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Better error handling will empty env

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This commit is contained in:
Mike Farah 2021-01-11 14:38:53 +11:00
parent a0e1f65b20
commit 69386316f3
3 changed files with 7 additions and 4 deletions
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2
pkg/yqlib/doc/Document Index.md
View File

@ -1,4 +1,4 @@
Use the `documentIndex` operator to select nodes of a particular document.
Use the `documentIndex` operator (or the `di` shorthand) to select nodes of a particular document.
## Retrieve a document index
Given a sample.yml file of:
```yaml

3
pkg/yqlib/operator_env.go
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@ -2,6 +2,7 @@ package yqlib
import (
"container/list"
"fmt"
"os"
"strings"
@ -27,6 +28,8 @@ func EnvOperator(d *dataTreeNavigator, matchMap *list.List, pathNode *PathTreeNo
Tag: "!!str",
Value: rawValue,
}
} else if rawValue == "" {
return nil, fmt.Errorf("Value for env variable '%v' not provided in env()", envName)
} else {
var dataBucket yaml.Node
decoder := yaml.NewDecoder(strings.NewReader(rawValue))