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one_of_case_insensitive.go
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one_of_case_insensitive.go
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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package stringvalidator
import (
"context"
"fmt"
"strings"
"github.com/hashicorp/terraform-plugin-framework/schema/validator"
"github.com/hashicorp/terraform-plugin-framework/types"
"github.com/hashicorp/terraform-plugin-framework-validators/helpers/validatordiag"
)
var _ validator.String = oneOfCaseInsensitiveValidator{}
// oneOfCaseInsensitiveValidator validates that the value matches one of expected values.
type oneOfCaseInsensitiveValidator struct {
values []types.String
}
func (v oneOfCaseInsensitiveValidator) Description(ctx context.Context) string {
return v.MarkdownDescription(ctx)
}
func (v oneOfCaseInsensitiveValidator) MarkdownDescription(_ context.Context) string {
return fmt.Sprintf("value must be one of: %s", v.values)
}
func (v oneOfCaseInsensitiveValidator) ValidateString(ctx context.Context, request validator.StringRequest, response *validator.StringResponse) {
if request.ConfigValue.IsNull() || request.ConfigValue.IsUnknown() {
return
}
value := request.ConfigValue
for _, otherValue := range v.values {
if strings.EqualFold(value.ValueString(), otherValue.ValueString()) {
return
}
}
response.Diagnostics.Append(validatordiag.InvalidAttributeValueMatchDiagnostic(
request.Path,
v.Description(ctx),
value.String(),
))
}
// OneOfCaseInsensitive checks that the String held in the attribute
// is one of the given `values`.
func OneOfCaseInsensitive(values ...string) validator.String {
frameworkValues := make([]types.String, 0, len(values))
for _, value := range values {
frameworkValues = append(frameworkValues, types.StringValue(value))
}
return oneOfCaseInsensitiveValidator{
values: frameworkValues,
}
}