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a11y: warn about href="javascript:void(0)" #4733

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Merged
merged 3 commits into from
Apr 28, 2020
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a11y: warn about href="javascript:void(0)" #4733

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f10de51
a11y: warn about href="javascript:void(0)"
kjj6198 Apr 27, 2020
b7b86d4
add missing `:`
kjj6198 Apr 27, 2020
d39f2b8
make URI schemes case insecsitive.
kjj6198 Apr 28, 2020
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add missing :
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@kjj6198
kjj6198 committed Apr 27, 2020
commit b7b86d46ad6ae6330c3f8691eddd44378a79aa6b
2 changes: 1 addition & 1 deletion src/compiler/compile/nodes/Element.ts
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Expand Up @@ -428,7 +428,7 @@ export default class Element extends Node {
if (attribute) {
const value = attribute.get_static_value();

if (value === '' || value === '#' || /^\W*?javascript/.test(value)) {
if (value === '' || value === '#' || /^\W*javascript:/.test(value)) {
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@bwbroersma bwbroersma Apr 28, 2020 •
edited
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A case insensitive check should be done, since URI schemes are case insensitive RFC 2396:

/^\W*javascript:/i.test(value)

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@kjj6198 kjj6198 Apr 28, 2020 •
edited
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thanks for the information!

component.warn(attribute, {
code: `a11y-invalid-attribute`,
message: `A11y: '${value}' is not a valid ${attribute.name} attribute`
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