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Implement XML data support

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Example:

```
{{ with resources.Get "https://example.com/rss.xml" | transform.Unmarshal }}
    {{ range .channel.item }}
        <strong>{{ .title | plainify | htmlUnescape }}</strong><br />
        <p>{{ .description | plainify | htmlUnescape }}</p>
        {{ $link := .link | plainify | htmlUnescape }}
        <a href="{{ $link }}">{{ $link }}</a><br />
        <hr>
    {{ end }}
{{ end }}
```

Closes #4470
This commit is contained in:
Paul van Brouwershaven 2021-12-02 17:30:36 +01:00 • committed by GitHub
parent 58adbeef88
commit 0eaaa8fee3
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12 changed files with 167 additions and 12 deletions
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55
parser/metadecoders/decoder_test.go
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@ -20,6 +20,59 @@ import (
qt "github.com/frankban/quicktest"
)
func TestUnmarshalXML(t *testing.T) {
c := qt.New(t)
xmlDoc := `<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<rss version="2.0"
xmlns:atom="http://www.w3.org/2005/Atom">
<channel>
<title>Example feed</title>
<link>https://example.com/</link>
<description>Example feed</description>
<generator>Hugo -- gohugo.io</generator>
<language>en-us</language>
<copyright>Example</copyright>
<lastBuildDate>Fri, 08 Jan 2021 14:44:10 +0000</lastBuildDate>
<atom:link href="https://example.com/feed.xml" rel="self" type="application/rss+xml"/>
<item>
<title>Example title</title>
<link>https://example.com/2021/11/30/example-title/</link>
<pubDate>Tue, 30 Nov 2021 15:00:00 +0000</pubDate>
<guid>https://example.com/2021/11/30/example-title/</guid>
<description>Example description</description>
</item>
</channel>
</rss>`
expect := map[string]interface{}{
"-atom": "http://www.w3.org/2005/Atom", "-version": "2.0",
"channel": map[string]interface{}{
"copyright": "Example",
"description": "Example feed",
"generator": "Hugo -- gohugo.io",
"item": map[string]interface{}{
"description": "Example description",
"guid": "https://example.com/2021/11/30/example-title/",
"link": "https://example.com/2021/11/30/example-title/",
"pubDate": "Tue, 30 Nov 2021 15:00:00 +0000",
"title": "Example title"},
"language": "en-us",
"lastBuildDate": "Fri, 08 Jan 2021 14:44:10 +0000",
"link": []interface{}{"https://example.com/", map[string]interface{}{
"-href": "https://example.com/feed.xml",
"-rel": "self",
"-type": "application/rss+xml"}},
"title": "Example feed",
}}
d := Default
m, err := d.Unmarshal([]byte(xmlDoc), XML)
c.Assert(err, qt.IsNil)
c.Assert(m, qt.DeepEquals, expect)
}
func TestUnmarshalToMap(t *testing.T) {
c := qt.New(t)
@ -38,6 +91,7 @@ func TestUnmarshalToMap(t *testing.T) {
{"a: Easy!\nb:\n c: 2\n d: [3, 4]", YAML, map[string]interface{}{"a": "Easy!", "b": map[string]interface{}{"c": 2, "d": []interface{}{3, 4}}}},
{"a:\n true: 1\n false: 2", YAML, map[string]interface{}{"a": map[string]interface{}{"true": 1, "false": 2}}},
{`{ "a": "b" }`, JSON, expect},
{`<root><a>b</a></root>`, XML, expect},
{`#+a: b`, ORG, expect},
// errors
{`a = b`, TOML, false},
@ -72,6 +126,7 @@ func TestUnmarshalToInterface(t *testing.T) {
{`#+DATE: <2020-06-26 Fri>`, ORG, map[string]interface{}{"date": "2020-06-26"}},
{`a = "b"`, TOML, expect},
{`a: "b"`, YAML, expect},
{`<root><a>b</a></root>`, XML, expect},
{`a,b,c`, CSV, [][]string{{"a", "b", "c"}}},
{"a: Easy!\nb:\n c: 2\n d: [3, 4]", YAML, map[string]interface{}{"a": "Easy!", "b": map[string]interface{}{"c": 2, "d": []interface{}{3, 4}}}},
// errors