53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
package html
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import . "github.com/vektah/goparsify"
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func Parse(input string) (result Node, remaining string, err error) {
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return ParseString(tag, input)
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}
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type Tag struct {
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Name string
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Attributes map[string]string
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Body []Node
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}
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var (
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tag Parser
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identifier = Merge(And(Range("a-z", 1, 1), Range("a-zA-Z0-9", 0)))
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text = CharRunUntil("<>")
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element = Any(text, &tag)
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elements = Kleene(element)
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//attr := And(identifier, equal, String())
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attr = And(WS, identifier, WS, "=", WS, Any(String('"'), String('\'')))
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attrs = Map(Kleene(attr, WS), func(node Node) Node {
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nodes := node.([]Node)
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attr := map[string]string{}
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for _, attrNode := range nodes {
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attrNodes := attrNode.([]Node)
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attr[attrNodes[0].(string)] = attrNodes[2].(string)
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}
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return attr
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})
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tstart = And("<", identifier, attrs, ">")
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tend = And("</", identifier, ">")
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)
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func init() {
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tag = Map(And(tstart, elements, tend), func(node Node) Node {
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nodes := node.([]Node)
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openTag := nodes[0].([]Node)
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return Tag{
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Name: openTag[1].(string),
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Attributes: openTag[2].(map[string]string),
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Body: nodes[1].([]Node),
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}
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})
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}
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