mirror of https://gitea.com/gitea/tea.git
51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package parser
|
|
|
|
import (
|
|
"github.com/yuin/goldmark/ast"
|
|
"github.com/yuin/goldmark/text"
|
|
)
|
|
|
|
type emphasisDelimiterProcessor struct {
|
|
}
|
|
|
|
func (p *emphasisDelimiterProcessor) IsDelimiter(b byte) bool {
|
|
return b == '*' || b == '_'
|
|
}
|
|
|
|
func (p *emphasisDelimiterProcessor) CanOpenCloser(opener, closer *Delimiter) bool {
|
|
return opener.Char == closer.Char
|
|
}
|
|
|
|
func (p *emphasisDelimiterProcessor) OnMatch(consumes int) ast.Node {
|
|
return ast.NewEmphasis(consumes)
|
|
}
|
|
|
|
var defaultEmphasisDelimiterProcessor = &emphasisDelimiterProcessor{}
|
|
|
|
type emphasisParser struct {
|
|
}
|
|
|
|
var defaultEmphasisParser = &emphasisParser{}
|
|
|
|
// NewEmphasisParser return a new InlineParser that parses emphasises.
|
|
func NewEmphasisParser() InlineParser {
|
|
return defaultEmphasisParser
|
|
}
|
|
|
|
func (s *emphasisParser) Trigger() []byte {
|
|
return []byte{'*', '_'}
|
|
}
|
|
|
|
func (s *emphasisParser) Parse(parent ast.Node, block text.Reader, pc Context) ast.Node {
|
|
before := block.PrecendingCharacter()
|
|
line, segment := block.PeekLine()
|
|
node := ScanDelimiter(line, before, 1, defaultEmphasisDelimiterProcessor)
|
|
if node == nil {
|
|
return nil
|
|
}
|
|
node.Segment = segment.WithStop(segment.Start + node.OriginalLength)
|
|
block.Advance(node.OriginalLength)
|
|
pc.PushDelimiter(node)
|
|
return node
|
|
}
|