Fix crash for script setup in no-obj-calls rule

Author: ota-meshi

Diff for: scripts/update-fixtures-ast.js

@@ -131,6 +131,9 @@ function scopeToJSON(scopeManager) {
                     reference.resolved.defs[0].name,
             ),
             init: reference.init || null,
+            vueUsedInTemplate: reference.vueUsedInTemplate
+                ? reference.vueUsedInTemplate
+                : undefined,
         }
     }
 

Diff for: src/script-setup/scope-analyzer.ts

@@ -171,7 +171,7 @@ function analyzeUsedInTemplateVariables(
 
     function markVariableAsUsed(name: string) {
         const variable = scriptVariables.get(name)
-        if (!variable) {
+        if (!variable || variable.identifiers.length === 0) {
             return
         }
         if (markedVariables.has(name)) {

Diff for: test/fixtures/ast/multiple-scripts-7/scope.json

@@ -138,6 +138,39 @@
                                 }
                             },
                             "init": true
+                        },
+                        {
+                            "identifier": {
+                                "type": "Identifier",
+                                "name": "count",
+                                "loc": {
+                                    "start": {
+                                        "line": 2,
+                                        "column": 11
+                                    },
+                                    "end": {
+                                        "line": 2,
+                                        "column": 16
+                                    }
+                                }
+                            },
+                            "from": "module",
+                            "resolved": {
+                                "type": "Identifier",
+                                "name": "count",
+                                "loc": {
+                                    "start": {
+                                        "line": 2,
+                                        "column": 11
+                                    },
+                                    "end": {
+                                        "line": 2,
+                                        "column": 16
+                                    }
+                                }
+                            },
+                            "init": null,
+                            "vueUsedInTemplate": true
                         }
                     ]
                 },
@@ -178,7 +211,41 @@
                             "name": "MyComponent1"
                         }
                     ],
-                    "references": []
+                    "references": [
+                        {
+                            "identifier": {
+                                "type": "Identifier",
+                                "name": "MyComponent1",
+                                "loc": {
+                                    "start": {
+                                        "line": 6,
+                                        "column": 7
+                                    },
+                                    "end": {
+                                        "line": 6,
+                                        "column": 19
+                                    }
+                                }
+                            },
+                            "from": "module",
+                            "resolved": {
+                                "type": "Identifier",
+                                "name": "MyComponent1",
+                                "loc": {
+                                    "start": {
+                                        "line": 6,
+                                        "column": 7
+                                    },
+                                    "end": {
+                                        "line": 6,
+                                        "column": 19
+                                    }
+                                }
+                            },
+                            "init": null,
+                            "vueUsedInTemplate": true
+                        }
+                    ]
                 },
                 {
                     "name": "MyComponent2",
@@ -217,7 +284,41 @@
                             "name": "MyComponent2"
                         }
                     ],
-                    "references": []
+                    "references": [
+                        {
+                            "identifier": {
+                                "type": "Identifier",
+                                "name": "MyComponent2",
+                                "loc": {
+                                    "start": {
+                                        "line": 8,
+                                        "column": 7
+                                    },
+                                    "end": {
+                                        "line": 8,
+                                        "column": 19
+                                    }
+                                }
+                            },
+                            "from": "module",
+                            "resolved": {
+                                "type": "Identifier",
+                                "name": "MyComponent2",
+                                "loc": {
+                                    "start": {
+                                        "line": 8,
+                                        "column": 7
+                                    },
+                                    "end": {
+                                        "line": 8,
+                                        "column": 19
+                                    }
+                                }
+                            },
+                            "init": null,
+                            "vueUsedInTemplate": true
+                        }
+                    ]
                 },
                 {
                     "name": "a",