Add example for Dir.glob (crystal-lang#15171)

BigBoyBarney · web-flow · commit 675c68c1c9c6 · 2024-11-08T12:32:43.000+01:00
diff --git a/src/dir/glob.cr b/src/dir/glob.cr
@@ -37,6 +37,10 @@ class Dir
 
   # Returns an array of all files that match against any of *patterns*.
   #
+  # ```
+  # Dir.glob "path/to/folder/*.txt" # Returns all files in the target folder that end in ".txt".
+  # Dir.glob "path/to/folder/**/*"  # Returns all files in the target folder and its subfolders.
+  # ```
   # The pattern syntax is similar to shell filename globbing, see `File.match?` for details.
   #
   # NOTE: Path separator in patterns needs to be always `/`. The returned file names use system-specific path separators.

Original file line number	Diff line number	Diff line change
`@@ -37,6 +37,10 @@ class Dir`
`37`	`37`
`38`	`38`	`# Returns an array of all files that match against any of patterns.`
`39`	`39`	`#`
	`40`	+ # ```
	`41`	`+ # Dir.glob "path/to/folder/*.txt" # Returns all files in the target folder that end in ".txt".`
	`42`	`+ # Dir.glob "path/to/folder/*/" # Returns all files in the target folder and its subfolders.`
	`43`	+ # ```
`40`	`44`	# The pattern syntax is similar to shell filename globbing, see `File.match?` for details.
`41`	`45`	`#`
`42`	`46`	# NOTE: Path separator in patterns needs to be always `/`. The returned file names use system-specific path separators.