Correct spelling mistakes

Signed-off-by: yuxiaobo <yuxiaobogo@163.com>

upup/pkg/fi/cloudup/awstasks/launchconfiguration.go

@@ -182,7 +182,7 @@ func (e *LaunchConfiguration) Find(c *fi.Context) (*LaunchConfiguration, error)
 	actual.SecurityGroups = securityGroups
 
 	// @step: get the image is order to find out the root device name as using the index
-	// is not vaiable, under conditions they move
+	// is not variable, under conditions they move
 	image, err := cloud.ResolveImage(fi.StringValue(e.ImageID))
 	if err != nil {
 		return nil, err

upup/pkg/fi/cloudup/awstasks/launchtemplate_target_api.go

@@ -213,7 +213,7 @@ func (t *LaunchTemplate) Find(c *fi.Context) (*LaunchTemplate, error) {
 	}
 
 	// @step: get the image is order to find out the root device name as using the index
-	// is not vaiable, under conditions they move
+	// is not variable, under conditions they move
 	image, err := cloud.ResolveImage(fi.StringValue(t.ImageID))
 	if err != nil {
 		return nil, err

upup/pkg/fi/cloudup/awstasks/subnet.go

@@ -141,7 +141,7 @@ func (s *Subnet) CheckChanges(a, e, changes *Subnet) error {
 	}
 
 	if a != nil {
-		// TODO: Do we want to destroy & recreate the subnet when theses immutable fields change?
+		// TODO: Do we want to destroy & recreate the subnet when these immutable fields change?
 		if changes.VPC != nil {
 			var aID *string
 			if a.VPC != nil {

upup/pkg/fi/context.go

@@ -125,7 +125,7 @@ func (c *Context) Render(a, e, changes Task) error {
 
 			switch *lifecycle {
 			case LifecycleExistsAndValidates:
-				return fmt.Errorf("Lifecycle set to ExistsAndValidates, but object was not found")
+				return fmt.Errorf("lifecycle set to ExistsAndValidates, but object was not found")
 			case LifecycleExistsAndWarnIfChanges:
 				return NewExistsAndWarnIfChangesError("Lifecycle set to ExistsAndWarnIfChanges and object was not found.")
 			}
@@ -158,7 +158,7 @@ func (c *Context) Render(a, e, changes Task) error {
 				b.WriteTo(out)
 
 				if *lifecycle == LifecycleExistsAndValidates {
-					return fmt.Errorf("Lifecycle set to ExistsAndValidates, but object did not match")
+					return fmt.Errorf("lifecycle set to ExistsAndValidates, but object did not match")
 				} else {
 					// Warn, but then we continue
 					return nil
@@ -205,7 +205,7 @@ func (c *Context) Render(a, e, changes Task) error {
 		}
 		if match {
 			if renderer != nil {
-				return fmt.Errorf("Found multiple Render methods that could be invokved on %T", e)
+				return fmt.Errorf("found multiple Render methods that could be involved on %T", e)
 			}
 			renderer = &method
 			rendererArgs = args
@@ -213,7 +213,7 @@ func (c *Context) Render(a, e, changes Task) error {
 
 	}
 	if renderer == nil {
-		return fmt.Errorf("Could not find Render method on type %T (target %T)", e, c.Target)
+		return fmt.Errorf("could not find Render method on type %T (target %T)", e, c.Target)
 	}
 	rendererArgs = append(rendererArgs, reflect.ValueOf(a))
 	rendererArgs = append(rendererArgs, reflect.ValueOf(e))

upup/pkg/fi/nodeup/nodetasks/file.go

@@ -38,7 +38,7 @@ const (
 	FileType_Symlink = "symlink"
 	// FileType_Directory defines a directory
 	FileType_Directory = "directory"
-	// FileType_File is a regualar file
+	// FileType_File is a regular file
 	FileType_File = "file"
 )
 

upup/pkg/fi/nodeup/nodetasks/file_test.go

@@ -24,7 +24,7 @@ import (
 
 func TestFileDependencies(t *testing.T) {
 	parentFileName := "/dependedon"
-	childFileName := "/dependant"
+	childFileName := "/dependent"
 
 	grid := []struct {
 		parent fi.Task

upup/pkg/fi/utils/yaml.go

@@ -33,7 +33,7 @@ func YamlUnmarshal(yamlBytes []byte, dest interface{}) error {
 	return yaml.Unmarshal(yamlBytes, dest)
 }
 
-// YamlMarshal trys to marshal the input struct into yaml content
+// YamlMarshal tries to marshal the input struct into yaml content
 func YamlMarshal(o interface{}) ([]byte, error) {
 	return yaml.Marshal(o)
 }