From 1c053af8d14f99563576eb17fddca09245f83013 Mon Sep 17 00:00:00 2001
From: blueloveTH <blueloveTH@foxmail.com>
Date: Sun, 9 Jun 2024 16:18:31 +0800
Subject: [PATCH] add noexcept

---
 include/pocketpy/compiler/expr.hpp  |  2 +-
 include/pocketpy/compiler/lexer.hpp | 22 +++++++++++-----------
 src/compiler/lexer.cpp              | 10 +++++-----
 3 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/include/pocketpy/compiler/expr.hpp b/include/pocketpy/compiler/expr.hpp
index e5483ba8..694b714b 100644
--- a/include/pocketpy/compiler/expr.hpp
+++ b/include/pocketpy/compiler/expr.hpp
@@ -50,7 +50,7 @@ struct Expr {
     [[nodiscard]] virtual bool emit_store_inplace(CodeEmitContext* ctx) { return emit_store(ctx); }
 };
 
-inline void delete_expr(Expr* p){
+inline void delete_expr(Expr* p) noexcept{
     if(!p) return;
     p->Expr::~Expr();
     PoolExpr_dealloc(p);
diff --git a/include/pocketpy/compiler/lexer.hpp b/include/pocketpy/compiler/lexer.hpp
index 348bf7fe..3b1dc368 100644
--- a/include/pocketpy/compiler/lexer.hpp
+++ b/include/pocketpy/compiler/lexer.hpp
@@ -49,7 +49,7 @@ constexpr TokenIndex TK(const char token[]) {
     return 255;
 }
 
-constexpr inline bool is_raw_string_used(TokenIndex t) { return t == TK("@id") || t == TK("@long"); }
+constexpr inline bool is_raw_string_used(TokenIndex t) noexcept{ return t == TK("@id") || t == TK("@long"); }
 
 #define TK_STR(t) kTokens[t]
 
@@ -61,9 +61,9 @@ struct Token {
     int brackets_level;
     TokenValue value;
 
-    Str str() const { return Str(start, length); }
+    Str str() const noexcept{ return Str(start, length); }
 
-    std::string_view sv() const { return std::string_view(start, length); }
+    std::string_view sv() const noexcept{ return std::string_view(start, length); }
 };
 
 // https://docs.python.org/3/reference/expressions.html#operator-precedence
@@ -153,11 +153,11 @@ struct TokenDeserializer {
     const char* curr;
     const char* source;
 
-    TokenDeserializer(const char* source) : curr(source), source(source) {}
+    TokenDeserializer(const char* source) noexcept: curr(source), source(source){}
 
-    char read_char() { return *curr++; }
+    char read_char() noexcept{ return *curr++; }
 
-    bool match_char(char c) {
+    bool match_char(char c) noexcept{
         if(*curr == c) {
             curr++;
             return true;
@@ -165,11 +165,11 @@ struct TokenDeserializer {
         return false;
     }
 
-    std::string_view read_string(char c);
-    Str read_string_from_hex(char c);
-    int read_count();
-    i64 read_uint(char c);
-    f64 read_float(char c);
+    std::string_view read_string(char c) noexcept;
+    Str read_string_from_hex(char c) noexcept;
+    int read_count() noexcept;
+    i64 read_uint(char c) noexcept;
+    f64 read_float(char c) noexcept;
 };
 
 }  // namespace pkpy
diff --git a/src/compiler/lexer.cpp b/src/compiler/lexer.cpp
index 3f1d2b1d..2830497f 100644
--- a/src/compiler/lexer.cpp
+++ b/src/compiler/lexer.cpp
@@ -666,7 +666,7 @@ Error* Lexer::precompile(Str* out) noexcept{
     return NULL;
 }
 
-std::string_view TokenDeserializer::read_string(char c) {
+std::string_view TokenDeserializer::read_string(char c) noexcept{
     const char* start = curr;
     while(*curr != c)
         curr++;
@@ -675,7 +675,7 @@ std::string_view TokenDeserializer::read_string(char c) {
     return retval;
 }
 
-Str TokenDeserializer::read_string_from_hex(char c) {
+Str TokenDeserializer::read_string_from_hex(char c) noexcept{
     std::string_view s = read_string(c);
     char* buffer = (char*)std::malloc(s.size() / 2 + 1);
     for(int i = 0; i < s.size(); i += 2) {
@@ -699,13 +699,13 @@ Str TokenDeserializer::read_string_from_hex(char c) {
     return pair<char*, int>(buffer, s.size() / 2);
 }
 
-int TokenDeserializer::read_count() {
+int TokenDeserializer::read_count() noexcept{
     assert(*curr == '=');
     curr++;
     return read_uint('\n');
 }
 
-i64 TokenDeserializer::read_uint(char c) {
+i64 TokenDeserializer::read_uint(char c) noexcept{
     i64 out = 0;
     while(*curr != c) {
         out = out * 10 + (*curr - '0');
@@ -715,7 +715,7 @@ i64 TokenDeserializer::read_uint(char c) {
     return out;
 }
 
-f64 TokenDeserializer::read_float(char c) {
+f64 TokenDeserializer::read_float(char c) noexcept{
     std::string_view sv = read_string(c);
     return std::stod(std::string(sv));
 }