From b3c9933350e5c6b9d06a72034e681cecae52dc4b Mon Sep 17 00:00:00 2001
From: Neil <nyamatongwe@gmail.com>
Date: Thu, 16 Jul 2020 19:55:15 +1000
Subject: Add constexpr, const, noexcept and make other small improvements to
 lexlib.

---
 lexlib/PropSetSimple.cxx | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'lexlib/PropSetSimple.cxx')

diff --git a/lexlib/PropSetSimple.cxx b/lexlib/PropSetSimple.cxx
index 6e1312527..6ee57d667 100644
--- a/lexlib/PropSetSimple.cxx
+++ b/lexlib/PropSetSimple.cxx
@@ -21,10 +21,14 @@ namespace {
 
 typedef std::map<std::string, std::string> mapss;
 
-mapss *PropsFromPointer(void *impl) {
+mapss *PropsFromPointer(void *impl) noexcept {
 	return static_cast<mapss *>(impl);
 }
 
+constexpr bool IsASpaceCharacter(int ch) noexcept {
+	return (ch == ' ') || ((ch >= 0x09) && (ch <= 0x0d));
+}
+
 }
 
 PropSetSimple::PropSetSimple() {
@@ -35,7 +39,7 @@ PropSetSimple::PropSetSimple() {
 PropSetSimple::~PropSetSimple() {
 	mapss *props = PropsFromPointer(impl);
 	delete props;
-	impl = 0;
+	impl = nullptr;
 }
 
 void PropSetSimple::Set(const char *key, const char *val, size_t lenKey, size_t lenVal) {
@@ -45,10 +49,6 @@ void PropSetSimple::Set(const char *key, const char *val, size_t lenKey, size_t
 	(*props)[std::string(key, lenKey)] = std::string(val, lenVal);
 }
 
-static bool IsASpaceCharacter(unsigned int ch) {
-    return (ch == ' ') || ((ch >= 0x09) && (ch <= 0x0d));
-}
-
 void PropSetSimple::Set(const char *keyVal) {
 	while (IsASpaceCharacter(*keyVal))
 		keyVal++;
@@ -90,7 +90,7 @@ const char *PropSetSimple::Get(const char *key) const {
 // for that, through a recursive function and a simple chain of pointers.
 
 struct VarChain {
-	VarChain(const char *var_=nullptr, const VarChain *link_= nullptr): var(var_), link(link_) {}
+	VarChain(const char *var_=nullptr, const VarChain *link_= nullptr) noexcept : var(var_), link(link_) {}
 
 	bool contains(const char *testVar) const {
 		return (var && (0 == strcmp(var, testVar)))
-- 
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