mirror of
https://github.com/ultimatepp/ultimatepp.git
synced 2026-06-02 06:12:41 -06:00
294 lines
7.8 KiB
C++
294 lines
7.8 KiB
C++
#include "ide.h"
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#define LDUMP(x) // DDUMP(x)
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#define LDUMPC(x) // DDUMPC(x)
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#define LLOG(x) // DLOG(x)
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static Array<CppItem> sEmpty;
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const Array<CppItem>& GetTypeItems(const String& type)
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{
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int q = BrowserBase().Find(type);
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if(q < 0)
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return sEmpty;
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return BrowserBase()[q];
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}
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Vector<String> GetTypeBases(const String& type)
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{
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const Array<CppItem>& n = GetTypeItems(type);
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for(int i = 0; i < n.GetCount(); i = FindNext(n, i)) {
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const CppItem& im = n[i];
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if(im.IsType())
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return Split(im.qptype, ';');
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}
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Vector<String> empty;
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return empty;
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}
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String ParseTemplatedType(const String& type, Vector<String>& tparam)
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{
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const char *s = type;
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String r;
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while(*s) {
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if(*s == '<') {
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s++;
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int lvl = 1;
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String t;
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while(*s) {
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int c = *s++;
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if(c == ',') {
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if(lvl == 0) {
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tparam.Add(t);
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t.Clear();
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}
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}
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else {
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if(c == '>' && --lvl == 0)
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break;
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if(c == '<')
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lvl++;
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t.Cat(c);
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}
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}
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tparam.Add(t);
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break;
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}
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else
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r.Cat(*s++);
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}
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LLOG("ParseTemplatedType " << type << " -> " << r);
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LDUMPC(tparam);
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return r;
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}
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String ResolveTParam(const String& type, const Vector<String>& tparam)
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{
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String r;
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const char *s = type;
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while(*s) {
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if(IsDigit(*s)) {
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int i = *s++ - '0';
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if(i >= 0 && i < tparam.GetCount())
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r.Cat(tparam[i]);
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}
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else
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if(iscib(*s))
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while(iscid(*s))
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r.Cat(*s++);
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else
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r.Cat(*s++);
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}
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LLOG("Resolved " << type << " -> " << r);
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const Array<CppItem>& x = GetTypeItems(r);
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if(x.GetCount() && x[0].kind == TYPEDEF) {
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LLOG("Is typedef " << x[0].qtype);
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String h = x[0].qtype;
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if(h != type && h != r)
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return ResolveTParam(h, tparam);
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return h;
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}
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return r;
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}
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void ResolveTParam(Vector<String>& type, const Vector<String>& tparam)
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{
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for(int i = 0; i < type.GetCount(); i++)
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type[i] = ResolveTParam(type[i], tparam);
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}
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void AssistScanError(int line, const String& text)
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{
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#ifdef _DEBUG
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PutVerbose(String().Cat() << "(" << line << "): " << text);
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#endif
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}
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void AssistEditor::Context(Parser& parser, int pos)
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{
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theide->ScanFile();
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String s = Get(0, pos);
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StringStream ss(s);
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parser.dobody = true;
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parser.Do(ss, IgnoreList(), BrowserBase(), Null, callback(AssistScanError));
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QualifyTypes(BrowserBase(), parser.current_scope, parser.current);
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inbody = parser.IsInBody();
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#ifdef _DEBUG
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PutVerbose("body: " + AsString(inbody));
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PutVerbose("scope: " + AsString(parser.current_scope));
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#endif
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}
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String Qualify(const String& scope, const String& type)
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{
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return Qualify(BrowserBase(), scope, type);
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}
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void AssistEditor::ExpressionType(const String& type, const Vector<String>& xp, int ii,
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Index<String>& typeset, const Vector<String>& tparam,
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bool can_shortcut_operator, Index<String>& visited_bases)
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{
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if(ii >= xp.GetCount()) {
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LLOG("Final type: " << type);
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typeset.FindAdd(type);
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return;
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}
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int c0 = typeset.GetCount();
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const Array<CppItem>& n = GetTypeItems(type);
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String id = xp[ii];
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int q = id.ReverseFind(':');
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if(q > 0 && id[q - 1] == ':') {
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Vector<String> tparam;
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String qtype = ParseTemplatedType(Qualify("", id.Mid(0, q - 1)), tparam);
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id = id.Mid(q + 1);
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ExpressionType(ResolveTParam(qtype, tparam), xp, ii + 1, typeset);
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return;
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}
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LLOG("ExpressionType " << type << " ii: " << ii << " id:" << id);
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if(*id == '.') {
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ExpressionType(type, xp, ii + 1, typeset, tparam);
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return;
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}
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bool shortcut_oper = false;
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if(!iscid(*id)) {
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shortcut_oper = can_shortcut_operator;
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id = "operator" + id;
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}
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for(int i = 0; i < n.GetCount(); i = FindNext(n, i)) {
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const CppItem& m = n[i];
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if(m.name == id)
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ExpressionType(ResolveTParam(m.qtype, tparam), xp, ii + 1, typeset);
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}
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if(typeset.GetCount() != c0 || IsNull(type))
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return;
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Vector<String> base = GetTypeBases(type);
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ResolveTParam(base, tparam);
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for(int i = 0; i < base.GetCount(); i++)
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if(visited_bases.Find(base[i]) < 0) {
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visited_bases.Add(base[i]);
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Vector<String> tparam;
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ExpressionType(ParseTemplatedType(base[i], tparam), xp, ii, typeset,
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tparam, false, visited_bases);
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if(typeset.GetCount() != c0)
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return;
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}
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if(shortcut_oper)
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ExpressionType(type, xp, ii + 1, typeset, tparam);
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}
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void AssistEditor::ExpressionType(const String& type, const Vector<String>& xp, int ii,
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Index<String>& typeset, const Vector<String>& tparam)
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{
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Index<String> visited_bases;
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ExpressionType(type, xp, ii, typeset, tparam, true, visited_bases);
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}
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void AssistEditor::ExpressionType(const String& type, const Vector<String>& xp, int ii,
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Index<String>& typeset)
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{
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Vector<String> tparam;
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ExpressionType(ParseTemplatedType(type, tparam), xp, ii, typeset, tparam);
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}
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Index<String> AssistEditor::ExpressionType(const Parser& parser, const Vector<String>& xp)
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{
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String type;
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Index<String> typeset;
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if(xp.GetCount() == 0)
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return typeset;
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if(xp[0] == "this") {
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LLOG("this: " << type);
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ExpressionType(parser.current_scope, xp, 1, typeset);
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return typeset;
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}
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int q = parser.local.FindLast(xp[0]);
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if(q >= 0) {
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String type = Qualify(parser.current_scope, parser.local[q]);
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LLOG("Found type local: " << type);
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ExpressionType(type, xp, 1, typeset);
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return typeset;
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}
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ExpressionType(parser.current_scope, xp, 0, typeset);
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if(typeset.GetCount())
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return typeset;
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if(xp.GetCount() >= 2 && xp[1] == "()") {
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Vector<String> tparam;
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String qtype = ParseTemplatedType(Qualify(parser.current_scope, xp[0]), tparam);
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if(BrowserBase().Find(qtype) >= 0) {
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LLOG("Is constructor " << qtype);
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ExpressionType(ResolveTParam(qtype, tparam), xp, 2, typeset);
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return typeset;
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}
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}
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ExpressionType("", xp, 0, typeset);
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return typeset;
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}
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int CharFilterT(int c)
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{
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return c >= '0' && c <= '9' ? "TUVWXYZMNO"[c - '0'] : c;
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}
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void AssistEditor::GatherItems(const String& type, bool only_public, Index<String>& in_types, bool types,
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bool thisback)
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{
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LLOG("GatherItems " << type);
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if(in_types.Find(type) >= 0) {
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LLOG("-> recursion, exiting");
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return;
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}
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in_types.Add(type);
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Vector<String> tparam;
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String ntp = ParseTemplatedType(type, tparam);
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int q = BrowserBase().Find(ntp);
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if(q >= 0) {
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if(types) {
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if(ntp.GetCount())
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ntp << "::";
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int typei = assist_type.FindAdd("<types>");
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for(int i = 0; i < BrowserBase().GetCount(); i++) {
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String n = BrowserBase().GetKey(i);
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if(n.GetLength() > ntp.GetLength() && memcmp(~ntp, ~n, ntp.GetLength()) == 0) {
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Array<CppItem>& n = BrowserBase()[i];
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for(int i = 0; i < n.GetCount(); i = FindNext(n, i)) {
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const CppItem& m = n[i];
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if(m.IsType()) {
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CppItemInfo& f = assist_item.Add(m.name);
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f.typei = typei;
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(CppItem&)f = m;
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break;
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}
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}
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}
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}
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}
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const Array<CppItem>& n = BrowserBase()[q];
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String base;
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int typei = assist_type.FindAdd(ntp);
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for(int i = 0; i < n.GetCount(); i = FindNext(n, i)) {
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const CppItem& im = n[i];
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if(im.IsType())
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base = im.qptype;
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if((im.IsCode() || !thisback && (im.IsData() || im.IsMacro() && type == ""))
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&& (!only_public || im.access == PUBLIC)) {
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int q = assist_item.Find(im.name);
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while(q >= 0) {
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if(assist_item[q].typei != typei)
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assist_item[q].over = true;
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q = assist_item.FindNext(q);
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}
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CppItemInfo& f = assist_item.Add(im.name);
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f.typei = typei;
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(CppItem&)f = im;
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}
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}
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if(!thisback) {
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Vector<String> b = Split(base, ';');
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ResolveTParam(b, tparam);
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for(int i = 0; i < b.GetCount(); i++)
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if(b[i].GetCount())
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GatherItems(b[i], only_public, in_types, types, thisback);
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}
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}
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in_types.Drop();
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}
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