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cmd_aidl.go
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117 lines (93 loc) · 2.7 KB
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package main
import (
"encoding/json"
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/AndroidGoLab/binder/tools/pkg/codegen"
"github.com/AndroidGoLab/binder/tools/pkg/parser"
"github.com/AndroidGoLab/binder/tools/pkg/resolver"
)
func newAIDLCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "aidl",
Short: "AIDL compiler toolchain",
}
cmd.AddCommand(newAIDLCompileCmd())
cmd.AddCommand(newAIDLParseCmd())
cmd.AddCommand(newAIDLCheckCmd())
return cmd
}
func newAIDLCompileCmd() *cobra.Command {
var searchPaths []string
var outputDir string
cmd := &cobra.Command{
Use: "compile <files...>",
Short: "Compile AIDL files to Go code",
Args: cobra.MinimumNArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
r := resolver.New(searchPaths)
for _, f := range args {
if err := r.ResolveFile(f); err != nil {
return fmt.Errorf("resolving %s: %w", f, err)
}
}
gen := codegen.NewGenerator(r, outputDir)
if err := gen.GenerateAll(); err != nil {
return fmt.Errorf("generating code: %w", err)
}
return nil
},
}
cmd.Flags().StringSliceVarP(&searchPaths, "I", "I", nil, "search paths for AIDL imports (can be repeated)")
cmd.Flags().StringVar(&outputDir, "output", "gen", "output directory for generated Go files")
return cmd
}
func newAIDLParseCmd() *cobra.Command {
return &cobra.Command{
Use: "parse <file>",
Short: "Parse an AIDL file and print the AST as JSON",
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
doc, err := parser.ParseFile(args[0])
if err != nil {
return fmt.Errorf("parsing %s: %w", args[0], err)
}
enc := json.NewEncoder(os.Stdout)
enc.SetIndent("", " ")
if err := enc.Encode(doc); err != nil {
return fmt.Errorf("encoding JSON: %w", err)
}
return nil
},
}
}
func newAIDLCheckCmd() *cobra.Command {
var searchPaths []string
cmd := &cobra.Command{
Use: "check <files...>",
Short: "Check AIDL files for errors without generating code",
Args: cobra.MinimumNArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
r := resolver.New(searchPaths)
successCount := 0
failureCount := 0
for _, f := range args {
if err := r.ResolveFile(f); err != nil {
fmt.Fprintf(os.Stderr, "FAIL: %s: %v\n", f, err)
failureCount++
continue
}
fmt.Fprintf(os.Stdout, "OK: %s\n", f)
successCount++
}
fmt.Fprintf(os.Stdout, "\n%d succeeded, %d failed\n", successCount, failureCount)
if failureCount > 0 {
return fmt.Errorf("%d file(s) failed validation", failureCount)
}
return nil
},
}
cmd.Flags().StringSliceVarP(&searchPaths, "I", "I", nil, "search paths for AIDL imports (can be repeated)")
return cmd
}