From 138ce8e748546d190432ee11fe11c417c57fd11a Mon Sep 17 00:00:00 2001
From: Karsa <contact@karsa.org>
Date: Thu, 23 Jul 2026 11:29:24 +0200
Subject: [PATCH] fix(packages/angular): add more supported attributes for SVG
 nodes (#4570)

* fix(packages/angular): add more supported attributes for SVG nodes

* fix(packages/angular): use original matcher syntax instead of toMatchInlineSnapshot matcher

---------

Co-authored-by: Eric Fennis <eric.fennis@gmail.com>
---
 .../guide/angular/advanced/with-lucide-lab.md |   4 +
 .../angular/src/lucide-dynamic-icon.spec.ts   | 139 ++++++++++++++++--
 packages/angular/src/lucide-icon-template.ts  |  47 ++++++
 3 files changed, 176 insertions(+), 14 deletions(-)

diff --git a/docs/guide/angular/advanced/with-lucide-lab.md b/docs/guide/angular/advanced/with-lucide-lab.md
index 0f4106a2a..c5b612002 100644
--- a/docs/guide/angular/advanced/with-lucide-lab.md
+++ b/docs/guide/angular/advanced/with-lucide-lab.md
@@ -12,6 +12,10 @@ import Sandpack from '~/.vitepress/theme/components/editors/SandpackAngular.vue'
 
 While they aren't provided as standalone components, they can be still be passed to the `LucideIcon` component the same way as official icons:
 
+::: info Limitation
+Only custom icons that follow Lucide's [code conventions](../../../contribute/icon-design-guide.md#code-conventions) are supported.
+:::
+
 ### Directly as LucideIconData
 
 ::: sandpack {template=angular showTabs=false editorHeight=400 editorWidthPercentage=60 dependencies="@lucide/angular,@lucide/lab"}
diff --git a/packages/angular/src/lucide-dynamic-icon.spec.ts b/packages/angular/src/lucide-dynamic-icon.spec.ts
index bd9e1fbb8..6dc0be2f3 100644
--- a/packages/angular/src/lucide-dynamic-icon.spec.ts
+++ b/packages/angular/src/lucide-dynamic-icon.spec.ts
@@ -43,13 +43,124 @@ describe('LucideDynamicIcon', () => {
   const supportedShapesIcon: LucideIconData = {
     name: 'supported-shapes',
     node: [
-      ['path', { d: 'm1 1 2 2', fill: 'currentColor', key: 'path-key' }],
-      ['line', { x1: 1, x2: 2, y1: 3, y2: 4, key: 'line-key' }],
-      ['polygon', { points: '1 1 2 2 3 1', key: 'polygon-key' }],
-      ['polyline', { points: '1 1 2 2 3 1', key: 'polyline-key' }],
-      ['circle', { cx: 12, cy: 12, r: 8, fill: 'currentColor', key: 'circle-key' }],
-      ['ellipse', { cx: 12, cy: 12, rx: 8, ry: 4, key: 'ellipse-key' }],
-      ['rect', { x: 1, y: 2, width: 3, height: 4, rx: 5, ry: 6, key: 'rect-key' }],
+      [
+        'path',
+        {
+          class: 'path-class',
+          d: 'm1 1 2 2',
+          id: 'path-id',
+          opacity: '0.7',
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'path-key',
+        },
+      ],
+      [
+        'line',
+        {
+          class: 'line-class',
+          id: 'line-id',
+          opacity: '0.7',
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          x1: 1,
+          x2: 2,
+          y1: 3,
+          y2: 4,
+          'vector-effect': 'non-scaling-stroke',
+          key: 'line-key',
+        },
+      ],
+      [
+        'polygon',
+        {
+          class: 'polygon-class',
+          id: 'polygon-id',
+          opacity: '0.7',
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          points: '1 1 2 2 3 1',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'polygon-key',
+        },
+      ],
+      [
+        'polyline',
+        {
+          class: 'polyline-class',
+          id: 'polyline-id',
+          opacity: '0.7',
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          points: '1 1 2 2 3 1',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'polyline-key',
+        },
+      ],
+      [
+        'circle',
+        {
+          class: 'circle-class',
+          cx: 12,
+          cy: 12,
+          id: 'circle-id',
+          opacity: '0.7',
+          r: 8,
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'circle-key',
+        },
+      ],
+      [
+        'ellipse',
+        {
+          class: 'ellipse-class',
+          cx: 12,
+          cy: 12,
+          id: 'ellipse-id',
+          opacity: '0.7',
+          rx: 8,
+          ry: 4,
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'ellipse-key',
+        },
+      ],
+      [
+        'rect',
+        {
+          class: 'rect-class',
+          x: 1,
+          y: 2,
+          id: 'rect-id',
+          opacity: '0.7',
+          width: 3,
+          height: 4,
+          rx: 5,
+          ry: 6,
+          stroke: 'red',
+          'stroke-opacity': '0.5',
+          fill: 'blue',
+          'fill-opacity': '0.3',
+          'vector-effect': 'non-scaling-stroke',
+          key: 'rect-key',
+        },
+      ],
     ],
   };
   function createComponent() {
@@ -88,13 +199,13 @@ describe('LucideDynamicIcon', () => {
     fixture.detectChanges();
     const children = getRenderedChildren();
     expect(children.map((child) => child.outerHTML)).toEqual([
-      '<path d="m1 1 2 2" fill="currentColor"></path>',
-      '<line x1="1" x2="2" y1="3" y2="4"></line>',
-      '<polygon points="1 1 2 2 3 1"></polygon>',
-      '<polyline points="1 1 2 2 3 1"></polyline>',
-      '<circle cx="12" cy="12" r="8" fill="currentColor"></circle>',
-      '<ellipse cx="12" cy="12" rx="8" ry="4"></ellipse>',
-      '<rect x="1" y="2" width="3" height="4" rx="5" ry="6"></rect>',
+      '<path class="path-class" d="m1 1 2 2" id="path-id" opacity="0.7" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" vector-effect="non-scaling-stroke"></path>',
+      '<line class="line-class" id="line-id" opacity="0.7" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" x1="1" x2="2" y1="3" y2="4" vector-effect="non-scaling-stroke"></line>',
+      '<polygon class="polygon-class" id="polygon-id" opacity="0.7" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" points="1 1 2 2 3 1" vector-effect="non-scaling-stroke"></polygon>',
+      '<polyline class="polyline-class" id="polyline-id" opacity="0.7" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" points="1 1 2 2 3 1" vector-effect="non-scaling-stroke"></polyline>',
+      '<circle class="circle-class" cx="12" cy="12" id="circle-id" opacity="0.7" r="8" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" vector-effect="non-scaling-stroke"></circle>',
+      '<ellipse class="ellipse-class" cx="12" cy="12" id="ellipse-id" opacity="0.7" rx="8" ry="4" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" vector-effect="non-scaling-stroke"></ellipse>',
+      '<rect class="rect-class" x="1" y="2" id="rect-id" opacity="0.7" width="3" height="4" rx="5" ry="6" stroke="red" stroke-opacity="0.5" fill="blue" fill-opacity="0.3" vector-effect="non-scaling-stroke"></rect>',
     ]);
   });
 
diff --git a/packages/angular/src/lucide-icon-template.ts b/packages/angular/src/lucide-icon-template.ts
index 1ae677ecb..ec95dc55f 100644
--- a/packages/angular/src/lucide-icon-template.ts
+++ b/packages/angular/src/lucide-icon-template.ts
@@ -11,13 +11,26 @@ export const lucideIconTemplate = `@if (title(); as titleValue) {
   @switch (child[0]) {
     @case ('path') {
       <svg:path
+        [attr.class]="attrs['class']"
         [attr.d]="attrs['d']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
         [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }
     @case ('line') {
       <svg:line
+        [attr.class]="attrs['class']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
+        [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.x1]="attrs['x1']"
         [attr.x2]="attrs['x2']"
         [attr.y1]="attrs['y1']"
@@ -27,42 +40,76 @@ export const lucideIconTemplate = `@if (title(); as titleValue) {
     }
     @case ('polygon') {
       <svg:polygon
+        [attr.class]="attrs['class']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
+        [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.points]="attrs['points']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }
     @case ('polyline') {
       <svg:polyline
+        [attr.class]="attrs['class']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
+        [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.points]="attrs['points']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }
     @case ('circle') {
       <svg:circle
+        [attr.class]="attrs['class']"
         [attr.cx]="attrs['cx']"
         [attr.cy]="attrs['cy']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
         [attr.r]="attrs['r']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
         [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }
     @case ('ellipse') {
       <svg:ellipse
+        [attr.class]="attrs['class']"
         [attr.cx]="attrs['cx']"
         [attr.cy]="attrs['cy']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
         [attr.rx]="attrs['rx']"
         [attr.ry]="attrs['ry']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
+        [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }
     @case ('rect') {
       <svg:rect
+        [attr.class]="attrs['class']"
         [attr.x]="attrs['x']"
         [attr.y]="attrs['y']"
+        [attr.id]="attrs['id']"
+        [attr.opacity]="attrs['opacity']"
         [attr.width]="attrs['width']"
         [attr.height]="attrs['height']"
         [attr.rx]="attrs['rx']"
         [attr.ry]="attrs['ry']"
+        [attr.stroke]="attrs['stroke']"
+        [attr.stroke-opacity]="attrs['stroke-opacity']"
+        [attr.fill]="attrs['fill']"
+        [attr.fill-opacity]="attrs['fill-opacity']"
         [attr.vector-effect]="attrs['vector-effect']"
       />
     }