To enable JSLint and configure its behavior in IntelliJ IDEA
In the Tolerate area, specify the types of problems you do not want JSLint to report. By default, the tool reports detected problems of all types. To skip problems of a certain type, select the checkbox next to this type.
In the Assume area, specify the targeted environment to check the code for.
Specify the maximum number of problems to report (
maxerr), the maximum line length (
maxlen), and the predefined global variables by names or through object keys (
Select the JSON checkbox in the Validate also area to verify .json files as well.