Current File : //home/forge/takeaseat.eco-n-tech.co.uk/node_modules/jstransform/visitors/index.js
/**
* Copyright 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
/*global exports:true*/
'use strict';
var es6ArrowFunction = require('./es6-arrow-function-visitors');
var es6CallSpread = require('./es6-call-spread-visitors');
var es6Class = require('./es6-class-visitors');
var es6Destructuring = require('./es6-destructuring-visitors');
var es6ForOf = require('./es6-for-of-visitors');
var es6ObjectComputedProperty =
require('./es6-object-computed-property-visitors');
var es6ObjectConciseMethod = require('./es6-object-concise-method-visitors');
var es6ObjectShortNotation = require('./es6-object-short-notation-visitors');
var es6RestParam = require('./es6-rest-param-visitors');
var es6Template = require('./es6-template-visitors');
var es7SpreadProperty = require('./es7-spread-property-visitors');
var es7TrailingComma = require('./es7-trailing-comma-visitors');
var reactDisplayName = require('./react-display-name-visitors');
var reactJSX = require('./react-jsx-visitors');
var reservedWords = require('./reserved-words-visitors');
var trailingComma = require('./trailing-comma-visitors');
var undefinedToVoid0 = require('./undefined-to-void-0-visitors');
// Map from transformName => orderedListOfVisitors.
var transformVisitors = {
'es6-arrow-function': es6ArrowFunction.visitorList,
'es6-call-spread': es6CallSpread.visitorList,
'es6-class': es6Class.visitorList,
'es6-destructuring': es6Destructuring.visitorList,
'es6-for-of': es6ForOf.visitorList,
'es6-object-computed-property': es6ObjectComputedProperty.visitorList,
'es6-object-concise-method': es6ObjectConciseMethod.visitorList,
'es6-object-short-notation': es6ObjectShortNotation.visitorList,
'es6-rest-param': es6RestParam.visitorList,
'es6-template': es6Template.visitorList,
'es7-spread-property': es7SpreadProperty.visitorList,
'es7-trailing-comma': es7TrailingComma.visitorList,
'react-display-name': reactDisplayName.visitorList,
'react-jsx': reactJSX.visitorList,
'reserved-words': reservedWords.visitorList,
'trailing-comma': trailingComma.visitorList,
'undefined-to-void-0': undefinedToVoid0.visitorList
};
// Sets of transforms. Useful for quickly building up with simple options.
var transformSets = {
'es6': [
'es6-arrow-function',
'es6-call-spread',
'es6-class',
'es6-destructuring',
'es6-for-of',
'es6-object-computed-property',
'es6-object-concise-method',
'es6-object-short-notation',
'es6-rest-param',
'es6-template'
],
'es7': [
'es7-spread-property',
'es7-trailing-comma'
],
'react': [
'react-jsx',
'react-display-name'
],
'target:es3': [
'reserved-words',
'trailing-comma'
],
'utility': [
'undefined-to-void-0'
]
};
// harmony is all newer transforms. Define it here so we don't duplicate.
transformSets.harmony = transformSets.es6.concat(transformSets.es7);
// Specifies the order in which each transform should run.
var transformRunOrder = [
'reserved-words',
'es6-destructuring',
'es6-arrow-function',
// needs to be before concice-methods, short-notation, spread-property
'es6-object-computed-property',
'es6-object-concise-method',
'es6-object-short-notation',
'es6-class',
'es6-rest-param',
'es6-template',
'es6-call-spread',
'es6-for-of',
'es7-spread-property',
// These are 2 distinct transforms - 'trailing-comma' handles array & object
// literals. 'es7-trailing-comma' handles extra arguments in function calls.
'trailing-comma',
'es7-trailing-comma',
'react-jsx',
'react-display-name',
'undefined-to-void-0'
];
/**
* Given a list of transform names, return the ordered list of visitors to be
* passed to the transform() function.
*
* @param {array?} excludes
* @return {array}
*/
function getAllVisitors(excludes) {
var ret = [];
for (var i = 0, il = transformRunOrder.length; i < il; i++) {
if (!excludes || excludes.indexOf(transformRunOrder[i]) === -1) {
ret = ret.concat(transformVisitors[transformRunOrder[i]]);
}
}
return ret;
}
/**
* Given a list of visitor set names, return the ordered list of visitors to be
* passed to jstransform.
*
* @param {array}
* @return {array}
*/
function getVisitorsBySet(sets) {
var visitorsToInclude = sets.reduce(function(visitors, set) {
if (!transformSets.hasOwnProperty(set)) {
throw new Error('Unknown visitor set: ' + set);
}
transformSets[set].forEach(function(visitor) {
visitors[visitor] = true;
});
return visitors;
}, {});
var visitorList = [];
for (var i = 0; i < transformRunOrder.length; i++) {
if (visitorsToInclude.hasOwnProperty(transformRunOrder[i])) {
visitorList = visitorList.concat(transformVisitors[transformRunOrder[i]]);
}
}
return visitorList;
}
exports.getVisitorsBySet = getVisitorsBySet;
exports.getAllVisitors = getAllVisitors;
exports.transformVisitors = transformVisitors;
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