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Merge pull request #46760 from xilabao/fix-parse-pairs

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Automatic merge from submit-queue (batch tested with PRs 49524, 46760, 50206, 50166, 49603)

fix parse pairs

**What this PR does / why we need it**:
add check to `-`
```
# kubectl label pod foo -               
error: at least one label update is required
See 'kubectl label -h' for help and examples.
```

**Which issue this PR fixes**: 

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue
2017-08-07 13:51:58 -07:00
committed by GitHub
parent 35eb03e3b4 8fe8e4f106
commit 535c0f6ff4
3 changed files with 35 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
pkg/kubectl/cmd/util/helpers.go
View File

@@ -606,7 +606,7 @@ func AddInclude3rdPartyVarFlags(cmd *cobra.Command, include3rdParty *bool) {
func GetResourcesAndPairs(args []string, pairType string) (resources []string, pairArgs []string, err error) {
foundPair := false
for _, s := range args {
nonResource := strings.Contains(s, "=") || strings.HasSuffix(s, "-")
nonResource := (strings.Contains(s, "=") && s[0] != '=') || (strings.HasSuffix(s, "-") && s != "-")
switch {
case !foundPair && nonResource:
foundPair = true
@@ -632,7 +632,7 @@ func ParsePairs(pairArgs []string, pairType string, supportRemove bool) (newPair
var invalidBuf bytes.Buffer
var invalidBufNonEmpty bool
for _, pairArg := range pairArgs {
if strings.Contains(pairArg, "=") {
if strings.Contains(pairArg, "=") && pairArg[0] != '=' {
parts := strings.SplitN(pairArg, "=", 2)
if len(parts) != 2 {
if invalidBufNonEmpty {
@@ -643,7 +643,7 @@ func ParsePairs(pairArgs []string, pairType string, supportRemove bool) (newPair
} else {
newPairs[parts[0]] = parts[1]
}
} else if supportRemove && strings.HasSuffix(pairArg, "-") {
} else if supportRemove && strings.HasSuffix(pairArg, "-") && pairArg != "-" {
removePairs = append(removePairs, pairArg[:len(pairArg)-1])
} else {
if invalidBufNonEmpty {