| // Copyright Istio Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| //go:build ignore |
| // +build ignore |
| |
| package main |
| |
| import ( |
| "fmt" |
| "os" |
| "strings" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/config/schema/ast" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/schema/codegen" |
| ) |
| |
| // Utility for generating collections.gen.go. Called from gen.go |
| func main() { |
| if len(os.Args) != 4 && len(os.Args) != 7 { |
| fmt.Printf("Invalid args: %v", os.Args) |
| os.Exit(-1) |
| } |
| |
| pkg := os.Args[1] |
| input := os.Args[2] |
| output := os.Args[3] |
| var splitOn, splitOutput, splitPrefix string |
| if len(os.Args) > 4 { |
| splitOn = os.Args[4] |
| splitOutput = os.Args[5] |
| splitPrefix = os.Args[6] |
| } |
| |
| // Read the input file |
| b, err := os.ReadFile(input) |
| if err != nil { |
| fmt.Printf("unable to read input file: %v", err) |
| os.Exit(-2) |
| } |
| |
| // Parse the file. |
| m, err := ast.Parse(string(b)) |
| if err != nil { |
| fmt.Printf("failed parsing input file: %v", err) |
| os.Exit(-3) |
| } |
| |
| var contents string |
| |
| if pkg == "gvk" { |
| contents, err = codegen.WriteGvk(pkg, m) |
| if err != nil { |
| fmt.Printf("Error applying static init template: %v", err) |
| os.Exit(-3) |
| } |
| if err = os.WriteFile(output, []byte(contents), os.ModePerm); err != nil { |
| fmt.Printf("Error writing output file: %v", err) |
| os.Exit(-4) |
| } |
| return |
| } |
| if splitOn == "" { |
| contents, err = codegen.StaticCollections(pkg, m, func(name string) bool { |
| return true |
| }, "") |
| if err != nil { |
| fmt.Printf("Error applying static init template: %v", err) |
| os.Exit(-3) |
| } |
| if err = os.WriteFile(output, []byte(contents), os.ModePerm); err != nil { |
| fmt.Printf("Error writing output file: %v", err) |
| os.Exit(-4) |
| } |
| return |
| } |
| fullPrefix := "// +build !" + splitPrefix |
| fullContents, err := codegen.StaticCollections(pkg, m, func(name string) bool { |
| return true |
| }, fullPrefix) |
| if err != nil { |
| fmt.Printf("Error applying static init template: %v", err) |
| os.Exit(-3) |
| } |
| if err = os.WriteFile(output, []byte(fullContents), os.ModePerm); err != nil { |
| fmt.Printf("Error writing output file: %v", err) |
| os.Exit(-4) |
| } |
| matchPrefix := "// +build " + splitPrefix |
| matchContents, err := codegen.StaticCollections(pkg, m, func(name string) bool { |
| return !strings.Contains(name, splitOn) |
| }, matchPrefix) |
| if err != nil { |
| fmt.Printf("Error applying static init template: %v", err) |
| os.Exit(-3) |
| } |
| if err = os.WriteFile(splitOutput, []byte(matchContents), os.ModePerm); err != nil { |
| fmt.Printf("Error writing output file: %v", err) |
| os.Exit(-4) |
| } |
| return |
| } |