cosmos-sdk/tx/textual/valuerenderer/string.go
Jim Larson dc3cf4a1e5
feat: string and message value renderers for textual (#13510)
## Description

Closes: #12713 
Refs: #12878

Sign mode textual value renderers for string and message.

### Author Checklist

*All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues.*

I have...

- [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [ ] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#pr-targeting))
- [ ] provided a link to the relevant issue or specification
- [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/main/docs/building-modules)
- [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#testing)
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed

### Reviewers Checklist

*All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items.*

I have...

- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed `!` in the type prefix if API or client breaking change
- [ ] confirmed all author checklist items have been addressed 
- [ ] reviewed state machine logic
- [ ] reviewed API design and naming
- [ ] reviewed documentation is accurate
- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)
2022-10-25 17:20:52 +00:00

29 lines
769 B
Go

package valuerenderer
import (
"context"
"fmt"
"google.golang.org/protobuf/reflect/protoreflect"
)
type stringValueRenderer struct {
}
// NewStringValueRenderer returns a ValueRenderer for protocol buffer string values.
// It renders the string as-is without quotation.
func NewStringValueRenderer() ValueRenderer {
return stringValueRenderer{}
}
func (sr stringValueRenderer) Format(_ context.Context, v protoreflect.Value) ([]Screen, error) {
return []Screen{{Text: v.String()}}, nil
}
func (sr stringValueRenderer) Parse(_ context.Context, screens []Screen) (protoreflect.Value, error) {
if len(screens) != 1 {
return protoreflect.Value{}, fmt.Errorf("expected single screen: %v", screens)
}
return protoreflect.ValueOfString(screens[0].Text), nil
}