By using example of official repo i got this error on running the project

[nomanabid123]

src\charting_library\charting_library.esm.js Line 77:7: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 88:5: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 123:5: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 190:5: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 300:5: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 302:5: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 309:11: Expected an assignment or function call and instead saw an expression no-unused-expressions Line 357:7: Expected an assignment or function call and instead saw an expression no-unused-expressions
Line 465:1: Expected an assignment or function call and instead saw an expression no-unused-expressions

[timocov]

See https://github.com/tradingview/charting-library-examples/issues/36#issuecomment-411023104