22 lines
947 B
Scheme
22 lines
947 B
Scheme
(define (resolve-inherit-entry-in-list alist entry)
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(let* ((key (car entry))
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(attributes (cdr entry))
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(inherits (assoc-ref attributes "inherits")))
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(if inherits
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(let* ((alist-without-entry (alist-delete key alist))
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(inherit-entry (assoc inherits alist-without-entry))
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(inherits-attributes (if inherit-entry (alist-copy (cdr (resolve-inherit-entry-in-list alist-without-entry inherit-entry)))))
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(override-attributes (alist-delete "inherits" attributes)))
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(if inherit-entry
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(begin
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(for-each (lambda (attribute) (assoc-set! inherits-attributes (car attribute) (cdr attribute))) override-attributes)
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(cons key inherits-attributes)
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)
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(ly:error "~a can not inherit from ~a" key inherits))
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)
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entry
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)))
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(define (resolve-inherits alist)
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(map (lambda (entry) (resolve-inherit-entry-in-list alist entry)) alist)
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) |