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param.go
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param.go
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// Copyright © 2020 The Tekton 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 formatted
import (
"fmt"
"strings"
"github.com/tektoncd/pipeline/pkg/apis/pipeline/v1beta1"
)
// Param returns params with their values. If user value is not defined then returns default value,
// if default value is not defined then returns param's type
func Param(params []v1beta1.Param, paramSpec []v1beta1.ParamSpec) string {
if len(params) == 0 {
return "---"
}
var str string
for i, param := range params {
if param.Value.Type == "string" {
paramValue := CheckParamDefaultValue(param.Value.StringVal, paramSpec)
if i == len(params)-1 {
str += fmt.Sprintf("%s: %s", param.Name, paramValue)
} else {
str += fmt.Sprintf("%s: %s, ", param.Name, paramValue)
}
} else {
paramValues := " ["
for j, pv := range param.Value.ArrayVal {
pv = CheckParamDefaultValue(pv, paramSpec)
if j == len(param.Value.ArrayVal)-1 {
paramValues += " " + pv + " ]"
} else {
paramValues += " " + pv + ","
}
}
if i == len(params)-1 {
str += fmt.Sprintf("%s:%s", param.Name, paramValues)
} else {
str += fmt.Sprintf("%s:%s, ", param.Name, paramValues)
}
}
}
return str
}
// CheckParamDefaultValue returns param's value if defined, if not then checks for default value
// If default value is not defined then returns param's type
func CheckParamDefaultValue(param string, paramSpec []v1beta1.ParamSpec) string {
if strings.ContainsAny(param, "$") {
paramValue := ""
replacer := strings.NewReplacer("$", "", "(", "", ")", "", "params.", "")
paramName := replacer.Replace(param)
for _, spec := range paramSpec {
if spec.Name == paramName {
if spec.Default == nil {
paramValue = string(spec.Type)
break
}
if spec.Default.Type == "string" {
paramValue = spec.Default.StringVal
} else if spec.Default.Type == "array" {
pv := ""
for k, val := range spec.Default.ArrayVal {
if k == 0 {
pv += val
} else {
pv += " " + val
}
}
paramValue = pv
}
break
}
}
return paramValue
}
return param
}