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result_with_hash
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require "erb" | |
erb_obj = ERB.new("<%=name%> \"Hello <%=first_name%> <%=last_name%>!\"") | |
name = 'honoka' | |
last_name = 'kousaka' | |
puts erb_obj.result_with_hash(first_name: 'kotori', last_name: 'minami') | |
puts "Top level name is #{name}, #{last_name}" | |
user = {first_name: 'umi', last_name: 'sonoda'} | |
puts erb_obj.result_with_hash(user) | |
puts "Top level name is #{name}, #{last_name}" |
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honoka "Hello kotori minami!" | |
Top level name is honoka, kousaka | |
honoka "Hello umi sonoda!" | |
Top level name is honoka, kousaka |
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def result_with_hash(hash) | |
b = new_toplevel | |
backup = {} | |
news = [] | |
hash.each_pair do |key, value| | |
if b.local_variable_defined?(key) | |
backup[key] = b.local_variable_get(key) | |
else | |
news << key | |
end | |
b.local_variable_set(key, value) | |
end | |
ret = result(b) | |
backup.each_pair do |key, value| | |
b.local_variable_set(key, value) | |
end | |
news.each { |key| b.local_variable_set(key, nil) } | |
ret | |
end |
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honoka "Hello kotori minami!" | |
Top level name is honoka, minami # we want to honoka kousaka | |
honoka "Hello umi sonoda!" | |
Top level name is honoka, sonoda # we want to honoka kousaka |
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