Files
whetstone_DSL/editor/src/PriorStepContextInjector.h

126 lines
4.1 KiB
C++

#pragma once
// Step 484: Prior-Step Context Injector
// Builds a condensed API/context brief from prior step headers.
#include <filesystem>
#include <fstream>
#include <map>
#include <regex>
#include <set>
#include <sstream>
#include <string>
#include <vector>
struct ApiMethodSummary {
std::string signature;
};
struct ApiTypeSummary {
std::string kind; // class | struct
std::string name;
std::vector<ApiMethodSummary> methods;
};
struct StepContext {
std::vector<ApiTypeSummary> priorApis;
std::map<std::string, std::vector<std::string>> includeDependencies;
std::vector<std::string> namingPatterns;
std::vector<std::string> warnings;
std::string condensedBrief() const {
std::ostringstream out;
out << "types:";
for (const auto& t : priorApis) out << " " << t.name;
out << " | patterns:";
for (const auto& p : namingPatterns) out << " " << p;
return out.str();
}
};
class PriorStepContextInjector {
public:
static StepContext build(const std::vector<std::string>& headerPaths) {
StepContext out;
std::set<std::string> patterns;
for (const auto& p : headerPaths) {
std::string text = readAll(p);
if (text.empty()) {
out.warnings.push_back("Missing or unreadable header: " + p);
continue;
}
out.includeDependencies[p] = parseIncludes(text);
auto types = parseTypesAndMethods(text);
for (const auto& t : types) {
out.priorApis.push_back(t);
if (endsWith(t.name, "Report")) patterns.insert("Suffix:Report");
if (endsWith(t.name, "Spec")) patterns.insert("Suffix:Spec");
if (endsWith(t.name, "State")) patterns.insert("Suffix:State");
}
}
out.namingPatterns.assign(patterns.begin(), patterns.end());
return out;
}
private:
static std::string readAll(const std::string& path) {
std::ifstream in(path);
if (!in.is_open()) return "";
std::ostringstream ss;
ss << in.rdbuf();
return ss.str();
}
static bool endsWith(const std::string& v, const std::string& suffix) {
return v.size() >= suffix.size() &&
v.compare(v.size() - suffix.size(), suffix.size(), suffix) == 0;
}
static std::vector<std::string> parseIncludes(const std::string& text) {
std::vector<std::string> out;
std::regex incRe(R"inc(#include\s+"([^"]+)")inc");
auto begin = std::sregex_iterator(text.begin(), text.end(), incRe);
auto end = std::sregex_iterator();
for (auto it = begin; it != end; ++it) {
out.push_back((*it)[1].str());
}
return out;
}
static std::vector<ApiTypeSummary> parseTypesAndMethods(const std::string& text) {
std::vector<ApiTypeSummary> out;
std::regex typeRe(R"(\b(class|struct)\s+([A-Za-z_][A-Za-z0-9_]*))");
auto begin = std::sregex_iterator(text.begin(), text.end(), typeRe);
auto end = std::sregex_iterator();
for (auto it = begin; it != end; ++it) {
ApiTypeSummary t;
t.kind = (*it)[1].str();
t.name = (*it)[2].str();
out.push_back(std::move(t));
}
std::regex methodRe(
R"((?:static\s+)?[A-Za-z_][A-Za-z0-9_:<>\s,&\*]*\s+[A-Za-z_][A-Za-z0-9_]*\s*\([^)]*\)\s*(?:const\s*)?(?:\{|;))");
auto mBegin = std::sregex_iterator(text.begin(), text.end(), methodRe);
auto mEnd = std::sregex_iterator();
std::vector<ApiMethodSummary> methods;
for (auto it = mBegin; it != mEnd; ++it) {
ApiMethodSummary m;
m.signature = std::regex_replace((*it).str(), std::regex(R"(\s+)"), " ");
if (!m.signature.empty() &&
(m.signature.back() == '{' || m.signature.back() == ';')) {
m.signature.pop_back();
}
methods.push_back(std::move(m));
}
if (!out.empty()) {
for (auto& t : out) t.methods = methods;
}
return out;
}
};