1*d219b4ceSAdam Hornacek/* 2*d219b4ceSAdam Hornacek * CDDL HEADER START 3*d219b4ceSAdam Hornacek * 4*d219b4ceSAdam Hornacek * The contents of this file are subject to the terms of the 5*d219b4ceSAdam Hornacek * Common Development and Distribution License (the "License"). 6*d219b4ceSAdam Hornacek * You may not use this file except in compliance with the License. 7*d219b4ceSAdam Hornacek * 8*d219b4ceSAdam Hornacek * See LICENSE.txt included in this distribution for the specific 9*d219b4ceSAdam Hornacek * language governing permissions and limitations under the License. 10*d219b4ceSAdam Hornacek * 11*d219b4ceSAdam Hornacek * When distributing Covered Code, include this CDDL HEADER in each 12*d219b4ceSAdam Hornacek * file and include the License file at LICENSE.txt. 13*d219b4ceSAdam Hornacek * If applicable, add the following below this CDDL HEADER, with the 14*d219b4ceSAdam Hornacek * fields enclosed by brackets "[]" replaced with your own identifying 15*d219b4ceSAdam Hornacek * information: Portions Copyright [yyyy] [name of copyright owner] 16*d219b4ceSAdam Hornacek * 17*d219b4ceSAdam Hornacek * CDDL HEADER END 18*d219b4ceSAdam Hornacek */ 19*d219b4ceSAdam Hornacek 20*d219b4ceSAdam Hornacek/* 21*d219b4ceSAdam Hornacek * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 22*d219b4ceSAdam Hornacek * Portions Copyright (c) 2016 Nikolay Denev. 23*d219b4ceSAdam Hornacek * Portions Copyright (c) 2017, Chris Fraire <cfraire@me.com>. 24*d219b4ceSAdam Hornacek */ 25*d219b4ceSAdam Hornacek 26*d219b4ceSAdam HornacekIdentifier = ([\p{XID_Start}][\p{XID_Continue}]* | [_][\p{XID_Continue}]+) 27*d219b4ceSAdam Hornacek 28*d219b4ceSAdam HornacekHEXDIG = [0-9A-Fa-f] 29*d219b4ceSAdam HornacekDIGIT = [0-9] 30*d219b4ceSAdam HornacekOCTDIG = [0-7] 31*d219b4ceSAdam HornacekBINDIG = [01] 32*d219b4ceSAdam Hornacek 33*d219b4ceSAdam HornacekInteger_suffix = [_]* ("u8" | "i8" | "u16" | "i16" | "u32" | "i32" | "u64" | 34*d219b4ceSAdam Hornacek "i64" | "isize" | "usize") 35*d219b4ceSAdam HornacekFp_suffix = [_]* ("f32" | "f64") 36*d219b4ceSAdam HornacekDecimal_integer = {DIGIT} ([_]*{DIGIT})* {Integer_suffix}? 37*d219b4ceSAdam HornacekHex_integer = 0[x] {HEXDIG} ([_]*{HEXDIG})* {Integer_suffix}? 38*d219b4ceSAdam HornacekOctal_integer = 0[o] {OCTDIG} ([_]*{OCTDIG})* {Integer_suffix}? 39*d219b4ceSAdam HornacekBinary_integer = 0[b] {BINDIG} ([_]*{BINDIG})* {Integer_suffix}? 40*d219b4ceSAdam HornacekFloating_point = ({DIGIT} ([_]*{DIGIT})* \. {DIGIT} ([_]*{DIGIT})* | 41*d219b4ceSAdam Hornacek {DIGIT} ([_]*{DIGIT})*) ([eE][+-]?{DIGIT}+)? {Fp_suffix}? 42*d219b4ceSAdam HornacekNumber = ({Decimal_integer} | {Hex_integer} | {Octal_integer} | 43*d219b4ceSAdam Hornacek {Binary_integer} | {Floating_point}) 44