2015-01-15 20:07:32 +11:00

44 lines
1.3 KiB
JavaScript

var traverse = require("../../traverse");
var util = require("../../util");
var t = require("../../types");
module.exports = function (node, file, scope) {
var key = t.toComputedKey(node, node.key);
if (!t.isLiteral(key)) return node; // we can't set a function id with this
var id = t.toIdentifier(key.value);
key = t.identifier(id);
var selfReference = false;
var outerDeclar = scope.get(id, true);
traverse(node, {
enter: function (node, parent, scope) {
// check if this node is an identifier that matches the same as our function id
if (!t.isIdentifier(node, { name: id })) return;
// check if this node is the one referenced
if (!t.isReferenced(node, parent)) return;
// check that we don't have a local variable declared as that removes the need
// for the wrapper
var localDeclar = scope.get(id, true);
if (localDeclar !== outerDeclar) return;
selfReference = true;
this.stop();
}
}, scope);
if (selfReference) {
node.value = util.template("property-method-assignment-wrapper", {
FUNCTION: node.value,
FUNCTION_ID: key,
FUNCTION_KEY: file.generateUidIdentifier(id, scope),
WRAPPER_KEY: file.generateUidIdentifier(id + "Wrapper", scope)
});
} else {
node.value.id = key;
}
};