npm i
npm update
ng update --force --all

To disable this warning use "ng config -g cli.warnings.versionMismatch false".
                  Package "@angular/compiler-cli" has an incompatible peer dependency to "typescript" (requires ">=3.4 <3.5", would install "3.5.3")
                  Package "@angular-devkit/build-angular" has an incompatible peer dependency to "typescript" (requires ">=3.1 < 3.5", would install "3.5.3")
                  Package "@angular/http" has an incompatible peer dependency to "@angular/core" (requires "7.2.15", would install "8.1.3")
                  Package "nvd3" has an incompatible peer dependency to "d3" (requires "^3.4.4", would install "5.9.7").
                  Package "@angular/core" has an incompatible peer dependency to "zone.js" (requires "~0.9.1", would install "0.10.0")
                  Package "@angular/compiler-cli" has an incompatible peer dependency to "typescript" (requires ">=3.4 <3.5", would install "3.5.3").
                  Package "@angular/core" has an incompatible peer dependency to "zone.js" (requires "~0.9.1", would install "0.10.0").
    Updating package.json with dependency @angular/cli @ "8.1.2" (was "7.2.2")...
    Updating package.json with dependency @types/d3 @ "5.7.2" (was "3.5.40")...
    Updating package.json with dependency @angular/language-service @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency @types/nvd3 @ "1.8.39" (was "1.8.38")...
    Updating package.json with dependency codelyzer @ "5.1.0" (was "4.3.0")...
    Updating package.json with dependency node-sass @ "4.12.0" (was "4.9.0")...
    Updating package.json with dependency @angular/compiler-cli @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency @angular-devkit/build-angular @ "0.801.2" (was "0.6.5")...
    Updating package.json with dependency stylelint-config-recommended-scss @ "3.3.0" (was "3.2.0")...
    Updating package.json with dependency stylelint-config-standard @ "18.3.0" (was "18.2.0")...
    Updating package.json with dependency ts-node @ "8.3.0" (was "6.0.5")...
    Updating package.json with dependency tslint @ "5.18.0" (was "5.10.0")...
    Updating package.json with dependency tslint-angular @ "3.0.2" (was "1.1.2")...
    Updating package.json with dependency stylelint-scss @ "3.9.2" (was "3.1.0")...
    Updating package.json with dependency stylelint @ "10.1.0" (was "9.2.1")...
    Updating package.json with dependency @angular/http @ "7.2.15" (was "7.2.1")...
    Updating package.json with dependency @angular/forms @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency core-js @ "3.1.4" (was "2.5.6")...
    Updating package.json with dependency tslint-config-airbnb @ "5.11.1" (was "5.9.2")...
    Updating package.json with dependency @angular/compiler @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency d3 @ "5.9.7" (was "3.5.17")...
    Updating package.json with dependency @types/node @ "12.6.8" (was "10.1.2")...
    Updating package.json with dependency @angular/core @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency typescript @ "3.5.3" (was "3.4.5")...
    Updating package.json with dependency @angular/platform-browser @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency @angular/common @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency rxjs @ "6.5.2" (was "6.3.3")...
    Updating package.json with dependency @angular/animations @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency @angular/platform-browser-dynamic @ "8.1.3" (was "7.2.1")...
    Updating package.json with dependency zone.js @ "0.10.0" (was "0.8.28")...
    Updating package.json with dependency @angular/router @ "8.1.3" (was "7.2.1")...
UPDATE package.json (2254 bytes)
warning package-lock.json found. Your project contains lock files generated by tools other than Yarn. It is advised not to mix package managers in order to avoid resolution inconsistencies caused by unsynchronized lock files. To clear this warning, remove package-lock.json.
[--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------] 0/1203(node:16290) [DEP0005] DeprecationWarning: Buffer() is deprecated due to security and usability issues. Please use the Buffer.alloc(), Buffer.allocUnsafe(), or Buffer.from() methods instead.
warning " > @angular/[email protected]" has incorrect peer dependency "zone.js@~0.9.1".
warning " > @angular/[email protected]" has incorrect peer dependency "@angular/[email protected]".
warning " > @angular/[email protected]" has incorrect peer dependency "@angular/[email protected]".
warning " > [email protected]" has incorrect peer dependency "@angular/common@^7.2.0".
warning " > [email protected]" has incorrect peer dependency "@angular/core@^7.2.0".

We analyzed your package.json, there are some packages to update:

      Name                               Version                  Command to update
     --------------------------------------------------------------------------------
      @angular/cli                       7.2.2 -> 8.1.2           ng update @angular/cli
      @angular/core                      7.2.1 -> 8.1.3           ng update @angular/core
      @angular/core                      7.2.1 -> 7.2.15          ng update @angular/core
      rxjs                               6.3.3 -> 6.5.2           ng update rxjs

There might be additional packages that are outdated.
Run "ng update --all" to try to update all at the same time.

ERROR in The Angular Compiler requires TypeScript >=3.4.0 and <3.5.0 but 3.5.3 was found instead.
** Angular Live Development Server is listening on localhost:4200, open your browser on http://localhost:4200/ **
ℹ ｢wdm｣: Failed to compile.

rm -rf node_modules
npm i