adds apply command

Runs `make` on every created project folder [related to #132]

cmd/apply.go

@@ -3,8 +3,12 @@ package cmd
 import (
 	"fmt"
 	"log"
+	"os/exec"
+	"path/filepath"
+	"strings"
 
 	"github.com/commitdev/zero/internal/constants"
+	"github.com/commitdev/zero/internal/util"
 	"github.com/commitdev/zero/pkg/util/exit"
 	"github.com/manifoldco/promptui"
 	"github.com/spf13/cobra"
@@ -40,15 +44,18 @@ Only a single environment may be suitable for an initial test, but for a real sy
 		}
 
 		// @TODO : Pass environments to make commands
+
+		var config interface{}
+		makeAll(config, applyEnvironments)
 	},
 }
 
 // promptEnvironments Prompts the user for the environments to apply against and returns a slice of strings representing the environments
 func promptEnvironments() []string {
 	items := map[string][]string{
-		"Staging ":                    []string{"staging"},
-		"Production":                  []string{"production"},
-		"Both Staging and Production": []string{"staging", "production"},
+		"Staging ":                    {"staging"},
+		"Production":                  {"production"},
+		"Both Staging and Production": {"staging", "production"},
 	}
 
 	var labels []string
@@ -67,3 +74,23 @@ func promptEnvironments() []string {
 	}
 	return items[providerResult]
 }
+
+func makeAll(config interface{}, envars []string) error {
+	environmentArg := fmt.Sprintf("ENVIRONMENT=%s", strings.Join(envars, ","))
+	projects := projectPaths(config)
+
+	for _, project := range projects {
+		absPath, err := filepath.Abs(project)
+		if err != nil {
+			return err
+		}
+		output := util.ExecuteCommandOutput(exec.Command("make", environmentArg), absPath, envars)
+		fmt.Println(output)
+	}
+	return nil
+}
+
+// @TODO extract project paths from some config/yaml
+func projectPaths(someConfig interface{}) []string {
+	return []string{"foo", "bar", "baz"}
+}

cmd/apply_test.go

@@ -0,0 +1,12 @@
+package cmd_test
+
+import (
+	"testing"
+)
+
+// @TODO mock os.exec and check execution log/transcript?
+func TestApply(t *testing.T) {
+	if false {
+		t.Fatalf("apply failed!")
+	}
+}

internal/util/util.go

@@ -10,6 +10,7 @@ import (
 	"path"
 	"strings"
 	"text/template"
+
 	"github.com/google/uuid"
 )
 
@@ -83,6 +84,8 @@ func ExecuteCommand(cmd *exec.Cmd, pathPrefix string, envars []string) {
 	}
 }
 
+// ExecuteCommandOutput runs the command and returns its
+// combined standard output and standard error.
 func ExecuteCommandOutput(cmd *exec.Cmd, pathPrefix string, envars []string) string {
 	dir := GetCwd()