65 lines
1.4 KiB
JavaScript
65 lines
1.4 KiB
JavaScript
var util = require("../util");
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var _ = require("lodash");
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exports.ArrayExpression = function (node, parent) {
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//if (node.ignoreSpread) return;
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var elements = node.elements;
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if (!elements.length) return;
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var spread = elements.pop();
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if (spread.type !== "SpreadElement") {
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elements.push(spread);
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return;
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}
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var concat = util.template("array-concat", {
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ARGUMENT: spread.argument
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});
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concat.callee.object.elements = elements;
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return concat;
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};
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exports.CallExpression = function (node, parent) {
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var args = node.arguments;
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if (args.length && _.last(args).type === "SpreadElement") {
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var spread = args.pop();
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var spreadLiteral = spread.argument;
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var contextLiteral = {
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type: "Literal",
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value: null
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};
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node.arguments = [];
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if (args.length) {
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if (spreadLiteral.name === "arguments") {
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spreadLiteral = util.template("arguments-slice");
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}
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var concat = util.template("array-concat");
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concat.arguments = [spreadLiteral];
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concat.callee.object.elements = args;
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node.arguments.push(concat);
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} else {
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node.arguments.push(spreadLiteral);
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}
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var callee = node.callee;
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if (callee.type === "MemberExpression") {
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contextLiteral = callee.object;
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callee.property.name += ".apply";
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} else {
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node.callee.name += ".apply";
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}
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node.arguments.unshift(contextLiteral);
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}
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};
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