refakts/dist/locators/expression-locator.js

TypeScript refactoring tool built for AI coding agents to perform precise refactoring operations via command line instead of requiring complete code regeneration.

"use strict";
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.ExpressionLocator = void 0;
const ts_morph_1 = require("ts-morph");
const tsquery_handler_1 = require("../tsquery-handler");
const extraction_scope_analyzer_1 = require("../services/extraction-scope-analyzer");
const path = __importStar(require("path"));
class ExpressionLocator {
    constructor(project) {
        this.tsQueryHandler = new tsquery_handler_1.TSQueryHandler();
        this.scopeAnalyzer = new extraction_scope_analyzer_1.ExtractionScopeAnalyzer();
        this.project = project || new ts_morph_1.Project();
    }
    async findExpressions(filePath, query) {
        try {
            const result = await this.processExpressionQuery(filePath, query);
            return result;
        }
        catch (error) {
            throw new Error(`Failed to process file ${filePath}: ${error}`);
        }
    }
    async findExpressionsByRegex(filePath, pattern) {
        try {
            const result = await this.processExpressionRegex(filePath, pattern);
            return result;
        }
        catch (error) {
            throw new Error(`Failed to process file ${filePath}: ${error}`);
        }
    }
    async processExpressionQuery(filePath, query) {
        const sourceFile = this.loadSourceFile(filePath);
        const matchingNodes = this.tsQueryHandler.findNodesByQuery(sourceFile, query);
        const matches = this.createExpressionMatches(sourceFile, matchingNodes);
        return { query, matches };
    }
    async processExpressionRegex(filePath, pattern) {
        const sourceFile = this.loadSourceFile(filePath);
        const regex = new RegExp(pattern);
        const allNodes = this.getAllExpressionNodes(sourceFile);
        const matchingNodes = allNodes.filter(node => regex.test(node.getText()));
        const matches = this.createExpressionMatches(sourceFile, matchingNodes);
        return { query: pattern, matches };
    }
    createExpressionMatches(sourceFile, nodes) {
        const matches = [];
        for (const node of nodes) {
            this.addExpressionMatch(sourceFile, node, matches);
        }
        return matches;
    }
    addExpressionMatch(sourceFile, node, matches) {
        if (ts_morph_1.Node.isExpression(node)) {
            matches.push(this.createExpressionMatch(sourceFile, node));
        }
    }
    createExpressionMatch(sourceFile, node) {
        const location = sourceFile.getLineAndColumnAtPos(node.getStart());
        const scope = this.scopeAnalyzer.findScopeName(node);
        return this.buildExpressionMatch(node, location, scope);
    }
    buildExpressionMatch(node, location, scope) {
        return {
            expression: node.getText(),
            type: node.getKindName(),
            line: location.line,
            column: location.column,
            scope: scope,
            node: node
        };
    }
    loadSourceFile(filePath) {
        const absolutePath = path.resolve(filePath);
        if (this.project.getSourceFile(absolutePath)) {
            return this.project.getSourceFile(absolutePath);
        }
        return this.project.addSourceFileAtPath(absolutePath);
    }
    getAllExpressionNodes(sourceFile) {
        const nodes = [];
        sourceFile.forEachDescendant((node) => {
            nodes.push(node);
        });
        return nodes;
    }
}
exports.ExpressionLocator = ExpressionLocator;
//# sourceMappingURL=expression-locator.js.map