mp-lens
Version:
微信小程序分析工具 (Unused Code, Dependencies, Visualization)
101 lines • 4.29 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.lintComponentUsage = lintComponentUsage;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const debug_logger_1 = require("../../utils/debug-logger");
const standard_wxml_tags_1 = require("./standard-wxml-tags");
/**
* Performs component usage linting by comparing declarations with usage
*
* @param wxmlFilePath Path to the WXML file
* @param jsonFilePath Path to the corresponding JSON file
* @param usedTagToFiles Map<tag, Set<wxmlFile>>
* @param globalComponents Object containing globally declared components from app.json
* @returns Lint issue object containing any identified problems
*/
function lintComponentUsage(wxmlFilePath, jsonFilePath, usedTagToFiles, globalComponents) {
// Initialize result object
const result = {
id: '', // will be set by processFilePair
wxmlFile: wxmlFilePath,
jsonFile: jsonFilePath,
declaredNotUsed: [],
usedNotDeclared: [],
};
try {
// Read and parse JSON file
const jsonContent = fs.readFileSync(jsonFilePath, 'utf-8');
const jsonData = JSON.parse(jsonContent);
// Extract using components
const localUsingComponents = jsonData.usingComponents || {};
// Extract component generics if they exist
const componentGenerics = jsonData.componentGenerics || {};
// Merge local components with global components to form all declared components
const declaredComponents = {
...globalComponents,
...localUsingComponents,
...componentGenerics,
};
// Filter out standard WXML tags from used tags
const usedCustomTags = Array.from(usedTagToFiles.keys()).filter((tag) => (0, standard_wxml_tags_1.filterStandardWxmlTags)(new Set([tag])).size > 0);
// Find components declared but not used
for (const [componentTag, componentPath] of Object.entries(declaredComponents)) {
if (!usedCustomTags.includes(componentTag)) {
result.declaredNotUsed.push({
componentTag,
path: componentPath,
});
}
}
// Find tags used but not declared
for (const tag of usedCustomTags) {
if (!declaredComponents[tag]) {
const usedIn = Array.from(usedTagToFiles.get(tag) || []);
result.usedNotDeclared.push({
componentTag: tag,
usedIn,
suggestion: `Consider adding '${tag}' to the usingComponents section in ${path.basename(jsonFilePath)}`,
});
}
}
}
catch (err) {
debug_logger_1.logger.error(`Error linting component usage for ${wxmlFilePath}: ${err}`);
}
return result;
}
//# sourceMappingURL=component-linter.js.map