59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
var t = require("../../types");
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var _ = require("lodash");
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exports.BindMemberExpression = function (node, parent, file, scope) {
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var object = node.object;
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var prop = node.property;
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var temp;
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if (t.isDynamic(object)) {
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var tempName = file.generateUid("temp", scope);
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temp = object = t.identifier(tempName);
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scope.push({
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key: tempName,
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id: temp
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});
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}
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var call = t.callExpression(
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t.memberExpression(t.memberExpression(object, prop), t.identifier("bind")),
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[object].concat(node.arguments)
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);
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if (temp) {
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return t.sequenceExpression([
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t.assignmentExpression("=", temp, node.object),
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call
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]);
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} else {
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return call;
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}
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};
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exports.BindFunctionExpression = function (node, parent, file, scope) {
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var buildCall = function (args) {
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var param = file.generateUidIdentifier("val", scope);
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return t.functionExpression(null, [param], t.blockStatement([
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t.returnStatement(t.callExpression(t.memberExpression(param, node.callee), args))
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]));
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};
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if (_.find(node.arguments, t.isDynamic)) {
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var argsIdName = file.generateUid("args", scope);
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var argsId = t.identifier(argsIdName);
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scope.push({
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key: argsIdName,
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id: argsId
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});
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return t.sequenceExpression([
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t.assignmentExpression("=", argsId, t.arrayExpression(node.arguments)),
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buildCall(node.arguments.map(function (node, i) {
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return t.memberExpression(argsId, t.literal(i), true);
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}))
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]);
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} else {
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return buildCall(node.arguments);
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}
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};
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