Files
gormlint/referencesCheck/referencesCheck.go
2024-12-29 23:51:00 +07:00

94 lines
2.4 KiB
Go

package referencesCheck
import (
"github.com/fatih/structtag"
"go/ast"
"golang.org/x/tools/go/analysis"
"gormlint/common"
"strings"
)
// ReferenceAnalyzer todo: add URL for rule
var ReferenceAnalyzer = &analysis.Analyzer{
Name: "gormReferencesCheck",
Doc: "report about invalid references in models",
Run: run,
}
var models map[string]common.Model
func init() {
models = make(map[string]common.Model)
}
func run(pass *analysis.Pass) (any, error) {
// TODO: move in new function
for _, file := range pass.Files {
ast.Inspect(file, func(node ast.Node) bool {
typeSpec, ok := node.(*ast.TypeSpec)
if !ok {
return true
}
structure, ok := typeSpec.Type.(*ast.StructType)
if !ok {
return true
}
if err := common.CheckUnnamedModel(*typeSpec); err != nil {
pass.Reportf(structure.Pos(), err.Error())
return false
}
var model common.Model
model.Name = typeSpec.Name.Name
model.Comment = typeSpec.Comment.Text()
model.Position = structure.Pos()
model.Fields = make(map[string]common.Field)
for _, field := range structure.Fields.List {
var structField common.Field
if err := common.CheckUnnamedField(typeSpec.Name.Name, *field); err != nil {
pass.Reportf(field.Pos(), err.Error())
return false
}
structField.Name = field.Names[0].Name
structField.Position = field.Pos()
structField.Comment = field.Comment.Text()
structField.Type = field.Type
if field.Tag != nil {
structField.Tags = &field.Tag.Value
tags, err := structtag.Parse(common.NormalizeStructTags(field.Tag.Value))
if err != nil {
pass.Reportf(field.Pos(), "Invalid structure tag: %s\n", err)
return false
}
if tags != nil {
gormTag, parseErr := tags.Get("gorm")
if gormTag != nil && parseErr == nil {
gormTag.Options = append([]string{gormTag.Name}, gormTag.Options...)
for _, opt := range gormTag.Options {
if strings.Contains(opt, ":") {
structField.Params = append(structField.Options, opt)
} else {
structField.Options = append(structField.Options, opt)
}
}
}
if parseErr != nil {
pass.Reportf(field.Pos(), "Invalid structure tag: %s\n", parseErr)
return false
}
}
model.Fields[structField.Name] = structField
}
models[model.Name] = model
}
return false
})
}
return nil, nil
}