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48 lines
990 B
Go
48 lines
990 B
Go
package ast
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import (
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"bytes"
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"fmt"
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"go/ast"
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"go/parser"
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"go/printer"
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"go/token"
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"os"
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)
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func ImportForAutoEnter(path string, funcName string, code string) {
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src, err := os.ReadFile(path)
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if err != nil {
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fmt.Println(err)
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, "", src, 0)
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ast.Inspect(astFile, func(node ast.Node) bool {
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if typeSpec, ok := node.(*ast.TypeSpec); ok {
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if typeSpec.Name.Name == funcName {
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if st, ok := typeSpec.Type.(*ast.StructType); ok {
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for i := range st.Fields.List {
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if t, ok := st.Fields.List[i].Type.(*ast.Ident); ok {
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if t.Name == code {
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return false
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}
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}
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}
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sn := &ast.Field{
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Type: &ast.Ident{Name: code},
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}
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st.Fields.List = append(st.Fields.List, sn)
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}
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}
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}
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return true
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})
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var out []byte
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bf := bytes.NewBuffer(out)
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err = printer.Fprint(bf, fileSet, astFile)
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if err != nil {
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return
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}
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_ = os.WriteFile(path, bf.Bytes(), 0666)
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}
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