Add back support for Julia 1.6 (#10)

* Add back support for Julia 1.6

* fix tests

Author: nhz2

.github/workflows/CI.yml

@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.7'
+          - '1.6'
           - '1.10'
           - '1.12'
           - 'pre'
@@ -30,7 +30,7 @@ jobs:
           - 'x86'
         exclude:
           - os: macos-latest
-            version: '1.7'
+            version: '1.6'
           - os: macos-latest
             arch: 'x86'
     steps:

.github/workflows/CompatHelper.yml

@@ -1,10 +1,10 @@
 name = "MutatePlainDataArray"
 uuid = "3b0f367b-da20-4531-811a-c13cc92422b5"
 authors = ["Haoran Ni <haoranni@terpmail.umd.edu> and contributors"]
-version = "0.4.0"
+version = "1.0.0-dev"
 
 [compat]
-julia = "1.7"
+julia = "1.6"
 
 [workspace]
 projects = ["test"]

Project.toml

@@ -47,11 +47,11 @@ end
 
 @testset "MutatePlainDataArray.jl" begin
     @test isbitstype(TAB)
-    @test !isbitstype(TAI) && !ismutabletype(TAI)
-    @test ismutabletype(TAM)
+    @test !isbitstype(TAI)
+    @test !isbitstype(TAM)
     @test isbitstype(TBB)
-    @test !isbitstype(TBI) && !ismutabletype(TBI)
-    @test ismutabletype(TBM)
+    @test !isbitstype(TBI)
+    @test !isbitstype(TBM)
     @test isbitstype(TC)
 
     @testset "aref validation" begin