class-name-casing
)This rule enforces PascalCase names for classes and interfaces.
This rule aims to make it easy to differentiate classes from regular variables at a glance. The _
prefix is sometimes used to designate a private declaration, so the rule also supports a name that might be _Example
instead of Example
.
This rule has an object option:
"allowUnderscorePrefix": false
: (default) does not allow the name to have an underscore prefix"allowUnderscorePrefix": true
: allows the name to optionally have an underscore prefixExamples of incorrect code for this rule:
class invalidClassName {} class Another_Invalid_Class_Name {} var bar = class invalidName {}; interface someInterface {} class _InternalClass {}
Examples of correct code for this rule:
class ValidClassName {} export default class {} var foo = class {}; interface SomeInterface {} /* eslint @typescript-eslint/class-name-casing: { "allowUnderscorePrefix": true } */ class _InternalClass {}
You should turn off this rule if you do not care about class name casing, or if you use a different type of casing.
class-name
in TSLint