Try
player.anims.play(this.playerAtlas + '-jump');
player.anims.chain(this.playerAtlas + '-run');
or
player.anims.play(this.playerAtlas + '-jump');
player.once('animationcomplete', () => {
player.anims.play(this.playerAtlas + '-run');
});
Try
player.anims.play(this.playerAtlas + '-jump');
player.anims.chain(this.playerAtlas + '-run');
or
player.anims.play(this.playerAtlas + '-jump');
player.once('animationcomplete', () => {
player.anims.play(this.playerAtlas + '-run');
});