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newline.go
46 lines (37 loc) · 785 Bytes
/
newline.go
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// Copyright 2015 The Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package markdown
func ruleNewline(s *StateInline, silent bool) (_ bool) {
pos := s.Pos
src := s.Src
if src[pos] != '\n' {
return
}
pending := s.Pending.Bytes()
n := len(pending) - 1
if !silent {
if n >= 0 && pending[n] == ' ' {
if n >= 1 && pending[n-1] == ' ' {
n -= 2
for n >= 0 && pending[n] == ' ' {
n--
}
s.Pending.Truncate(n + 1)
s.PushToken(&Hardbreak{})
} else {
s.Pending.Truncate(n)
s.PushToken(&Softbreak{})
}
} else {
s.PushToken(&Softbreak{})
}
}
pos++
max := s.PosMax
for pos < max && src[pos] == ' ' {
pos++
}
s.Pos = pos
return true
}