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babel-traverse

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Comparing version 7.0.0-alpha.15 to 7.0.0-alpha.16

13

lib/context.js

@@ -18,4 +18,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var testing = process.env.NODE_ENV === "test";

@@ -25,6 +23,3 @@

function TraversalContext(scope, opts, state, parentPath) {
_classCallCheck(this, TraversalContext);
this.queue = null;
this.parentPath = parentPath;

@@ -39,5 +34,3 @@ this.scope = scope;

if (opts.enter || opts.exit) return true;
if (opts[node.type]) return true;
var keys = t.VISITOR_KEYS[node.type];

@@ -59,3 +52,2 @@ if (!keys || !keys.length) return false;

var key = _ref;
if (node[key]) return true;

@@ -93,3 +85,2 @@ }

if (container.length === 0) return false;
var queue = [];

@@ -99,2 +90,3 @@

var node = container[key];
if (node && this.shouldVisit(node)) {

@@ -119,3 +111,2 @@ queue.push(this.create(parent, container, key, listKey));

this.priorityQueue = [];
var visited = [];

@@ -137,3 +128,2 @@ var stop = false;

var path = _ref2;
path.resync();

@@ -185,3 +175,2 @@

this.queue = null;
return stop;

@@ -188,0 +177,0 @@ };

4

lib/hub.js

@@ -5,7 +5,3 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var Hub = function Hub(file, options) {
_classCallCheck(this, Hub);
this.file = file;

@@ -12,0 +8,0 @@ this.options = options;

11

lib/index.js

@@ -63,2 +63,3 @@ "use strict";

exports.visitors = visitors;
function traverse(parent, opts, scope, state, parentPath) {

@@ -75,3 +76,2 @@ if (!parent) return;

visitors.explode(opts);
traverse.node(parent, opts, scope, state, parentPath);

@@ -83,3 +83,2 @@ }

traverse.explode = visitors.explode;
traverse.NodePath = require("./path");

@@ -96,4 +95,4 @@ traverse.Scope = require("./scope");

if (!keys) return;
var context = new _context2.default(scope, opts, state, parentPath);
var context = new _context2.default(scope, opts, state, parentPath);
for (var _iterator = keys, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {

@@ -112,3 +111,2 @@ var _ref;

var key = _ref;
if (skipKeys && skipKeys[key]) continue;

@@ -121,3 +119,2 @@ if (context.visit(node, key)) return;

t.removeProperties(node, opts);
cache.path.delete(node);

@@ -140,5 +137,3 @@ };

if ((0, _includes2.default)(blacklistTypes, tree.type)) return false;
if (tree.type === type) return true;
var state = {

@@ -148,3 +143,2 @@ has: false,

};
traverse(tree, {

@@ -154,3 +148,2 @@ blacklist: blacklistTypes,

}, scope, state);
return state.has;

@@ -157,0 +150,0 @@ };

61

lib/path/ancestry.js

@@ -29,5 +29,7 @@ "use strict";

var path = this;
while (path = path.parentPath) {
if (callback(path)) return path;
}
return null;

@@ -38,5 +40,7 @@ }

var path = this;
do {
if (callback(path)) return path;
} while (path = path.parentPath);
return null;

@@ -73,17 +77,6 @@ }

var keys = t.VISITOR_KEYS[deepest.type];
var _arr = ancestries;
for (var _iterator = ancestries, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var ancestry = _ref;
for (var _i = 0; _i < _arr.length; _i++) {
var ancestry = _arr[_i];
var path = ancestry[i + 1];

@@ -105,2 +98,3 @@

var currentKeyIndex = keys.indexOf(path.parentKey);
if (earliestKeyIndex > currentKeyIndex) {

@@ -127,6 +121,4 @@ earliest = path;

var minDepth = Infinity;
var lastCommonIndex = void 0,
lastCommon = void 0;
var ancestries = paths.map(function (path) {

@@ -145,3 +137,2 @@ var ancestry = [];

});
var first = ancestries[0];

@@ -151,17 +142,7 @@

var shouldMatch = first[i];
var _arr2 = ancestries;
for (var _iterator2 = ancestries, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
for (var _i2 = 0; _i2 < _arr2.length; _i2++) {
var ancestry = _arr2[_i2];
if (_isArray2) {
if (_i2 >= _iterator2.length) break;
_ref2 = _iterator2[_i2++];
} else {
_i2 = _iterator2.next();
if (_i2.done) break;
_ref2 = _i2.value;
}
var ancestry = _ref2;
if (ancestry[i] !== shouldMatch) {

@@ -190,5 +171,7 @@ break depthLoop;

var paths = [];
do {
paths.push(path);
} while (path = path.parentPath);
return paths;

@@ -209,19 +192,11 @@ }

var path = this;
while (path) {
for (var _iterator3 = arguments, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
var _arr3 = arguments;
if (_isArray3) {
if (_i3 >= _iterator3.length) break;
_ref3 = _iterator3[_i3++];
} else {
_i3 = _iterator3.next();
if (_i3.done) break;
_ref3 = _i3.value;
}
var type = _ref3;
for (var _i3 = 0; _i3 < _arr3.length; _i3++) {
var type = _arr3[_i3];
if (path.node.type === type) return true;
}
path = path.parentPath;

@@ -228,0 +203,0 @@ }

7

lib/path/comments.js

@@ -7,12 +7,10 @@ "use strict";

exports.addComments = addComments;
function shareCommentsWithSiblings() {
if (typeof this.key === "string") return;
var node = this.node;
if (!node) return;
var trailing = node.trailingComments;
var leading = node.leadingComments;
if (!trailing && !leading) return;
var prev = this.getSibling(this.key - 1);

@@ -22,2 +20,3 @@ var next = this.getSibling(this.key + 1);

var hasNext = Boolean(next.node);
if (hasPrev && hasNext) {} else if (hasPrev) {

@@ -39,6 +38,4 @@ prev.addComments("trailing", trailing);

if (!comments) return;
var node = this.node;
if (!node) return;
var key = type + "Comments";

@@ -45,0 +42,0 @@

24

lib/path/context.js

@@ -33,3 +33,2 @@ "use strict";

var opts = this.opts;
this.debug(function () {

@@ -66,9 +65,7 @@ return key;

var fn = _ref;
if (!fn) continue;
var node = this.node;
if (!node) return true;
var ret = fn.call(this.state, this, this.state);
var ret = fn.call(this.state, this, this.state);
if (ret) {

@@ -79,3 +76,2 @@ throw new Error("Unexpected return value from visitor method " + fn);

if (this.node !== node) return true;
if (this.shouldStop || this.shouldSkip || this.removed) return true;

@@ -115,6 +111,6 @@ }

});
_index2.default.node(this.node, this.opts, this.scope, this.state, this, this.skipKeys);
this.call("exit");
return this.shouldStop;

@@ -138,3 +134,2 @@ }

if (this.opts && this.opts.noScope) return;
var target = this.context && this.context.scope;

@@ -144,5 +139,5 @@

var path = this.parentPath;
while (path && !target) {
if (path.opts && path.opts.noScope) return;
target = path.scope;

@@ -170,3 +165,2 @@ path = path.parentPath;

this.setScope();
return this;

@@ -179,3 +173,5 @@ }

this._resyncParent();
this._resyncList();
this._resyncKey();

@@ -192,3 +188,2 @@ }

if (!this.container) return;
if (this.node === this.container[this.key]) return;

@@ -215,6 +210,4 @@

if (!this.parent || !this.inList) return;
var newContainer = this.parent[this.listKey];
if (this.container === newContainer) return;
this.container = newContainer || null;

@@ -244,3 +237,2 @@ }

this.container = container;
this.parentPath = parentPath || this.parentPath;

@@ -258,5 +250,3 @@ this.setKey(key);

var pathToQueue = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this;
if (pathToQueue.removed) return;
var contexts = this.contexts;

@@ -277,3 +267,2 @@

var context = _ref2;
context.maybeQueue(pathToQueue);

@@ -286,7 +275,10 @@ }

var contexts = this.contexts;
while (!contexts.length) {
path = path.parentPath;
if (!path) break;
contexts = path.contexts;
}
return contexts;
}

64

lib/path/conversion.js

@@ -24,4 +24,4 @@ "use strict";

var node = this.node;
var key = void 0;
var key = void 0;
if (this.isMemberExpression()) {

@@ -48,3 +48,2 @@ key = node.property;

if (!this.isArrowFunctionExpression()) return;
this.arrowFunctionToExpression();

@@ -73,7 +72,8 @@ }

var thisBinding = hoistFunctionEnvironment(this, specCompliant, allowInsertArrow);
this.ensureBlock();
this.node.type = "FunctionExpression";
if (specCompliant) {
var checkBinding = thisBinding ? null : this.parentPath.scope.generateUidIdentifier("arrowCheckId");
if (checkBinding) {

@@ -87,3 +87,2 @@ this.parentPath.scope.push({

this.get("body").unshiftContainer("body", t.expressionStatement(t.callExpression(this.hub.file.addHelper("newArrowCheck"), [t.thisExpression(), checkBinding ? t.identifier(checkBinding.name) : t.identifier(thisBinding)])));
this.replaceWith(t.callExpression(t.memberExpression((0, _babelHelperFunctionName2.default)(this) || this.node, t.identifier("bind")), [checkBinding ? t.identifier(checkBinding.name) : t.thisExpression()]));

@@ -96,3 +95,2 @@ }

var allowInsertArrow = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
var thisEnvFn = fnPath.findParent(function (p) {

@@ -125,2 +123,3 @@ return p.isFunction() && !p.isArrowFunctionExpression() || p.isProgram() || p.isClassProperty();

}
child.skip();

@@ -130,9 +129,6 @@ },

if (!child.get("callee").isSuper()) return;
allSuperCalls.push(child);
}
});
var superBinding = getSuperBinding(thisEnvFn);
allSuperCalls.forEach(function (superCall) {

@@ -144,2 +140,3 @@ return superCall.get("callee").replaceWith(t.identifier(superBinding));

var thisBinding = void 0;
if (thisPaths.length > 0 || specCompliant) {

@@ -152,3 +149,2 @@ thisBinding = getThisBinding(thisEnvFn, inConstructor);

});
if (specCompliant) thisBinding = null;

@@ -162,3 +158,2 @@ }

});
argumentsPaths.forEach(function (argumentsChild) {

@@ -173,3 +168,2 @@ argumentsChild.replaceWith(t.identifier(argumentsBinding));

});
newTargetPaths.forEach(function (argumentsChild) {

@@ -188,7 +182,8 @@ argumentsChild.replaceWith(t.identifier(newTargetBinding));

}, []);
flatSuperProps.forEach(function (superProp) {
var key = superProp.node.computed ? "" : superProp.get("property").node.name;
if (superProp.parentPath.isCallExpression({ callee: superProp.node })) {
if (superProp.parentPath.isCallExpression({
callee: superProp.node
})) {
var _superBinding = getSuperPropCallBinding(thisEnvFn, key);

@@ -207,5 +202,7 @@

});
var _superBinding2 = getSuperPropBinding(thisEnvFn, isAssignment, key);
var args = [];
if (superProp.node.computed) {

@@ -232,18 +229,15 @@ args.push(superProp.get("property").node);

var assignmentPath = superProp.parentPath;
var op = assignmentPath.node.operator.slice(0, -1);
var value = assignmentPath.node.right;
assignmentPath.node.operator = "=";
assignmentPath.node.operator = "=";
if (superProp.node.computed) {
var tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
assignmentPath.get("left").replaceWith(t.memberExpression(superProp.node.object, t.assignmentExpression("=", tmp, superProp.node.property), true));
assignmentPath.get("right").replaceWith(t.binaryExpression(op, t.memberExpression(superProp.node.object, t.identifier(tmp.name), true), value));
} else {
assignmentPath.get("left").replaceWith(t.memberExpression(superProp.node.object, superProp.node.property));
assignmentPath.get("right").replaceWith(t.binaryExpression(op, t.memberExpression(superProp.node.object, t.identifier(superProp.node.property.name)), value));
}
return [assignmentPath.get("left"), assignmentPath.get("right").get("left")];

@@ -254,4 +248,4 @@ } else if (superProp.parentPath.isUpdateExpression()) {

var _tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
var computedKey = superProp.node.computed ? superProp.scope.generateDeclaredUidIdentifier("prop") : null;
var parts = [t.assignmentExpression("=", _tmp, t.memberExpression(superProp.node.object, computedKey ? t.assignmentExpression("=", computedKey, superProp.node.property) : superProp.node.property, superProp.node.computed)), t.assignmentExpression("=", t.memberExpression(superProp.node.object, computedKey ? t.identifier(computedKey.name) : superProp.node.property, superProp.node.computed), t.binaryExpression("+", t.identifier(_tmp.name), t.numericLiteral(1)))];

@@ -264,3 +258,2 @@

updateExpr.replaceWith(t.sequenceExpression(parts));
var left = updateExpr.get("expressions.0.right");

@@ -283,3 +276,2 @@ var right = updateExpr.get("expressions.1.left");

if (!inConstructor || !hasSuperClass(thisEnvFn)) return t.thisExpression();
var supers = new WeakSet();

@@ -298,3 +290,2 @@ thisEnvFn.traverse({

supers.add(child.node);
child.replaceWith(t.assignmentExpression("=", t.identifier(thisBinding), child.node));

@@ -317,4 +308,4 @@ }

var argsList = [t.restElement(argsBinding)];
var fnBody = void 0;
var fnBody = void 0;
if (propName) {

@@ -324,3 +315,2 @@ fnBody = t.callExpression(t.memberExpression(t.super(), t.identifier(propName)), [t.spreadElement(t.identifier(argsBinding.name))]);

var method = thisEnvFn.scope.generateUidIdentifier("prop");
argsList.unshift(method);

@@ -336,7 +326,6 @@ fnBody = t.callExpression(t.memberExpression(t.super(), t.identifier(method.name), true), [t.spreadElement(t.identifier(argsBinding.name))]);

var op = isAssignment ? "set" : "get";
return getBinding(thisEnvFn, "superprop_" + op + ":" + (propName || ""), function () {
var argsList = [];
var fnBody = void 0;
var fnBody = void 0;
if (propName) {

@@ -346,3 +335,2 @@ fnBody = t.memberExpression(t.super(), t.identifier(propName));

var method = thisEnvFn.scope.generateUidIdentifier("prop");
argsList.unshift(method);

@@ -355,3 +343,2 @@ fnBody = t.memberExpression(t.super(), t.identifier(method.name), true);

argsList.push(valueIdent);
fnBody = t.assignmentExpression("=", fnBody, t.identifier(valueIdent.name));

@@ -367,2 +354,3 @@ }

var data = thisEnvFn.getData(cacheKey);
if (!data) {

@@ -372,3 +360,2 @@ var id = thisEnvFn.scope.generateUidIdentifier(key);

thisEnvFn.setData(cacheKey, data);
thisEnvFn.scope.push({

@@ -389,3 +376,2 @@ id: id,

var superCalls = [];
fnPath.traverse({

@@ -401,3 +387,8 @@ Function: function Function(child) {

if (child.node.name !== "this") return;
if (!child.parentPath.isJSXMemberExpression({ object: child.node }) && !child.parentPath.isJSXOpeningElement({ name: child.node })) {
if (!child.parentPath.isJSXMemberExpression({
object: child.node
}) && !child.parentPath.isJSXOpeningElement({
name: child.node
})) {
return;

@@ -416,13 +407,14 @@ }

if (child.node.name !== "arguments") return;
argumentsPaths.push(child);
},
MetaProperty: function MetaProperty(child) {
if (!child.get("meta").isIdentifier({ name: "new" })) return;
if (!child.get("property").isIdentifier({ name: "target" })) return;
if (!child.get("meta").isIdentifier({
name: "new"
})) return;
if (!child.get("property").isIdentifier({
name: "target"
})) return;
newTargetPaths.push(child);
}
});
return {

@@ -429,0 +421,0 @@ thisPaths: thisPaths,

78

lib/path/evaluation.js

@@ -9,4 +9,2 @@ "use strict";

exports.evaluate = evaluate;
var VALID_CALLEES = ["String", "Number", "Math"];

@@ -30,5 +28,5 @@ var INVALID_METHODS = ["random"];

if (seen.has(node)) {
var existing = seen.get(node);
if (existing.resolved) {

@@ -41,6 +39,9 @@ return existing.value;

} else {
var item = { resolved: false };
var item = {
resolved: false
};
seen.set(node, item);
var val = _evaluate(path, state);
if (state.confident) {

@@ -50,2 +51,3 @@ item.resolved = true;

}
return val;

@@ -57,6 +59,4 @@ }

if (!state.confident) return;
var node = path.node;
if (path.isSequenceExpression()) {

@@ -82,3 +82,2 @@ var exprs = path.get("expressions");

var name = object.node.name;
var property = path.get("tag.property");

@@ -94,2 +93,3 @@

if (!state.confident) return;
if (testResult) {

@@ -106,4 +106,7 @@ return evaluateCached(path.get("consequent"), state);

if (path.isMemberExpression() && !path.parentPath.isCallExpression({ callee: node })) {
if (path.isMemberExpression() && !path.parentPath.isCallExpression({
callee: node
})) {
var _property = path.get("property");
var _object = path.get("object");

@@ -114,2 +117,3 @@

var type = typeof value === "undefined" ? "undefined" : _typeof(value);
if (type === "number" || type === "string") {

@@ -144,2 +148,3 @@ return value[_property.node.name];

var resolved = path.resolve();
if (resolved === path) {

@@ -153,3 +158,5 @@ return deopt(path, state);

if (path.isUnaryExpression({ prefix: true })) {
if (path.isUnaryExpression({
prefix: true
})) {
if (node.operator === "void") {

@@ -160,2 +167,3 @@ return undefined;

var argument = path.get("argument");
if (node.operator === "typeof" && (argument.isFunction() || argument.isClass())) {

@@ -167,11 +175,16 @@ return "function";

if (!state.confident) return;
switch (node.operator) {
case "!":
return !arg;
case "+":
return +arg;
case "-":
return -arg;
case "~":
return ~arg;
case "typeof":

@@ -185,2 +198,3 @@ return typeof arg === "undefined" ? "undefined" : _typeof(arg);

var elems = path.get("elements");
for (var _iterator = elems, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {

@@ -199,3 +213,2 @@ var _ref;

var elem = _ref;
elem = elem.evaluate();

@@ -209,2 +222,3 @@

}
return arr;

@@ -216,2 +230,3 @@ }

var props = path.get("properties");
for (var _iterator2 = props, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {

@@ -234,9 +249,13 @@ var _ref2;

}
var keyPath = prop.get("key");
var key = keyPath;
if (prop.node.computed) {
key = key.evaluate();
if (!key.confident) {
return deopt(keyPath, state);
}
key = key.value;

@@ -248,10 +267,15 @@ } else if (key.isIdentifier()) {

}
var valuePath = prop.get("value");
var _value = valuePath.evaluate();
if (!_value.confident) {
return deopt(valuePath, state);
}
_value = _value.value;
obj[key] = _value;
}
return obj;

@@ -277,4 +301,4 @@ }

if (!state.confident) return;
return left || right;
return left || right;
case "&&":

@@ -286,3 +310,2 @@ if (!left && leftConfident || !right && rightConfident) {

if (!state.confident) return;
return left && right;

@@ -294,4 +317,7 @@ }

var _left = evaluateCached(path.get("left"), state);
if (!state.confident) return;
var _right = evaluateCached(path.get("right"), state);
if (!state.confident) return;

@@ -302,38 +328,57 @@

return _left - _right;
case "+":
return _left + _right;
case "/":
return _left / _right;
case "*":
return _left * _right;
case "%":
return _left % _right;
case "**":
return Math.pow(_left, _right);
case "<":
return _left < _right;
case ">":
return _left > _right;
case "<=":
return _left <= _right;
case ">=":
return _left >= _right;
case "==":
return _left == _right;
case "!=":
return _left != _right;
case "===":
return _left === _right;
case "!==":
return _left !== _right;
case "|":
return _left | _right;
case "&":
return _left & _right;
case "^":
return _left ^ _right;
case "<<":
return _left << _right;
case ">>":
return _left >> _right;
case ">>>":

@@ -355,2 +400,3 @@ return _left >>> _right;

var _object2 = callee.get("object");
var _property2 = callee.get("property");

@@ -365,2 +411,3 @@

var _type = _typeof(_object2.node.value);
if (_type === "string" || _type === "number") {

@@ -378,3 +425,2 @@ context = _object2.node.value;

if (!state.confident) return;
return func.apply(context, args);

@@ -389,5 +435,3 @@ }

var raw = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var str = "";
var i = 0;

@@ -409,7 +453,4 @@ var exprs = path.get("expressions");

var elem = _ref3;
if (!state.confident) break;
str += raw ? elem.value.raw : elem.value.cooked;
var expr = exprs[i++];

@@ -431,3 +472,2 @@ if (expr) str += String(evaluateCached(expr, state));

if (!state.confident) value = undefined;
return {

@@ -434,0 +474,0 @@ confident: state.confident,

29

lib/path/family.js

@@ -89,2 +89,3 @@ "use strict";

var siblings = [];
while (sibling.node) {

@@ -94,2 +95,3 @@ siblings.push(sibling);

}
return siblings;

@@ -102,2 +104,3 @@ }

var siblings = [];
while (sibling.node) {

@@ -107,2 +110,3 @@ siblings.push(sibling);

}
return siblings;

@@ -114,2 +118,3 @@ }

var parts = key.split(".");
if (parts.length === 1) {

@@ -150,16 +155,7 @@ return this._getKey(key, context);

var path = this;
for (var _iterator = parts, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
var _arr = parts;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
for (var _i = 0; _i < _arr.length; _i++) {
var part = _arr[_i];
var part = _ref;
if (part === ".") {

@@ -175,2 +171,3 @@ path = path.parentPath;

}
return path;

@@ -190,3 +187,2 @@ }

var outerOnly = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var path = this;

@@ -200,3 +196,2 @@ var search = [].concat(path);

if (!id.node) continue;
var keys = t.getBindingIdentifiers.keys[id.node.type];

@@ -207,2 +202,3 @@

var _ids = ids[id.node.name] = ids[id.node.name] || [];
_ids.push(id);

@@ -212,2 +208,3 @@ } else {

}
continue;

@@ -218,5 +215,7 @@ }

var declaration = id.get("declaration");
if (declaration.isDeclaration()) {
search.push(declaration);
}
continue;

@@ -230,2 +229,3 @@ }

}
if (id.isFunctionExpression()) {

@@ -240,2 +240,3 @@ continue;

var child = id.get(key);
if (Array.isArray(child) || child.node) {

@@ -242,0 +243,0 @@ search = search.concat(child);

32

lib/path/index.js

@@ -80,4 +80,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var _debug = (0, _debug3.default)("babel");

@@ -87,4 +85,2 @@

function NodePath(hub, parent) {
_classCallCheck(this, NodePath);
this.parent = parent;

@@ -126,6 +122,5 @@ this.hub = hub;

(0, _invariant2.default)(parent, "To get a node path the parent needs to exist");
var targetNode = container[key];
var paths = _cache.path.get(parent) || [];
var paths = _cache.path.get(parent) || [];
if (!_cache.path.has(parent)) {

@@ -139,2 +134,3 @@ _cache.path.set(parent, paths);

var pathCheck = paths[i];
if (pathCheck.node === targetNode) {

@@ -152,3 +148,2 @@ path = pathCheck;

path.setup(parentPath, container, listKey, key);
return path;

@@ -179,3 +174,2 @@ };

var Error = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : SyntaxError;
return this.hub.file.buildCodeFrameError(this.node, msg, Error);

@@ -204,2 +198,3 @@ };

var path = this;
do {

@@ -210,2 +205,3 @@ var key = path.key;

} while (path = path.parentPath);
return parts.join(".");

@@ -216,2 +212,3 @@ };

if (!_debug.enabled) return;
_debug(this.getPathLocation() + " " + this.type + ": " + buildMessage());

@@ -224,4 +221,2 @@ };

exports.default = NodePath;
Object.assign(NodePath.prototype, NodePath_ancestry, NodePath_inference, NodePath_replacement, NodePath_evaluation, NodePath_conversion, NodePath_introspection, NodePath_context, NodePath_removal, NodePath_modification, NodePath_family, NodePath_comments);

@@ -231,2 +226,3 @@

var typeKey = "is" + type;
NodePath.prototype[typeKey] = function (opts) {

@@ -243,16 +239,7 @@ return t[typeKey](this.node, opts);

for (var _iterator = t.TYPES, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref2;
var _arr = t.TYPES;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref2 = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref2 = _i.value;
}
for (var _i = 0; _i < _arr.length; _i++) {
var type = _arr[_i];
var type = _ref2;
_loop(type);

@@ -264,3 +251,2 @@ }

if (t.TYPES.indexOf(type) < 0) t.TYPES.push(type);
var virtualType = virtualTypes[type];

@@ -267,0 +253,0 @@

23

lib/path/inference/index.js

@@ -23,3 +23,2 @@ "use strict";

if (this.typeAnnotation) return this.typeAnnotation;
var type = this._getTypeAnnotation() || t.anyTypeAnnotation();

@@ -57,2 +56,3 @@ if (t.isTypeAnnotation(type)) type = type.typeAnnotation;

var inferer = inferers[node.type];
if (inferer) {

@@ -63,2 +63,3 @@ return inferer.call(this, node);

inferer = inferers[this.parentPath.type];
if (inferer && inferer.validParent) {

@@ -102,16 +103,7 @@ return this.parentPath.getTypeAnnotation();

if (t.isUnionTypeAnnotation(type)) {
for (var _iterator = type.types, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
var _arr = type.types;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
for (var _i = 0; _i < _arr.length; _i++) {
var type2 = _arr[_i];
var type2 = _ref;
if (t.isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) {

@@ -121,2 +113,3 @@ return true;

}
return false;

@@ -139,3 +132,5 @@ } else {

var type = this.getTypeAnnotation();
return t.isGenericTypeAnnotation(type) && t.isIdentifier(type.id, { name: genericName });
return t.isGenericTypeAnnotation(type) && t.isIdentifier(type.id, {
name: genericName
});
}

116

lib/path/inference/inferer-reference.js

@@ -7,4 +7,4 @@ "use strict";

if (!this.isReferenced()) return;
var binding = this.scope.getBinding(node.name);
var binding = this.scope.getBinding(node.name);
if (binding) {

@@ -14,3 +14,3 @@ if (binding.identifier.typeAnnotation) {

} else {
return getTypeAnnotationBindingConstantViolations(this, node.name);
return getTypeAnnotationBindingConstantViolations(binding, this, node.name);
}

@@ -32,19 +32,13 @@ }

function getTypeAnnotationBindingConstantViolations(path, name) {
var binding = path.scope.getBinding(name);
function getTypeAnnotationBindingConstantViolations(binding, path, name) {
var types = [];
path.typeAnnotation = t.unionTypeAnnotation(types);
var functionConstantViolations = [];
var constantViolations = getConstantViolationsBefore(binding, path, functionConstantViolations);
var testType = getConditionalAnnotation(binding, path, name);
var testType = getConditionalAnnotation(path, name);
if (testType) {
var testConstantViolations = getConstantViolationsBefore(binding, testType.ifStatement);
constantViolations = constantViolations.filter(function (path) {
return testConstantViolations.indexOf(path) < 0;
});
types.push(testType.typeAnnotation);

@@ -55,17 +49,6 @@ }

constantViolations = constantViolations.concat(functionConstantViolations);
var _arr = constantViolations;
for (var _iterator = constantViolations, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var violation = _ref;
for (var _i = 0; _i < _arr.length; _i++) {
var violation = _arr[_i];
types.push(violation.getTypeAnnotation());

@@ -85,3 +68,5 @@ }

violation = violation.resolve();
var status = violation._guessExecutionStatusRelativeTo(path);
if (functions && status === "function") functions.push(violation);

@@ -94,48 +79,58 @@ return status === "before";

var operator = path.node.operator;
var right = path.get("right").resolve();
var left = path.get("left").resolve();
var target = void 0;
var target = void 0;
if (left.isIdentifier({ name: name })) {
if (left.isIdentifier({
name: name
})) {
target = right;
} else if (right.isIdentifier({ name: name })) {
} else if (right.isIdentifier({
name: name
})) {
target = left;
}
if (target) {
if (operator === "===") {
return target.getTypeAnnotation();
} else if (t.BOOLEAN_NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
}
if (t.BOOLEAN_NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
return t.numberTypeAnnotation();
} else {
return;
}
} else {
if (operator !== "===") return;
return;
}
if (operator !== "===" && operator !== "==") return;
var typeofPath = void 0;
var typePath = void 0;
if (left.isUnaryExpression({ operator: "typeof" })) {
if (left.isUnaryExpression({
operator: "typeof"
})) {
typeofPath = left;
typePath = right;
} else if (right.isUnaryExpression({ operator: "typeof" })) {
} else if (right.isUnaryExpression({
operator: "typeof"
})) {
typeofPath = right;
typePath = left;
}
if (!typePath && !typeofPath) return;
if (!typeofPath) return;
if (!typeofPath.get("argument").isIdentifier({
name: name
})) return;
typePath = typePath.resolve();
if (!typePath.isLiteral()) return;
var typeValue = typePath.node.value;
if (typeof typeValue !== "string") return;
if (!typeofPath.get("argument").isIdentifier({ name: name })) return;
return t.createTypeAnnotationBasedOnTypeof(typePath.node.value);
return t.createTypeAnnotationBasedOnTypeof(typeValue);
}
function getParentConditionalPath(path) {
function getParentConditionalPath(binding, path, name) {
var parentPath = void 0;
while (parentPath = path.parentPath) {

@@ -145,15 +140,18 @@ if (parentPath.isIfStatement() || parentPath.isConditionalExpression()) {

return;
} else {
return parentPath;
}
} else {
path = parentPath;
return parentPath;
}
if (parentPath.isFunction()) {
if (parentPath.parentPath.scope.getBinding(name) !== binding) return;
}
path = parentPath;
}
}
function getConditionalAnnotation(path, name) {
var ifStatement = getParentConditionalPath(path);
function getConditionalAnnotation(binding, path, name) {
var ifStatement = getParentConditionalPath(binding, path, name);
if (!ifStatement) return;
var test = ifStatement.get("test");

@@ -163,15 +161,15 @@ var paths = [test];

do {
var _path = paths.shift().resolve();
for (var i = 0; i < paths.length; i++) {
var _path = paths[i];
if (_path.isLogicalExpression()) {
paths.push(_path.get("left"));
paths.push(_path.get("right"));
}
if (_path.isBinaryExpression()) {
if (_path.node.operator === "&&") {
paths.push(_path.get("left"));
paths.push(_path.get("right"));
}
} else if (_path.isBinaryExpression()) {
var type = inferAnnotationFromBinaryExpression(name, _path);
if (type) types.push(type);
}
} while (paths.length);
}

@@ -183,5 +181,5 @@ if (types.length) {

};
} else {
return getConditionalAnnotation(ifStatement, name);
}
return getConditionalAnnotation(ifStatement, name);
}

16

lib/path/inference/inferers.js

@@ -123,2 +123,3 @@ "use strict";

var operator = node.operator;
if (operator === "++" || operator === "--") {

@@ -172,3 +173,18 @@ return t.numberTypeAnnotation();

exports.ClassDeclaration = Func;
var isArrayFrom = t.buildMatchMemberExpression("Array.from");
var isObjectKeys = t.buildMatchMemberExpression("Object.keys");
var isObjectValues = t.buildMatchMemberExpression("Object.values");
var isObjectEntries = t.buildMatchMemberExpression("Object.entries");
function CallExpression() {
var callee = this.node.callee;
if (isObjectKeys(callee)) {
return t.arrayTypeAnnotation(t.stringTypeAnnotation());
} else if (isArrayFrom(callee) || isObjectValues(callee)) {
return t.arrayTypeAnnotation(t.anyTypeAnnotation());
} else if (isObjectEntries(callee)) {
return t.arrayTypeAnnotation(t.tupleTypeAnnotation([t.stringTypeAnnotation(), t.anyTypeAnnotation()]));
}
return resolveCall(this.get("callee"));

@@ -175,0 +191,0 @@ }

50

lib/path/introspection.js

@@ -41,2 +41,3 @@ "use strict";

var val = this.node && this.node[key];
if (val && Array.isArray(val)) {

@@ -116,6 +117,4 @@ return !!val.length;

if (!this.isReferencedIdentifier()) return false;
var binding = this.scope.getBinding(this.node.name);
if (!binding || binding.kind !== "module") return false;
var path = binding.path;

@@ -148,2 +147,3 @@ var parent = path.parentPath;

var node = this.node;
if (node.end) {

@@ -166,2 +166,3 @@ return this.hub.file.code.slice(node.start, node.end);

var status = this._guessExecutionStatusRelativeToDifferentFunctions(targetFuncParent);
if (status) {

@@ -176,11 +177,11 @@ return status;

if (targetPaths.indexOf(this) >= 0) return "after";
var selfPaths = this.getAncestry();
var commonPath = void 0;
var targetIndex = void 0;
var selfIndex = void 0;
for (selfIndex = 0; selfIndex < selfPaths.length; selfIndex++) {
var selfPath = selfPaths[selfIndex];
targetIndex = targetPaths.indexOf(selfPath);
if (targetIndex >= 0) {

@@ -191,2 +192,3 @@ commonPath = selfPath;

}
if (!commonPath) {

@@ -198,2 +200,3 @@ return "before";

var selfRelationship = selfPaths[selfIndex - 1];
if (!targetRelationship || !selfRelationship) {

@@ -215,7 +218,4 @@ return "before";

if (!targetFuncPath.isFunctionDeclaration()) return;
var binding = targetFuncPath.scope.getBinding(targetFuncPath.node.id.name);
if (!binding.references) return "before";
var referencePaths = binding.referencePaths;

@@ -257,3 +257,2 @@

var _path = _ref2;
var childOfFunction = !!_path.find(function (path) {

@@ -282,3 +281,2 @@ return path.node === targetFuncPath.node;

if (resolved && resolved.indexOf(this) >= 0) return;
resolved = resolved || [];

@@ -294,5 +292,3 @@ resolved.push(this);

if (!binding) return;
if (!binding.constant) return;
if (binding.kind === "module") return;

@@ -302,3 +298,2 @@

var ret = binding.path.resolve(dangerous, resolved);
if (this.find(function (parent) {

@@ -312,8 +307,5 @@ return parent.node === ret.node;

} else if (dangerous && this.isMemberExpression()) {
var targetKey = this.toComputedKey();
if (!t.isLiteral(targetKey)) return;
var targetName = targetKey.value;
var target = this.get("object").resolve(dangerous, resolved);

@@ -323,24 +315,14 @@

var props = target.get("properties");
for (var _iterator3 = props, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
var _arr = props;
if (_isArray3) {
if (_i3 >= _iterator3.length) break;
_ref3 = _iterator3[_i3++];
} else {
_i3 = _iterator3.next();
if (_i3.done) break;
_ref3 = _i3.value;
}
var prop = _ref3;
for (var _i3 = 0; _i3 < _arr.length; _i3++) {
var prop = _arr[_i3];
if (!prop.isProperty()) continue;
var key = prop.get("key");
var match = prop.isnt("computed") && key.isIdentifier({ name: targetName });
match = match || key.isLiteral({ value: targetName });
var match = prop.isnt("computed") && key.isIdentifier({
name: targetName
});
match = match || key.isLiteral({
value: targetName
});
if (match) return prop.get("value").resolve(dangerous, resolved);

@@ -347,0 +329,0 @@ }

51

lib/path/lib/hoister.js

@@ -12,4 +12,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var referenceVisitor = {

@@ -23,2 +21,3 @@ ReferencedIdentifier: function ReferencedIdentifier(path, state) {

var scope = path.scope;
do {

@@ -29,2 +28,3 @@ if (scope.path.isFunction() && !scope.path.isArrowFunctionExpression()) {

} while (scope = scope.parent);
if (scope) state.breakOnScopePaths.push(scope.path);

@@ -35,5 +35,3 @@ }

if (!binding) return;
if (binding !== state.scope.getBinding(path.node.name)) return;
state.bindings[path.node.name] = binding;

@@ -45,13 +43,7 @@ }

function PathHoister(path, scope) {
_classCallCheck(this, PathHoister);
this.breakOnScopePaths = [];
this.bindings = {};
this.scopes = [];
this.scope = scope;
this.path = path;
this.attachAfter = false;

@@ -63,2 +55,3 @@ }

var binding = this.bindings[key];
if (!scope.bindingIdentifierEquals(key, binding.identifier)) {

@@ -74,2 +67,3 @@ return false;

var scope = this.path.scope;
do {

@@ -90,4 +84,4 @@ if (this.isCompatibleScope(scope)) {

var path = this._getAttachmentPath();
if (!path) return;
var targetScope = path.scope;

@@ -102,3 +96,2 @@

if (!targetScope.hasOwnBinding(name)) continue;
var binding = this.bindings[name];

@@ -115,17 +108,7 @@

path = binding.path;
var _arr = binding.constantViolations;
for (var _iterator = binding.constantViolations, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
for (var _i = 0; _i < _arr.length; _i++) {
var violationPath = _arr[_i];
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var violationPath = _ref;
if (this.getAttachmentParentForPath(violationPath).key > path.key) {

@@ -148,5 +131,3 @@ path = violationPath;

var scopes = this.scopes;
var scope = scopes.pop();
if (!scope) return;

@@ -157,4 +138,4 @@

if (this.scope === scope) return;
var bodies = scope.path.get("body").get("body");
var bodies = scope.path.get("body").get("body");
for (var i = 0; i < bodies.length; i++) {

@@ -188,7 +169,6 @@ if (bodies[i].node._blockHoist) continue;

if (!scope.hasOwnBinding(name)) continue;
var binding = this.bindings[name];
if (binding.kind === "param" && binding.constant) return true;
}
return false;

@@ -198,22 +178,13 @@ };

PathHoister.prototype.run = function run() {
var node = this.path.node;
if (node._hoisted) return;
node._hoisted = true;
this.path.traverse(referenceVisitor, this);
this.getCompatibleScopes();
var attachTo = this.getAttachmentPath();
if (!attachTo) return;
if (attachTo.getFunctionParent() === this.path.getFunctionParent()) return;
var uid = attachTo.scope.generateUidIdentifier("ref");
var declarator = t.variableDeclarator(uid, this.path.node);
var insertFn = this.attachAfter ? "insertAfter" : "insertBefore";
attachTo[insertFn]([attachTo.isVariableDeclarator() ? declarator : t.variableDeclaration("var", [declarator])]);
var parent = this.path.parentPath;
var parent = this.path.parentPath;
if (parent.isJSXElement() && this.path.container === parent.node.children) {

@@ -220,0 +191,0 @@ uid = t.JSXExpressionContainer(uid);

1

lib/path/lib/removal-hooks.js

@@ -23,2 +23,3 @@ "use strict";

}
return true;

@@ -25,0 +26,0 @@ }

28

lib/path/lib/virtual-types.js

@@ -29,3 +29,2 @@ "use strict";

};
var ReferencedMemberExpression = exports.ReferencedMemberExpression = {

@@ -36,7 +35,5 @@ types: ["MemberExpression"],

parent = _ref2.parent;
return t.isMemberExpression(node) && t.isReferenced(node, parent);
}
};
var BindingIdentifier = exports.BindingIdentifier = {

@@ -47,7 +44,5 @@ types: ["Identifier"],

parent = _ref3.parent;
return t.isIdentifier(node) && t.isBinding(node, parent);
}
};
var Statement = exports.Statement = {

@@ -61,4 +56,8 @@ types: ["Statement"],

if (t.isVariableDeclaration(node)) {
if (t.isForXStatement(parent, { left: node })) return false;
if (t.isForStatement(parent, { init: node })) return false;
if (t.isForXStatement(parent, {
left: node
})) return false;
if (t.isForStatement(parent, {
init: node
})) return false;
}

@@ -72,3 +71,2 @@

};
var Expression = exports.Expression = {

@@ -84,3 +82,2 @@ types: ["Expression"],

};
var Scope = exports.Scope = {

@@ -92,3 +89,2 @@ types: ["Scopable"],

};
var Referenced = exports.Referenced = {

@@ -99,3 +95,2 @@ checkPath: function checkPath(path) {

};
var BlockScoped = exports.BlockScoped = {

@@ -106,3 +101,2 @@ checkPath: function checkPath(path) {

};
var Var = exports.Var = {

@@ -114,3 +108,2 @@ types: ["VariableDeclaration"],

};
var User = exports.User = {

@@ -121,3 +114,2 @@ checkPath: function checkPath(path) {

};
var Generated = exports.Generated = {

@@ -128,3 +120,2 @@ checkPath: function checkPath(path) {

};
var Pure = exports.Pure = {

@@ -135,3 +126,2 @@ checkPath: function checkPath(path, opts) {

};
var Flow = exports.Flow = {

@@ -155,3 +145,2 @@ types: ["Flow", "ImportDeclaration", "ExportDeclaration", "ImportSpecifier"],

};
var RestProperty = exports.RestProperty = {

@@ -163,3 +152,2 @@ types: ["RestElement"],

};
var SpreadProperty = exports.SpreadProperty = {

@@ -171,11 +159,8 @@ types: ["RestElement"],

};
var ExistentialTypeParam = exports.ExistentialTypeParam = {
types: ["ExistsTypeAnnotation"]
};
var NumericLiteralTypeAnnotation = exports.NumericLiteralTypeAnnotation = {
types: ["NumberLiteralTypeAnnotation"]
};
var ForAwaitStatement = exports.ForAwaitStatement = {

@@ -185,5 +170,4 @@ types: ["ForOfStatement"],

var node = _ref6.node;
return node.await === true;
}
};

89

lib/path/modification.js

@@ -11,3 +11,2 @@ "use strict";

exports._containerInsertAfter = _containerInsertAfter;
exports._maybePopFromStatements = _maybePopFromStatements;
exports.insertAfter = insertAfter;

@@ -45,15 +44,13 @@ exports.updateSiblingKeys = updateSiblingKeys;

return this.parentPath.insertBefore(nodes);
} else if (this.isNodeType("Expression") || this.parentPath.isForStatement() && this.key === "init") {
} else if (this.isNodeType("Expression") && this.listKey !== "params" || this.parentPath.isForStatement() && this.key === "init") {
if (this.node) nodes.push(this.node);
this.replaceExpressionWithStatements(nodes);
} else if (Array.isArray(this.container)) {
return this._containerInsertBefore(nodes);
} else if (this.isStatementOrBlock()) {
if (this.node) nodes.push(this.node);
this._replaceWith(t.blockStatement(nodes));
} else {
this._maybePopFromStatements(nodes);
if (Array.isArray(this.container)) {
return this._containerInsertBefore(nodes);
} else if (this.isStatementOrBlock()) {
if (this.node) nodes.push(this.node);
this._replaceWith(t.blockStatement(nodes));
} else {
throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?");
}
throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?");
}

@@ -66,3 +63,2 @@

this.updateSiblingKeys(from, nodes.length);
var paths = [];

@@ -77,3 +73,2 @@

var path = this.context.create(this.parent, this.container, to, this.listKey);
if (this.context.queue) path.pushContext(this.context);

@@ -94,17 +89,7 @@ paths.push(path);

for (var _iterator = paths, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
for (var _i = 0; _i < paths.length; _i++) {
var _path = paths[_i];
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
_path.setScope();
var _path = _ref;
_path.setScope();
_path.debug(function () {

@@ -114,16 +99,15 @@ return "Inserted.";

for (var _iterator2 = contexts, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
for (var _iterator = contexts, _isArray = Array.isArray(_iterator), _i2 = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray2) {
if (_i2 >= _iterator2.length) break;
_ref2 = _iterator2[_i2++];
if (_isArray) {
if (_i2 >= _iterator.length) break;
_ref = _iterator[_i2++];
} else {
_i2 = _iterator2.next();
_i2 = _iterator.next();
if (_i2.done) break;
_ref2 = _i2.value;
_ref = _i2.value;
}
var context = _ref2;
var context = _ref;
context.maybeQueue(_path, true);

@@ -144,11 +128,2 @@ }

function _maybePopFromStatements(nodes) {
var last = nodes[nodes.length - 1];
var isIdentifier = t.isIdentifier(last) || t.isExpressionStatement(last) && t.isIdentifier(last.expression);
if (isIdentifier && !this.isCompletionRecord()) {
nodes.pop();
}
}
function insertAfter(nodes) {

@@ -167,15 +142,14 @@ this._assertUnremoved();

}
this.replaceExpressionWithStatements(nodes);
} else if (Array.isArray(this.container)) {
return this._containerInsertAfter(nodes);
} else if (this.isStatementOrBlock()) {
if (this.node && (!this.isExpressionStatement() || this.node.expression != null)) {
nodes.unshift(this.node);
}
this._replaceWith(t.blockStatement(nodes));
} else {
this._maybePopFromStatements(nodes);
if (Array.isArray(this.container)) {
return this._containerInsertAfter(nodes);
} else if (this.isStatementOrBlock()) {
if (this.node && (!this.isExpressionStatement() || this.node.expression != null)) {
nodes.unshift(this.node);
}
this._replaceWith(t.blockStatement(nodes));
} else {
throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?");
}
throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?");
}

@@ -190,4 +164,6 @@

var paths = _cache.path.get(this.parent);
for (var i = 0; i < paths.length; i++) {
var path = paths[i];
if (path.key >= fromIndex) {

@@ -251,4 +227,4 @@ path.key += incrementBy;

nodes = this._verifyNodeList(nodes);
var container = this.node[listKey];
var container = this.node[listKey];
var path = _index2.default.get({

@@ -267,5 +243,4 @@ parentPath: this,

var scope = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.scope;
var hoister = new _hoister2.default(this, scope);
return hoister.run();
}

19

lib/path/removal.js

@@ -19,2 +19,3 @@ "use strict";

this._markRemoved();
return;

@@ -24,3 +25,5 @@ }

this.shareCommentsWithSiblings();
this._remove();
this._markRemoved();

@@ -30,16 +33,6 @@ }

function _callRemovalHooks() {
for (var _iterator = _removalHooks.hooks, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
var _arr = _removalHooks.hooks;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var fn = _ref;
for (var _i = 0; _i < _arr.length; _i++) {
var fn = _arr[_i];
if (fn(this, this.parentPath)) return true;

@@ -46,0 +39,0 @@ }

72

lib/path/replacement.js

@@ -37,24 +37,16 @@ "use strict";

if (path.node.kind !== "var") return;
var bindings = path.getBindingIdentifiers();
var bindings = path.getBindingIdentifiers();
for (var key in bindings) {
path.scope.push({ id: bindings[key] });
path.scope.push({
id: bindings[key]
});
}
var exprs = [];
var _arr = path.node.declarations;
for (var _iterator = path.node.declarations, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
for (var _i = 0; _i < _arr.length; _i++) {
var declar = _arr[_i];
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var declar = _ref;
if (declar.init) {

@@ -71,3 +63,2 @@ exprs.push(t.expressionStatement(t.assignmentExpression("=", declar.id, declar.init)));

this.resync();
nodes = this._verifyNodeList(nodes);

@@ -94,2 +85,3 @@ t.inheritLeadingComments(nodes[0], this.node);

var loc = err.loc;
if (loc) {

@@ -105,2 +97,3 @@ var location = {

}
throw err;

@@ -110,3 +103,5 @@ }

replacement = replacement.program.body[0].expression;
_index2.default.removeProperties(replacement);
return this.replaceWith(replacement);

@@ -159,2 +154,3 @@ }

var oldNode = this.node;
if (oldNode) {

@@ -166,6 +162,5 @@ t.inheritsComments(replacement, oldNode);

this._replaceWith(replacement);
this.type = replacement.type;
this.setScope();
this.requeue();

@@ -188,3 +183,2 @@ }

});
this.node = this.container[this.key] = node;

@@ -195,45 +189,30 @@ }

this.resync();
var toSequenceExpression = t.toSequenceExpression(nodes, this.scope);
if (t.isSequenceExpression(toSequenceExpression)) {
var exprs = toSequenceExpression.expressions;
if (exprs.length >= 2 && this.parentPath.isExpressionStatement()) {
this._maybePopFromStatements(exprs);
}
if (exprs.length === 1) {
this.replaceWith(exprs[0]);
} else {
this.replaceWith(toSequenceExpression);
}
} else if (toSequenceExpression) {
if (toSequenceExpression) {
this.replaceWith(toSequenceExpression);
} else {
var container = t.arrowFunctionExpression([], t.blockStatement(nodes));
this.replaceWith(t.callExpression(container, []));
this.traverse(hoistVariablesVisitor);
var completionRecords = this.get("callee").getCompletionRecords();
for (var _iterator2 = completionRecords, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
if (_isArray2) {
if (_i2 >= _iterator2.length) break;
_ref2 = _iterator2[_i2++];
for (var _iterator = completionRecords, _isArray = Array.isArray(_iterator), _i2 = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray) {
if (_i2 >= _iterator.length) break;
_ref = _iterator[_i2++];
} else {
_i2 = _iterator2.next();
_i2 = _iterator.next();
if (_i2.done) break;
_ref2 = _i2.value;
_ref = _i2.value;
}
var path = _ref2;
var path = _ref;
if (!path.isExpressionStatement()) continue;
var loop = path.findParent(function (path) {
return path.isLoop();
});
if (loop) {

@@ -258,3 +237,2 @@ var uid = loop.getData("expressionReplacementReturnUid");

this.get("callee").arrowFunctionToExpression();
return this.node;

@@ -270,3 +248,5 @@ }

nodes = this._verifyNodeList(nodes);
this._containerInsertAfter(nodes);
return this.remove();

@@ -273,0 +253,0 @@ } else {

17

lib/scope/binding.js

@@ -5,4 +5,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var Binding = function () {

@@ -16,3 +14,6 @@ function Binding(_ref) {

_classCallCheck(this, Binding);
if (existing) {
existing.constantViolations = existing.constantViolations.concat(path);
return existing;
}

@@ -23,15 +24,8 @@ this.identifier = identifier;

this.kind = kind;
this.constantViolations = [];
this.constant = true;
this.referencePaths = [];
this.referenced = false;
this.references = 0;
this.clearValue();
if (existing) {
this.constantViolations = [].concat(existing.path, existing.constantViolations, this.constantViolations);
}
}

@@ -58,5 +52,7 @@

this.constant = false;
if (this.constantViolations.indexOf(path) !== -1) {
return;
}
this.constantViolations.push(path);

@@ -69,2 +65,3 @@ };

}
this.referenced = true;

@@ -71,0 +68,0 @@ this.references++;

403

lib/scope/index.js

@@ -50,4 +50,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var _crawlCallsCount = 0;

@@ -71,3 +69,2 @@

var scope = _ref;
if (scope.parent === parentScope && scope.path === path) return scope;

@@ -88,16 +85,6 @@ }

} else if (node.specifiers && node.specifiers.length) {
for (var _iterator2 = node.specifiers, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
var _arr = node.specifiers;
if (_isArray2) {
if (_i2 >= _iterator2.length) break;
_ref2 = _iterator2[_i2++];
} else {
_i2 = _iterator2.next();
if (_i2.done) break;
_ref2 = _i2.value;
}
var specifier = _ref2;
for (var _i2 = 0; _i2 < _arr.length; _i2++) {
var specifier = _arr[_i2];
gatherNodeParts(specifier, parts);

@@ -120,16 +107,6 @@ }

} else if (t.isObjectExpression(node) || t.isObjectPattern(node)) {
for (var _iterator3 = node.properties, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
var _arr2 = node.properties;
if (_isArray3) {
if (_i3 >= _iterator3.length) break;
_ref3 = _iterator3[_i3++];
} else {
_i3 = _iterator3.next();
if (_i3.done) break;
_ref3 = _i3.value;
}
var prop = _ref3;
for (var _i3 = 0; _i3 < _arr2.length; _i3++) {
var prop = _arr2[_i3];
gatherNodeParts(prop.key || prop.argument, parts);

@@ -142,17 +119,8 @@ }

For: function For(path) {
for (var _iterator4 = t.FOR_INIT_KEYS, _isArray4 = Array.isArray(_iterator4), _i4 = 0, _iterator4 = _isArray4 ? _iterator4 : _iterator4[Symbol.iterator]();;) {
var _ref4;
var _arr3 = t.FOR_INIT_KEYS;
if (_isArray4) {
if (_i4 >= _iterator4.length) break;
_ref4 = _iterator4[_i4++];
} else {
_i4 = _iterator4.next();
if (_i4.done) break;
_ref4 = _i4.value;
}
for (var _i4 = 0; _i4 < _arr3.length; _i4++) {
var key = _arr3[_i4];
var declar = path.get(key);
var key = _ref4;
var declar = path.get(key);
if (declar.isVar()) {

@@ -177,2 +145,3 @@ path.scope.getFunctionParent().registerBinding("var", declar);

var left = path.get("left");
if (left.isPattern() || left.isIdentifier()) {

@@ -182,4 +151,2 @@ state.constantViolations.push(left);

},
ExportDeclaration: {

@@ -189,28 +156,19 @@ exit: function exit(path) {

scope = path.scope;
var declar = node.declaration;
var declar = node.declaration;
if (t.isClassDeclaration(declar) || t.isFunctionDeclaration(declar)) {
var _id = declar.id;
if (!_id) return;
var binding = scope.getBinding(_id.name);
if (binding) binding.reference(path);
} else if (t.isVariableDeclaration(declar)) {
for (var _iterator5 = declar.declarations, _isArray5 = Array.isArray(_iterator5), _i5 = 0, _iterator5 = _isArray5 ? _iterator5 : _iterator5[Symbol.iterator]();;) {
var _ref5;
var _arr4 = declar.declarations;
if (_isArray5) {
if (_i5 >= _iterator5.length) break;
_ref5 = _iterator5[_i5++];
} else {
_i5 = _iterator5.next();
if (_i5.done) break;
_ref5 = _i5.value;
}
for (var _i5 = 0; _i5 < _arr4.length; _i5++) {
var decl = _arr4[_i5];
var ids = t.getBindingIdentifiers(decl);
var decl = _ref5;
var ids = t.getBindingIdentifiers(decl);
for (var name in ids) {
var _binding = scope.getBinding(name);
if (_binding) _binding.reference(path);

@@ -222,3 +180,2 @@ }

},
LabeledStatement: function LabeledStatement(path) {

@@ -247,3 +204,2 @@ path.scope.getProgramParent().addGlobal(path.node);

if (!id) return;
var name = id.name;

@@ -254,16 +210,7 @@ path.scope.bindings[name] = path.scope.getBinding(name);

var paths = path.get("body");
for (var _iterator6 = paths, _isArray6 = Array.isArray(_iterator6), _i6 = 0, _iterator6 = _isArray6 ? _iterator6 : _iterator6[Symbol.iterator]();;) {
var _ref6;
var _arr5 = paths;
if (_isArray6) {
if (_i6 >= _iterator6.length) break;
_ref6 = _iterator6[_i6++];
} else {
_i6 = _iterator6.next();
if (_i6.done) break;
_ref6 = _i6.value;
}
for (var _i6 = 0; _i6 < _arr5.length; _i6++) {
var bodyPath = _arr5[_i6];
var bodyPath = _ref6;
if (bodyPath.isFunctionDeclaration()) {

@@ -275,9 +222,5 @@ path.scope.getBlockParent().registerDeclaration(bodyPath);

};
var uid = 0;
var Scope = (_temp = _class = function () {
function Scope(path, parentScope) {
_classCallCheck(this, Scope);
if (parentScope && parentScope.block === path.node) {

@@ -289,11 +232,8 @@ return parentScope;

if (cached) return cached;
this.uid = uid++;
this.parent = parentScope;
this.hub = path.hub;
this.parentBlock = path.parent;
this.block = path.node;
this.path = path;
this.labels = new Map();

@@ -308,5 +248,6 @@ }

var name = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : "temp";
var id = this.generateUidIdentifier(name);
this.push({ id: id });
this.push({
id: id
});
return id;

@@ -317,3 +258,2 @@ };

var name = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : "temp";
return t.identifier(this.generateUid(name));

@@ -324,7 +264,6 @@ };

var name = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : "temp";
name = t.toIdentifier(name).replace(/^_+/, "").replace(/[0-9]+$/g, "");
var uid = void 0;
var i = 0;
do {

@@ -338,3 +277,2 @@ uid = this._generateUid(name, i);

program.uids[uid] = true;
return uid;

@@ -362,6 +300,4 @@ };

gatherNodeParts(node, parts);
var id = parts.join("$");
id = id.replace(/^_/, "") || defaultName || "ref";
return this.generateUidIdentifier(id.slice(0, 20));

@@ -377,2 +313,3 @@ };

var binding = this.getBinding(node.name);
if (binding) {

@@ -393,3 +330,6 @@ return binding.constant;

var _id2 = this.generateUidIdentifierBasedOnNode(node);
if (!dontPush) this.push({ id: _id2 });
if (!dontPush) this.push({
id: _id2
});
return _id2;

@@ -401,5 +341,3 @@ }

if (kind === "param") return;
if (kind === "hoisted" && local.kind === "let") return;
var duplicate = kind === "let" || local.kind === "let" || local.kind === "const" || local.kind === "module" || local.kind === "param" && (kind === "let" || kind === "const");

@@ -414,2 +352,3 @@

var binding = this.getBinding(oldName);
if (binding) {

@@ -432,4 +371,6 @@ newName = newName || this.generateUidIdentifier(oldName).name;

var scope = this;
do {
console.log("#", scope.block.type);
for (var name in scope.bindings) {

@@ -445,2 +386,3 @@ var binding = scope.bindings[name];

} while (scope = scope.parent);
console.log(sep);

@@ -454,2 +396,3 @@ };

var binding = this.getBinding(node.name);
if (binding && binding.constant && binding.path.isGenericType("Array")) {

@@ -464,3 +407,5 @@ return node;

if (t.isIdentifier(node, { name: "arguments" })) {
if (t.isIdentifier(node, {
name: "arguments"
})) {
return t.callExpression(t.memberExpression(t.memberExpression(t.memberExpression(t.identifier("Array"), t.identifier("prototype")), t.identifier("slice")), t.identifier("call")), [node]);

@@ -471,2 +416,3 @@ }

var args = [node];
if (i === true) {

@@ -478,2 +424,3 @@ helperName = "toConsumableArray";

}
return t.callExpression(file.addHelper(helperName), args);

@@ -501,16 +448,6 @@ };

var declarations = path.get("declarations");
for (var _iterator7 = declarations, _isArray7 = Array.isArray(_iterator7), _i7 = 0, _iterator7 = _isArray7 ? _iterator7 : _iterator7[Symbol.iterator]();;) {
var _ref7;
var _arr6 = declarations;
if (_isArray7) {
if (_i7 >= _iterator7.length) break;
_ref7 = _iterator7[_i7++];
} else {
_i7 = _iterator7.next();
if (_i7.done) break;
_ref7 = _i7.value;
}
var declar = _ref7;
for (var _i7 = 0; _i7 < _arr6.length; _i7++) {
var declar = _arr6[_i7];
this.registerBinding(path.node.kind, declar);

@@ -522,16 +459,6 @@ }

var specifiers = path.get("specifiers");
for (var _iterator8 = specifiers, _isArray8 = Array.isArray(_iterator8), _i8 = 0, _iterator8 = _isArray8 ? _iterator8 : _iterator8[Symbol.iterator]();;) {
var _ref8;
var _arr7 = specifiers;
if (_isArray8) {
if (_i8 >= _iterator8.length) break;
_ref8 = _iterator8[_i8++];
} else {
_i8 = _iterator8.next();
if (_i8.done) break;
_ref8 = _i8.value;
}
var specifier = _ref8;
for (var _i8 = 0; _i8 < _arr7.length; _i8++) {
var specifier = _arr7[_i8];
this.registerBinding("module", specifier);

@@ -541,2 +468,3 @@ }

var _declar = path.get("declaration");
if (_declar.isClassDeclaration() || _declar.isFunctionDeclaration() || _declar.isVariableDeclaration()) {

@@ -560,2 +488,3 @@ this.registerDeclaration(_declar);

var ids = path.getBindingIdentifiers();
for (var name in ids) {

@@ -569,3 +498,2 @@ var binding = this.getBinding(name);

var bindingPath = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : path;
if (!kind) throw new ReferenceError("no `kind`");

@@ -575,18 +503,19 @@

var declarators = path.get("declarations");
for (var _iterator9 = declarators, _isArray9 = Array.isArray(_iterator9), _i9 = 0, _iterator9 = _isArray9 ? _iterator9 : _iterator9[Symbol.iterator]();;) {
var _ref9;
if (_isArray9) {
if (_i9 >= _iterator9.length) break;
_ref9 = _iterator9[_i9++];
for (var _iterator2 = declarators, _isArray2 = Array.isArray(_iterator2), _i9 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
if (_isArray2) {
if (_i9 >= _iterator2.length) break;
_ref2 = _iterator2[_i9++];
} else {
_i9 = _iterator9.next();
_i9 = _iterator2.next();
if (_i9.done) break;
_ref9 = _i9.value;
_ref2 = _i9.value;
}
var declar = _ref9;
var declar = _ref2;
this.registerBinding(kind, declar);
}
return;

@@ -599,20 +528,10 @@ }

for (var name in ids) {
for (var _iterator10 = ids[name], _isArray10 = Array.isArray(_iterator10), _i10 = 0, _iterator10 = _isArray10 ? _iterator10 : _iterator10[Symbol.iterator]();;) {
var _ref10;
var _arr8 = ids[name];
if (_isArray10) {
if (_i10 >= _iterator10.length) break;
_ref10 = _iterator10[_i10++];
} else {
_i10 = _iterator10.next();
if (_i10.done) break;
_ref10 = _i10.value;
}
for (var _i10 = 0; _i10 < _arr8.length; _i10++) {
var _id3 = _arr8[_i10];
var local = this.getOwnBinding(name);
var _id3 = _ref10;
var local = this.getOwnBinding(name);
if (local) {
if (local.identifier === _id3) continue;
this.checkBlockScopedCollisions(local, kind, name, _id3);

@@ -622,5 +541,3 @@ }

if (local && local.path.isFlow()) local = null;
parent.references[name] = true;
this.bindings[name] = new _binding3.default({

@@ -681,20 +598,21 @@ identifier: _id3,

}
return this.isPure(node.body, constantsOnly);
} else if (t.isClassBody(node)) {
for (var _iterator11 = node.body, _isArray11 = Array.isArray(_iterator11), _i11 = 0, _iterator11 = _isArray11 ? _iterator11 : _iterator11[Symbol.iterator]();;) {
var _ref11;
for (var _iterator3 = node.body, _isArray3 = Array.isArray(_iterator3), _i11 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
if (_isArray11) {
if (_i11 >= _iterator11.length) break;
_ref11 = _iterator11[_i11++];
if (_isArray3) {
if (_i11 >= _iterator3.length) break;
_ref3 = _iterator3[_i11++];
} else {
_i11 = _iterator11.next();
_i11 = _iterator3.next();
if (_i11.done) break;
_ref11 = _i11.value;
_ref3 = _i11.value;
}
var method = _ref11;
var method = _ref3;
if (!this.isPure(method, constantsOnly)) return false;
}
return true;

@@ -704,36 +622,18 @@ } else if (t.isBinary(node)) {

} else if (t.isArrayExpression(node)) {
for (var _iterator12 = node.elements, _isArray12 = Array.isArray(_iterator12), _i12 = 0, _iterator12 = _isArray12 ? _iterator12 : _iterator12[Symbol.iterator]();;) {
var _ref12;
var _arr9 = node.elements;
if (_isArray12) {
if (_i12 >= _iterator12.length) break;
_ref12 = _iterator12[_i12++];
} else {
_i12 = _iterator12.next();
if (_i12.done) break;
_ref12 = _i12.value;
}
var elem = _ref12;
for (var _i12 = 0; _i12 < _arr9.length; _i12++) {
var elem = _arr9[_i12];
if (!this.isPure(elem, constantsOnly)) return false;
}
return true;
} else if (t.isObjectExpression(node)) {
for (var _iterator13 = node.properties, _isArray13 = Array.isArray(_iterator13), _i13 = 0, _iterator13 = _isArray13 ? _iterator13 : _iterator13[Symbol.iterator]();;) {
var _ref13;
var _arr10 = node.properties;
if (_isArray13) {
if (_i13 >= _iterator13.length) break;
_ref13 = _iterator13[_i13++];
} else {
_i13 = _iterator13.next();
if (_i13.done) break;
_ref13 = _i13.value;
}
var prop = _ref13;
for (var _i13 = 0; _i13 < _arr10.length; _i13++) {
var prop = _arr10[_i13];
if (!this.isPure(prop, constantsOnly)) return false;
}
return true;

@@ -752,18 +652,9 @@ } else if (t.isClassMethod(node)) {

} else if (t.isTemplateLiteral(node)) {
for (var _iterator14 = node.expressions, _isArray14 = Array.isArray(_iterator14), _i14 = 0, _iterator14 = _isArray14 ? _iterator14 : _iterator14[Symbol.iterator]();;) {
var _ref14;
var _arr11 = node.expressions;
if (_isArray14) {
if (_i14 >= _iterator14.length) break;
_ref14 = _iterator14[_i14++];
} else {
_i14 = _iterator14.next();
if (_i14.done) break;
_ref14 = _i14.value;
}
var expression = _ref14;
for (var _i14 = 0; _i14 < _arr11.length; _i14++) {
var expression = _arr11[_i14];
if (!this.isPure(expression, constantsOnly)) return false;
}
return true;

@@ -781,2 +672,3 @@ } else {

var scope = this;
do {

@@ -790,2 +682,3 @@ var data = scope.data[key];

var scope = this;
do {

@@ -803,3 +696,5 @@ var data = scope.data[key];

_crawlCallsCount++;
this._crawl();
_crawlCallsCount--;

@@ -810,3 +705,2 @@ };

var path = this.path;
this.references = Object.create(null);

@@ -819,16 +713,6 @@ this.bindings = Object.create(null);

if (path.isLoop()) {
for (var _iterator15 = t.FOR_INIT_KEYS, _isArray15 = Array.isArray(_iterator15), _i15 = 0, _iterator15 = _isArray15 ? _iterator15 : _iterator15[Symbol.iterator]();;) {
var _ref15;
var _arr12 = t.FOR_INIT_KEYS;
if (_isArray15) {
if (_i15 >= _iterator15.length) break;
_ref15 = _iterator15[_i15++];
} else {
_i15 = _iterator15.next();
if (_i15.done) break;
_ref15 = _i15.value;
}
var key = _ref15;
for (var _i15 = 0; _i15 < _arr12.length; _i15++) {
var key = _arr12[_i15];
var node = path.get(key);

@@ -853,16 +737,16 @@ if (node.isBlockScoped()) this.registerBinding(node.node.kind, node);

var params = path.get("params");
for (var _iterator16 = params, _isArray16 = Array.isArray(_iterator16), _i16 = 0, _iterator16 = _isArray16 ? _iterator16 : _iterator16[Symbol.iterator]();;) {
var _ref16;
if (_isArray16) {
if (_i16 >= _iterator16.length) break;
_ref16 = _iterator16[_i16++];
for (var _iterator4 = params, _isArray4 = Array.isArray(_iterator4), _i16 = 0, _iterator4 = _isArray4 ? _iterator4 : _iterator4[Symbol.iterator]();;) {
var _ref4;
if (_isArray4) {
if (_i16 >= _iterator4.length) break;
_ref4 = _iterator4[_i16++];
} else {
_i16 = _iterator16.next();
_i16 = _iterator4.next();
if (_i16.done) break;
_ref16 = _i16.value;
_ref4 = _i16.value;
}
var param = _ref16;
var param = _ref4;
this.registerBinding("param", param);

@@ -878,3 +762,2 @@ }

if (parent.crawling) return;
var state = {

@@ -885,3 +768,2 @@ references: [],

};
this.crawling = true;

@@ -891,21 +773,22 @@ path.traverse(collectorVisitor, state);

for (var _iterator17 = state.assignments, _isArray17 = Array.isArray(_iterator17), _i17 = 0, _iterator17 = _isArray17 ? _iterator17 : _iterator17[Symbol.iterator]();;) {
var _ref17;
for (var _iterator5 = state.assignments, _isArray5 = Array.isArray(_iterator5), _i17 = 0, _iterator5 = _isArray5 ? _iterator5 : _iterator5[Symbol.iterator]();;) {
var _ref5;
if (_isArray17) {
if (_i17 >= _iterator17.length) break;
_ref17 = _iterator17[_i17++];
if (_isArray5) {
if (_i17 >= _iterator5.length) break;
_ref5 = _iterator5[_i17++];
} else {
_i17 = _iterator17.next();
_i17 = _iterator5.next();
if (_i17.done) break;
_ref17 = _i17.value;
_ref5 = _i17.value;
}
var _path = _ref17;
var _path = _ref5;
var ids = _path.getBindingIdentifiers();
var programParent = void 0;
for (var name in ids) {
if (_path.scope.getBinding(name)) continue;
programParent = programParent || _path.scope.getProgramParent();

@@ -918,17 +801,17 @@ programParent.addGlobal(ids[name]);

for (var _iterator18 = state.references, _isArray18 = Array.isArray(_iterator18), _i18 = 0, _iterator18 = _isArray18 ? _iterator18 : _iterator18[Symbol.iterator]();;) {
var _ref18;
for (var _iterator6 = state.references, _isArray6 = Array.isArray(_iterator6), _i18 = 0, _iterator6 = _isArray6 ? _iterator6 : _iterator6[Symbol.iterator]();;) {
var _ref6;
if (_isArray18) {
if (_i18 >= _iterator18.length) break;
_ref18 = _iterator18[_i18++];
if (_isArray6) {
if (_i18 >= _iterator6.length) break;
_ref6 = _iterator6[_i18++];
} else {
_i18 = _iterator18.next();
_i18 = _iterator6.next();
if (_i18.done) break;
_ref18 = _i18.value;
_ref6 = _i18.value;
}
var ref = _ref18;
var ref = _ref6;
var binding = ref.scope.getBinding(ref.node.name);
var binding = ref.scope.getBinding(ref.node.name);
if (binding) {

@@ -941,15 +824,15 @@ binding.reference(ref);

for (var _iterator19 = state.constantViolations, _isArray19 = Array.isArray(_iterator19), _i19 = 0, _iterator19 = _isArray19 ? _iterator19 : _iterator19[Symbol.iterator]();;) {
var _ref19;
for (var _iterator7 = state.constantViolations, _isArray7 = Array.isArray(_iterator7), _i19 = 0, _iterator7 = _isArray7 ? _iterator7 : _iterator7[Symbol.iterator]();;) {
var _ref7;
if (_isArray19) {
if (_i19 >= _iterator19.length) break;
_ref19 = _iterator19[_i19++];
if (_isArray7) {
if (_i19 >= _iterator7.length) break;
_ref7 = _iterator7[_i19++];
} else {
_i19 = _iterator19.next();
_i19 = _iterator7.next();
if (_i19.done) break;
_ref19 = _i19.value;
_ref7 = _i19.value;
}
var _path2 = _ref19;
var _path2 = _ref7;

@@ -979,3 +862,2 @@ _path2.scope.registerConstantViolation(_path2);

var blockHoist = opts._blockHoist == null ? 2 : opts._blockHoist;
var dataKey = "declaration:" + kind + ":" + blockHoist;

@@ -986,3 +868,2 @@ var declarPath = !unique && path.getData(dataKey);

var declar = t.variableDeclaration(kind, []);
declar._generated = true;
declar._blockHoist = blockHoist;

@@ -993,3 +874,2 @@

declarPath = _path$unshiftContaine[0];
if (!unique) path.setData(dataKey, declarPath);

@@ -1005,2 +885,3 @@ }

var scope = this;
do {

@@ -1011,2 +892,3 @@ if (scope.path.isProgram()) {

} while (scope = scope.parent);
throw new Error("We couldn't find a Function or Program...");

@@ -1017,2 +899,3 @@ };

var scope = this;
do {

@@ -1023,2 +906,3 @@ if (scope.path.isFunctionParent()) {

} while (scope = scope.parent);
throw new Error("We couldn't find a Function or Program...");

@@ -1029,2 +913,3 @@ };

var scope = this;
do {

@@ -1035,2 +920,3 @@ if (scope.path.isBlockParent()) {

} while (scope = scope.parent);
throw new Error("We couldn't find a BlockStatement, For, Switch, Function, Loop or Program...");

@@ -1041,4 +927,4 @@ };

var ids = Object.create(null);
var scope = this;
var scope = this;
do {

@@ -1054,18 +940,8 @@ (0, _defaults2.default)(ids, scope.bindings);

var ids = Object.create(null);
var _arr13 = arguments;
for (var _iterator20 = arguments, _isArray20 = Array.isArray(_iterator20), _i20 = 0, _iterator20 = _isArray20 ? _iterator20 : _iterator20[Symbol.iterator]();;) {
var _ref20;
for (var _i20 = 0; _i20 < _arr13.length; _i20++) {
var kind = _arr13[_i20];
var scope = this;
if (_isArray20) {
if (_i20 >= _iterator20.length) break;
_ref20 = _iterator20[_i20++];
} else {
_i20 = _iterator20.next();
if (_i20.done) break;
_ref20 = _i20.value;
}
var kind = _ref20;
var scope = this;
do {

@@ -1076,2 +952,3 @@ for (var name in scope.bindings) {

}
scope = scope.parent;

@@ -1092,2 +969,3 @@ } while (scope);

}
return binding;

@@ -1139,2 +1017,3 @@ };

var info = this.getBinding(name);
if (info) {

@@ -1153,2 +1032,3 @@ info.scope.removeOwnBinding(name);

var info = this.getBinding(name);
if (info) {

@@ -1159,2 +1039,3 @@ info.scope.removeOwnBinding(name);

var scope = this;
do {

@@ -1161,0 +1042,0 @@ if (scope.uids[name]) {

15

lib/scope/lib/renamer.js

@@ -18,4 +18,2 @@ "use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var renameVisitor = {

@@ -45,4 +43,2 @@ ReferencedIdentifier: function ReferencedIdentifier(_ref, state) {

function Renamer(binding, oldName, newName) {
_classCallCheck(this, Renamer);
this.newName = newName;

@@ -56,3 +52,2 @@ this.oldName = oldName;

if (!exportDeclar) return;
var isDefault = exportDeclar.isExportDefaultDeclaration();

@@ -87,9 +82,6 @@

return;
if (!path.isFunctionDeclaration() && !path.isClassDeclaration()) return;
if (this.binding.kind !== "hoisted") return;
path.node.id = t.identifier(this.oldName);
path.node._blockHoist = 3;
path.replaceWith(t.variableDeclaration("let", [t.variableDeclarator(t.identifier(this.newName), t.toExpression(path.node))]));

@@ -100,12 +92,8 @@ };

return;
if (!path.isFunctionExpression() && !path.isClassExpression()) return;
if (this.binding.kind !== "local") return;
path.node.id = t.identifier(this.oldName);
this.binding.scope.parent.push({
id: t.identifier(this.newName)
});
path.replaceWith(t.assignmentExpression("=", t.identifier(this.newName), path.node));

@@ -120,7 +108,6 @@ };

path = binding.path;
var parentDeclar = path.find(function (path) {
return path.isDeclaration() || path.isFunctionExpression();
});
if (parentDeclar) {

@@ -127,0 +114,0 @@ this.maybeConvertFromExportDeclaration(parentDeclar);

96

lib/visitors.js

@@ -37,6 +37,4 @@ "use strict";

if (shouldIgnoreKey(nodeType)) continue;
var parts = nodeType.split("|");
if (parts.length === 1) continue;
var fns = visitor[nodeType];

@@ -58,3 +56,2 @@ delete visitor[nodeType];

var part = _ref;
visitor[part] = fns;

@@ -65,29 +62,15 @@ }

verify(visitor);
delete visitor.__esModule;
ensureEntranceObjects(visitor);
ensureCallbackArrays(visitor);
for (var _iterator2 = Object.keys(visitor), _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
var _arr = Object.keys(visitor);
if (_isArray2) {
if (_i2 >= _iterator2.length) break;
_ref2 = _iterator2[_i2++];
} else {
_i2 = _iterator2.next();
if (_i2.done) break;
_ref2 = _i2.value;
}
var _nodeType = _ref2;
for (var _i2 = 0; _i2 < _arr.length; _i2++) {
var _nodeType = _arr[_i2];
if (shouldIgnoreKey(_nodeType)) continue;
var wrapper = virtualTypes[_nodeType];
if (!wrapper) continue;
var _fns = visitor[_nodeType];
var _fns = visitor[_nodeType];
for (var type in _fns) {

@@ -100,16 +83,7 @@ _fns[type] = wrapCheck(wrapper, _fns[type]);

if (wrapper.types) {
for (var _iterator4 = wrapper.types, _isArray4 = Array.isArray(_iterator4), _i4 = 0, _iterator4 = _isArray4 ? _iterator4 : _iterator4[Symbol.iterator]();;) {
var _ref4;
var _arr2 = wrapper.types;
if (_isArray4) {
if (_i4 >= _iterator4.length) break;
_ref4 = _iterator4[_i4++];
} else {
_i4 = _iterator4.next();
if (_i4.done) break;
_ref4 = _i4.value;
}
for (var _i4 = 0; _i4 < _arr2.length; _i4++) {
var _type = _arr2[_i4];
var _type = _ref4;
if (visitor[_type]) {

@@ -128,8 +102,6 @@ mergePair(visitor[_type], _fns);

if (shouldIgnoreKey(_nodeType2)) continue;
var _fns2 = visitor[_nodeType2];
var aliases = t.FLIPPED_ALIAS_KEYS[_nodeType2];
var deprecratedKey = t.DEPRECATED_KEYS[_nodeType2];
var deprecratedKey = t.DEPRECATED_KEYS[_nodeType2];
if (deprecratedKey) {

@@ -141,20 +113,19 @@ console.trace("Visitor defined for " + _nodeType2 + " but it has been renamed to " + deprecratedKey);

if (!aliases) continue;
delete visitor[_nodeType2];
for (var _iterator3 = aliases, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
for (var _iterator2 = aliases, _isArray2 = Array.isArray(_iterator2), _i3 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
if (_isArray3) {
if (_i3 >= _iterator3.length) break;
_ref3 = _iterator3[_i3++];
if (_isArray2) {
if (_i3 >= _iterator2.length) break;
_ref2 = _iterator2[_i3++];
} else {
_i3 = _iterator3.next();
_i3 = _iterator2.next();
if (_i3.done) break;
_ref3 = _i3.value;
_ref2 = _i3.value;
}
var alias = _ref3;
var alias = _ref2;
var existing = visitor[alias];
var existing = visitor[alias];
if (existing) {

@@ -170,3 +141,2 @@ mergePair(existing, _fns2);

if (shouldIgnoreKey(_nodeType3)) continue;
ensureCallbackArrays(visitor[_nodeType3]);

@@ -197,2 +167,3 @@ }

var visitors = visitor[nodeType];
if ((typeof visitors === "undefined" ? "undefined" : _typeof(visitors)) === "object") {

@@ -214,15 +185,16 @@ for (var visitorKey in visitors) {

var fns = [].concat(val);
for (var _iterator5 = fns, _isArray5 = Array.isArray(_iterator5), _i5 = 0, _iterator5 = _isArray5 ? _iterator5 : _iterator5[Symbol.iterator]();;) {
var _ref5;
if (_isArray5) {
if (_i5 >= _iterator5.length) break;
_ref5 = _iterator5[_i5++];
for (var _iterator3 = fns, _isArray3 = Array.isArray(_iterator3), _i5 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
var _ref3;
if (_isArray3) {
if (_i5 >= _iterator3.length) break;
_ref3 = _iterator3[_i5++];
} else {
_i5 = _iterator5.next();
_i5 = _iterator3.next();
if (_i5.done) break;
_ref5 = _i5.value;
_ref3 = _i5.value;
}
var fn = _ref5;
var fn = _ref3;

@@ -238,3 +210,2 @@ if (typeof fn !== "function") {

var wrapper = arguments[2];
var rootVisitor = {};

@@ -245,3 +216,2 @@

var state = states[i];
explode(visitor);

@@ -269,5 +239,3 @@

var fns = oldVisitor[key];
if (!Array.isArray(fns)) return "continue";
fns = fns.map(function (fn) {

@@ -288,3 +256,2 @@ var newFn = fn;

});
newVisitor[key] = fns;

@@ -305,6 +272,8 @@ };

if (shouldIgnoreKey(key)) continue;
var fns = obj[key];
var fns = obj[key];
if (typeof fns === "function") {
obj[key] = { enter: fns };
obj[key] = {
enter: fns
};
}

@@ -325,5 +294,7 @@ }

};
newFn.toString = function () {
return fn.toString();
};
return newFn;

@@ -334,3 +305,2 @@ }

if (key[0] === "_") return true;
if (key === "enter" || key === "exit" || key === "shouldSkip") return true;

@@ -337,0 +307,0 @@

18

package.json
{
"name": "babel-traverse",
"version": "7.0.0-alpha.15",
"version": "7.0.0-alpha.16",
"description": "The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes",

@@ -11,9 +11,9 @@ "author": "Sebastian McKenzie <sebmck@gmail.com>",

"dependencies": {
"babel-code-frame": "7.0.0-alpha.15",
"babel-helper-function-name": "7.0.0-alpha.15",
"babel-messages": "7.0.0-alpha.15",
"babel-types": "7.0.0-alpha.15",
"babylon": "7.0.0-beta.15",
"babel-code-frame": "7.0.0-alpha.16",
"babel-helper-function-name": "7.0.0-alpha.16",
"babel-messages": "7.0.0-alpha.16",
"babel-types": "7.0.0-alpha.16",
"babylon": "7.0.0-beta.17",
"debug": "^2.2.0",
"globals": "^9.0.0",
"globals": "^10.0.0",
"invariant": "^2.2.0",

@@ -23,5 +23,5 @@ "lodash": "^4.2.0"

"devDependencies": {
"babel-generator": "7.0.0-alpha.15",
"babel-helper-plugin-test-runner": "7.0.0-alpha.15"
"babel-generator": "7.0.0-alpha.16",
"babel-helper-plugin-test-runner": "7.0.0-alpha.16"
}
}
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