| // Copyright (c) HashiCorp, Inc. |
| // SPDX-License-Identifier: BUSL-1.1 |
| |
| package statekeys |
| |
| import ( |
| "strings" |
| ) |
| |
| // rawKeyBuilder is a helper for building multi-field keys in the format |
| // that's expected by [cutKeyField]. |
| // |
| // The zero value of rawKeyBuilder is ready to use. |
| type rawKeyBuilder struct { |
| b strings.Builder |
| w bool |
| } |
| |
| // AppendField appends the given string to the key-in-progress as an additional |
| // field. |
| // |
| // The given string must not contain any unquoted commas, because comma is the |
| // field delimiter. If given an invalid field value this function will panic. |
| func (b *rawKeyBuilder) AppendField(s string) { |
| if keyDelimiterIdx(s) != -1 { |
| panic("key field contains the field delimiter") |
| } |
| if b.w { |
| b.b.WriteByte(',') |
| } |
| b.w = true |
| b.b.WriteString(s) |
| } |
| |
| // Raw returns the assembled raw key string. |
| func (b *rawKeyBuilder) Raw() string { |
| return b.b.String() |
| } |
