Added find_in command to search files

sourced/cool-oneliners/find_in.nu

@@ -0,0 +1,12 @@
+# Search terms in the specified files and/or folders based on the glob pattern provided.
+def "find in" [
+	glob: glob, # the glob expression
+	...rest: any # terms to search
+]: nothing -> table<path: string, line: int, data: string> {
+	glob $glob
+		| par-each {|e|
+			open $e | lines | enumerate | rename line data |
+			find -c [data] ...$rest |
+			each {|match| {path: ($e | path relative-to $env.PWD), ...$match}}
+	} | flatten
+}