Website Structure

Frontend-Learner/node_modules/eslint-plugin-regexp/dist/rules/prefer-d.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const regexp_ast_analysis_1 = require("regexp-ast-analysis");
+const utils_1 = require("../utils");
+const mention_1 = require("../utils/mention");
+function isDigits(element) {
+    return ((element.type === "CharacterSet" &&
+        element.kind === "digit" &&
+        !element.negate) ||
+        (element.type === "CharacterClassRange" &&
+            element.min.value === utils_1.CP_DIGIT_ZERO &&
+            element.max.value === utils_1.CP_DIGIT_NINE));
+}
+exports.default = (0, utils_1.createRule)("prefer-d", {
+    meta: {
+        docs: {
+            description: "enforce using `\\d`",
+            category: "Stylistic Issues",
+            recommended: true,
+        },
+        fixable: "code",
+        schema: [
+            {
+                type: "object",
+                properties: {
+                    insideCharacterClass: {
+                        type: "string",
+                        enum: ["ignore", "range", "d"],
+                    },
+                },
+                additionalProperties: false,
+            },
+        ],
+        messages: {
+            unexpected: "Unexpected {{type}} {{expr}}. Use '{{instead}}' instead.",
+        },
+        type: "suggestion",
+    },
+    create(context) {
+        var _a, _b;
+        const insideCharacterClass = (_b = (_a = context.options[0]) === null || _a === void 0 ? void 0 : _a.insideCharacterClass) !== null && _b !== void 0 ? _b : "ignore";
+        function createVisitor({ node, flags, getRegexpLocation, fixReplaceNode, }) {
+            function verifyCharacterClass(ccNode) {
+                const charSet = (0, regexp_ast_analysis_1.toUnicodeSet)(ccNode, flags);
+                let predefined = undefined;
+                if (charSet.equals(regexp_ast_analysis_1.Chars.digit(flags))) {
+                    predefined = "\\d";
+                }
+                else if (charSet.equals(regexp_ast_analysis_1.Chars.digit(flags).negate())) {
+                    predefined = "\\D";
+                }
+                if (predefined) {
+                    context.report({
+                        node,
+                        loc: getRegexpLocation(ccNode),
+                        messageId: "unexpected",
+                        data: {
+                            type: "character class",
+                            expr: (0, mention_1.mention)(ccNode),
+                            instead: predefined,
+                        },
+                        fix: fixReplaceNode(ccNode, predefined),
+                    });
+                    return;
+                }
+                if (insideCharacterClass === "ignore" ||
+                    ccNode.type !== "CharacterClass") {
+                    return;
+                }
+                const expected = insideCharacterClass === "d" ? "\\d" : "0-9";
+                for (const e of ccNode.elements) {
+                    if (isDigits(e) && e.raw !== expected) {
+                        context.report({
+                            node,
+                            loc: getRegexpLocation(e),
+                            messageId: "unexpected",
+                            data: {
+                                type: e.type === "CharacterSet"
+                                    ? "character set"
+                                    : "character class range",
+                                expr: (0, mention_1.mention)(e),
+                                instead: expected,
+                            },
+                            fix: fixReplaceNode(e, expected),
+                        });
+                    }
+                }
+            }
+            return {
+                onCharacterClassEnter: verifyCharacterClass,
+                onExpressionCharacterClassEnter: verifyCharacterClass,
+            };
+        }
+        return (0, utils_1.defineRegexpVisitor)(context, {
+            createVisitor,
+        });
+    },
+});