isExportFrom.js•742 B
"use strict";Object.defineProperty(exports, "__esModule", {value: true});var _keywords = require('../parser/tokenizer/keywords');
var _types = require('../parser/tokenizer/types');
/**
* Starting at `export {`, look ahead and return `true` if this is an
* `export {...} from` statement and `false` if this is a plain multi-export.
*/
function isExportFrom(tokens) {
let closeBraceIndex = tokens.currentIndex();
while (!tokens.matches1AtIndex(closeBraceIndex, _types.TokenType.braceR)) {
closeBraceIndex++;
}
return (
tokens.matchesContextualAtIndex(closeBraceIndex + 1, _keywords.ContextualKeyword._from) &&
tokens.matches1AtIndex(closeBraceIndex + 2, _types.TokenType.string)
);
} exports.default = isExportFrom;