Add option to suppress diff on apply (#1092)

* Add option to suppress diff on apply

Add --supress-diff option on apply. Usable for fresh installs when a
lot of output is produces by diff.

Resolves #458

* fix tests for suppress-diff

pkg/app/app.go

@@ -701,7 +701,7 @@ func (a *App) apply(r *Run, c ApplyConfigProvider) (bool, []error) {
 
 	// TODO Better way to detect diff on only filtered releases
 	{
-		changedReleases, planningErrs = st.DiffReleases(helm, c.Values(), c.Concurrency(), detailedExitCode, c.SuppressSecrets(), false, diffOpts)
+		changedReleases, planningErrs = st.DiffReleases(helm, c.Values(), c.Concurrency(), detailedExitCode, c.SuppressSecrets(), c.SuppressDiff(), false, diffOpts)
 
 		var err error
 		deletingReleases, err = st.DetectReleasesToBeDeletedForSync(helm, st.Releases)

pkg/app/app_test.go

@@ -1895,6 +1895,7 @@ type applyConfig struct {
 	set             []string
 	skipDeps        bool
 	suppressSecrets bool
+	suppressDiff    bool
 	noColor         bool
 	context         int
 	concurrency     int
@@ -1922,6 +1923,10 @@ func (a applyConfig) SuppressSecrets() bool {
 	return a.suppressSecrets
 }
 
+func (a applyConfig) SuppressDiff() bool {
+	return a.suppressDiff
+}
+
 func (a applyConfig) NoColor() bool {
 	return a.noColor
 }
@@ -2004,7 +2009,7 @@ func (helm *mockHelmExec) UpdateRepo() error {
 func (helm *mockHelmExec) SyncRelease(context helmexec.HelmContext, name, chart string, flags ...string) error {
 	return nil
 }
-func (helm *mockHelmExec) DiffRelease(context helmexec.HelmContext, name, chart string, flags ...string) error {
+func (helm *mockHelmExec) DiffRelease(context helmexec.HelmContext, name, chart string, suppressDiff bool, flags ...string) error {
 	return nil
 }
 func (helm *mockHelmExec) ReleaseStatus(context helmexec.HelmContext, release string, flags ...string) error {

pkg/app/config.go

@@ -41,6 +41,7 @@ type ApplyConfigProvider interface {
 	SkipDeps() bool
 
 	SuppressSecrets() bool
+	SuppressDiff() bool
 
 	NoColor() bool
 	Context() int
@@ -69,6 +70,7 @@ type DiffConfigProvider interface {
 	SkipDeps() bool
 
 	SuppressSecrets() bool
+	SuppressDiff() bool
 
 	DetailedExitcode() bool
 	NoColor() bool

pkg/app/run.go

@@ -85,7 +85,7 @@ func (r *Run) Diff(c DiffConfigProvider) []error {
 		NoColor: c.NoColor(),
 		Set:     c.Set(),
 	}
-	_, errs := st.DiffReleases(helm, c.Values(), c.Concurrency(), c.DetailedExitcode(), c.SuppressSecrets(), true, opts)
+	_, errs := st.DiffReleases(helm, c.Values(), c.Concurrency(), c.DetailedExitcode(), c.SuppressSecrets(), c.SuppressDiff(), true, opts)
 	return errs
 }