Initial v1.0.0 commit

vendor/k8s.io/helm/pkg/releaseutil/manifest.go

@@ -0,0 +1,59 @@
+/*
+Copyright The Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package releaseutil
+
+import (
+	"fmt"
+	"regexp"
+	"strings"
+)
+
+// SimpleHead defines what the structure of the head of a manifest file
+type SimpleHead struct {
+	Version  string `json:"apiVersion"`
+	Kind     string `json:"kind,omitempty"`
+	Metadata *struct {
+		Name        string            `json:"name"`
+		Annotations map[string]string `json:"annotations"`
+	} `json:"metadata,omitempty"`
+}
+
+var sep = regexp.MustCompile("(?:^|\\s*\n)---\\s*")
+
+// SplitManifests takes a string of manifest and returns a map contains individual manifests
+func SplitManifests(bigFile string) map[string]string {
+	// Basically, we're quickly splitting a stream of YAML documents into an
+	// array of YAML docs. In the current implementation, the file name is just
+	// a place holder, and doesn't have any further meaning.
+	tpl := "manifest-%d"
+	res := map[string]string{}
+	// Making sure that any extra whitespace in YAML stream doesn't interfere in splitting documents correctly.
+	bigFileTmp := strings.TrimSpace(bigFile)
+	docs := sep.Split(bigFileTmp, -1)
+	var count int
+	for _, d := range docs {
+
+		if d == "" {
+			continue
+		}
+
+		d = strings.TrimSpace(d)
+		res[fmt.Sprintf(tpl, count)] = d
+		count = count + 1
+	}
+	return res
+}