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49 lines
1.0 KiB
Go
49 lines
1.0 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package math
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import (
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"github.com/yuin/goldmark/ast"
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"github.com/yuin/goldmark/util"
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)
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// Inline struct represents inline math e.g. $...$ or \(...\)
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type Inline struct {
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ast.BaseInline
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}
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// Inline implements Inline.Inline.
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func (n *Inline) Inline() {}
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// IsBlank returns if this inline node is empty
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func (n *Inline) IsBlank(source []byte) bool {
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for c := n.FirstChild(); c != nil; c = c.NextSibling() {
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text := c.(*ast.Text).Segment
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if !util.IsBlank(text.Value(source)) {
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return false
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}
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}
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return true
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}
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// Dump renders this inline math as debug
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func (n *Inline) Dump(source []byte, level int) {
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ast.DumpHelper(n, source, level, nil, nil)
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}
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// KindInline is the kind for math inline
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var KindInline = ast.NewNodeKind("MathInline")
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// Kind returns KindInline
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func (n *Inline) Kind() ast.NodeKind {
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return KindInline
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}
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// NewInline creates a new ast math inline node
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func NewInline() *Inline {
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return &Inline{
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BaseInline: ast.BaseInline{},
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}
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}
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