lexer.capnp (2014B)
1 # Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors 2 # Licensed under the MIT License: 3 # 4 # Permission is hereby granted, free of charge, to any person obtaining a copy 5 # of this software and associated documentation files (the "Software"), to deal 6 # in the Software without restriction, including without limitation the rights 7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 # copies of the Software, and to permit persons to whom the Software is 9 # furnished to do so, subject to the following conditions: 10 # 11 # The above copyright notice and this permission notice shall be included in 12 # all copies or substantial portions of the Software. 13 # 14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 20 # THE SOFTWARE. 21 22 @0xa73956d2621fc3ee; 23 24 using Cxx = import "/capnp/c++.capnp"; 25 26 $Cxx.namespace("capnp::compiler"); 27 28 struct Token { 29 union { 30 identifier @0 :Text; 31 stringLiteral @1 :Text; 32 binaryLiteral @9 :Data; 33 integerLiteral @2 :UInt64; 34 floatLiteral @3 :Float64; 35 operator @4 :Text; 36 parenthesizedList @5 :List(List(Token)); 37 bracketedList @6 :List(List(Token)); 38 } 39 40 startByte @7 :UInt32; 41 endByte @8 :UInt32; 42 } 43 44 struct Statement { 45 tokens @0 :List(Token); 46 union { 47 line @1 :Void; 48 block @2 :List(Statement); 49 } 50 51 docComment @3 :Text; 52 53 startByte @4 :UInt32; 54 endByte @5 :UInt32; 55 } 56 57 struct LexedTokens { 58 # Lexer output when asked to parse tokens that don't form statements. 59 60 tokens @0 :List(Token); 61 } 62 63 struct LexedStatements { 64 # Lexer output when asked to parse statements. 65 66 statements @0 :List(Statement); 67 }