feat(bonfire): add FlagBool and read every bare switch with it (IN-04, quick-261028-rqd)

modules/bonfire/command.go

@@ -3,6 +3,7 @@ package bonfire
 import (
 	"context"
 	"errors"
+	"strconv"
 	"strings"
 
 	"github.com/spf13/cobra"
@@ -134,6 +135,23 @@ func (in cobraInput) Flag(name string) (string, bool) {
 	return val, true
 }
 
+// FlagBool reports whether the bare switch name is on: the flag is set and
+// its value parses with strconv.ParseBool as true (--name, --name=true,
+// --name=1, --name=t, TRUE, True). Unset, empty and unparsable values
+// (--name=yes) are false, and a nil Input has no flags. Read every Bare
+// flag with it, so --json=1 works like --json.
+func FlagBool(in Input, name string) bool {
+	if in == nil {
+		return false
+	}
+	v, ok := in.Flag(name)
+	if !ok {
+		return false
+	}
+	on, err := strconv.ParseBool(v)
+	return err == nil && on
+}
+
 func validCommandName(name string) bool {
 	switch name {
 	case "build", "dev", "new", "serve", "migrate":