mirror of https://github.com/k3s-io/k3s
60 lines
1.2 KiB
Go
60 lines
1.2 KiB
Go
package pongo2
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// Doc = { ( Filter | Tag | HTML ) }
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func (p *Parser) parseDocElement() (INode, *Error) {
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t := p.Current()
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switch t.Typ {
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case TokenHTML:
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n := &nodeHTML{token: t}
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left := p.PeekTypeN(-1, TokenSymbol)
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right := p.PeekTypeN(1, TokenSymbol)
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n.trimLeft = left != nil && left.TrimWhitespaces
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n.trimRight = right != nil && right.TrimWhitespaces
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p.Consume() // consume HTML element
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return n, nil
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case TokenSymbol:
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switch t.Val {
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case "{{":
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// parse variable
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variable, err := p.parseVariableElement()
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if err != nil {
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return nil, err
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}
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return variable, nil
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case "{%":
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// parse tag
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tag, err := p.parseTagElement()
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if err != nil {
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return nil, err
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}
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return tag, nil
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}
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}
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return nil, p.Error("Unexpected token (only HTML/tags/filters in templates allowed)", t)
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}
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func (tpl *Template) parse() *Error {
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tpl.parser = newParser(tpl.name, tpl.tokens, tpl)
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doc, err := tpl.parser.parseDocument()
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if err != nil {
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return err
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}
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tpl.root = doc
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return nil
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}
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func (p *Parser) parseDocument() (*nodeDocument, *Error) {
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doc := &nodeDocument{}
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for p.Remaining() > 0 {
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node, err := p.parseDocElement()
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if err != nil {
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return nil, err
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}
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doc.Nodes = append(doc.Nodes, node)
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}
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return doc, nil
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}
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