Cmajor Lexical Grammar

white‑space → [\n\r\t ]
newline → \r\n | \n | \r
line‑comment → // [^\n\r]* newline
block‑comment → /* ([^*] | * [^/])* * /
comment → line‑comment | block‑comment
separators → (white‑space | comment)+
id → idstart idcont*
dec‑digits → [0‑9]+
hex‑digit → [0‑9a‑fA‑F]
hex‑digits → hex‑digit+
hex‑4 → hex‑digit hex‑digit hex‑digit hex‑digit
hex‑8 → hex‑4 hex‑4
octal‑digits → [0‑7]+
fraction → dec‑digits? . dec‑digits | dec‑digits .
sign → + | -
exponent → (e | E) sign? dec‑digits
int‑lit → (0 octal‑digits? | [1‑9] dec‑digits? | 0 (x | X) hex‑digits) (u | U)?
floating‑lit → (fraction exponent? | dec‑digits exponent) (f | F)?
escape → \\ ((x | X) hex‑digits | (d | D) dec‑digits | octal‑digits | u hex‑4 | U hex‑8 | [abfnrtv\"\'\\])
char‑lit → (w | u)? \' ([^\\\r\n\']+ | escape) \'
string‑lit → ((w | u)? @ \" [^\"]* \") | (w | u)? \" ([^\\\r\n\"] | escape)* \"
idstart → [A‑Z_a‑z\xaa\xb5\xba\xc0‑\xd6\xd8‑\xf6\xf8‑\x2c1\x2c6‑\x2d1\x2e0‑\x2e4\x2ec\x2ee\x370‑\x374\x376‑\x377\x37a‑\x37d\x37f\x386\x388‑\x38a\x38c\x38e‑\x3a1\x3a3‑\x3f5\x3f7‑\x481\x48a‑\x52f\x531‑\x556\x559\x560‑\x588\x5d0‑\x5ea\x5ef‑\x5f2\x620‑\x64a\x66e‑\x66f\x671‑\x6d3\x6d5\x6e5‑\x6e6\x6ee‑\x6ef\x6fa‑\x6fc\x6ff\x710\x712‑\x72f\x74d‑\x7a5\x7b1\x7ca‑\x7ea\x7f4‑\x7f5\x7fa\x800‑\x815\x81a\x824\x828\x840‑\x858\x860‑\x86a\x8a0‑\x8b4\x8b6‑\x8bd\x904‑\x939\x93d\x950\x958‑\x961\x971‑\x980\x985‑\x98c\x98f‑\x990\x993‑\x9a8\x9aa‑\x9b0\x9b2\x9b6‑\x9b9\x9bd\x9ce\x9dc‑\x9dd\x9df‑\x9e1\x9f0‑\x9f1\x9fc\xa05‑\xa0a\xa0f‑\xa10\xa13‑\xa28\xa2a‑\xa30\xa32‑\xa33\xa35‑\xa36\xa38‑\xa39\xa59‑\xa5c\xa5e\xa72‑\xa74\xa85‑\xa8d\xa8f‑\xa91\xa93‑\xaa8\xaaa‑\xab0\xab2‑\xab3\xab5‑\xab9\xabd\xad0\xae0‑\xae1\xaf9\xb05‑\xb0c\xb0f‑\xb10\xb13‑\xb28\xb2a‑\xb30\xb32‑\xb33\xb35‑\xb39\xb3d\xb5c‑\xb5d\xb5f‑\xb61\xb71\xb83\xb85‑\xb8a\xb8e‑\xb90\xb92‑\xb95\xb99‑\xb9a\xb9c\xb9e‑\xb9f\xba3‑\xba4\xba8‑\xbaa\xbae‑\xbb9\xbd0\xc05‑\xc0c\xc0e‑\xc10\xc12‑\xc28\xc2a‑\xc39\xc3d\xc58‑\xc5a\xc60‑\xc61\xc80\xc85‑\xc8c\xc8e‑\xc90\xc92‑\xca8\xcaa‑\xcb3\xcb5‑\xcb9\xcbd\xcde\xce0‑\xce1\xcf1‑\xcf2\xd05‑\xd0c\xd0e‑\xd10\xd12‑\xd3a\xd3d\xd4e\xd54‑\xd56\xd5f‑\xd61\xd7a‑\xd7f\xd85‑\xd96\xd9a‑\xdb1\xdb3‑\xdbb\xdbd\xdc0‑\xdc6\xe01‑\xe30\xe32‑\xe33\xe40‑\xe46\xe81‑\xe82\xe84\xe86‑\xe8a\xe8c‑\xea3\xea5\xea7‑\xeb0\xeb2‑\xeb3\xebd\xec0‑\xec4\xec6\xedc‑\xedf\xf00\xf40‑\xf47\xf49‑\xf6c\xf88‑\xf8c\x1000‑\x102a\x103f\x1050‑\x1055\x105a‑\x105d\x1061\x1065‑\x1066\x106e‑\x1070\x1075‑\x1081\x108e\x10a0‑\x10c5\x10c7\x10cd\x10d0‑\x10fa\x10fc‑\x1248\x124a‑\x124d\x1250‑\x1256\x1258\x125a‑\x125d\x1260‑\x1288\x128a‑\x128d\x1290‑\x12b0\x12b2‑\x12b5\x12b8‑\x12be\x12c0\x12c2‑\x12c5\x12c8‑\x12d6\x12d8‑\x1310\x1312‑\x1315\x1318‑\x135a\x1380‑\x138f\x13a0‑\x13f5\x13f8‑\x13fd\x1401‑\x166c\x166f‑\x167f\x1681‑\x169a\x16a0‑\x16ea\x16ee‑\x16f8\x1700‑\x170c\x170e‑\x1711\x1720‑\x1731\x1740‑\x1751\x1760‑\x176c\x176e‑\x1770\x1780‑\x17b3\x17d7\x17dc\x1820‑\x1878\x1880‑\x18a8\x18aa\x18b0‑\x18f5\x1900‑\x191e\x1950‑\x196d\x1970‑\x1974\x1980‑\x19ab\x19b0‑\x19c9\x1a00‑\x1a16\x1a20‑\x1a54\x1aa7\x1b05‑\x1b33\x1b45‑\x1b4b\x1b83‑\x1ba0\x1bae‑\x1baf\x1bba‑\x1be5\x1c00‑\x1c23\x1c4d‑\x1c4f\x1c5a‑\x1c7d\x1c80‑\x1c88\x1c90‑\x1cba\x1cbd‑\x1cbf\x1ce9‑\x1cec\x1cee‑\x1cf3\x1cf5‑\x1cf6\x1cfa\x1d00‑\x1dbf\x1e00‑\x1f15\x1f18‑\x1f1d\x1f20‑\x1f45\x1f48‑\x1f4d\x1f50‑\x1f57\x1f59\x1f5b\x1f5d\x1f5f‑\x1f7d\x1f80‑\x1fb4\x1fb6‑\x1fbc\x1fbe\x1fc2‑\x1fc4\x1fc6‑\x1fcc\x1fd0‑\x1fd3\x1fd6‑\x1fdb\x1fe0‑\x1fec\x1ff2‑\x1ff4\x1ff6‑\x1ffc\x2071\x207f\x2090‑\x209c\x2102\x2107\x210a‑\x2113\x2115\x2118‑\x211d\x2124\x2126\x2128\x212a‑\x2139\x213c‑\x213f\x2145‑\x2149\x214e\x2160‑\x2188\x2c00‑\x2c2e\x2c30‑\x2c5e\x2c60‑\x2ce4\x2ceb‑\x2cee\x2cf2‑\x2cf3\x2d00‑\x2d25\x2d27\x2d2d\x2d30‑\x2d67\x2d6f\x2d80‑\x2d96\x2da0‑\x2da6\x2da8‑\x2dae\x2db0‑\x2db6\x2db8‑\x2dbe\x2dc0‑\x2dc6\x2dc8‑\x2dce\x2dd0‑\x2dd6\x2dd8‑\x2dde\x3005‑\x3007\x3021‑\x3029\x3031‑\x3035\x3038‑\x303c\x3041‑\x3096\x309b‑\x309f\x30a1‑\x30fa\x30fc‑\x30ff\x3105‑\x312f\x3131‑\x318e\x31a0‑\x31ba\x31f0‑\x31ff\x3400‑\x4db5\x4e00‑\x9fef\xa000‑\xa48c\xa4d0‑\xa4fd\xa500‑\xa60c\xa610‑\xa61f\xa62a‑\xa62b\xa640‑\xa66e\xa67f‑\xa69d\xa6a0‑\xa6ef\xa717‑\xa71f\xa722‑\xa788\xa78b‑\xa7bf\xa7c2‑\xa7c6\xa7f7‑\xa801\xa803‑\xa805\xa807‑\xa80a\xa80c‑\xa822\xa840‑\xa873\xa882‑\xa8b3\xa8f2‑\xa8f7\xa8fb\xa8fd‑\xa8fe\xa90a‑\xa925\xa930‑\xa946\xa960‑\xa97c\xa984‑\xa9b2\xa9cf\xa9e0‑\xa9e4\xa9e6‑\xa9ef\xa9fa‑\xa9fe\xaa00‑\xaa28\xaa40‑\xaa42\xaa44‑\xaa4b\xaa60‑\xaa76\xaa7a\xaa7e‑\xaaaf\xaab1\xaab5‑\xaab6\xaab9‑\xaabd\xaac0\xaac2\xaadb‑\xaadd\xaae0‑\xaaea\xaaf2‑\xaaf4\xab01‑\xab06\xab09‑\xab0e\xab11‑\xab16\xab20‑\xab26\xab28‑\xab2e\xab30‑\xab5a\xab5c‑\xab67\xab70‑\xabe2\xac00‑\xd7a3\xd7b0‑\xd7c6\xd7cb‑\xd7fb\xf900‑\xfa6d\xfa70‑\xfad9\xfb00‑\xfb06\xfb13‑\xfb17\xfb1d\xfb1f‑\xfb28\xfb2a‑\xfb36\xfb38‑\xfb3c\xfb3e\xfb40‑\xfb41\xfb43‑\xfb44\xfb46‑\xfbb1\xfbd3‑\xfd3d\xfd50‑\xfd8f\xfd92‑\xfdc7\xfdf0‑\xfdfb\xfe70‑\xfe74\xfe76‑\xfefc\xff21‑\xff3a\xff41‑\xff5a\xff66‑\xffbe\xffc2‑\xffc7\xffca‑\xffcf\xffd2‑\xffd7\xffda‑\xffdc]
idcont → [0‑9A‑Z_a‑z\xaa\xb5\xb7\xba\xc0‑\xd6\xd8‑\xf6\xf8‑\x2c1\x2c6‑\x2d1\x2e0‑\x2e4\x2ec\x2ee\x300‑\x374\x376‑\x377\x37a‑\x37d\x37f\x386‑\x38a\x38c\x38e‑\x3a1\x3a3‑\x3f5\x3f7‑\x481\x483‑\x487\x48a‑\x52f\x531‑\x556\x559\x560‑\x588\x591‑\x5bd\x5bf\x5c1‑\x5c2\x5c4‑\x5c5\x5c7\x5d0‑\x5ea\x5ef‑\x5f2\x610‑\x61a\x620‑\x669\x66e‑\x6d3\x6d5‑\x6dc\x6df‑\x6e8\x6ea‑\x6fc\x6ff\x710‑\x74a\x74d‑\x7b1\x7c0‑\x7f5\x7fa\x7fd\x800‑\x82d\x840‑\x85b\x860‑\x86a\x8a0‑\x8b4\x8b6‑\x8bd\x8d3‑\x8e1\x8e3‑\x963\x966‑\x96f\x971‑\x983\x985‑\x98c\x98f‑\x990\x993‑\x9a8\x9aa‑\x9b0\x9b2\x9b6‑\x9b9\x9bc‑\x9c4\x9c7‑\x9c8\x9cb‑\x9ce\x9d7\x9dc‑\x9dd\x9df‑\x9e3\x9e6‑\x9f1\x9fc\x9fe\xa01‑\xa03\xa05‑\xa0a\xa0f‑\xa10\xa13‑\xa28\xa2a‑\xa30\xa32‑\xa33\xa35‑\xa36\xa38‑\xa39\xa3c\xa3e‑\xa42\xa47‑\xa48\xa4b‑\xa4d\xa51\xa59‑\xa5c\xa5e\xa66‑\xa75\xa81‑\xa83\xa85‑\xa8d\xa8f‑\xa91\xa93‑\xaa8\xaaa‑\xab0\xab2‑\xab3\xab5‑\xab9\xabc‑\xac5\xac7‑\xac9\xacb‑\xacd\xad0\xae0‑\xae3\xae6‑\xaef\xaf9‑\xaff\xb01‑\xb03\xb05‑\xb0c\xb0f‑\xb10\xb13‑\xb28\xb2a‑\xb30\xb32‑\xb33\xb35‑\xb39\xb3c‑\xb44\xb47‑\xb48\xb4b‑\xb4d\xb56‑\xb57\xb5c‑\xb5d\xb5f‑\xb63\xb66‑\xb6f\xb71\xb82‑\xb83\xb85‑\xb8a\xb8e‑\xb90\xb92‑\xb95\xb99‑\xb9a\xb9c\xb9e‑\xb9f\xba3‑\xba4\xba8‑\xbaa\xbae‑\xbb9\xbbe‑\xbc2\xbc6‑\xbc8\xbca‑\xbcd\xbd0\xbd7\xbe6‑\xbef\xc00‑\xc0c\xc0e‑\xc10\xc12‑\xc28\xc2a‑\xc39\xc3d‑\xc44\xc46‑\xc48\xc4a‑\xc4d\xc55‑\xc56\xc58‑\xc5a\xc60‑\xc63\xc66‑\xc6f\xc80‑\xc83\xc85‑\xc8c\xc8e‑\xc90\xc92‑\xca8\xcaa‑\xcb3\xcb5‑\xcb9\xcbc‑\xcc4\xcc6‑\xcc8\xcca‑\xccd\xcd5‑\xcd6\xcde\xce0‑\xce3\xce6‑\xcef\xcf1‑\xcf2\xd00‑\xd03\xd05‑\xd0c\xd0e‑\xd10\xd12‑\xd44\xd46‑\xd48\xd4a‑\xd4e\xd54‑\xd57\xd5f‑\xd63\xd66‑\xd6f\xd7a‑\xd7f\xd82‑\xd83\xd85‑\xd96\xd9a‑\xdb1\xdb3‑\xdbb\xdbd\xdc0‑\xdc6\xdca\xdcf‑\xdd4\xdd6\xdd8‑\xddf\xde6‑\xdef\xdf2‑\xdf3\xe01‑\xe3a\xe40‑\xe4e\xe50‑\xe59\xe81‑\xe82\xe84\xe86‑\xe8a\xe8c‑\xea3\xea5\xea7‑\xebd\xec0‑\xec4\xec6\xec8‑\xecd\xed0‑\xed9\xedc‑\xedf\xf00\xf18‑\xf19\xf20‑\xf29\xf35\xf37\xf39\xf3e‑\xf47\xf49‑\xf6c\xf71‑\xf84\xf86‑\xf97\xf99‑\xfbc\xfc6\x1000‑\x1049\x1050‑\x109d\x10a0‑\x10c5\x10c7\x10cd\x10d0‑\x10fa\x10fc‑\x1248\x124a‑\x124d\x1250‑\x1256\x1258\x125a‑\x125d\x1260‑\x1288\x128a‑\x128d\x1290‑\x12b0\x12b2‑\x12b5\x12b8‑\x12be\x12c0\x12c2‑\x12c5\x12c8‑\x12d6\x12d8‑\x1310\x1312‑\x1315\x1318‑\x135a\x135d‑\x135f\x1369‑\x1371\x1380‑\x138f\x13a0‑\x13f5\x13f8‑\x13fd\x1401‑\x166c\x166f‑\x167f\x1681‑\x169a\x16a0‑\x16ea\x16ee‑\x16f8\x1700‑\x170c\x170e‑\x1714\x1720‑\x1734\x1740‑\x1753\x1760‑\x176c\x176e‑\x1770\x1772‑\x1773\x1780‑\x17d3\x17d7\x17dc‑\x17dd\x17e0‑\x17e9\x180b‑\x180d\x1810‑\x1819\x1820‑\x1878\x1880‑\x18aa\x18b0‑\x18f5\x1900‑\x191e\x1920‑\x192b\x1930‑\x193b\x1946‑\x196d\x1970‑\x1974\x1980‑\x19ab\x19b0‑\x19c9\x19d0‑\x19da\x1a00‑\x1a1b\x1a20‑\x1a5e\x1a60‑\x1a7c\x1a7f‑\x1a89\x1a90‑\x1a99\x1aa7\x1ab0‑\x1abd\x1b00‑\x1b4b\x1b50‑\x1b59\x1b6b‑\x1b73\x1b80‑\x1bf3\x1c00‑\x1c37\x1c40‑\x1c49\x1c4d‑\x1c7d\x1c80‑\x1c88\x1c90‑\x1cba\x1cbd‑\x1cbf\x1cd0‑\x1cd2\x1cd4‑\x1cfa\x1d00‑\x1df9\x1dfb‑\x1f15\x1f18‑\x1f1d\x1f20‑\x1f45\x1f48‑\x1f4d\x1f50‑\x1f57\x1f59\x1f5b\x1f5d\x1f5f‑\x1f7d\x1f80‑\x1fb4\x1fb6‑\x1fbc\x1fbe\x1fc2‑\x1fc4\x1fc6‑\x1fcc\x1fd0‑\x1fd3\x1fd6‑\x1fdb\x1fe0‑\x1fec\x1ff2‑\x1ff4\x1ff6‑\x1ffc\x203f‑\x2040\x2054\x2071\x207f\x2090‑\x209c\x20d0‑\x20dc\x20e1\x20e5‑\x20f0\x2102\x2107\x210a‑\x2113\x2115\x2118‑\x211d\x2124\x2126\x2128\x212a‑\x2139\x213c‑\x213f\x2145‑\x2149\x214e\x2160‑\x2188\x2c00‑\x2c2e\x2c30‑\x2c5e\x2c60‑\x2ce4\x2ceb‑\x2cf3\x2d00‑\x2d25\x2d27\x2d2d\x2d30‑\x2d67\x2d6f\x2d7f‑\x2d96\x2da0‑\x2da6\x2da8‑\x2dae\x2db0‑\x2db6\x2db8‑\x2dbe\x2dc0‑\x2dc6\x2dc8‑\x2dce\x2dd0‑\x2dd6\x2dd8‑\x2dde\x2de0‑\x2dff\x3005‑\x3007\x3021‑\x302f\x3031‑\x3035\x3038‑\x303c\x3041‑\x3096\x3099‑\x309f\x30a1‑\x30fa\x30fc‑\x30ff\x3105‑\x312f\x3131‑\x318e\x31a0‑\x31ba\x31f0‑\x31ff\x3400‑\x4db5\x4e00‑\x9fef\xa000‑\xa48c\xa4d0‑\xa4fd\xa500‑\xa60c\xa610‑\xa62b\xa640‑\xa66f\xa674‑\xa67d\xa67f‑\xa6f1\xa717‑\xa71f\xa722‑\xa788\xa78b‑\xa7bf\xa7c2‑\xa7c6\xa7f7‑\xa827\xa840‑\xa873\xa880‑\xa8c5\xa8d0‑\xa8d9\xa8e0‑\xa8f7\xa8fb\xa8fd‑\xa92d\xa930‑\xa953\xa960‑\xa97c\xa980‑\xa9c0\xa9cf‑\xa9d9\xa9e0‑\xa9fe\xaa00‑\xaa36\xaa40‑\xaa4d\xaa50‑\xaa59\xaa60‑\xaa76\xaa7a‑\xaac2\xaadb‑\xaadd\xaae0‑\xaaef\xaaf2‑\xaaf6\xab01‑\xab06\xab09‑\xab0e\xab11‑\xab16\xab20‑\xab26\xab28‑\xab2e\xab30‑\xab5a\xab5c‑\xab67\xab70‑\xabea\xabec‑\xabed\xabf0‑\xabf9\xac00‑\xd7a3\xd7b0‑\xd7c6\xd7cb‑\xd7fb\xf900‑\xfa6d\xfa70‑\xfad9\xfb00‑\xfb06\xfb13‑\xfb17\xfb1d‑\xfb28\xfb2a‑\xfb36\xfb38‑\xfb3c\xfb3e\xfb40‑\xfb41\xfb43‑\xfb44\xfb46‑\xfbb1\xfbd3‑\xfd3d\xfd50‑\xfd8f\xfd92‑\xfdc7\xfdf0‑\xfdfb\xfe00‑\xfe0f\xfe20‑\xfe2f\xfe33‑\xfe34\xfe4d‑\xfe4f\xfe70‑\xfe74\xfe76‑\xfefc\xff10‑\xff19\xff21‑\xff3a\xff3f\xff41‑\xff5a\xff66‑\xffbe\xffc2‑\xffc7\xffca‑\xffcf\xffd2‑\xffd7\xffda‑\xffdc]