blob: 9427d6d9c95c8299abf2d56b500f4483142ba9e7 [file] [log] [blame]
'use strict';
exports.onBacktickError = undefined;
exports.onBacktickParse = undefined;
const { addError } = require('./utils.cjs');
/**
* Adds error of parsing string literal started with backtick.
*/
const onBacktickError = exports.onBacktickError = (importsExports, _source, { start, end }) => addError(importsExports, 'Cannot find end of string literal started with backtick', start, end);
/**
* Parses string literal started with backtick.
*/
const onBacktickParse = exports.onBacktickParse = (importsExports, source, parsedToken) => {
var depth = 0;
var index = parsedToken.end;
for (; index < source.length; index += 1) {
const char = source[index];
if (char === '$') {
if (source[index + 1] === '{' && source[index - 1] !== '\\') {
depth += 1;
index += 1;
}
}
else if (char === '}') {
if (depth !== 0) {
depth -= 1;
}
}
else if (depth === 0 && char === '`' && source[index - 1] !== '\\') {
return index + 1;
}
}
return addError(importsExports, 'Cannot find end of nested string literal started with backtick', parsedToken.start, source.length);
};