mirror of https://github.com/go-gitea/gitea.git
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
|
|
// Use of this source code is governed by a MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package math
|
|
|
|
import (
|
|
"github.com/yuin/goldmark/ast"
|
|
"github.com/yuin/goldmark/util"
|
|
)
|
|
|
|
// Inline represents inline math e.g. $...$ or \(...\)
|
|
type Inline struct {
|
|
ast.BaseInline
|
|
}
|
|
|
|
// Inline implements Inline.Inline.
|
|
func (n *Inline) Inline() {}
|
|
|
|
// IsBlank returns if this inline node is empty
|
|
func (n *Inline) IsBlank(source []byte) bool {
|
|
for c := n.FirstChild(); c != nil; c = c.NextSibling() {
|
|
text := c.(*ast.Text).Segment
|
|
if !util.IsBlank(text.Value(source)) {
|
|
return false
|
|
}
|
|
}
|
|
return true
|
|
}
|
|
|
|
// Dump renders this inline math as debug
|
|
func (n *Inline) Dump(source []byte, level int) {
|
|
ast.DumpHelper(n, source, level, nil, nil)
|
|
}
|
|
|
|
// KindInline is the kind for math inline
|
|
var KindInline = ast.NewNodeKind("MathInline")
|
|
|
|
// Kind returns KindInline
|
|
func (n *Inline) Kind() ast.NodeKind {
|
|
return KindInline
|
|
}
|
|
|
|
// NewInline creates a new ast math inline node
|
|
func NewInline() *Inline {
|
|
return &Inline{
|
|
BaseInline: ast.BaseInline{},
|
|
}
|
|
}
|