81 lines
1.5 KiB
Go
81 lines
1.5 KiB
Go
// Copyright 2015 The Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package markdown
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import "strings"
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func ruleLHeading(s *StateBlock, startLine, endLine int, silent bool) bool {
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nextLine := startLine + 1
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if s.SCount[startLine]-s.BlkIndent >= 4 {
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return false
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}
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oldParentType := s.ParentType
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s.ParentType = ptParagraph
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src := s.Src
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var pos int
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var hLevel int
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outer:
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for ; nextLine < endLine && !s.IsLineEmpty(nextLine); nextLine++ {
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if s.SCount[nextLine]-s.BlkIndent > 3 {
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continue
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}
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if s.SCount[nextLine] >= s.BlkIndent {
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pos = s.BMarks[nextLine] + s.TShift[nextLine]
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max := s.EMarks[nextLine]
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if pos < max {
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marker := src[pos]
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if marker == '-' || marker == '=' {
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pos = s.SkipBytes(pos, marker)
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pos = s.SkipSpaces(pos)
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if pos >= max {
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hLevel = 1
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if marker == '-' {
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hLevel++
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}
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break
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}
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}
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}
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}
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if s.SCount[nextLine] < 0 {
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continue
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}
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for _, r := range paragraphTerminatedBy {
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if r(s, nextLine, endLine, true) {
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break outer
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}
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}
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}
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if hLevel == 0 {
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return false
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}
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s.Line = nextLine + 1
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s.PushOpeningToken(&HeadingOpen{
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HLevel: hLevel,
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Map: [2]int{startLine, s.Line},
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})
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s.PushToken(&Inline{
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Content: strings.TrimSpace(s.Lines(startLine, nextLine, s.BlkIndent, false)),
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Map: [2]int{startLine, s.Line - 1},
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})
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s.PushClosingToken(&HeadingClose{HLevel: hLevel})
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s.ParentType = oldParentType
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return true
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}
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