eachError
Purpose
Loops through each error of the specified bean or model. If no arguments are specified it will go through all model attributes and check for errors.
Examples
Loop through each error in the "book" bean:<g:eachError bean="${book}">
<li>${it}</li>
</g:eachError><g:eachError bean="${book}" field="title">
<li>${it}</li>
</g:eachError><g:eachError model="${[book1:book1,book2:book2]}" field="title">
<li>${it}</li>
</g:eachError><g:eachError bean="${book}">
<li><g:message error="${it}"/></li>
</g:eachError>Description
Attributes
bean (optional) - The instance of the bean to check for errorsmodel (optional) - The name of model, an map instance, to check for errorsfield (optional) - The field within the bean or model to check for errors for
Source
Show Source
def eachError = { attrs, body ->
eachErrorInternal(attrs,body,true)
} def eachErrorInternal(attrs, body, outputResult=false) {
def errorsList = extractErrors(attrs)
def var = attrs.var
def field = attrs['field'] def errorList = []
errorsList.each { errors ->
if(field) {
if(errors.hasFieldErrors(field)) {
errorList += errors.getFieldErrors(field)
}
} else {
errorList += errors.allErrors
}
} errorList.each { error ->
def result
if(var) {
result=body([(var):error])
} else {
result=body(error)
}
if(outputResult) {
out << result
}
} null
}