From 9f16cb5363416349949aae4c851502aa7d6ca493 Mon Sep 17 00:00:00 2001
From: baeltaezaer <info@convierteweb.com.mx>
Date: Tue, 7 Jul 2026 02:29:32 -0600
Subject: [PATCH] fix: add spdip alias

---
 src/footprinter.ts |  1 +
 tests/dip.test.ts  | 12 +++++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/footprinter.ts b/src/footprinter.ts
index fa51a3b4..592d2f5b 100644
--- a/src/footprinter.ts
+++ b/src/footprinter.ts
@@ -273,6 +273,7 @@ const normalizeDefinition = (def: string): string => {
     .replace(/^pinheader(?=[\d_]|$)/i, "pinrow")
     .replace(/^sot23-(\d+)(?=_|$)/i, "sot23_$1")
     .replace(/^sot-223-(\d+)(?=_|$)/i, "sot223_$1")
+    .replace(/^spdip-(\d+)(?=_|$)/i, "dip$1")
     .replace(/^to-220f-(\d+)(?=_|$)/i, "to220f_$1")
     .replace(/^jst_(ph|sh|zh)_(\d+)(?=_|$)/i, "jst$2_$1")
 }
diff --git a/tests/dip.test.ts b/tests/dip.test.ts
index ccc0d214..0ba5f19f 100644
--- a/tests/dip.test.ts
+++ b/tests/dip.test.ts
@@ -1,7 +1,7 @@
-import { test, expect } from "bun:test"
+import { expect, test } from "bun:test"
+import type { AnyCircuitElement } from "circuit-json"
 import { convertCircuitJsonToPcbSvg } from "circuit-to-svg"
 import { fp } from "../src/footprinter"
-import type { AnyCircuitElement } from "circuit-json"
 
 test("dip footprint", () => {
   const circuitJson = fp().dip(4).w(4).p(2).circuitJson()
@@ -31,6 +31,12 @@ test("dip16 with nosquareplating", () => {
   )
 })
 
+test("SPDIP-28 alias", () => {
+  const aliasJson = fp.string("SPDIP-28").json()
+  const canonicalJson = fp.string("dip28").json()
+  expect(aliasJson).toEqual(canonicalJson)
+})
+
 test("dip4_w3.00mm", () => {
   const circuitJson = fp
     .string("dip4_w3.00mm")
@@ -81,7 +87,7 @@ test("dip4", () => {
 
 test("dip8_p1.27mm", () => {
   const circuitJson = fp.string("dip8_p1.27mm").circuitJson()
-  let svgContent = convertCircuitJsonToPcbSvg(circuitJson)
+  const svgContent = convertCircuitJsonToPcbSvg(circuitJson)
   expect(svgContent).toMatchSvgSnapshot(import.meta.path, "dip8_p1.27mm")
 })