feat(ui): allow hide/show node_modules in module graph tab

packages/ui/client/components/FileDetails.vue

@@ -2,6 +2,7 @@
 import type { ModuleGraph } from '~/composables/module-graph'
 import type { Params } from '~/composables/params'
 import { hasFailedSnapshot } from '@vitest/ws-client'
+import { toJSON } from 'flatted'
 import {
   browserState,
   client,
@@ -18,6 +19,7 @@ const draft = ref(false)
 const hasGraphBeenDisplayed = ref(false)
 const loadingModuleGraph = ref(false)
 const currentFilepath = ref<string | undefined>(undefined)
+const hideNodeModules = ref(true)
 
 const graphData = computed(() => {
   const c = current.value
@@ -61,10 +63,12 @@ function onDraft(value: boolean) {
   draft.value = value
 }
 
-async function loadModuleGraph() {
+const nodeModuleRegex = /[/\\]node_modules[/\\]/
+
+async function loadModuleGraph(force = false) {
   if (
     loadingModuleGraph.value
-    || graphData.value?.filepath === currentFilepath.value
+    || (graphData.value?.filepath === currentFilepath.value && !force)
   ) {
     return
   }
@@ -76,20 +80,39 @@ async function loadModuleGraph() {
   try {
     const gd = graphData.value
     if (!gd) {
+      loadingModuleGraph.value = false
       return
     }
 
     if (
-      !currentFilepath.value
+      force
+      || !currentFilepath.value
       || gd.filepath !== currentFilepath.value
       || (!graph.value.nodes.length && !graph.value.links.length)
     ) {
+      let moduleGraph = await client.rpc.getModuleGraph(
+        gd.projectName,
+        gd.filepath,
+        !!browserState,
+      )
+      // remove node_modules from the graph when enabled
+      if (hideNodeModules.value) {
+        // when using static html reporter, we've the meta as global, we need to clone it
+        if (isReport) {
+          moduleGraph
+            = typeof window.structuredClone !== 'undefined'
+              ? window.structuredClone(moduleGraph)
+              : toJSON(moduleGraph)
+        }
+        moduleGraph.inlined = moduleGraph.inlined.filter(
+          n => !nodeModuleRegex.test(n),
+        )
+        moduleGraph.externalized = moduleGraph.externalized.filter(
+          n => !nodeModuleRegex.test(n),
+        )
+      }
       graph.value = getModuleGraph(
-        await client.rpc.getModuleGraph(
-          gd.projectName,
-          gd.filepath,
-          !!browserState,
-        ),
+        moduleGraph,
         gd.filepath,
       )
       currentFilepath.value = gd.filepath
@@ -103,10 +126,11 @@ async function loadModuleGraph() {
 }
 
 debouncedWatch(
-  () => [graphData.value, viewMode.value] as const,
-  ([, vm]) => {
+  () => [graphData.value, viewMode.value, hideNodeModules.value] as const,
+  ([, vm, hide], old) => {
     if (vm === 'graph') {
-      loadModuleGraph()
+      // only force reload when hide is changed
+      loadModuleGraph(old && hide !== old[2])
     }
   },
   { debounce: 100, immediate: true },
@@ -221,6 +245,7 @@ const projectNameTextColor = computed(() => {
       <div v-if="hasGraphBeenDisplayed" :flex-1="viewMode === 'graph' && ''">
         <ViewModuleGraph
           v-show="viewMode === 'graph' && !loadingModuleGraph"
+          v-model="hideNodeModules"
           :graph="graph"
           data-testid="graph"
           :project-name="current.file.projectName || ''"

packages/ui/client/components/views/ViewModuleGraph.vue

@@ -21,6 +21,8 @@ const props = defineProps<{
   projectName: string
 }>()
 
+const hideNodeModules = defineModel<boolean>({ required: true })
+
 const { graph } = toRefs(props)
 
 const el = ref<HTMLDivElement>()
@@ -46,7 +48,7 @@ onUnmounted(() => {
   controller.value?.shutdown()
 })
 
-watch(graph, resetGraphController)
+watch(graph, () => resetGraphController())
 
 function setFilter(name: ModuleType, value: boolean) {
   controller.value?.filterNodesByType(value, name)
@@ -57,8 +59,16 @@ function setSelectedModule(id: string) {
   modalShow.value = true
 }
 
-function resetGraphController() {
+function resetGraphController(reset = false) {
   controller.value?.shutdown()
+
+  // Force reload the module graph only when node_modules are shown.
+  // The module graph doesn't contain node_modules entries.
+  if (reset && !hideNodeModules.value) {
+    hideNodeModules.value = true
+    return
+  }
+
   if (!graph.value || !el.value) {
     return
   }
@@ -154,6 +164,28 @@ function bindOnClick(
   <div h-full min-h-75 flex-1 overflow="hidden">
     <div>
       <div flex items-center gap-4 px-3 py-2>
+        <div
+          flex="~ gap-1"
+          items-center
+          select-none
+        >
+          <input
+            id="hide-node-modules"
+            v-model="hideNodeModules"
+            type="checkbox"
+          >
+          <label
+            font-light
+            text-sm
+            ws-nowrap
+            overflow-hidden
+            select-none
+            truncate
+            for="hide-node-modules"
+            border-b-2
+            border="$cm-namespace"
+          >Hide node_modules</label>
+        </div>
         <div
           v-for="node of controller?.nodeTypes.sort()"
           :key="node"
@@ -173,6 +205,7 @@ function bindOnClick(
             ws-nowrap
             overflow-hidden
             capitalize
+            select-none
             truncate
             :for="`type-${node}`"
             border-b-2
@@ -184,7 +217,7 @@ function bindOnClick(
           <IconButton
             v-tooltip.bottom="'Reset'"
             icon="i-carbon-reset"
-            @click="resetGraphController"
+            @click="resetGraphController(true)"
           />
         </div>
       </div>