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app_vue/node_modules/eslint-plugin-vue/lib/rules/quote-props.js

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+/**
+ * @author Yosuke Ota
+ * See LICENSE file in root directory for full license.
+ */
+'use strict'
+
+const { wrapCoreRule, flatten } = require('../utils')
+
+// eslint-disable-next-line no-invalid-meta, no-invalid-meta-docs-categories
+module.exports = wrapCoreRule('quote-props', {
+  skipDynamicArguments: true,
+  preprocess(context, { wrapContextToOverrideProperties, defineVisitor }) {
+    const sourceCode = context.getSourceCode()
+    /**
+     * @type {'"' | "'" | null}
+     */
+    let htmlQuote = null
+    defineVisitor({
+      /** @param {VExpressionContainer} node */
+      'VAttribute > VExpressionContainer.value'(node) {
+        const text = sourceCode.getText(node)
+        const firstChar = text[0]
+        htmlQuote = firstChar === "'" || firstChar === '"' ? firstChar : null
+      },
+      'VAttribute > VExpressionContainer.value:exit'() {
+        htmlQuote = null
+      }
+    })
+
+    wrapContextToOverrideProperties({
+      // Override the report method and replace the quotes in the fixed text with safe quotes.
+      report(descriptor) {
+        if (htmlQuote) {
+          const expectedQuote = htmlQuote === '"' ? "'" : '"'
+          context.report({
+            ...descriptor,
+            *fix(fixer) {
+              for (const fix of flatten(
+                descriptor.fix && descriptor.fix(fixer)
+              )) {
+                yield fixer.replaceTextRange(
+                  fix.range,
+                  fix.text.replace(/["']/gu, expectedQuote)
+                )
+              }
+            }
+          })
+        } else {
+          context.report(descriptor)
+        }
+      }
+    })
+  }
+})