feat: add json stringification

include/utils/json.hh

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <string>
+#include <memory>
+#include <vector>
+#include <unordered_map>
+#include "utils/data.hh"
+
+namespace ppc::data::json {
+    std::string stringify(const data::value_t &map);
+}

src/compiler/treeifier/ast.cc

@@ -27,15 +27,10 @@ namespace ppc::comp::tree::ast {
     bool ast_ctx_t::parse(msg_stack_t &messages, std::vector<token_t> &tokens, data::map_t &out) {
         ast_ctx_t ctx(messages, tokens);
         ctx.init();
-        data::map_t res;
         size_t i = 0;
 
         try {
-            if (glob_parser(ctx, i, out)) {
+            return glob_parser(ctx, i, out);
-                out = res;
-                return true;
-            }
-            else return false;
         }
         catch (const message_t &msg) {
             messages.push(msg);

src/main/main.cc

@@ -22,6 +22,7 @@
 #include <cstdio>
 #include "utils/threading.hh"
 #include "utils/strings.hh"
+#include "utils/json.hh"
 #include "compiler/treeifier/lexer.hh"
 #include "compiler/treeifier/tokenizer.hh"
 #include "compiler/treeifier/ast.hh"
@@ -156,6 +157,7 @@ int main(int argc, const char *argv[]) {
             auto tokens = token_t::parse_many(msg_stack, lex::token_t::parse_file(msg_stack, file, f));
             data::map_t ast;
             if (!ast::ast_ctx_t::parse(msg_stack, tokens, ast)) throw msg_stack.peek();
+
             for (auto tok : tokens) {
                 if (tok.is_identifier()) std::cout << "Identifier: \t" << tok.identifier();
                 if (tok.is_operator()) std::cout << "Operator: \t" << operator_stringify(tok._operator());
@@ -165,6 +167,8 @@ int main(int argc, const char *argv[]) {
                 if (tok.is_string_lit()) std::cout << "String: \t" << std::string { tok.string_lit().begin(), tok.string_lit().end() };
                 std::cout << std::endl;
             }
+
+            std::cout << std::endl << data::json::stringify(ast);
         }
         catch (const messages::message_t &msg) {
             msg_stack.push(msg);

src/utils/json.cc

@@ -0,0 +1,47 @@
+#include "utils/json.hh"
+#include <sstream>
+
+namespace ppc::data::json {
+    std::string stringify(const data::value_t &val) {
+        std::stringstream out;
+        bool first = true;
+
+        if (val.is_array()) {
+            out << '[';
+
+            for (const auto &el : val.array()) {
+                if (!first) out << ',';
+                first = false;
+                out << stringify(el);
+            }
+
+            out << ']';
+        }
+        else if (val.is_map()) {
+            out << '{';
+
+            for (const auto &el : val.map()) {
+                if (!first) out << ',';
+                first = false;
+                out << '"' << el.first << '"' << ':' << stringify(el.second);
+            }
+
+            out << '}';
+        }
+        else if (val.is_bool()) {
+            if (val.boolean()) out << "true";
+            else out << "false";
+        }
+        else if (val.is_null()) {
+            out << "null";
+        }
+        else if (val.is_number()) {
+            out << val.number();
+        }
+        else if (val.is_string()) {
+            out << '"' << val.string() << '"';
+        }
+
+        return out.str();
+    }
+}