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HTML: Fix format on style[lang="sass"] #9051

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merged 12 commits into from Aug 25, 2020
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2 changes: 1 addition & 1 deletion changelog_unreleased/TEMPLATE.md
Expand Up @@ -24,7 +24,7 @@

#### Title ([#XXXX](https://github.com/prettier/prettier/pull/XXXX) by [@user](https://github.com/user))

Optional description if it makes sense.
<!-- Optional description if it makes sense. -->

<!-- prettier-ignore -->
```jsx
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21 changes: 21 additions & 0 deletions changelog_unreleased/html/pr-9051.md
@@ -0,0 +1,21 @@
#### Fix format on `style[lang="sass"]` ([#9051](https://github.com/prettier/prettier/pull/9051) by [@fisker](https://github.com/fisker))

<!-- prettier-ignore -->
```jsx
<!-- Input -->
<style lang="sass">
.hero
@include background-centered
</style>

<!-- Prettier stable -->
<style lang="sass">
.hero @include background-centered;
</style>

<!-- Prettier master -->
<style lang="sass">
.hero
@include background-centered
</style>
```
8 changes: 3 additions & 5 deletions src/language-html/utils.js
Expand Up @@ -399,7 +399,7 @@ function _inferScriptParser(node) {

function inferStyleParser(node) {
const { lang } = node.attrMap;
if (lang === "postcss" || lang === "css") {
if (!lang || lang === "postcss" || lang === "css") {
return "css";
}

Expand All @@ -421,14 +421,12 @@ function inferScriptParser(node, options) {
}

if (node.name === "style") {
return inferStyleParser(node) || "css";
return inferStyleParser(node);
}

if (options && isVueNonHtmlBlock(node, options)) {
return (
_inferScriptParser(node) ||
inferStyleParser(node) ||
getParserName(node.attrMap.lang, options)
_inferScriptParser(node) || getParserName(node.attrMap.lang, options)
);
}
}
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71 changes: 71 additions & 0 deletions tests/html/multiparser/unknown/__snapshots__/jsfmt.spec.js.snap
@@ -0,0 +1,71 @@
// Jest Snapshot v1, https://goo.gl/fbAQLP

exports[`unknown-lang.html format 1`] = `
====================================options=====================================
parsers: ["html"]
printWidth: 80
| printWidth
=====================================input======================================
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<style lang="unknown">
foo
bar
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@fisker fisker Aug 25, 2020

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One second, I need change this to valid css, because the parser might still be css and it throws.

</style>

<script lang="unknown">
foo
bar
</script>

<script type="unknown">
foo
bar
</script>

<script type="unknown" lang="unknown">
foo
bar
</script>
</body>
</html>

=====================================output=====================================
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
</head>
<body>
<style lang="unknown">
foo
bar
fisker marked this conversation as resolved.
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</style>

<script lang="unknown">
foo
bar
</script>

<script type="unknown">
foo
bar
</script>

<script type="unknown" lang="unknown">
foo
bar
</script>
</body>
</html>

================================================================================
`;
1 change: 1 addition & 0 deletions tests/html/multiparser/unknown/jsfmt.spec.js
@@ -0,0 +1 @@
run_spec(__dirname, ["html"]);
60 changes: 60 additions & 0 deletions tests/vue/multiparser/__snapshots__/jsfmt.spec.js.snap
Expand Up @@ -164,6 +164,66 @@ printWidth: 80
================================================================================
`;

exports[`unknown.vue format 1`] = `
====================================options=====================================
parsers: ["vue"]
printWidth: 80
Copy link
Member

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Can you add tests for the case --vue-indent-script-and-style is true?

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embeddedLanguageFormatting: "off" vueIndentScriptAndStyle: true tested

| printWidth
=====================================input======================================
<style lang="unknown">
foo
bar
</style>

<script lang="unknown">
foo
bar
</script>

<script type="unknown">
foo
bar
</script>

<script type="unknown" lang="unknown">
foo
bar
</script>

<template lang="unknown">
foo
bar
</template>

=====================================output=====================================
<style lang="unknown">
foo
bar
</style>

<script lang="unknown">
foo
bar
</script>

<script type="unknown">
foo
bar
</script>

<script type="unknown" lang="unknown">
foo
bar
</script>

<template lang="unknown">
foo
bar
</template>

================================================================================
`;

exports[`vue-component.vue format 1`] = `
====================================options=====================================
parsers: ["vue"]
Expand Down
2 changes: 1 addition & 1 deletion tests_config/run_spec.js
Expand Up @@ -36,7 +36,7 @@ const unstableTests = new Map(
"js/comments-closure-typecast/iife.js",
"markdown/spec/example-234.md",
"markdown/spec/example-235.md",
"html/multiparser-js/script-tag-escaping.html",
"html/multiparser/js/script-tag-escaping.html",
[
"js/multiparser-markdown/codeblock.js",
(options) => options.proseWrap === "always",
Expand Down