-
Notifications
You must be signed in to change notification settings - Fork 1.3k
Expand file tree
/
Copy pathmarkdown.go
More file actions
110 lines (103 loc) · 2.84 KB
/
markdown.go
File metadata and controls
110 lines (103 loc) · 2.84 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
package render
import (
"bytes"
"strings"
"github.com/charmbracelet/glamour"
"github.com/charmbracelet/glamour/ansi"
gomarkdown "github.com/gomarkdown/markdown"
"github.com/gomarkdown/markdown/html"
"github.com/gomarkdown/markdown/parser"
"golang.org/x/xerrors"
)
var plaintextStyle = ansi.StyleConfig{
Document: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
BlockQuote: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
Paragraph: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
List: ansi.StyleList{
StyleBlock: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
LevelIndent: 4,
},
Heading: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H1: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H2: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H3: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H4: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H5: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
H6: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
Strikethrough: ansi.StylePrimitive{},
Emph: ansi.StylePrimitive{},
Strong: ansi.StylePrimitive{},
HorizontalRule: ansi.StylePrimitive{},
Item: ansi.StylePrimitive{},
Enumeration: ansi.StylePrimitive{
BlockPrefix: ". ",
}, Task: ansi.StyleTask{},
Link: ansi.StylePrimitive{
Format: "({{.text}})",
},
LinkText: ansi.StylePrimitive{
Format: "{{.text}}",
},
ImageText: ansi.StylePrimitive{
Format: "{{.text}}",
},
Image: ansi.StylePrimitive{
Format: "({{.text}})",
},
Code: ansi.StyleBlock{
StylePrimitive: ansi.StylePrimitive{},
},
CodeBlock: ansi.StyleCodeBlock{
StyleBlock: ansi.StyleBlock{},
},
Table: ansi.StyleTable{},
DefinitionDescription: ansi.StylePrimitive{},
}
// PlaintextFromMarkdown function converts the description with optional Markdown tags
// to the plaintext form.
func PlaintextFromMarkdown(markdown string) (string, error) {
renderer, err := glamour.NewTermRenderer(
glamour.WithStandardStyle("ascii"),
glamour.WithWordWrap(0), // don't need to add spaces in the end of line
glamour.WithStyles(plaintextStyle),
)
if err != nil {
return "", xerrors.Errorf("can't initialize the Markdown renderer: %w", err)
}
output, err := renderer.Render(markdown)
if err != nil {
return "", xerrors.Errorf("can't render description to plaintext: %w", err)
}
defer renderer.Close()
return strings.TrimSpace(output), nil
}
func HTMLFromMarkdown(markdown string) string {
p := parser.NewWithExtensions(parser.CommonExtensions | parser.HardLineBreak) // Added HardLineBreak.
doc := p.Parse([]byte(markdown))
renderer := html.NewRenderer(html.RendererOptions{
Flags: html.CommonFlags | html.SkipHTML,
})
return string(bytes.TrimSpace(gomarkdown.Render(doc, renderer)))
}