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Line 2: |
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| function str.producer( frame ) | | function str.producer( frame ) |
| local new_args = str._getParameters( frame.args, { 'source' } ) | | local new_args = str.args[1] |
| local content = new_args['source'] or '' | | local content = new_args['source'] or '' |
| if content == '' then | | if content == '' then |
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| return content | | return content |
| end
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| --[[
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| Helper function that populates the argument list given that user may need to use a mix of
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| named and unnamed parameters. This is relevant because named parameters are not
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| identical to unnamed parameters due to string trimming, and when dealing with strings
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| we sometimes want to either preserve or remove that whitespace depending on the application.
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| ]]
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| function str._getParameters( frame_args, arg_list )
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| local new_args = {}
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| local index = 1
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| local value
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|
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| for _, arg in ipairs( arg_list ) do
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| value = frame_args[arg]
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| if value == nil then
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| value = frame_args[index]
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| index = index + 1
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| end
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| new_args[arg] = value
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| end
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|
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| return new_args
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| end | | end |
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| return str | | return str |