146 lines
6.9 KiB
Plaintext
146 lines
6.9 KiB
Plaintext
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/* Copyright 2021 xensik. All rights reserved.
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//
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// Use of this source code is governed by a GNU GPLv3 license
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// that can be found in the LICENSE file.
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*/
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%option outfile="lexer.cpp"
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%option header-file="lexer.hpp"
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%option prefix="h1_"
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%option reentrant
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%option noyywrap batch nounput noinput
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%option never-interactive
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%option nounistd
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%top{
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#include "stdafx.hpp"
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#include "h1.hpp"
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#include "parser.hpp"
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using namespace xsk::gsc;
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}
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%{
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#define YY_USER_ACTION loc.columns(yyleng);
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%}
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RGX_FILE ([_A-Za-z0-9]+\\)+[_A-Za-z0-9]+
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RGX_NAME [_A-Za-z][_A-Za-z0-9]*
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RGX_STRING \"(?:\\.|[^\"])*?\"|\'(?:\\.|[^\'])*?\'
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RGX_FLOAT [0-9]+\.(?:[0-9]*)?f?|\.[0-9]+f?
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RGX_INTEGER [0-9]+
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RGX_DEFAULT (.|\n)
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%x COMMENT_BLOCK_STATE
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%x DEVELOPER_BLOCK_STATE
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%%
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%{
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loc.step();
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%}
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[ \t\r] { loc.step(); }
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\n { loc.lines(yyleng); loc.step(); }
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"//".*
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"/*" { BEGIN(COMMENT_BLOCK_STATE); }
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<COMMENT_BLOCK_STATE>.
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<COMMENT_BLOCK_STATE>\n { loc.lines(yyleng); loc.step(); }
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<COMMENT_BLOCK_STATE>"*/" { BEGIN(INITIAL); }
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"/#" { BEGIN(DEVELOPER_BLOCK_STATE); }
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<DEVELOPER_BLOCK_STATE>.
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<DEVELOPER_BLOCK_STATE>\n { loc.lines(yyleng); loc.step(); }
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<DEVELOPER_BLOCK_STATE>"#/" { BEGIN(INITIAL); }
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"#include" { return h1::parser::make_INCLUDE(loc); }
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"#using_animtree" { return h1::parser::make_USINGTREE(loc); }
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"#animtree" { return h1::parser::make_ANIMTREE(loc); }
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"endon" { return h1::parser::make_ENDON(loc); }
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"notify" { return h1::parser::make_NOTIFY(loc); }
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"wait" { return h1::parser::make_WAIT(loc); }
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"waittill" { return h1::parser::make_WAITTILL(loc); }
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"waittillmatch" { return h1::parser::make_WAITTILLMATCH(loc); }
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"waittillframeend" { return h1::parser::make_WAITTILLFRAMEEND(loc); }
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"waitframe" { return h1::parser::make_WAITFRAME(loc); }
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"if" { return h1::parser::make_IF(loc); }
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"else" { return h1::parser::make_ELSE(loc); }
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"while" { return h1::parser::make_WHILE(loc); }
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"for" { return h1::parser::make_FOR(loc); }
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"foreach" { return h1::parser::make_FOREACH(loc); }
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"in" { return h1::parser::make_IN(loc); }
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"switch" { return h1::parser::make_SWITCH(loc); }
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"case" { return h1::parser::make_CASE(loc); }
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"default" { return h1::parser::make_DEFAULT(loc); }
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"break" { return h1::parser::make_BREAK(loc); }
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"continue" { return h1::parser::make_CONTINUE(loc); }
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"return" { return h1::parser::make_RETURN(loc); }
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"thread" { return h1::parser::make_THREAD(loc); }
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"childthread" { return h1::parser::make_CHILDTHREAD(loc); }
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"thisthread" { return h1::parser::make_THISTHREAD(loc); }
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"call" { return h1::parser::make_CALL(loc); }
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"true" { return h1::parser::make_TRUE(loc); }
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"false" { return h1::parser::make_FALSE(loc); }
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"undefined" { return h1::parser::make_UNDEFINED(loc); }
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"size" { return h1::parser::make_SIZE(loc); }
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"game" { return h1::parser::make_GAME(loc); }
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"self" { return h1::parser::make_SELF(loc); }
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"anim" { return h1::parser::make_ANIM(loc); }
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"level" { return h1::parser::make_LEVEL(loc); }
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\( { return h1::parser::make_LPAREN(loc); }
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\) { return h1::parser::make_RPAREN(loc); }
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\{ { return h1::parser::make_LBRACE(loc); }
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\} { return h1::parser::make_RBRACE(loc); }
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\[ { return h1::parser::make_LBRACKET(loc); }
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\] { return h1::parser::make_RBRACKET(loc); }
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\, { return h1::parser::make_COMMA(loc); }
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\. { return h1::parser::make_DOT(loc); }
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\:\: { return h1::parser::make_DOUBLECOLON(loc); }
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\: { return h1::parser::make_COLON(loc); }
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\; { return h1::parser::make_SEMICOLON(loc); }
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\+\+ { return h1::parser::make_INCREMENT(loc); }
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\-\- { return h1::parser::make_DECREMENT(loc); }
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\<\<\= { return h1::parser::make_ASSIGN_LSHIFT(loc); }
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\>\>\= { return h1::parser::make_ASSIGN_RSHIFT(loc); }
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\<\< { return h1::parser::make_LSHIFT(loc); }
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\>\> { return h1::parser::make_RSHIFT(loc); }
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\|\| { return h1::parser::make_OR(loc); }
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\&\& { return h1::parser::make_AND(loc); }
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\=\= { return h1::parser::make_EQUALITY(loc); }
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\!\= { return h1::parser::make_INEQUALITY(loc); }
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\<\= { return h1::parser::make_LESS_EQUAL(loc); }
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\>\= { return h1::parser::make_GREATER_EQUAL(loc); }
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\< { return h1::parser::make_LESS(loc); }
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\> { return h1::parser::make_GREATER(loc); }
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\+\= { return h1::parser::make_ASSIGN_ADD(loc); }
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\-\= { return h1::parser::make_ASSIGN_SUB(loc); }
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\*\= { return h1::parser::make_ASSIGN_MULT(loc); }
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\/\= { return h1::parser::make_ASSIGN_DIV(loc); }
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\%\= { return h1::parser::make_ASSIGN_MOD(loc); }
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\|\= { return h1::parser::make_ASSIGN_BITWISE_OR(loc); }
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\&\= { return h1::parser::make_ASSIGN_BITWISE_AND(loc); }
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\^\= { return h1::parser::make_ASSIGN_BITWISE_EXOR(loc); }
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\= { return h1::parser::make_ASSIGN(loc); }
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\+ { return h1::parser::make_ADD(loc); }
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\- { return h1::parser::make_SUB(loc); }
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\* { return h1::parser::make_MULT(loc); }
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\/ { return h1::parser::make_DIV(loc); }
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\% { return h1::parser::make_MOD(loc); }
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\! { return h1::parser::make_NOT(loc); }
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\~ { return h1::parser::make_COMPLEMENT(loc); }
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\| { return h1::parser::make_BITWISE_OR(loc); }
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\& { return h1::parser::make_BITWISE_AND(loc); }
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\^ { return h1::parser::make_BITWISE_EXOR(loc); }
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{RGX_FILE} { return h1::parser::make_FILE(utils::string::fordslash(yytext), loc); }
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{RGX_NAME} { return h1::parser::make_NAME((std::string(yytext, 3) == "_ID") ? std::string(yytext) : utils::string::to_lower(yytext), loc); }
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\&{RGX_STRING} { return h1::parser::make_ISTRING(std::string(yytext).substr(1), loc); }
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{RGX_STRING} { return h1::parser::make_STRING(std::string(yytext), loc); }
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{RGX_FLOAT} { return h1::parser::make_FLOAT(std::string(yytext), loc); }
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{RGX_INTEGER} { return h1::parser::make_INTEGER(std::string(yytext), loc); }
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<<EOF>> { return h1::parser::make_H1EOF(loc); }
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<*>{RGX_DEFAULT} { throw h1::parser::syntax_error(loc, "bad token: \'" + std::string(yytext) + "\'"); }
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%%
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