Vorbereitung / Installation

Hier findet ihr die genaue Beschreibung

npm i -D @ionic/v4-migration-tslint
npm i codelyzer

Erstellen einer JSON Datei ionic-migration.json

{
  "rulesDirectory": [
    "@ionic/v4-migration-tslint/rules"
  ],
  "rules": {
    "ion-action-sheet-method-create-parameters-renamed": true,
    "ion-alert-method-create-parameters-renamed": true,
    "ion-datetime-capitalization-changed": true,
    "ion-item-option-method-get-sliding-percent-renamed": true,
    "ion-back-button-not-added-by-default": { "options": [true], "severity": "warning" },
    "ion-button-attributes-renamed": true,
    "ion-button-is-now-an-element": true,
    "ion-chip-markup-has-changed": true,
    "ion-fab-button-is-now-an-element": true,
    "ion-fab-attributes-renamed": true,
    "ion-fab-fixed-content": true,
    "ion-col-attributes-renamed": true,
    "ion-icon-attribute-is-active-removed": true,
    "ion-item-is-now-an-element": true,
    "ion-item-ion-label-required": true,
    "ion-item-attributes-renamed": true,
    "ion-item-divider-ion-label-required": true,
    "ion-item-options-attribute-values-renamed": true,
    "ion-item-option-is-now-an-element": true,
    "ion-label-attributes-renamed": true,
    "ion-list-header-ion-label-required": true,
    "ion-menu-toggle-is-now-an-element": true,
    "ion-navbar-is-now-ion-toolbar": true,
    "ion-option-is-now-ion-select-option": true,
    "ion-radio-attributes-renamed": true,
    "ion-radio-slot-required": true,
    "ion-radio-group-is-now-an-element": true,
    "ion-range-attributes-renamed": true,
    "ion-spinner-attribute-values-renamed": true,
    "ion-tab-attributes-renamed": true,
    "ion-text-is-now-an-element": true,
    "ion-buttons-attributes-renamed": true
  }
}

Migration durchführen

npx tslint -c ionic-migration.json -p tsconfig.json