diff options
| -rw-r--r-- | compiler/parser/Parser.y.pp | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/compiler/parser/Parser.y.pp b/compiler/parser/Parser.y.pp index a3c68c3e59..d592510aa6 100644 --- a/compiler/parser/Parser.y.pp +++ b/compiler/parser/Parser.y.pp @@ -16,8 +16,25 @@ -- http://ghc.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings -- for details -module Parser ( parseModule, parseStmt, parseIdentifier, parseType, - parseHeader ) where +-- | This module provides the generated Happy parser for Haskell. It exports +-- a number of parsers which may be used in any library that uses the GHC API. +-- A common usage pattern is to initialize the parser state with a given string +-- and then parse that string: +-- +-- @ +-- runParser :: DynFlags -> String -> P a -> ParseResult a +-- runParser flags str parser = unP parser parseState +-- where +-- filename = "\<interactive\>" +-- location = mkRealSrcLoc (mkFastString filename) 1 1 +-- buffer = stringToStringBuffer str +-- parseState = mkPState flags buffer location in +-- @ +module Parser (parseModule, parseImport, parseStatement, + parseDeclaration, parseExpression, parseTypeSignature, + parseFullStmt, parseStmt, parseIdentifier, + parseType, parseHeader) where + import HsSyn import RdrHsSyn @@ -363,12 +380,20 @@ TH_QQUASIQUOTE { L _ (ITqQuasiQuote _) } %monad { P } { >>= } { return } %lexer { lexer } { L _ ITeof } +%tokentype { (Located Token) } + +-- Exported parsers %name parseModule module +%name parseImport importdecl +%name parseStatement stmt +%name parseDeclaration topdecl +%name parseExpression exp +%name parseTypeSignature sigdecl +%name parseFullStmt stmt %name parseStmt maybe_stmt %name parseIdentifier identifier %name parseType ctype %partial parseHeader header -%tokentype { (Located Token) } %% ----------------------------------------------------------------------------- |