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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = void 0;
- var _helperPluginUtils = require("@babel/helper-plugin-utils");
- var _core = require("@babel/core");
- const TRACE_ID = "__source";
- const FILE_NAME_VAR = "_jsxFileName";
- const createNodeFromNullish = (val, fn) => val == null ? _core.types.nullLiteral() : fn(val);
- var _default = exports.default = (0, _helperPluginUtils.declare)(api => {
- api.assertVersion(7);
- function makeTrace(fileNameIdentifier, {
- line,
- column
- }) {
- const fileLineLiteral = createNodeFromNullish(line, _core.types.numericLiteral);
- const fileColumnLiteral = createNodeFromNullish(column, c => _core.types.numericLiteral(c + 1));
- return _core.template.expression.ast`{
- fileName: ${fileNameIdentifier},
- lineNumber: ${fileLineLiteral},
- columnNumber: ${fileColumnLiteral},
- }`;
- }
- const isSourceAttr = attr => _core.types.isJSXAttribute(attr) && attr.name.name === TRACE_ID;
- return {
- name: "transform-react-jsx-source",
- visitor: {
- JSXOpeningElement(path, state) {
- const {
- node
- } = path;
- if (!node.loc || path.node.attributes.some(isSourceAttr)) {
- return;
- }
- if (!state.fileNameIdentifier) {
- const fileNameId = path.scope.generateUidIdentifier(FILE_NAME_VAR);
- state.fileNameIdentifier = fileNameId;
- path.scope.getProgramParent().push({
- id: fileNameId,
- init: _core.types.stringLiteral(state.filename || "")
- });
- }
- node.attributes.push(_core.types.jsxAttribute(_core.types.jsxIdentifier(TRACE_ID), _core.types.jsxExpressionContainer(makeTrace(_core.types.cloneNode(state.fileNameIdentifier), node.loc.start))));
- }
- }
- };
- });
- //# sourceMappingURL=index.js.map
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