Implement create_when_missing

internal/configs/import.go

@@ -25,6 +25,8 @@ type Import struct {
 
 	ForEach hcl.Expression
 
+	CreateWhenMissing hcl.Expression
+
 	ProviderConfigRef *ProviderConfigRef
 	Provider          addrs.Provider
 
@@ -77,6 +79,10 @@ func decodeImportBlock(block *hcl.Block) (*Import, hcl.Diagnostics) {
 		imp.ForEach = attr.Expr
 	}
 
+	if attr, exists := content.Attributes["create_when_missing"]; exists {
+		imp.CreateWhenMissing = attr.Expr
+	}
+
 	if attr, exists := content.Attributes["provider"]; exists {
 		if len(imp.ToResource.Module) > 0 {
 			diags = append(diags, &hcl.Diagnostic{
@@ -132,6 +138,9 @@ var importBlockSchema = &hcl.BodySchema{
 		{
 			Name: "identity",
 		},
+		{
+			Name: "create_when_missing",
+		},
 	},
 }
 

internal/configs/import_test.go

@@ -105,6 +105,35 @@ func TestImportBlock_decode(t *testing.T) {
 			},
 			``,
 		},
+		"with create_when_missing": {
+			&hcl.Block{
+				Type: "import",
+				Body: hcltest.MockBody(&hcl.BodyContent{
+					Attributes: hcl.Attributes{
+						"id": {
+							Name: "id",
+							Expr: foo_str_expr,
+						},
+						"to": {
+							Name: "to",
+							Expr: bar_expr,
+						},
+						"create_when_missing": {
+							Name: "create_when_missing",
+							Expr: hcltest.MockExprLiteral(cty.BoolVal(true)),
+						},
+					},
+				}),
+				DefRange: blockRange,
+			},
+			&Import{
+				ToResource:        mustAbsResourceInstanceAddr("test_instance.bar").ConfigResource(),
+				ID:                foo_str_expr,
+				CreateWhenMissing: hcltest.MockExprLiteral(cty.BoolVal(true)),
+				DeclRange:         blockRange,
+			},
+			``,
+		},
 		"indexed resources": {
 			&hcl.Block{
 				Type: "import",