Fix crash running vcpkg help commands reported by @JavierMatosD (#1199)

BillyONeal · web-flow · commit ac02a9f66097 · 2023-09-15T12:17:41.000-07:00
diff --git a/src/vcpkg/commands.cpp b/src/vcpkg/commands.cpp
@@ -148,7 +148,10 @@ namespace vcpkg
 
     static void format_command_usage_entry(HelpTableFormatter& table, const CommandMetadata& metadata)
     {
-        table.format(metadata.name, metadata.synopsis.to_string());
+        if (metadata.synopsis)
+        {
+            table.format(metadata.name, metadata.synopsis.to_string());
+        }
     }
 
     void print_zero_args_usage()

Original file line number	Diff line number	Diff line change
`@@ -148,7 +148,10 @@ namespace vcpkg`
`148`	`148`
`149`	`149`	`static void format_command_usage_entry(HelpTableFormatter& table, const CommandMetadata& metadata)`
`150`	`150`	`{`
`151`		`- table.format(metadata.name, metadata.synopsis.to_string());`
	`151`	`+ if (metadata.synopsis)`
	`152`	`+ {`
	`153`	`+ table.format(metadata.name, metadata.synopsis.to_string());`
	`154`	`+ }`
`152`	`155`	`}`
`153`	`156`
`154`	`157`	`void print_zero_args_usage()`