added missing button type

moved values to constants

app/assets/javascripts/ide/components/jobs/detail.vue

@@ -40,11 +40,14 @@ export default {
   methods: {
     ...mapActions('pipelines', ['fetchJobTrace', 'setDetailJob']),
     scrollDown() {
-      if (this.$refs.buildTrace)
+      if (this.$refs.buildTrace) {
         this.$refs.buildTrace.scrollTo(0, this.$refs.buildTrace.scrollHeight);
+      }
     },
     scrollUp() {
-      if (this.$refs.buildTrace) this.$refs.buildTrace.scrollTo(0, 0);
+      if (this.$refs.buildTrace) {
+        this.$refs.buildTrace.scrollTo(0, 0);
+      }
     },
     scrollBuildLog: _.throttle(function buildLogScrollDebounce() {
       const { scrollTop } = this.$refs.buildTrace;

app/assets/javascripts/ide/components/jobs/detail/scroll_button.vue

@@ -3,6 +3,11 @@ import { __ } from '../../../../locale';
 import Icon from '../../../../vue_shared/components/icon.vue';
 import tooltip from '../../../../vue_shared/directives/tooltip';
 
+const directions = {
+  up: 'up',
+  down: 'down',
+};
+
 export default {
   directives: {
     tooltip,
@@ -15,7 +20,7 @@ export default {
       type: String,
       required: true,
       validator(value) {
-        return ['up', 'down'].includes(value);
+        return Object.keys(directions).includes(value);
       },
     },
     disabled: {
@@ -25,7 +30,7 @@ export default {
   },
   computed: {
     tooltipTitle() {
-      return this.direction === 'up' ? __('Scroll to top') : __('Scroll to bottom');
+      return this.direction === directions.up ? __('Scroll to top') : __('Scroll to bottom');
     },
     iconName() {
       return `scroll_${this.direction}`;

app/assets/javascripts/ide/components/jobs/item.vue

@@ -32,6 +32,7 @@ export default {
     />
     <div class="ml-auto align-self-center">
       <button
+        type="button"
         class="btn btn-default btn-sm"
         @click="clickViewLog"
       >