Elem()) + elt := TypeExpr(f, pkg, t.Elem()) if elt == nil { return nil } @@ -120,8 +117,8 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty Elt: elt, } case *types.Map: - key := TypeExpr(fset, f, pkg, t.Key()) - value := TypeExpr(fset, f, pkg, t.Elem()) + key := TypeExpr(f, pkg, t.Key()) + value := TypeExpr(f, pkg, t.Elem()) if key == nil || value == nil { return nil } @@ -134,7 +131,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty if t.Dir() == types.SendRecv { dir = ast.SEND | ast.RECV } - value := TypeExpr(fset, f, pkg, t.Elem()) + value := TypeExpr(f, pkg, t.Elem()) if value == nil { return nil } @@ -145,7 +142,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty case *types.Signature: var params []*ast.Field for i := 0; i < t.Params().Len(); i++ { - p := TypeExpr(fset, f, pkg, t.Params().At(i).Type()) + p := TypeExpr(f, pkg, t.Params().At(i).Type()) if p == nil { return nil } @@ -160,7 +157,7 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty } var returns []*ast.Field for i := 0; i < t.Results().Len(); i++ { - r := TypeExpr(fset, f, pkg, t.Results().At(i).Type()) + r := TypeExpr(f, pkg, t.Results().At(i).Type()) if r == nil { return nil } @@ -184,13 +181,12 @@ func TypeExpr(fset *token.FileSet, f *ast.File, pkg *types.Package, typ types.Ty return ast.NewIdent(t.Obj().Name()) } pkgName := t.Obj().Pkg().Name() + // If the file already imports the package under another name, use that. - for _, group := range astutil.Imports(fset, f) { - for _, cand := range group { - if strings.Trim(cand.Path.Value, `"`) == t.Obj().Pkg().Path() { - if cand.Name != nil && cand.Name.Name != "" { - pkgName = cand.Name.Name - } + for _, cand := range f.Imports { + if path, _ := strconv.Unquote(cand.Path.Value); path == t.Obj().Pkg().Path() { + if cand.Name != nil && cand.Name.Name != "" { + pkgName = cand.Name.Name } } } @@ -399,30 +395,3 @@ func equivalentTypes(want, got types.Type) bool { } return types.AssignableTo(want, got) } - -// FindBestMatch employs fuzzy matching to evaluate the similarity of each given identifier to the -// given pattern. We return the identifier whose name is most similar to the pattern. -func FindBestMatch(pattern string, idents []*ast.Ident) ast.Expr { - fuzz := fuzzy.NewMatcher(pattern) - var bestFuzz ast.Expr - highScore := float32(0) // minimum score is 0 (no match) - for _, ident := range idents { - // TODO: Improve scoring algorithm. - score := fuzz.Score(ident.Name) - if score > highScore { - highScore = score - bestFuzz = ident - } else if score == 0 { - // Order matters in the fuzzy matching algorithm. If we find no match - // when matching the target to the identifier, try matching the identifier - // to the target. - revFuzz := fuzzy.NewMatcher(ident.Name) - revScore := revFuzz.Score(pattern) - if revScore > highScore { - highScore = revScore - bestFuzz = ident - } - } - } - return bestFuzz -} |