NAME
Catmandu::Fix::Condition::marc_has - Test if a MARC (sub)field exists
SYNOPSIS
# marc_has(MARC_PATH)
unless marc_has('245')
add_field('error.$append','no 245 value!')
end
DESCRIPTION
Evaluate the enclosing fixes only if the MARC (sub)field exists.
METHODS
marc_has(MARC_PATH)
Evaluates to true when the MARC_PATH values exists, false otherwise.