From 15e6145f1574deaadc742f39f537c21f61d7fa94 Mon Sep 17 00:00:00 2001 From: konard Date: Sat, 13 Sep 2025 18:43:06 +0300 Subject: [PATCH 1/3] Initial commit with task details for issue #79 Adding CLAUDE.md with task information for AI processing. This file will be removed when the task is complete. Issue: https://github.com/linksplatform/Collections.Methods/issues/79 --- CLAUDE.md | 5 +++++ 1 file changed, 5 insertions(+) create mode 100644 CLAUDE.md diff --git a/CLAUDE.md b/CLAUDE.md new file mode 100644 index 0000000..2058c42 --- /dev/null +++ b/CLAUDE.md @@ -0,0 +1,5 @@ +Issue to solve: https://github.com/linksplatform/Collections.Methods/issues/79 +Your prepared branch: issue-79-48a49142 +Your prepared working directory: /tmp/gh-issue-solver-1757778175709 + +Proceed. \ No newline at end of file From b9b9243e45fdc1f0f5fe0c7a178ee2bbc71750f3 Mon Sep 17 00:00:00 2001 From: konard Date: Sat, 13 Sep 2025 18:46:50 +0300 Subject: [PATCH 2/3] Implement static polymorphism using CRTP pattern MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - Add missing Polymorph.h header with CRTP base class implementation - Provide object() method for static polymorphism access to derived classes - Enables compile-time polymorphic behavior without virtual function overhead - Add comprehensive test cases demonstrating CRTP functionality - Resolves issue #79: Attempt to use static polymorphism in C++ version The implementation follows the Curiously Recurring Template Pattern where: - Base classes inherit from Polymorph - Methods can call this->object().Method() to invoke derived class methods - All method resolution happens at compile time with no runtime overhead 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude --- cpp/Platform.Collections.Methods/Polymorph.h | 46 ++++++++++++ experiments/test_collections_crtp | Bin 0 -> 17136 bytes experiments/test_collections_crtp.cpp | 67 +++++++++++++++++ experiments/test_crtp | Bin 0 -> 17328 bytes experiments/test_crtp.cpp | 75 +++++++++++++++++++ 5 files changed, 188 insertions(+) create mode 100644 cpp/Platform.Collections.Methods/Polymorph.h create mode 100755 experiments/test_collections_crtp create mode 100644 experiments/test_collections_crtp.cpp create mode 100755 experiments/test_crtp create mode 100644 experiments/test_crtp.cpp diff --git a/cpp/Platform.Collections.Methods/Polymorph.h b/cpp/Platform.Collections.Methods/Polymorph.h new file mode 100644 index 0000000..79b28b4 --- /dev/null +++ b/cpp/Platform.Collections.Methods/Polymorph.h @@ -0,0 +1,46 @@ +#pragma once + +namespace Platform::Interfaces +{ + /// + /// + /// Represents a base class for implementing the Curiously Recurring Template Pattern (CRTP). + /// This enables static polymorphism where derived classes can be accessed through + /// the base class interface without virtual function overhead. + /// + /// + /// Based on: https://en.wikipedia.org/wiki/Curiously_recurring_template_pattern + /// + /// + /// The derived class type that inherits from this base class. + template + class Polymorph + { + protected: + /// + /// + /// Returns a reference to the derived class object. + /// This method enables static polymorphism by providing access to the + /// actual derived class implementation through a compile-time cast. + /// + /// + /// A reference to the derived class object. + constexpr TSelf& object() noexcept + { + return static_cast(*this); + } + + /// + /// + /// Returns a const reference to the derived class object. + /// This method enables static polymorphism by providing read-only access to the + /// actual derived class implementation through a compile-time cast. + /// + /// + /// A const reference to the derived class object. + constexpr const TSelf& object() const noexcept + { + return static_cast(*this); + } + }; +} \ No newline at end of file diff --git a/experiments/test_collections_crtp b/experiments/test_collections_crtp new file mode 100755 index 0000000000000000000000000000000000000000..2830468b2d6a236015d47ed3cbba054946615ebd GIT binary patch literal 17136 zcmeHOeQ;b=6~CMGBiN6mrIk{YF16K^(${=7w8hX(lTCM_Eip+2JJ!c$_a#}_?8e;} zNUCDSqC*Is2|7YWoDoKa8Tg~4%vk(GQ!3Ol=VWx3OypNvub^4Fn{=T-%LnJElV0G39tt zOz7CC{ds8(WK@`X?fSHxm$oW1!Iavd()o%VJD2v_wcVs&x)EL)Q?Ovl?R^Gz6qgTL z_%wIu_KKZ{5gkvabiS#qPsF<$8`dXc>k{$g;Ly6Ejg9LX8;nfKsFQN)mmddBn{7LH z(dn2Vj8A9Th~n8F$(Cq2>5o*sw)n2~<$HGhP5;sZ^IH`6-rsgWi{A^2`EXbWUtR=%w1}UvBKYYd_`OB& zwjwyi$B)BXC?0+<2>!BSI1E-6&_4-mkytJQ0VS*=$5c$Sw?CCMGj=3xo2D?sT|3N} zm9~208QV&C?Py7)l2%uwJ7FnVVae{DovB177#HU5PP@TM#uDLZr(Ihc?Te&MI~|GJ znQ$~1>;P8Z9m&L_W-4Q+tw?{k%j~K#gPo0NT03cP>*!2%nnCHSt~Q>^m@u(S%-nP& zJ#5C4ar-7IOk~0ztdVFJn%H2rUmaB)jHU){j2wfG-e^YqZZvx$@dSWKCSxHCnnQz8 z9hm+|JPCPpC}Q@+laWMxuO%SP*su~lTvZYh4a0K1X&l3jymOp3;&3N3Nh`%=ecmc z4(L9IfH>trtv?qC0_&86E}ZUXTn@Q#{jXMvCS16>pDBx9xp0mV`zp~=1WFMoMW7Uc zQUpp7_|GEnX642I4DEZhA~ZJp#q~mjzCK}><(>}h`(?!u={UC`4LG;j#&6|{fFS)o zk{o|2m&^5xOP(G`jz2rY(*wcr$7XnXFggC?8J->tj^FR_xz%m(-cz}vRY?E2)eAlR z91nli$k%_{!@r)#*S;1WedY_H(U(H|UOv&@6|9}8Jr>&E^dx$bTlxZ2PxTm;D{cjg z0PJsi2S{lD>^F#PnzolBG(V?0LUUejs&d5$=^fD&`p2aHhR2AkIU5>15jy<(meAqp z@{sR|&@*T4C2+7`JE+J_sd2JB#c!nPag0w4uH6;d*R&a$A~gDnJwG(o)B`5_hqJj{ zHil?DG5dSa^X-AH(>~cBzZpWR?1Eh<&gQaMXl&N%YUwDLt)0MV5(~-e6R2H9T^T)^ zy&rBvV@sdIi-yqX?+E!mkfXtuVTSPsUnb~9SN(^m@0<47)o{`*-5vfJJ*9zda=h=5 zwWHYv^1gp|ha*t!9L=sJ!RQfgfYzhv*65$JTczMJ7+tE3Mt`3@b4GU3nCawcActTi zLSwtKvC!Hja-8<;>>E;b&-Ae)9E#BBSEfT_!RaxvCl4DPJSE{>r$(#B_Z*RP*a;ns zvgpIBc=%TFS}xl@noW~`bbKtBrO4ckn5&MDsy^P1rKS$#wGvT!e^U{9$np22)H|A8 zneT6#<8PDlw|U0jT$jJ^Du4ZszrEVuv+w5h?;i-K>fdn^j4l1^TBmdBJj`DZUjK5wWi%IrqwjFNwP54w#uLbk( z{Ge60A9_DXr=x=WWVN5l_xj=iKGsq*O`~C`F(Yfl>rY5hz8V6oFC% zN)h-!hyZ;jp%TW&qIe|X&)|#AX1{3e!AC8BJQ+<}{Z`U;kc<^gC1V8yF>6MZ{B>Cw zJD%+Ix1VN8kM}1FZoadNY?B0-XRo09tVhOHfcM z^i7wFZ*Pb24ORIrnm@N<95TXbZ8CzkK1m9#bLmr*ScRhj$Ahoua@T{3g;i|}mt9pk z@8*gTv1R$DOY2vyB$(_!k7EjY(vUzD!fhOrz-jHwh1$9U$1IG2bVP7r)i=so7RfG`w`n>ayl0w$mREF?nhYpCzqvCia;p>r3jQFP>Mh)0;LF)B2bFJ z|7rwypBV28qsMA0w0DgP^RzdO%6vtfeayTk>y&)x7ve%K=ly8%Ssxg!0jMlj#Mzfd z&*M~B{?^%Ciui+iGa2vIs@4_Wqcy4JyoZd|JXC1CMP->HVyUJ~w3!&!`@4AW*pODx z!w|HujLHRyh>f~~jE8iE`%UW-D!kW?+rL=B&iGE})cDX{X^JmJa=epzVE76rdF~gM zLy|wFo$D!T-*NC&v+vBlDF9HLawrhI5rUROK%sw#7`wzFZv~2cQ@9G{*+JpYu zdZXT`S=Try*}7Zm8jPBTH5z_@*EAhwiIX|67M&j-BzNcl`nAIOpoR45{FPxBXO-SJ zsnvyF;{gv|uW`PfSU-%453|3$Ss~OvDzwYmCqC+24-&-BmvKh|pHPaeDyx7O7^>I;d@))+rssovKLL|giECpQ83Vqk>_Wlw zo<#?M)41C8xI$X+Vi7;5wf^%u0DS+t81s8^*&@OBW%j>{aAsVz8923jz|-#S8qaDY zzMp><0ip3u>FZv;V}ieji}*iL1YaQixH_V%)r6Pfzm4a`kP)BMCERr_vcSGB_lnss4e4Wm_?$rmzNW zn2(#0bUHF@;+1Q9SoEYL{gxRU?C&3jiHnn4`}0(bzdxmH0ed6*WZBreUteRw*tU8t zq#LBLr9Xo1#WUt$G86AjTCwmALCPoiP$vB!-ej0e%(jl^9YHg=vz78GOk}*6!H@<+ ztsTN_{oKyx9pM&XZrgs%*5>WzHEnI3LF7R+Z`~f0X%HLR6A`;7mF};t31d*{o=DWn zY-&#>hWk_Lfxd9<#vQ}0slo2V@b-A}Mk}@*?~;R!sqP!_MmmVp2rCw`BQ)GXigk7L zS~<+Gz+3qRHyMVnLB2yQo-_yX${Brk=Q{*s9s_b0C{01-L!5K2hw`OTB+yJOlQR1v zNE$(o$?lzXmwU&y!?OEQvCLLvffO8jJXl-r42WK+(^%Ze9C>|56IT}s%;oxRJQ>rR zg$qvxh~oxH8|U0nC*a)C!l&u-PW5d-=hU1-s!M*5J;^osLQf`)GfoVXvTYCvBm(h_ zrn627G#(c;=Tx=~CSa0gPj@E60Bnk7^0?hlx(ouVa*5o6_s>fzkit|jO-UG;;eI>P z4Qi(q?c*BVJ<7xBt-we@yLT`OI5u2ue=`9 zVyVk@qMyJ)OCPo`mgh;jRCs-)I3XHQaocwv_Pid91H+?`W6$earo4`Y ziY(e4v*L@W(HfE4=XD`dK7ZVQ)?<1L>}k!(Jg+;M4(OIR#@v7Iz9{VXRV7k~dV76nozwp@e`hY3F z&tZL!JMp--=kqW8T2s^CYL*F~Kjwdp3dNu8C;dvoG^SYR*W3OJkhtvwmnc=HHVIwD z+x{z%VSBgE(iF}*n)9>0`ph#u3EN7SJ?B^6whkZ)>nU!AXZ#EVGGrj{BW3%w4x%dT&P{plxK#t%;gp^*ABT|M{c->K{zLD7xbJRz e{|3dq<(Y8YF6+|rzL5RW%}Rsv)!oIzihltz4z0%k literal 0 HcmV?d00001 diff --git a/experiments/test_collections_crtp.cpp b/experiments/test_collections_crtp.cpp new file mode 100644 index 0000000..6806770 --- /dev/null +++ b/experiments/test_collections_crtp.cpp @@ -0,0 +1,67 @@ +#include +#include + +// Include our CRTP implementation +#include "../cpp/Platform.Collections.Methods/Polymorph.h" + +using namespace Platform::Interfaces; + +// Simulate the GenericCollectionMethodsBase pattern +template +class GenericCollectionMethodsBase : public Polymorph +{ +}; + +// Simulate a DoublyLinkedList methods class +template +class DoublyLinkedListMethodsBase : public GenericCollectionMethodsBase +{ +protected: + void IncrementSize() + { + this->object().SetSize(this->object().GetSize() + 1); + } + + void DecrementSize() + { + this->object().SetSize(this->object().GetSize() - 1); + } +}; + +// Concrete implementation that would be provided by user +class MyDoublyLinkedList : public DoublyLinkedListMethodsBase +{ +private: + int size = 0; + +public: + int GetSize() const { return size; } + void SetSize(int newSize) { size = newSize; } + + void TestIncrementDecrement() + { + std::cout << "Initial size: " << GetSize() << std::endl; + + IncrementSize(); + std::cout << "After increment: " << GetSize() << std::endl; + + IncrementSize(); + std::cout << "After second increment: " << GetSize() << std::endl; + + DecrementSize(); + std::cout << "After decrement: " << GetSize() << std::endl; + } +}; + +int main() +{ + std::cout << "Testing Collections CRTP pattern..." << std::endl; + + MyDoublyLinkedList list; + list.TestIncrementDecrement(); + + assert(list.GetSize() == 1); + std::cout << "Final size: " << list.GetSize() << " - Test passed!" << std::endl; + + return 0; +} \ No newline at end of file diff --git a/experiments/test_crtp b/experiments/test_crtp new file mode 100755 index 0000000000000000000000000000000000000000..3a1e57db2b28d43ebbf1bac788927e0e25bf8df3 GIT binary patch literal 17328 zcmeHPdvH`&89$p48sw3HU@6sdp~VSBZnH_qq*U4sVZ$y`8cEPvi?=tsH_5h}-FWvd zCAE*tK%HhN8ard_AMIH658pHRrv9NITEy`|wd3GpMy$3CPOZ?^n!Z?n-#O>IxqHdd zht4?T>|ySH=lgw+^PTV9dvnjd=WthiYj;f~BDmCws|9f<8x<1Mg40*&3P?HBw4>aNtyTJC8_MYf=SADI9l>Nbq3tHL9aEw0m~uWT zCv3z~mzm@iSwB6VWpNBi3LHnWg7Tcn)gGH}povw7PN z8jeGR@o?6RDW3h2Y_XP;{zI>R@QCsCInJuDuXt|JT}KXi*W7$3=}_EcLpoH*9}hY4 zRG)`~bW}b*CF_JyIqv*&c*$qxbt&%L-yT4V&V|K1IGhPzRsnycf}edA@K-9}4_3gt zE8vtL14p<}K8!F3{ymj&7_6K@{|vB&Vws4=l(3N;Q?abU;e5_2c(&_Vmavk2*IH@E zbp|s9&vE;%?aJnJPM_VMb(Cyo$qn0j^Vvc?Bdi;Gy*4M8&L&g6UNo8-vR%t_?TlAQ zrsDDKz*_t5LMCP93!dxP!^u9Yui1+Cwxen7q^Em(Z@$-xOJ6O~Ouk^j#IbPZy0$xN zWpWvBmlS3T$v4(Wst--9vwGf_QURv&MGrkkr&G6Bsi9k}0XvfgU>6Dw(x5psn9_+E zwlg`%Q@d?zAd|DRncExzaluQc)~uncr=8f8s%_qy+}L&f^;WCdX12D70ITX&i`nMa zTBoZm<~j^WEv|)G_^rh?I2*qa`L6~wDiKJp!r0OI(u`x{)C0J5W{W zG+rN*V!=4`$FEU1UE6$36LKPe>n5e*$pFsx9uiCja0Kd?(*gW#J}Sgi0G}Jc`8uHc z91`M}FKPV?fFQAcIS|0Sy zH3R=y2A*%Yi&F%5Q)1Fc{Qcui9J8AKO!BM*13R7t33QRERPA&A0o-A zCrYK#z=Y)Kf#lS$r+IoHIQ64xo*qn2eRGATgFHKo*aMdBZ=`R5_|r7x~DH5Jrq5b*uUXth@!OQ4^Vw!z-(B)7c3I6 zf5S^a68r0(BXZ@Gw*;yA0o9S3Ii-^g%g0FXh^Ej#CiU0-h{)=*iSg5k!_QumI6PIG zh&-Bj?5wvK4)$vY^`(=lpKMS08{6;`^iLGm>`3g{upXKsG5(}CFR^dK0GP?&oh_9n z)5zANbq_%=vJxHNo1Iehz=19?!t$e78z)bn+_c zr0x!1@O#<7(a9DPj2~gAzd-|tXZ%l-NfpSJ=|C=2fjmutJf;GX^*R|yS_X0oPos(P z!{3jqK%SH=_3uL2^3lm}zDB*NyVMWl{W_2@lRyR{ogVN5IYfeeOAcess59~j<>Ozz z^ZD9`qg3yoR!spph*(5o-;T+2V$EWif3I%x2C2Gp>evw;B8*UDV*HLNM0Yoy@zt<= zOS(EbIahgp@3iMRKqdm#usnD<8rpe8UVSv^0goT{J=)siBd^MC{cVlkt?vN|drVjK zxX$l=gZ4NmJ;tYKd>)`KgD%H881%_~+^5t=v|2mV0)1hv{dK?cqP`$klKznR>i z(Y3v=$7t#*x|w{jkR3I)JE@}UlBCZ;YqsYYJ+_B0X}Q%#rmT6>G({%o8T4tXX|?bW zsFiZP5i>P1BJc%{LXMi79q$8nw&)<(4I7NMmSBgBT_jm=uy#vGJKEeF>X&aJINhSt2&6--c1UdE}&0p;xZgs9;&>c=y_&H2g2s>6bj_b#L_lCk{xuxWLH>47U%q8p z{&T=joyYze$Y&vkGua!E(YNq#Ag(Wf`u^j4YHL3ok&RFcly{0ThPtnF>vRk>9xp&H zbH;txIW4Dgdigx|l>23fv6B4($PLKlH+%MSyH3QWQR5MV` zKs5u^4E%30!0W_#T^JtQWTCZdRG6o=X;kJZq87HHj&C!nEK%el&GLG*i#5+{sFrD- z*QL?3EESgj^K2;Cj{CIMzW4WHjNoes0anNnDb#wP;Fy*h!0R-n1qO!_o_HCV;j zsMk$ubzx{c7Q$OK&es#`CsB!DU2jjPLMT2ew8}an-r=v)lpua?$3gA#^~v}>s6=p9 z^Yz8}7g3oh{_jZrMdG#J-{-978mI@buUw($A4TjEOvU$3nH3E(S{pFipgme-CS)A(294wsqrHEW?O6@l4cG+wVF4&c<6QJF|7eW7+K2PMF9`g4| zJfNtn_W@s6bCKZdfi*r`LH`lp6wj_uJWp%<)leShqQ8r35KQRCxR7veEI>`*lm5C2xah^Z%&3{CMfLp|%d-asfPz;X7%)@x!cuQAu)JX_ zMOzFC&`js8!ECyC;6*B*AP zba8li6ea;qZXGC7Er07uI}p4M#Nl|@5763d!N79{9c*F9W1E1DkTM0Um@8xkb51&W zbDZ`lyeX66H*YdZCRX?M&THdVeA_14qhVnejTKL5FtKU7ur_^YTj#aOE@5rndfmp( zt=4tj-Mw+_t?1miH7>VSboAh5^g!Mnjy5OJDR;n5IfW~G^4ZbhygM?Kj79^m%H!?% z{+sc(H%|L3wv~yZE&NKF-lmg+leRq@n?tU{UWs%jXBF`}nan!KA-yXO`Hn_6<$Lq= zz8LS1$wAq+ikRFkfh`iW8$xZnc*|Q#lrOat1I?rhd27hV-V|(Q32yZ$YqC7>w({=+ z@pEEFc0xMmCWuZ@v>4h>;x7n%SLmC%~yP9M3$$wUJ0`>I_%l~pq{Jf5ZCA)<&Fpw zU$7i=Fjq83-24c(F^vYG{$d7O{xWF|b#6?qrCYL8AF>NW!c33m(1fC%t0cP|w}202 zWsC)x>tt;*(6y1QCro*6n5deAd9YL|I4NOz&Tg>s5-{Doyj7UakiIJqrQwY^>R(upS zn&YxP&uf|T_;LKK$MjCv)0~-ko;Ncc(JgU~IerdcKPr?{w&!^~)6-g!+h=?3KP@*U z`;A(U-wQD1_XuQ9HevhE0i&F-fB*SbKj-rM5~#=$9{&e{2JH=P$Mhy;=KpH3-^>?7 z_G4OsDeJQX=9wM{*-vNz(;ha|l(M$n^Brz)J5N3zlWQ+g0zJgQN;gcd#1Bt9JCiPt=g<8x5EzDj(PgFP8hcziz!K?wqHul z10@!yQ+1(kU#t64w#VA>vcm3yl+T@@VoW=XVV*|iT{!5J=J@&kL+`IRc2xZ`woX;A b)AlUjcA2Nw5Hs2TYQ55+{r15UV#U7!EqEC{ literal 0 HcmV?d00001 diff --git a/experiments/test_crtp.cpp b/experiments/test_crtp.cpp new file mode 100644 index 0000000..3a45f7d --- /dev/null +++ b/experiments/test_crtp.cpp @@ -0,0 +1,75 @@ +#include +#include + +// Include our CRTP implementation +#include "../cpp/Platform.Collections.Methods/Polymorph.h" + +using namespace Platform::Interfaces; + +// Test class that uses CRTP like the collections classes do +template +class TestBase : public Polymorph +{ +public: + void DoSomething() + { + std::cout << "Base calling derived method: "; + this->object().Implementation(); + } + + int GetValue() + { + return this->object().GetValueImpl(); + } +}; + +// Derived class that implements the interface +class TestDerived : public TestBase +{ +public: + void Implementation() + { + std::cout << "TestDerived::Implementation() called!" << std::endl; + } + + int GetValueImpl() + { + return 42; + } +}; + +// Another derived class to test polymorphism +class AnotherDerived : public TestBase +{ +public: + void Implementation() + { + std::cout << "AnotherDerived::Implementation() called!" << std::endl; + } + + int GetValueImpl() + { + return 100; + } +}; + +int main() +{ + std::cout << "Testing CRTP (Curiously Recurring Template Pattern) implementation..." << std::endl; + + // Test TestDerived + TestDerived derived1; + derived1.DoSomething(); + assert(derived1.GetValue() == 42); + std::cout << "TestDerived value: " << derived1.GetValue() << std::endl; + + // Test AnotherDerived + AnotherDerived derived2; + derived2.DoSomething(); + assert(derived2.GetValue() == 100); + std::cout << "AnotherDerived value: " << derived2.GetValue() << std::endl; + + std::cout << "All tests passed! CRTP implementation is working correctly." << std::endl; + + return 0; +} \ No newline at end of file From 63e7b97f96eed812547dab1ad27b6a0095019985 Mon Sep 17 00:00:00 2001 From: konard Date: Sat, 13 Sep 2025 18:47:28 +0300 Subject: [PATCH 3/3] Remove CLAUDE.md - Claude command completed --- CLAUDE.md | 5 ----- 1 file changed, 5 deletions(-) delete mode 100644 CLAUDE.md diff --git a/CLAUDE.md b/CLAUDE.md deleted file mode 100644 index 2058c42..0000000 --- a/CLAUDE.md +++ /dev/null @@ -1,5 +0,0 @@ -Issue to solve: https://github.com/linksplatform/Collections.Methods/issues/79 -Your prepared branch: issue-79-48a49142 -Your prepared working directory: /tmp/gh-issue-solver-1757778175709 - -Proceed. \ No newline at end of file