refactor(core): move trim helper into src/core/Core/funcs.hpp

Author: ankitspandey36

src/core/Core/Application.cpp

@@ -169,14 +169,7 @@ ExitStatus App::Application::run() {
 
         // (f(t), g(t))
         std::string func_str(function);
-        auto trim = [](std::string s) {
-          const char* ws = " \t\n\r";
-          size_t start = s.find_first_not_of(ws);
-          size_t end = s.find_last_not_of(ws);
-          if (start == std::string::npos)
-            return std::string();
-          return s.substr(start, end - start + 1);
-        };
+        
 
         bool plotted = false;
 

src/core/Core/funcs.hpp

@@ -5,7 +5,8 @@
 #ifndef IMGRAPH_FUNCS_HPP
 #define IMGRAPH_FUNCS_HPP
 #include <numbers>
-
+#include <string>
+#include <cctype>
 #include "exprtk.hpp"
 
 inline void addConstants(exprtk::symbol_table<double> &symbolTable) {
@@ -18,4 +19,14 @@ inline void addConstants(exprtk::symbol_table<double> &symbolTable) {
   symbolTable.add_constant("γ", std::numbers::egamma);
 }
 
+inline std::string trim(const std::string& s) {
+  const char* ws = " \t\n\r";
+  size_t start = s.find_first_not_of(ws);
+  size_t end = s.find_last_not_of(ws);
+  if (start == std::string::npos)
+    return std::string();
+  return s.substr(start, end - start + 1);
+}
+
 #endif  // IMGRAPH_FUNCS_HPP
+