[TableGen] Use StringRef::take_while (NFC) (#139461)

kazutakahirata · web-flow · commit a4385555f8ff · 2025-05-11T11:38:38.000-07:00
diff --git a/clang/utils/TableGen/ClangOptionDocEmitter.cpp b/clang/utils/TableGen/ClangOptionDocEmitter.cpp
@@ -205,10 +205,7 @@ std::string escapeRST(StringRef Str) {
 }
 
 StringRef getSphinxOptionID(StringRef OptionName) {
-  for (auto I = OptionName.begin(), E = OptionName.end(); I != E; ++I)
-    if (!isalnum(*I) && *I != '-')
-      return OptionName.substr(0, I - OptionName.begin());
-  return OptionName;
+  return OptionName.take_while([](char C) { return isalnum(C) || C == '-'; });
 }
 
 bool canSphinxCopeWithOption(const Record *Option) {

Original file line number	Diff line number	Diff line change
`@@ -205,10 +205,7 @@ std::string escapeRST(StringRef Str) {`
`205`	`205`	`}`
`206`	`206`
`207`	`207`	`StringRef getSphinxOptionID(StringRef OptionName) {`
`208`		`- for (auto I = OptionName.begin(), E = OptionName.end(); I != E; ++I)`
`209`		`- if (!isalnum(I) && I != '-')`
`210`		`- return OptionName.substr(0, I - OptionName.begin());`
`211`		`- return OptionName;`
	`208`	`+ return OptionName.take_while([](char C) { return isalnum(C) \|\| C == '-'; });`
`212`	`209`	`}`
`213`	`210`
`214`	`211`	`bool canSphinxCopeWithOption(const Record *Option) {`