Selectors must be placed on new lines Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Single Line Per Selector
Rule single-line-per-selector
will enforce whether selectors should be placed on a new line.
Examples
When enabled, the following are allowed:
.foo,
.bar {
content: 'baz';
}
When enabled, the following are disallowed:
.foo, .bar {
content: 'baz';
}
Class '.cookie_link' should be written in lowercase with hyphens Open
.cookie_link {
- Read upRead up
- Exclude checks
Class Name Format
Rule class-name-format
will enforce a convention for class names.
Options
-
allow-leading-underscore
:true
/false
(defaults totrue
) -
convention
:'hyphenatedlowercase'
(default),camelcase
,snakecase
,strictbem
,hyphenatedbem
, or a Regular Expression that the class name must match (e.g.^[_A-Z]+$
) -
convention-explanation
: Custom explanation to display to the user if a class doesn't adhere to the convention -
ignore
: Array of names to ignore
Example 1
Settings:
- allow-leading-underscore: true
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&._with-leading-underscore {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 2
Settings:
- allow-leading-underscore: false
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&.another-hyphenated-lowercase {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
._with-leading-underscore {
content: '';
}
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 3
Settings:
- convention: camelcase
When enabled, the following are allowed:
.camelCase {
content: '';
}
.foo {
@extend .anotherCamelCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 4
Settings:
- convention: pascalcase
When enabled, the following are allowed:
.PascalCase {
content: '';
}
.Foo {
@extend .AnotherPascalCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 5
Settings:
- convention: snakecase
When enabled, the following are allowed:
.snake_case {
content: '';
}
.foo {
@extend .another_snake_case;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 6
Settings:
- convention: strictbem
When enabled, the following are allowed:
.block-name__elem-name {
content: '';
}
.owner-name_mod-name_mod-val {
content: '';
}
.block-name__elem-name_mod-bool {
content: '';
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 7
Settings:
- convention: hyphenatedbem
When enabled, the following are allowed:
.site-search {
color: blue;
width: 50px;
height: 100%;
}
.site-search__field {
text-decoration: underline;
}
.site-search--full {
color: green;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 8
Settings:
- convention: ^[_A-Z]+$
- convention-explanation: 'Class must contain only uppercase letters and underscores'
When enabled, the following are allowed:
.SCREAMING_SNAKE_CASE {
content: '';
}
.foo {
@extend .SCREAMING_SNAKE_CASE;
}
When enabled, the following are disallowed:
(Each line with a class will report Class must contain only uppercase letters and underscores
when linted.)
.HYPHENATED-UPPERCASE {
content: '';
}
.snake_case {
content: '';
}
.foo {
@extend .camelCase;
}
Class '.cookie_link' should be written in lowercase with hyphens Open
.cookie_link:hover {
- Read upRead up
- Exclude checks
Class Name Format
Rule class-name-format
will enforce a convention for class names.
Options
-
allow-leading-underscore
:true
/false
(defaults totrue
) -
convention
:'hyphenatedlowercase'
(default),camelcase
,snakecase
,strictbem
,hyphenatedbem
, or a Regular Expression that the class name must match (e.g.^[_A-Z]+$
) -
convention-explanation
: Custom explanation to display to the user if a class doesn't adhere to the convention -
ignore
: Array of names to ignore
Example 1
Settings:
- allow-leading-underscore: true
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&._with-leading-underscore {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 2
Settings:
- allow-leading-underscore: false
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&.another-hyphenated-lowercase {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
._with-leading-underscore {
content: '';
}
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 3
Settings:
- convention: camelcase
When enabled, the following are allowed:
.camelCase {
content: '';
}
.foo {
@extend .anotherCamelCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 4
Settings:
- convention: pascalcase
When enabled, the following are allowed:
.PascalCase {
content: '';
}
.Foo {
@extend .AnotherPascalCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 5
Settings:
- convention: snakecase
When enabled, the following are allowed:
.snake_case {
content: '';
}
.foo {
@extend .another_snake_case;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 6
Settings:
- convention: strictbem
When enabled, the following are allowed:
.block-name__elem-name {
content: '';
}
.owner-name_mod-name_mod-val {
content: '';
}
.block-name__elem-name_mod-bool {
content: '';
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 7
Settings:
- convention: hyphenatedbem
When enabled, the following are allowed:
.site-search {
color: blue;
width: 50px;
height: 100%;
}
.site-search__field {
text-decoration: underline;
}
.site-search--full {
color: green;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 8
Settings:
- convention: ^[_A-Z]+$
- convention-explanation: 'Class must contain only uppercase letters and underscores'
When enabled, the following are allowed:
.SCREAMING_SNAKE_CASE {
content: '';
}
.foo {
@extend .SCREAMING_SNAKE_CASE;
}
When enabled, the following are disallowed:
(Each line with a class will report Class must contain only uppercase letters and underscores
when linted.)
.HYPHENATED-UPPERCASE {
content: '';
}
.snake_case {
content: '';
}
.foo {
@extend .camelCase;
}
Strings must use single quotes Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Quotes
Rule quotes
will enforce whether single quotes (''
) or double quotes (""
) should be used for all strings.
Options
-
style
:single
/double
(defaults tosingle
)
Examples
When style: single
, the following are allowed. When style: double
, the following are disallowed:
.foo {
content: 'bar';
}
When style: double
, the following are allowed. When style: single
, the following are disallowed:
.foo {
content: "bar";
}
Selectors must be placed on new lines Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Single Line Per Selector
Rule single-line-per-selector
will enforce whether selectors should be placed on a new line.
Examples
When enabled, the following are allowed:
.foo,
.bar {
content: 'baz';
}
When enabled, the following are disallowed:
.foo, .bar {
content: 'baz';
}
Expected border-radius
, found height
Open
height: auto;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected text-align
, found background-color
Open
background-color: $color-cookie;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected background-color
, found width
Open
width: 100%;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected width
, found border-radius
Open
border-radius: 0 0 20px 20px;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Selectors must be placed on new lines Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Single Line Per Selector
Rule single-line-per-selector
will enforce whether selectors should be placed on a new line.
Examples
When enabled, the following are allowed:
.foo,
.bar {
content: 'baz';
}
When enabled, the following are disallowed:
.foo, .bar {
content: 'baz';
}
Strings must use single quotes Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Quotes
Rule quotes
will enforce whether single quotes (''
) or double quotes (""
) should be used for all strings.
Options
-
style
:single
/double
(defaults tosingle
)
Examples
When style: single
, the following are allowed. When style: double
, the following are disallowed:
.foo {
content: 'bar';
}
When style: double
, the following are allowed. When style: single
, the following are disallowed:
.foo {
content: "bar";
}
Expected height
, found display
Open
display: none;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Strings must use single quotes Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Read upRead up
- Exclude checks
Quotes
Rule quotes
will enforce whether single quotes (''
) or double quotes (""
) should be used for all strings.
Options
-
style
:single
/double
(defaults tosingle
)
Examples
When style: single
, the following are allowed. When style: double
, the following are disallowed:
.foo {
content: 'bar';
}
When style: double
, the following are allowed. When style: single
, the following are disallowed:
.foo {
content: "bar";
}
Expected color
, found font-size
Open
font-size: 16px;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
No unit allowed for values of 0 Open
letter-spacing: 0px;
- Read upRead up
- Exclude checks
Zero Unit
Rule zero-unit
will enforce whether or not values of 0
used for length should be unitless.
Options
-
include
:true
/false
(defaults tofalse
)
Examples
When include: false
, the following are allowed. When include: true
, the following are disallowed:
.foo {
margin: 0;
}
.bar {
padding: 5px 0 0;
}
When include: true
, the following are allowed. When include: false
, the following are disallowed:
.foo {
margin: 0px;
}
.bar {
padding: 5px 0px 0px;
}
Expected font-size
, found color
Open
color: $color-white;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Pseudo-class should be nested within its parent Class Open
.cookie_link:hover {
- Read upRead up
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Force Pseudo Nesting
Rule force-pseudo-nesting
will enforce the nesting of pseudo elements/classes.
Examples
When enabled, the following are disallowed: ```scss p:nth-of-type(2) { margin: 0; }
.parent { .child { p::first-line { color: #ff0000; } } }
.parent { .child { .sub p::first-line { color: #ff0000; } } } ```
When enabled, the following are allowed:
p {
&:nth-of-type(2) {
margin: 0;
}
}
.parent {
.child {
p {
&::first-line {
color: #ff0000;
}
}
}
}
.parent {
.child {
.sub p {
&::first-line {
color: #ff0000;
}
}
}
}
Expected text-align
, found padding-top
Open
padding-top: 8px;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Files must end with a new line Open
// end: GDPR pop up
- Read upRead up
- Exclude checks
Final Newline
Rule final-newline
will enforce whether or not files should end with a newline.
Options
-
include
:true
/false
(defaults totrue
)
Examples
When include: true
, the following are allowed. When include: false
, the following are disallowed:
.foo {
content: 'bar';
}
// Newline under this comment at end of file
When include: false
, the following are allowed. When include: true
, the following are disallowed:
.foo {
content: 'bar';
}
// No newline under this comment at end of file
Class '.cookie_text' should be written in lowercase with hyphens Open
.cookie_text {
- Read upRead up
- Exclude checks
Class Name Format
Rule class-name-format
will enforce a convention for class names.
Options
-
allow-leading-underscore
:true
/false
(defaults totrue
) -
convention
:'hyphenatedlowercase'
(default),camelcase
,snakecase
,strictbem
,hyphenatedbem
, or a Regular Expression that the class name must match (e.g.^[_A-Z]+$
) -
convention-explanation
: Custom explanation to display to the user if a class doesn't adhere to the convention -
ignore
: Array of names to ignore
Example 1
Settings:
- allow-leading-underscore: true
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&._with-leading-underscore {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 2
Settings:
- allow-leading-underscore: false
- convention: hyphenatedlowercase
When enabled, the following are allowed:
.hyphenated-lowercase {
content: '';
&.another-hyphenated-lowercase {
content: '';
}
}
.foo {
@extend .hyphenated-lowercase;
}
When enabled, the following are disallowed:
._with-leading-underscore {
content: '';
}
.HYPHENATED-UPPERCASE {
content: '';
}
.camelCase {
content: '';
@extend .snake_case;
}
Example 3
Settings:
- convention: camelcase
When enabled, the following are allowed:
.camelCase {
content: '';
}
.foo {
@extend .anotherCamelCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 4
Settings:
- convention: pascalcase
When enabled, the following are allowed:
.PascalCase {
content: '';
}
.Foo {
@extend .AnotherPascalCase;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .snake_case;
}
Example 5
Settings:
- convention: snakecase
When enabled, the following are allowed:
.snake_case {
content: '';
}
.foo {
@extend .another_snake_case;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 6
Settings:
- convention: strictbem
When enabled, the following are allowed:
.block-name__elem-name {
content: '';
}
.owner-name_mod-name_mod-val {
content: '';
}
.block-name__elem-name_mod-bool {
content: '';
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 7
Settings:
- convention: hyphenatedbem
When enabled, the following are allowed:
.site-search {
color: blue;
width: 50px;
height: 100%;
}
.site-search__field {
text-decoration: underline;
}
.site-search--full {
color: green;
}
When enabled, the following are disallowed:
.HYPHENATED-UPPERCASE {
content: '';
}
.foo {
@extend .camelCase;
}
Example 8
Settings:
- convention: ^[_A-Z]+$
- convention-explanation: 'Class must contain only uppercase letters and underscores'
When enabled, the following are allowed:
.SCREAMING_SNAKE_CASE {
content: '';
}
.foo {
@extend .SCREAMING_SNAKE_CASE;
}
When enabled, the following are disallowed:
(Each line with a class will report Class must contain only uppercase letters and underscores
when linted.)
.HYPHENATED-UPPERCASE {
content: '';
}
.snake_case {
content: '';
}
.foo {
@extend .camelCase;
}
Expected letter-spacing
, found color
Open
color: $color-pagination-bg;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
ID selectors not allowed Open
#message {
- Read upRead up
- Exclude checks
No IDs
Rule no-ids
will enforce that ID selectors are not allowed to be used.
Examples
When enabled, the following are disallowed:
#foo {
content: 'bar';
}
Expected display
, found text-align
Open
text-align: center;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected color
, found font-size
Open
font-size: 16px;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected font-size
, found letter-spacing
Open
letter-spacing: 0px;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Expected padding-top
, found text-align
Open
text-align: center;
- Read upRead up
- Exclude checks
Property Sort Order
Rule property-sort-order
will enforce the order in which declarations are written.
Options
-
order
:'alphabetical'
,'concentric'
,'recess'
,'smacss'
, or[array of properties]
(defaults toalphabetical
. Unknown properties are sorted alphabetically) -
ignore-custom-properties
:true
/false
(defaults tofalse
)
Property orders: https://github.com/sasstools/sass-lint/tree/develop/lib/config/property-sort-orders
Examples
When enabled (assuming order: alphabetical
), the following are allowed:
.foo {
content: 'baz';
height: 100vh;
width: 100vw;
}
When enabled (assuming order: alphabetical
), the following are disallowed:
.foo {
width: 100vw;
height: 100vh;
content: 'baz';
}
Custom Sort Orders
You have the option to create your own custom property sort orders. These are specified in your .sass-lint.yml
file as below:
property-sort-order:
- 1
-
order:
- border
- display
- color
When the custom order is specified as above, the following are allowed:
.foo {
border: 1px solid blue;
display: block;
color: red;
}
When the custom order is specified as above, the following are disallowed:
.foo {
display: block;
color: red;
border: 1px solid blue;
}
Ignore Custom Properties
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be allowed
.foo {
border: 1px solid blue;
color: red;
composes: heading;
display: block;
}
When ignore-custom-properties: false
(assume order: 'alphabetical'
) the following would be disallowed
.foo {
composes: heading; // not in alphabetical order
border: 1px solid blue;
color: red;
display: block;
}
When ignore-custom-properties: true
(assume order: 'alphabetical'
) the following would be allowed
.foo {
composes: heading; // custom properties ignored
border: 1px solid blue;
color: red;
display: block;
}
Each selector in a comma sequence should be on its own single line Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Exclude checks
Avoid using id selectors Open
#message {
- Exclude checks
Properties should be ordered color, font-size, font-weight, text-decoration Open
font-size: 16px;
- Exclude checks
Selector cookie_link
should be written in lowercase with hyphens Open
.cookie_link {
- Exclude checks
Line contains trailing whitespace Open
// end: GDPR pop up
- Exclude checks
0px
should be written without units as 0
Open
letter-spacing: 0px;
- Exclude checks
Selector cookie_link
should be written in lowercase with hyphens Open
.cookie_link:hover {
- Exclude checks
Each selector in a comma sequence should be on its own single line Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Exclude checks
Selector cookie_text
should be written in lowercase with hyphens Open
.cookie_text {
- Exclude checks
Properties should be ordered background-color, border-radius, display, height, text-align, width Open
width: 100%;
- Exclude checks
Properties should be ordered color, font-size, letter-spacing, padding-top, text-align Open
font-size: 16px;
- Exclude checks
Each selector in a comma sequence should be on its own single line Open
[type="reset"], [type="submit"], button, html [type="button"] {
- Exclude checks
Files should end with a trailing newline Open
// end: GDPR pop up
- Exclude checks