mirror of https://github.com/status-im/metro.git
66 lines
1.5 KiB
JavaScript
66 lines
1.5 KiB
JavaScript
/**
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* Copyright 2004-present Facebook. All Rights Reserved.
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*
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* Note: This is a fork of the fb-specific transform.js
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*/
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'use strict';
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var jstransform = require('jstransform').transform;
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var reactVisitors =
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require('react-tools/vendor/fbtransform/visitors').getAllVisitors();
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var staticTypeSyntax =
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require('jstransform/visitors/type-syntax').visitorList;
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// Note that reactVisitors now handles ES6 classes, rest parameters, arrow
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// functions, template strings, and object short notation.
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var visitorList = reactVisitors;
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function transform(srcTxt, filename) {
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var options = {
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es3: true,
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sourceType: 'nonStrictModule',
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filename: filename,
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};
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// These tranforms mostly just erase type annotations and static typing
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// related statements, but they were conflicting with other tranforms.
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// Running them first solves that problem
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var staticTypeSyntaxResult = jstransform(
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staticTypeSyntax,
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srcTxt,
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options
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);
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return jstransform(
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visitorList,
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staticTypeSyntaxResult.code,
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options
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);
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}
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module.exports = function(data, callback) {
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var result;
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try {
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result = transform(
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data.sourceCode,
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data.filename
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);
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} catch (e) {
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return callback(null, {
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error: {
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lineNumber: e.lineNumber,
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column: e.column,
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message: e.message,
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stack: e.stack,
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description: e.description
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}
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});
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}
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callback(null, result);
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};
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// export for use in jest
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module.exports.transform = transform;
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