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Get cmd uses print-column extn from Openapi schema

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Get command now uses metadata x-kubernetes-print-columns, if present, in Openapi schema
to format output for a resource. This functionality is guarded by a boolean
flag 'use-openapi-print-columns'.
This commit is contained in:
Sunil Arora
2017-05-19 14:24:39 -07:00
parent 4a01f44b73
commit f768a63fb0
18 changed files with 309 additions and 89 deletions
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7
pkg/printers/customcolumn.go
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@@ -153,6 +153,9 @@ type CustomColumnsPrinter struct {
Columns []Column
Decoder runtime.Decoder
NoHeaders bool
// lastType records type of resource printed last so that we don't repeat
// header while printing same type of resources.
lastType reflect.Type
}
func (s *CustomColumnsPrinter) AfterPrint(w io.Writer, res string) error {
@@ -162,12 +165,14 @@ func (s *CustomColumnsPrinter) AfterPrint(w io.Writer, res string) error {
func (s *CustomColumnsPrinter) PrintObj(obj runtime.Object, out io.Writer) error {
w := tabwriter.NewWriter(out, columnwidth, tabwidth, padding, padding_character, flags)
if !s.NoHeaders {
t := reflect.TypeOf(obj)
if !s.NoHeaders && t != s.lastType {
headers := make([]string, len(s.Columns))
for ix := range s.Columns {
headers[ix] = s.Columns[ix].Header
}
fmt.Fprintln(w, strings.Join(headers, "\t"))
s.lastType = t
}
parsers := make([]*jsonpath.JSONPath, len(s.Columns))
for ix := range s.Columns {