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Diffstat (limited to 'cli/cmd/root.go')
-rw-r--r--cli/cmd/root.go17
1 files changed, 14 insertions, 3 deletions
diff --git a/cli/cmd/root.go b/cli/cmd/root.go
index 03579d8..3c7109b 100644
--- a/cli/cmd/root.go
+++ b/cli/cmd/root.go
@@ -1,6 +1,11 @@
package cmd
-import "github.com/spf13/cobra"
+import (
+ "fmt"
+ "os"
+
+ "github.com/spf13/cobra"
+)
var rootCmd = &cobra.Command{
Use: "maleeni",
@@ -9,9 +14,15 @@ var rootCmd = &cobra.Command{
* Generates a portable DFA from a lexical specification.
* Tokenizes a text stream according to the lexical specification.
This feature is primarily aimed at debugging the lexical specification.`,
- SilenceUsage: true,
+ SilenceErrors: true,
+ SilenceUsage: true,
}
func Execute() error {
- return rootCmd.Execute()
+ err := rootCmd.Execute()
+ if err != nil {
+ fmt.Fprintf(os.Stderr, "%v\n", err)
+ return err
+ }
+ return nil
}