Files
swift-mirror/lib/Parse/ParseRegex.cpp
Hamish Knight 6a435960b7 Requestify regex pattern parsing
Instead of doing the pattern parsing in both the
C++ parser and ASTGen, factor out the parsing into
a request that returns the pattern to emit, regex
type, and version. This can then be lazily run
during type-checking.
2024-10-11 19:25:58 +01:00

29 lines
987 B
C++

//===--- ParseRegex.cpp - Regular expression literal parsing --------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2021 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// Regular expression literal parsing
//
//===----------------------------------------------------------------------===//
#include "swift/Parse/Parser.h"
using namespace swift;
ParserResult<Expr> Parser::parseExprRegexLiteral() {
assert(Tok.is(tok::regex_literal));
auto regexText = Tok.getText();
auto loc = consumeToken();
SourceMgr.recordRegexLiteralStartLoc(loc);
return makeParserResult(
RegexLiteralExpr::createParsed(Context, loc, regexText));
}