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WIP - poc(helpers): Generate validation errors #1

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WIP - poc(helpers): Generate validation errors #1

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b7b8579
poc(helpers): generate validation errors
ttbarnes Mar 26, 2024
834fdfa
poc(helpers): generate validation error
ttbarnes Mar 26, 2024
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40 changes: 40 additions & 0 deletions packages/govuk-frontend/src/govuk/helpers/generate-validation-error.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,40 @@
/**
* Generate an error count, error list and summary for GOV design summary errors.
*
* @param {string} [fieldId] - Field ID
* @param {string} [text] - Text
* @param {object} [errors] - Previous validation errors
* @returns {object} Error count, errorList and summary
*/
const generateValidationError = (
fieldId,
text,
errors = { errorList: {}, summary: [] }
) => {
const existingErrors = Object.keys(errors.errorList ?? {})
const totalNewErrors = existingErrors.length + 1

const errorList = {
...errors.errorList,
[fieldId]: {
text,
order: totalNewErrors
}
}

const summary = [
...errors.summary,
{
text,
href: `#${fieldId}`
}
]

return {
count: totalNewErrors,
errorList,
summary
}
}

module.exports = generateValidationError