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Adds a custom Stylelint rule to prevent usages of /deep/ inside selectors.

Relates #4726.

Adds a custom Stylelint rule to prevent usages of `/deep/` inside selectors.

Relates angular#4726.
@googlebot googlebot added the cla: yes PR author has agreed to Google's Contributor License Agreement label May 27, 2017

const ruleName = 'material/selector-no-deep';
const messages = stylelint.utils.ruleMessages(ruleName, {
expected: selector => `Usage of the /deep/ in "${selector}" is now allowed`,
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"now allowed" -> "not allowed"

if (rule.parent.type === 'rule' &&
isStandardSyntaxRule(rule) &&
isStandardSyntaxSelector(rule.selector) &&
rule.selector.indexOf('/deep/') > -1) {
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rule.selector.includes('/deep/') ?

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I'm not sure what the support for that one is in Node. It's not terribly good in browsers.

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It's fine in node. I use it all the time in our dgeni tooling

@crisbeto
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Addressed the feedback @jelbourn.

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LGTM

@jelbourn jelbourn added pr: lgtm action: merge The PR is ready for merge by the caretaker and removed pr: needs review labels May 30, 2017
@mmalerba mmalerba merged commit 8804caf into angular:master May 31, 2017
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4 participants