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package gcss |
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|
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import "io" |
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|
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// element represents an element of GCSS source codes. |
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type element interface { |
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io.WriterTo |
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AppendChild(child element) |
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Base() *elementBase |
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SetContext(*context) |
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Context() *context |
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} |
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|
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// newElement creates and returns an element. |
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func newElement(ln *line, parent element) (element, error) { |
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var e element |
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var err error |
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|
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switch { |
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case ln.isComment(): |
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e = newComment(ln, parent) |
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case ln.isAtRule(): |
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e = newAtRule(ln, parent) |
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case ln.isMixinDeclaration(): |
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// error can be ignored becuase the line is checked beforehand |
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// by calling `ln.isMixinDeclaration()`. |
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e, _ = newMixinDeclaration(ln, parent) |
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case ln.isMixinInvocation(): |
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// error can be ignored becuase the line is checked beforehand |
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// by calling `ln.isMixinInvocation()`. |
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e, _ = newMixinInvocation(ln, parent) |
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case ln.isVariable(): |
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e, err = newVariable(ln, parent) |
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case ln.isDeclaration(): |
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e, err = newDeclaration(ln, parent) |
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default: |
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e, err = newSelector(ln, parent) |
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} |
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|
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return e, err |
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} |
