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fix(markdown@v5): fix magic block null cases. #508

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rafegoldberg merged 5 commits into from
Mar 6, 2020
Merged

fix(markdown@v5): fix magic block null cases. #508

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60f6a41
fix empty table th parsing
rafegoldberg Jan 24, 2020
a9d6369
clean up embed
rafegoldberg Jan 24, 2020
0231f32
Update magic-block-parser.js
rafegoldberg Mar 6, 2020
5fed65d
fix more null cases
rafegoldberg Mar 6, 2020
812d018
test(magic-block-parser): meet min coverage threshold
rafegoldberg Mar 6, 2020
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65 changes: 1 addition & 64 deletions packages/markdown/components/Embed.jsx
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Open in desktop
Original file line number Diff line number Diff line change
@@ -1,74 +1,11 @@
const React = require('react');
const propTypes = require('prop-types');

// const Embedly = require('embedly');
// const api =
// process.env.NODE_ENV !== 'test'
// ? new Embedly({ key: '' })
// : {
// extract: (opts, cb) => {
// cb(false, [{ media: { html: 'testing' } }]);
// },
// };

class Embed extends React.Component {
constructor(props) {
super(props);
this.state = {
embedly: false,
};
}

// componentDidMount() {
// this.getEmbed();
// }

/* istanbul ignore next */
// getGist(data) {
// const [, gistID] = this.props.url.match(
// /(?:gist.github.com\/(?:.[-_a-zA-Z0-9]+\/)?([-_a-zA-Z0-9]*)(?:\.git|\.js)?)/,
// );
// fetch(`https://api.github.com/gists/${gistID}`)
// .then(r => r.json())
// .then(gist => {
// const files = gist.files;
// const keys = Object.keys(files);
// const file = files[keys[0]];
// data.media.html = `<pre><code>${file.content}</code></pre>`;
// this.setState({ embedly: data });
// });
// }

/* istanbul ignore next */
// getEmbed() {
// api.extract({ url: this.props.url }, (err, obj) => {
// if (err) {
// // eslint-disable-next-line no-console
// console.error(err);
// return err;
// }
// const result = obj[0];
// if (result.provider_display === 'gist.github.com') return this.getGist(result);
// return this.setState({ embedly: result });
// });
// }

render() {
return (
<div className="embed">
<div
className="embed-media"
dangerouslySetInnerHTML={{ __html: this.props.html }}
// dangerouslySetInnerHTML={
// (typeof this.state.embedly === 'object' &&
// 'media' in this.state.embedly &&
// 'html' in this.state.embedly.media && { __html: this.state.embedly.media.html }) || {
// __html: this.state.embedly.error_message,
// } || {
// __html: 'Loading...',
// }
// }
></div>
<div className="embed-media" dangerouslySetInnerHTML={{ __html: this.props.html }}></div>
</div>
);
}
Expand Down
64 changes: 32 additions & 32 deletions packages/markdown/processor/parse/magic-block-parser.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,8 @@ function tokenize(eat, value) {
type = type.trim();
json = (json && JSON.parse(json)) || {};

if (Object.keys(json).length < 1) return eat(match);

switch (type) {
case 'code': {
const children = json.codes.map(obj => ({
Expand Down Expand Up @@ -57,40 +59,40 @@ function tokenize(eat, value) {
{
type: 'heading',
depth: json.level || 2,
children: this.tokenizeInline(json.title, eat.now()),
children: 'title' in json ? this.tokenizeInline(json.title, eat.now()) : '',
},
json
)
);
}
case 'image': {
return eat(match)(
WrapPinnedBlocks(
json.images.map(img => {
const [url, title] = img.image;
return {
type: 'image',
url,
title,
alt: img.caption,
data: {
hProperties: {
caption: img.caption,
},
},
};
})[0],
json
)
);
const imgs = json.images.map(img => {
const [url, title] = img.image;
return {
type: 'image',
url,
title,
alt: img.caption,
data: {
hProperties: {
caption: img.caption,
},
},
};
});
const img = imgs[0];

if (!img.url) return eat(match);
return eat(match)(WrapPinnedBlocks(img, json));
}
case 'callout': {
json.type = {
const types = {
info: ['ℹ', 'info'],
success: ['👍', 'okay'],
warning: ['⚠️', 'warn'],
danger: ['❗️', 'error'],
}[json.type];
};
json.type = json.type in types ? types[json.type] : [json.icon || '👍', json.type];

@erunion erunion Mar 6, 2020

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Is this to handle cases where people have emoji in their docs that we don't recognize as types?

@rafegoldberg rafegoldberg Mar 6, 2020

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Kind of, but it’s really more to account for cases in which users have hardcoded an item option in the magic block's JSON which doesn't correspond to one of our pre-approved themes. (Found this edge case in the Branch docs.)

const [icon, theme] = json.type;
return eat(match)(
WrapPinnedBlocks(
Expand Down Expand Up @@ -133,18 +135,16 @@ function tokenize(eat, value) {
type: row ? 'tableCell' : 'tableHead',
children: this.tokenizeInline(val, eat.now()),
};
// convert falsey values to empty strings
sum[row].children = [...sum[row].children].map(v => v || '');
return sum;
}, []);
return eat(match)(
WrapPinnedBlocks(
{
type: 'table',
align: 'align' in json ? json.align : new Array(json.cols).fill('left'),
children,
},
json
)
);
const table = {
type: 'table',
align: 'align' in json ? json.align : new Array(json.cols).fill('left'),
children: children.filter(v => v || false),
};
return eat(match)(WrapPinnedBlocks(table, json));
}
case 'embed': {
json.title = json.title || 'Embed';
Expand Down