lexer (HL), added a perfect dictionnary for the special keywords

lazproj/coedit.lpi

@@ -137,7 +137,7 @@
         <PackageName Value="LCL"/>
       </Item6>
     </RequiredPackages>
-    <Units Count="47">
+    <Units Count="48">
       <Unit0>
         <Filename Value="coedit.lpr"/>
         <IsPartOfProject Value="True"/>
@@ -384,6 +384,10 @@
         <Filename Value="..\src\ce_stringrange.pas"/>
         <IsPartOfProject Value="True"/>
       </Unit46>
+      <Unit47>
+        <Filename Value="..\src\ce_dlangmaps.pas"/>
+        <IsPartOfProject Value="True"/>
+      </Unit47>
     </Units>
   </ProjectOptions>
   <CompilerOptions>
@@ -397,6 +401,11 @@
       <OtherUnitFiles Value="..\src;..\etc\fcl-json\src"/>
       <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
     </SearchPaths>
+    <Parsing>
+      <SyntaxOptions>
+        <StaticKeyword Value="True"/>
+      </SyntaxOptions>
+    </Parsing>
     <CodeGeneration>
       <SmartLinkUnit Value="True"/>
       <Optimizations>

lazproj/coedit.lpr

@@ -11,7 +11,7 @@ uses
   ce_main, ce_writableComponent, ce_staticmacro, ce_inspectors,
   ce_editoroptions, ce_dockoptions, ce_shortcutseditor, ce_mru, ce_processes,
   ce_dubproject, ce_dialogs, ce_dubprojeditor, ce_controls, ce_dfmt,
-  ce_lcldragdrop, ce_stringrange;
+  ce_lcldragdrop, ce_stringrange, ce_dlangmaps;
 
 {$R *.res}
 

src/ce_d2syn.pas

@@ -7,7 +7,7 @@ interface
 uses
   Classes, SysUtils, Graphics,
   SynEditHighlighter, SynEditHighlighterFoldBase, SynEditTypes,
-  ce_dlangutils;
+  ce_dlangutils,ce_dlangmaps;
 
 const
 
@@ -37,12 +37,6 @@ const
     'wchar', 'while', 'with', 'wstring'
   );
 
-  D2SpecKw: array[0..10] of string =
-  (
-    '__FILE__', '__MODULE__', '__LINE__', '__FUNCTION__', '__PRETTY_FUNCTION__',
-    '__DATE__', '__EOF__', '__TIME__', '__TIMESTAMP__', '__VENDOR__', '__VERSION__'
-  );
-
 type
 
   TD2DictionaryEntry = record
@@ -105,7 +99,6 @@ type
     fSpeckAttrib: TSynHighlighterAttributes;
     fErrorAttrib: TSynHighlighterAttributes;
     fKeyWords: TD2Dictionary;
-    fSpecKw: TD2Dictionary;
     fLineBuf: string;
     fTokStart, fTokStop: Integer;
     fTokKind: TTokenKind;
@@ -276,7 +269,6 @@ begin
   DefaultFilter:= 'D source|*.d|D interface|*.di';
 
   fKeyWords.create(D2Kw);
-  fSpecKw.create(D2SpecKw);
 
   fFoldKinds := [fkBrackets,fkRegion];
 
@@ -1000,7 +992,7 @@ begin
       if (fLineBuf[FTokStart..fTokStop-1] = 'asm') then
         fCurrRange.rangeKinds += [rkAsm];
     end
-    else if fSpecKw.find(fLineBuf[FTokStart..fTokStop-1]) then
+    else if specialKeywordsMap.match(fLineBuf[FTokStart..fTokStop-1]) then
       fTokKind := tkSpecK
     else if rkAsm in fCurrRange.rangeKinds then
       fTokKind:=tkAsmbl;

src/ce_dlangmaps.pas

@@ -0,0 +1,78 @@
+unit ce_dlangmaps;
+
+{$I ce_defines.inc}
+
+interface
+
+(**
+ * Perfect static hash-map that detects the D2 "special" keywords such as
+ * __LINE__ or __FILE__.
+ *)
+type
+
+  specialKeywordsMap = record
+  private
+    const fWords: array [0..15] of string =
+    (
+      '__PRETTY_FUNCTION__', '__VENDOR__', '', '__VERSION__', '__DATE__',
+      '__FILE__', '__LINE__', '', '__FUNCTION__', '', '__TIMESTAMP__', '__TIME__',
+      '__EOF__', '', '', '__MODULE__'
+    );
+    const fHasEntry: array [0..15] of boolean =
+    (
+      true, true, false, true, true, true, true, false, true, false, true, true,
+      true, false, false, true
+    );
+    const fCoeffs: array[0..255] of Byte =
+    (
+      50, 243, 103, 74, 140, 54, 86, 48, 32, 12, 76, 146, 95, 139, 178, 149, 255,
+      167, 77, 13, 101, 143, 16, 6, 221, 208, 221, 79, 217, 253, 102, 24, 243,
+      208, 70, 196, 133, 33, 208, 26, 203, 72, 234, 222, 92, 240, 162, 139, 102,
+      174, 240, 48, 10, 173, 208, 107, 85, 176, 211, 77, 246, 56, 253, 2, 164,
+      108, 181, 37, 35, 11, 111, 224, 51, 16, 170, 123, 245, 147, 183, 250, 15,
+      202, 106, 126, 199, 31, 2, 174, 221, 81, 207, 50, 170, 86, 71, 12, 51, 3,
+      30, 192, 132, 159, 74, 35, 62, 90, 10, 135, 33, 23, 15, 100, 2, 69, 250, 248,
+      36, 120, 134, 108, 134, 54, 89, 89, 219, 86, 165, 72, 244, 130, 60, 44, 84,
+      129, 130, 253, 90, 104, 25, 52, 103, 109, 239, 100, 16, 188, 87, 132, 201,
+      110, 175, 152, 181, 178, 196, 61, 52, 60, 169, 26, 52, 48, 90, 236, 244, 26,
+      28, 117, 65, 155, 24, 60, 216, 220, 80, 152, 202, 173, 43, 17, 48, 83, 135,
+      188, 251, 254, 232, 167, 196, 3, 222, 73, 169, 156, 222, 215, 217, 6, 105,
+      171, 130, 169, 27, 9, 147, 176, 207, 45, 43, 47, 11, 163, 215, 117, 11, 100,
+      253, 70, 242, 169, 92, 61, 198, 236, 243, 26, 144, 220, 76, 40, 178, 158,
+      164, 80, 112, 61, 157, 26, 224, 53, 123, 105, 27, 170, 126, 101, 3, 65, 113,
+      101, 157, 109, 110, 252, 207, 0
+    );
+    class function hash(const w: string): Byte; static;
+  public
+    class function match(const w: string): boolean; static;
+  end;
+
+
+implementation
+
+{$IFDEF DEBUG}{$PUSH}{$R-}{$ENDIF}
+class function specialKeywordsMap.hash(const w: string): Byte;
+var
+  i: integer;
+begin
+  Result := 0;
+  for i := 2 to length(w) do
+    Result += fCoeffs[(Byte(w[i]) + (Byte(i-1) xor Byte(w[i-1]))) and $FF];
+  Result := Result and $F;
+end;
+{$IFDEF DEBUG}{$POP}{$ENDIF}
+
+class function specialKeywordsMap.match(const w: string): boolean;
+var
+  h: Byte;
+begin
+  result := false;
+  if length(w) < 7 then
+    exit;
+  h := hash(w);
+  if fHasEntry[h] then
+    result := fWords[h] = w;
+end;
+
+end.
+

wiki/wiki.todo.txt

@@ -6,3 +6,4 @@
 - editor note about usefull commands: comment selection, invert version all/none
 - tuto are obsolete
 - appli option, describe runnable destination
+- emnu reference, action Compile file, action Run compiled file