style: pre-commit.ci fixes

README.md

@@ -914,8 +914,11 @@ option_groups. These are:
   is not allowed to have a single character short option starting with the same
   character as a single dash long form name; for example, `-s` and `-single` are
   not allowed in the same application.
-- `.allow_subcommand_prefix_matching()`:🚧  If this modifier is enabled, unambiguious prefix portions of a subcommand will match.
+- `.allow_subcommand_prefix_matching()`:🚧 If this modifier is enabled,
-  For example `upgrade_package`  would match on `upgrade_`,  `upg`, `u` as long as no other subcommand would also match.   It also disallows subcommand names that are full prefixes of another subcommand. 
+  unambiguious prefix portions of a subcommand will match. For example
+  `upgrade_package` would match on `upgrade_`, `upg`, `u` as long as no other
+  subcommand would also match. It also disallows subcommand names that are full
+  prefixes of another subcommand.
 - `.fallthrough()`: Allow extra unmatched options and positionals to "fall
   through" and be matched on a parent option. Subcommands by default are allowed
   to "fall through" as in they will first attempt to match on the current

book/chapters/subcommands.md

@@ -159,8 +159,11 @@ calls another command called "`git-thing`" with the remaining options intact.
 
 ### prefix matching
 
-A modifier is available for subcommand matching,  `->allow_subcommand_prefix_matching()`.   if this is enabled unambiguious prefix portions of a subcommand will match.
+A modifier is available for subcommand matching,
-For Example `upgrade_package`  would match on `upgrade_`,  `upg`, `u` as long as no other subcommand would also match.   It also disallows subcommand names that are full prefixes of another subcommand. 
+`->allow_subcommand_prefix_matching()`. if this is enabled unambiguious prefix
+portions of a subcommand will match. For Example `upgrade_package` would match
+on `upgrade_`, `upg`, `u` as long as no other subcommand would also match. It
+also disallows subcommand names that are full prefixes of another subcommand.
 
 ### Silent subcommands
 

examples/close_match.cpp

@@ -9,23 +9,25 @@
 #include <CLI/CLI.hpp>
 #include <iostream>
 #include <limits>
+#include <numeric>
 #include <string>
 #include <utility>
 #include <vector>
-#include <numeric>
 
 // Levenshtein distance function code generated by chatgpt/copilot
-std::size_t levenshteinDistance(const std::string& s1, const std::string& s2) {
+std::size_t levenshteinDistance(const std::string &s1, const std::string &s2) {
     std::size_t len1 = s1.size(), len2 = s2.size();
-    if (len1 == 0) return len2;
+    if(len1 == 0)
-    if (len2 == 0) return len1;
+        return len2;
+    if(len2 == 0)
+        return len1;
 
     std::vector<std::size_t> prev(len2 + 1), curr(len2 + 1);
     std::iota(prev.begin(), prev.end(), 0);  // Fill prev with {0, 1, ..., len2}
 
-    for (std::size_t ii = 1; ii <= len1; ++ii) {
+    for(std::size_t ii = 1; ii <= len1; ++ii) {
         curr[0] = ii;
-        for (std::size_t jj = 1; jj <= len2; ++jj) {
+        for(std::size_t jj = 1; jj <= len2; ++jj) {
             // If characters match, no substitution cost; otherwise, cost is 1.
             std::size_t cost = (s1[ii - 1] == s2[jj - 1]) ? 0 : 1;
 
@@ -34,7 +36,7 @@ std::size_t levenshteinDistance(const std::string& s1, const std::string& s2) {
             // - Inserting a character into `s1` (curr[jj - 1] + 1)
             // - Substituting a character (prev[jj - 1] + cost)
 
-            curr[jj] = std::min({ prev[jj] + 1, curr[jj - 1] + 1, prev[jj - 1] + cost });
+            curr[jj] = std::min({prev[jj] + 1, curr[jj - 1] + 1, prev[jj - 1] + cost});
         }
         prev = std::exchange(curr, prev);  // Swap vectors efficiently
     }
@@ -58,7 +60,7 @@ std::pair<std::string, std::size_t> findClosestMatch(const std::string &input,
 }
 
 void addSubcommandCloseMatchDetection(CLI::App *app, std::size_t minDistance = 3) {
-    //if extras are not allowed then there will be no remaining
+    // if extras are not allowed then there will be no remaining
     app->allow_extras(true);
     // generate a list of subcommand names
     auto subs = app->get_subcommands(nullptr);
@@ -73,7 +75,7 @@ void addSubcommandCloseMatchDetection(CLI::App *app, std::size_t minDistance = 3
         }
     }
     // add a callback that runs before a final callback and loops over the remaining arguments for subcommands
-    app->parse_complete_callback([&app, minDistance,list]() {
+    app->parse_complete_callback([&app, minDistance, list]() {
         auto extras = app->remaining();
         if(extras.empty()) {
             return;
@@ -93,7 +95,7 @@ void addSubcommandCloseMatchDetection(CLI::App *app, std::size_t minDistance = 3
 /** This example demonstrates the use of close match detection to detect invalid commands that are close matches to
  * existing ones
  */
-int main(int argc, const char* argv[]) {
+int main(int argc, const char *argv[]) {
 
     int value{0};
     CLI::App app{"cose string App"};
@@ -105,14 +107,13 @@ int main(int argc, const char* argv[]) {
     app.add_subcommand("upgrade", "");
     app.add_subcommand("remove", "");
     app.add_subcommand("test", "");
-    //enable close matching for subcommands
+    // enable close matching for subcommands
     addSubcommandCloseMatchDetection(&app, 5);
     CLI11_PARSE(app, argc, argv);
 
-    auto subs=app.get_subcommands();
+    auto subs = app.get_subcommands();
-    for (const auto& sub : subs)
+    for(const auto &sub : subs) {
-    {
+        std::cout << sub->get_name() << "\n";
-        std::cout<<sub->get_name()<<"\n";
     }
     return 0;
 }