for people who face: typeerror: cannot read properties of undefined (reading 'pipe')

[delai]

Describe the bug

add

    if (value.constructor.name === 'I18nContext') {
      return value
    }

at the beginning of the transform function in your ValidationPipe like this

Reproduction

@I18n() i18n: I18nContext

System Info

@I18n() i18n: I18nContext

Used Package Manager

npm

Validations

• [X] Follow our Code of Conduct
• [X] Read the Contributing Guide.
• [X] Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• [X] Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.
• [X] The provided reproduction is a minimal reproducible of the bug.