decaffeinate-parser/dist/mappers/mapWhile.js

A better AST for CoffeeScript, inspired by CoffeeScriptRedux.

"use strict";
exports.__esModule = true;
var coffee_lex_1 = require("coffee-lex");
var nodes_1 = require("../nodes");
var getLocation_1 = require("../util/getLocation");
var mapAny_1 = require("./mapAny");
var mapPossiblyEmptyBlock_1 = require("./mapPossiblyEmptyBlock");
function mapWhile(context, node) {
    var _a = getLocation_1["default"](context, node), line = _a.line, column = _a.column, start = _a.start, end = _a.end, raw = _a.raw;
    var startTokenIndex = context.sourceTokens.indexOfTokenStartingAtSourceIndex(start);
    var startToken = startTokenIndex && context.sourceTokens.tokenAtIndex(startTokenIndex);
    if (startToken && startToken.type === coffee_lex_1.SourceType.LOOP) {
        return new nodes_1.Loop(line, column, start, end, raw, mapPossiblyEmptyBlock_1["default"](context, node.body));
    }
    var condition = mapAny_1["default"](context, node.condition);
    var guard = node.guard ? mapAny_1["default"](context, node.guard) : null;
    var body = mapPossiblyEmptyBlock_1["default"](context, node.body);
    if (body instanceof nodes_1.Block && body.start < condition.start) {
        body = body.withInline(true);
    }
    return new nodes_1.While(line, column, start, end, raw, condition, guard, body, node.condition.inverted === true);
}
exports["default"] = mapWhile;