nimsuggest: Clear generic inst cache before partial recompilation (#22783)

fixes #19371
fixes #21093
fixes #22119

2 files changed, 36 insertions, 0 deletions

diff --git a/nimsuggest/tests/tgenerics.nim b/nimsuggest/tests/tgenerics.nim
new file mode 100644
index 000000000..7f490321c
--- /dev/null
+++ b/nimsuggest/tests/tgenerics.nim
@@ -0,0 +1,18 @@
+type
+  Hello[T] = object
+    value: T
+
+proc printHelloValue[T](hello: Hello[T]) =
+  echo hello.value
+
+proc main() =
+  let a = Hello[float]()
+  p#[!]#rintHelloValue(a)
+
+main()
+
+discard """
+$nimsuggest --tester $file
+>def $1
+def;;skProc;;tgenerics.printHelloValue;;proc (hello: Hello[printHelloValue.T]);;$file;;5;;5;;"";;100
+"""
diff --git a/nimsuggest/tests/tv3_generics.nim b/nimsuggest/tests/tv3_generics.nim
new file mode 100644
index 000000000..2bfb2ca1d
--- /dev/null
+++ b/nimsuggest/tests/tv3_generics.nim
@@ -0,0 +1,18 @@
+type
+  Hello[T] = object
+    value: T
+
+proc printHelloValue[T](hello: Hello[T]) =
+  echo hello.value
+
+proc main() =
+  let a = Hello[float]()
+  p#[!]#rintHelloValue(a)
+
+main()
+
+discard """
+$nimsuggest --v3 --tester $file
+>def $1
+def;;skProc;;tv3_generics.printHelloValue;;proc (hello: Hello[printHelloValue.T]);;$file;;5;;5;;"";;100
+"""