feat: implement ## operator

1 files changed, 42 insertions, 0 deletions

diff --git a/tests/107.sh b/tests/107.sh
new file mode 100644
index 0000000..bb0c1a2
--- /dev/null
+++ b/tests/107.sh
@@ -0,0 +1,42 @@
+cat <<'EOF' > expected
+foobar=100
+prefix_test=200
+test_suffix=300
+var_1=10
+var_2=20
+var_A=30
+number_12=12
+EOF
+
+test_diff <<'EOF'
+int printf();
+
+#define CONCAT(a, b) a##b
+#define PREFIX(name) prefix_##name
+#define SUFFIX(name) name##_suffix
+
+int CONCAT(foo, bar) = 100;
+int PREFIX(test) = 200;
+int SUFFIX(test) = 300;
+
+#define MAKE_VAR(n) var_##n
+int MAKE_VAR(1) = 10;
+int MAKE_VAR(2) = 20;
+
+#define A 0
+int MAKE_VAR(A) = 30;
+
+#define NUMBER(x, y) number_##x##y
+int NUMBER(1, 2) = 12;
+
+int main() {
+    printf("foobar=%d\n", foobar);
+    printf("prefix_test=%d\n", prefix_test);
+    printf("test_suffix=%d\n", test_suffix);
+    printf("var_1=%d\n", var_1);
+    printf("var_2=%d\n", var_2);
+    printf("var_A=%d\n", var_A);
+    printf("number_12=%d\n", number_12);
+    return 0;
+}
+EOF