← → edited obfuscation-explorer/src/main/grammars/TSrg2Lexer.flex 
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KWkyle wood⁠ kyle wood: Fix ObfEx lexer generation
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  1. /*
  2.  * Minecraft Development for IntelliJ
  3.  *
  4.  * https://mcdev.io/
  5.  *
  6.  * Copyright (C) 2025 minecraft-dev
  7.  *
  8.  * This program is free software: you can redistribute it and/or modify
  9.  * it under the terms of the GNU Lesser General Public License as published
  10.  * by the Free Software Foundation, version 3.0 only.
  11.  *
  12.  * This program is distributed in the hope that it will be useful,
  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15.  * GNU General Public License for more details.
  16.  *
  17.  * You should have received a copy of the GNU Lesser General Public License
  18.  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19.  */
  20.  
  21. package io.mcdev.obfex.formats.tsrg2.gen;
  22.  
  23. import com.intellij.lexer.*;
  24. import com.intellij.psi.tree.IElementType;
  25. import static io.mcdev.obfex.formats.tsrg2.gen.psi.TSrg2Types.*;
  26. import static com.intellij.psi.TokenType.*;
  27.  
  28. %%
  29.  
  30. %{
  31.     public TSrg2Lexer() {
  32.         this((java.io.Reader)null);
  33.     }
  34. %}
  35.  
  36. %public
  37. %class TSrg2Lexer
  38. %implements FlexLexer
  39. %function advance
  40. %type IElementType
  41.  
  42. %s HEADER
  43. %s CORE
  44. %s SIGNATURE
  45.  
  46. %unicode
  47.  
  48. // Name element is used for all parts of an identifier name
  49. //  1. The parts of the package
  50. //  2. The class name
  51. //  3. The member name
  52. NAME_ELEMENT=[\p{L}_\p{Sc}][\p{L}\p{N}_\p{Sc}]*
  53.  
  54. PRIMITIVE=[ZBCSIFDJV]
  55. CLASS_TYPE=(\[+[ZBCSIFDJ]|\[*L[^;\s]+;)
  56.  
  57. COMMENT=\s*#.*
  58.  
  59. TAB=\t
  60. WHITE_SPACE=\s
  61. CRLF=\r\n|\n|\r
  62. NAMESPACE=\w
  63. DIGIT=\d
  64.  
  65. %%
  66.  
  67. <YYINITIAL> {
  68.     "tsrg2"                            { yybegin(HEADER); return TSRG2_KEY; }
  69. }
  70.  
  71. <HEADER> {
  72.     {NAMESPACE}+                       { return NAMESPACE_KEY; }
  73.     {CRLF}                             { yybegin(CORE); return CRLF; }
  74. }
  75.  
  76. <CORE> {
  77.     "("                                { yybegin(SIGNATURE); return OPEN_PAREN; }
  78.     "/"                                { return SLASH; }
  79.     {PRIMITIVE} {WHITE_SPACE}?         { zzMarkedPos = zzStartRead + 1; return PRIMITIVE; }
  80.     "<init>"                           { return INIT; }
  81.     "<clinit>"                         { return CLINIT; }
  82.     "static"                           { return STATIC; }
  83.     "package-info"                     { return NAME_ELEMENT; }
  84.     {DIGIT}+                           { return DIGIT; }
  85.     {CLASS_TYPE}                       { return CLASS_TYPE; }
  86.     {NAME_ELEMENT}                     { return NAME_ELEMENT; }
  87.     {TAB}                              { return TAB; }
  88. }
  89.  
  90. <SIGNATURE> {
  91.     ")"                                { return CLOSE_PAREN; }
  92.     {PRIMITIVE}                        { return PRIMITIVE; }
  93.     {CLASS_TYPE}                       { return CLASS_TYPE; }
  94.     {CRLF}                             { yybegin(CORE); return CRLF; }
  95.     {WHITE_SPACE}                      { yybegin(CORE); return WHITE_SPACE; }
  96. }
  97.  
  98. {COMMENT}                              { return COMMENT; }
  99. {CRLF}                                 { yybegin(CORE); return CRLF; }
  100. {WHITE_SPACE}                          { return WHITE_SPACE; }
  101. [^]                                    { return BAD_CHARACTER; }

      
        
  1. /*
  2.  * Minecraft Development for IntelliJ
  3.  *
  4.  * https://mcdev.io/
  5.  *
  6.  * Copyright (C) 2025 minecraft-dev
  7.  *
  8.  * This program is free software: you can redistribute it and/or modify
  9.  * it under the terms of the GNU Lesser General Public License as published
  10.  * by the Free Software Foundation, version 3.0 only.
  11.  *
  12.  * This program is distributed in the hope that it will be useful,
  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15.  * GNU General Public License for more details.
  16.  *
  17.  * You should have received a copy of the GNU Lesser General Public License
  18.  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19.  */
  20.  
  21. package io.mcdev.obfex.formats.tsrg2.gen.lexer;
  22.  
  23. import com.intellij.lexer.*;
  24. import com.intellij.psi.tree.IElementType;
  25. import static io.mcdev.obfex.formats.tsrg2.gen.psi.TSrg2Types.*;
  26. import static com.intellij.psi.TokenType.*;
  27.  
  28. %%
  29.  
  30. %{
  31.     public TSrg2Lexer() {
  32.         this((java.io.Reader)null);
  33.     }
  34. %}
  35.  
  36. %public
  37. %class TSrg2Lexer
  38. %implements FlexLexer
  39. %function advance
  40. %type IElementType
  41.  
  42. %s HEADER
  43. %s CORE
  44. %s SIGNATURE
  45.  
  46. %unicode
  47.  
  48. // Name element is used for all parts of an identifier name
  49. //  1. The parts of the package
  50. //  2. The class name
  51. //  3. The member name
  52. NAME_ELEMENT=[\p{L}_\p{Sc}][\p{L}\p{N}_\p{Sc}]*
  53.  
  54. PRIMITIVE=[ZBCSIFDJV]
  55. CLASS_TYPE=(\[+[ZBCSIFDJ]|\[*L[^;\s]+;)
  56.  
  57. COMMENT=\s*#.*
  58.  
  59. TAB=\t
  60. WHITE_SPACE=\s
  61. CRLF=\r\n|\n|\r
  62. NAMESPACE=\w
  63. DIGIT=\d
  64.  
  65. %%
  66.  
  67. <YYINITIAL> {
  68.     "tsrg2"                            { yybegin(HEADER); return TSRG2_KEY; }
  69. }
  70.  
  71. <HEADER> {
  72.     {NAMESPACE}+                       { return NAMESPACE_KEY; }
  73.     {CRLF}                             { yybegin(CORE); return CRLF; }
  74. }
  75.  
  76. <CORE> {
  77.     "("                                { yybegin(SIGNATURE); return OPEN_PAREN; }
  78.     "/"                                { return SLASH; }
  79.     {PRIMITIVE} {WHITE_SPACE}?         { zzMarkedPos = zzStartRead + 1; return PRIMITIVE; }
  80.     "<init>"                           { return INIT; }
  81.     "<clinit>"                         { return CLINIT; }
  82.     "static"                           { return STATIC; }
  83.     "package-info"                     { return NAME_ELEMENT; }
  84.     {DIGIT}+                           { return DIGIT; }
  85.     {CLASS_TYPE}                       { return CLASS_TYPE; }
  86.     {NAME_ELEMENT}                     { return NAME_ELEMENT; }
  87.     {TAB}                              { return TAB; }
  88. }
  89.  
  90. <SIGNATURE> {
  91.     ")"                                { return CLOSE_PAREN; }
  92.     {PRIMITIVE}                        { return PRIMITIVE; }
  93.     {CLASS_TYPE}                       { return CLASS_TYPE; }
  94.     {CRLF}                             { yybegin(CORE); return CRLF; }
  95.     {WHITE_SPACE}                      { yybegin(CORE); return WHITE_SPACE; }
  96. }
  97.  
  98. {COMMENT}                              { return COMMENT; }
  99. {CRLF}                                 { yybegin(CORE); return CRLF; }
  100. {WHITE_SPACE}                          { return WHITE_SPACE; }
  101. [^]                                    { return BAD_CHARACTER; }
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