После обновления моего приложения Angular 6.1 до Angular 7 я получаю эту ошибку с ng serve:
ERROR in node_modules/@angular/flex-layout/core/typings/match-media/mock/mock-match-media.d.ts(25,15): error TS2416: Property '_registry' in type 'MockMatchMedia' is not assignable to the same property in base type 'MatchMedia'.
Type 'Map<string, MockMediaQueryList>' is not assignable to type 'Map<string, MediaQueryList>'.
Type 'MockMediaQueryList' is not assignable to type 'MediaQueryList'.
Property 'onchange' is missing in type 'MockMediaQueryList'.
node_modules/@angular/flex-layout/core/typings/match-media/mock/mock-match-media.d.ts(63,22): error TS2420: Class 'MockMediaQueryList' incorrectly implements interface 'MediaQueryList'.
Property 'onchange' is missing in type 'MockMediaQueryList'.
node_modules/@angular/flex-layout/core/typings/match-media/mock/mock-match-media.d.ts(80,27): error TS2304: Cannot find name 'MediaQueryListListener'.
node_modules/@angular/flex-layout/core/typings/match-media/mock/mock-match-media.d.ts(82,23): error TS2304: Cannot find name 'MediaQueryListListener'.
node_modules/@angular/flex-layout/core/typings/match-media/server-match-media.d.ts(11,22): error TS2420: Class 'ServerMediaQueryList' incorrectly implements interface 'MediaQueryList'.
Property 'onchange' is missing in type 'ServerMediaQueryList'.
node_modules/@angular/flex-layout/core/typings/match-media/server-match-media.d.ts(28,27): error TS2304: Cannot find name 'MediaQueryListListener'.
node_modules/@angular/flex-layout/core/typings/match-media/server-match-media.d.ts(30,23): error TS2304: Cannot find name 'MediaQueryListListener'.
node_modules/@angular/flex-layout/core/typings/match-media/server-match-media.d.ts(42,15): error TS2416: Property '_registry' in type 'ServerMatchMedia' is not assignable to the same property in base type 'MatchMedia'.
Type 'Map<string, ServerMediaQueryList>' is not assignable to type 'Map<string, MediaQueryList>'.
Type 'ServerMediaQueryList' is not assignable to type 'MediaQueryList'.
Property 'onchange' is missing in type 'ServerMediaQueryList'.
node_modules/@angular/flex-layout/core/typings/match-media/server-match-media.d.ts(54,15): error TS2416: Property '_buildMQL' in type 'ServerMatchMedia' is not assignable to the same property in base type 'MatchMedia'.
Type '(query: string) => ServerMediaQueryList' is not assignable to type '(query: string) => MediaQueryList'.
Type 'ServerMediaQueryList' is not assignable to type 'MediaQueryList'.