From e8a0da5c136235ebacc0a39e12529d73a60e0d3e Mon Sep 17 00:00:00 2001
From: Jukka Aho <ahojukka5@gmail.com>
Date: Sat, 9 May 2026 18:35:33 +0300
Subject: [PATCH] feat(legacy/io): add Abaqus keyword registration globals

Restore mutable keyword registry used by the `.inp` parser inside Legacy.

- Implement `register_abaqus_keyword` / `is_abaqus_keyword_registered`.
---
 src/legacy/io/keyword_register.jl | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 src/legacy/io/keyword_register.jl

diff --git a/src/legacy/io/keyword_register.jl b/src/legacy/io/keyword_register.jl
new file mode 100644
index 0000000..62b3755
--- /dev/null
+++ b/src/legacy/io/keyword_register.jl
@@ -0,0 +1,24 @@
+# This file is a part of JuliaFEM.
+# License is MIT: see https://github.com/JuliaFEM/AbaqusReader.jl/blob/master/LICENSE
+
+global __register__ = Set{String}()
+
+"""
+    register_abaqus_keyword(keyword::String)
+
+Add ABAQUS keyword `s` to register. That is, after registration every time
+keyword show up in `.inp` file a new section is started
+"""
+function register_abaqus_keyword(keyword::String)
+    push!(__register__, keyword)
+    return Type{Val{Symbol(keyword)}}
+end
+
+"""
+    is_abaqus_keyword_registered(keyword::String)
+
+Return true/false is ABAQUS keyword registered.
+"""
+function is_abaqus_keyword_registered(keyword::String)
+    return keyword in __register__
+end