UNPKG

ts-nameof

Version:
82 lines 3.63 kB
"use strict"; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } }); }) : (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 (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k); __setModuleDefault(result, mod); return result; }; Object.defineProperty(exports, "__esModule", { value: true }); exports.replaceInText = void 0; var ts = __importStar(require("typescript")); var transforms_ts_1 = require("@ts-nameof/transforms-ts"); var printer = ts.createPrinter(); function replaceInText(fileName, fileText) { if (arguments.length === 1) { fileText = fileName; fileName = "/file.tsx"; } var visitSourceFileContext = { interpolateExpressions: new Set() }; var sourceFile = ts.createSourceFile(fileName, fileText, ts.ScriptTarget.Latest, false); var transformations = []; var transformerFactory = function (context) { return function (_) { return visitSourceFile(context); }; }; ts.transform(sourceFile, [transformerFactory]); transforms_ts_1.throwIfContextHasInterpolateExpressions(visitSourceFileContext, sourceFile); if (transformations.length === 0) return { replaced: false }; return { fileText: getTransformedText(), replaced: true }; function getTransformedText() { var finalText = ""; var lastPos = 0; for (var _i = 0, transformations_1 = transformations; _i < transformations_1.length; _i++) { var transform = transformations_1[_i]; finalText += fileText.substring(lastPos, transform.start); finalText += transform.text; lastPos = transform.end; } finalText += fileText.substring(lastPos); return finalText; } function visitSourceFile(context) { return visitNodeAndChildren(sourceFile); function visitNodeAndChildren(node) { if (node == null) return node; node = ts.visitEachChild(node, function (childNode) { return visitNodeAndChildren(childNode); }, context); var resultNode = transforms_ts_1.visitNode(node, sourceFile, visitSourceFileContext); var wasTransformed = resultNode !== node; if (wasTransformed) storeTransformation(); return resultNode; function storeTransformation() { var nodeStart = node.getStart(sourceFile); var lastTransformation = transformations[transformations.length - 1]; if (lastTransformation != null && lastTransformation.start > nodeStart) transformations.pop(); transformations.push({ start: nodeStart, end: node.end, text: printer.printNode(ts.EmitHint.Unspecified, resultNode, sourceFile) }); } } } } exports.replaceInText = replaceInText; //# sourceMappingURL=replaceInText.js.map