init source

2022-03-07 22:07:57 +07:00
parent e4376f3777
commit 8aba590a8d
11240 changed files with 1012977 additions and 0 deletions
@@ -0,0 +1,97 @@
+/**
+ * @fileoverview Prevent usage of setState in lifecycle methods
+ * @author Yannick Croissant
+ */
+
+'use strict';
+
+const docsUrl = require('./docsUrl');
+
+// ------------------------------------------------------------------------------
+// Rule Definition
+// ------------------------------------------------------------------------------
+
+function mapTitle(methodName) {
+  const map = {
+    componentDidMount: 'did-mount',
+    componentDidUpdate: 'did-update',
+    componentWillUpdate: 'will-update'
+  };
+  const title = map[methodName];
+  if (!title) {
+    throw Error(`No docsUrl for '${methodName}'`);
+  }
+  return `no-${title}-set-state`;
+}
+
+function makeNoMethodSetStateRule(methodName, shouldCheckUnsafeCb) {
+  return {
+    meta: {
+      docs: {
+        description: `Prevent usage of setState in ${methodName}`,
+        category: 'Best Practices',
+        recommended: false,
+        url: docsUrl(mapTitle(methodName))
+      },
+
+      schema: [{
+        enum: ['disallow-in-func']
+      }]
+    },
+
+    create(context) {
+      const mode = context.options[0] || 'allow-in-func';
+
+      function nameMatches(name) {
+        if (name === methodName) {
+          return true;
+        }
+
+        if (typeof shouldCheckUnsafeCb === 'function' && shouldCheckUnsafeCb(context)) {
+          return name === `UNSAFE_${methodName}`;
+        }
+
+        return false;
+      }
+
+      // --------------------------------------------------------------------------
+      // Public
+      // --------------------------------------------------------------------------
+
+      return {
+
+        CallExpression(node) {
+          const callee = node.callee;
+          if (
+            callee.type !== 'MemberExpression' ||
+            callee.object.type !== 'ThisExpression' ||
+            callee.property.name !== 'setState'
+          ) {
+            return;
+          }
+          const ancestors = context.getAncestors(callee).reverse();
+          let depth = 0;
+          ancestors.some((ancestor) => {
+            if (/Function(Expression|Declaration)$/.test(ancestor.type)) {
+              depth++;
+            }
+            if (
+              (ancestor.type !== 'Property' && ancestor.type !== 'MethodDefinition' && ancestor.type !== 'ClassProperty') ||
+              !nameMatches(ancestor.key.name) ||
+              (mode !== 'disallow-in-func' && depth > 1)
+            ) {
+              return false;
+            }
+            context.report({
+              node: callee,
+              message: `Do not use setState in ${ancestor.key.name}`
+            });
+            return true;
+          });
+        }
+      };
+    }
+  };
+}
+
+module.exports = makeNoMethodSetStateRule;