forked from Botanical/BotanJS
67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"go/format"
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"os"
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"strings"
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"github.com/tgckpg/botanres-go/internal/classmap"
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)
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func main() {
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src := flag.String("src", "./src", "BotanJS source root")
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out := flag.String("out", "internal/generated/classmap_gen.go", "generated Go output")
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pkg := flag.String("pkg", "generated", "generated package name")
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flag.Parse()
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m, err := classmap.Build(*src)
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if err != nil {
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fatal(err)
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}
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if err := os.MkdirAll(dir(*out), 0o755); err != nil {
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fatal(err)
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}
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code := render(*pkg, m)
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fmted, err := format.Source([]byte(code))
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if err != nil {
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_, _ = os.Stderr.WriteString(code)
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fatal(err)
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}
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if err := os.WriteFile(*out, fmted, 0o644); err != nil {
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fatal(err)
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}
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}
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func render(pkg string, m *classmap.Map) string {
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var b strings.Builder
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b.WriteString("// Code generated by botan-gen; DO NOT EDIT.\n")
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b.WriteString("package " + pkg + "\n\n")
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b.WriteString("import \"github.com/tgckpg/botanres-go/internal/classmap\"\n\n")
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b.WriteString("var ClassMap = &classmap.Map{\nSymbols: map[string]classmap.Symbol{\n")
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for _, s := range classmap.SortedSymbols(m) {
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fmt.Fprintf(&b, "%q: {Name:%q, Kind:%q, Parent:%q, Imports:%#v, Resource: classmap.Resource{Src:%q, JSHash:%q, CSSHash:%q}},\n",
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s.Name, s.Name, string(s.Kind), s.Parent, s.Imports, s.Resource.Src, s.Resource.JSHash, s.Resource.CSSHash)
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}
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b.WriteString("},\nFiles: map[string]classmap.Resource{\n")
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for _, r := range classmap.SortedFiles(m) {
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fmt.Fprintf(&b, "%q: {Src:%q, JSHash:%q, CSSHash:%q},\n", r.Src, r.Src, r.JSHash, r.CSSHash)
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}
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b.WriteString("},\n}\n")
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return b.String()
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}
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func dir(path string) string {
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idx := strings.LastIndexAny(path, `/\\`)
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if idx < 0 {
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return "."
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}
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return path[:idx]
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}
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func fatal(err error) {
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fmt.Fprintln(os.Stderr, "botan-gen:", err)
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os.Exit(1)
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}
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