Fixing find help message and behavior (#2320)

cmd/find-main.go

@@ -83,7 +83,7 @@ var (
 
 var findCmd = cli.Command{
 	Name:   "find",
-	Usage:  "Finds files which match the given set of parameters.",
+	Usage:  "Search for files and objects.",
 	Action: mainFind,
 	Before: setGlobalsFromContext,
 	Flags:  append(findFlags, globalFlags...),
@@ -123,37 +123,35 @@ FORMAT
       {url} --> Substitutes to a shareable URL of the path.
 
 EXAMPLES:
-   01. Find all files named foo from all buckets.
-       $ {{.HelpName}} s3 --name "file"
+   01. Find all "foo.jpg" in all buckets under "s3" account.
+       $ {{.HelpName}} s3 --name "foo.jpg"
 
-   02. Find all text files from mybucket.
+   02. Find all objects with ".txt" extension under "s3/mybucket".
        $ {{.HelpName}} s3/mybucket --name "*.txt"
 
-   03. Print only the object names without the directory component under this bucket.
-       $ {{.HelpName}} s3/bucket --name "*" -print {base}
+   03. Find only the object names without the directory component under "s3/mybucket".
+       $ {{.HelpName}} s3/mybucket --name "*" -print {base}
 
-   04. Copy all jpeg files from AWS S3 "s3/photos" bucket to minio "play/photos" bucket.
-       $ {{.HelpName}} s3/photos --name "*.jpg" --exec "mc cp {} play/photos"
-
-   05. Find all jpeg images from any folder prefixed with "album".
+   04. Find all images with ".jpg" extension under "s3/photos", prefixed with "album".
        $ {{.HelpName}} s3/photos --name "*.jpg" --path "*/album*/*"
 
-   06. Find all files with extensions jpeg, png, and gif using regex.
+   05. Find all images with ".jpg", ".png", and ".gif" extentions, using regex under "s3/photos".
        $ {{.HelpName}} s3/photos --regex "(?i)\.(jpg|png|gif)$"
 
-   07. Find all jpeg images from "s3/bucket" and copy to minio "play/bucket" *continuously*.
+   06. Find all images with ".jpg" extension under "s3/bucket" and copy to "play/bucket" *continuously*.
        $ {{.HelpName}} s3/bucket --name "*.jpg" --watch --exec "mc cp {} play/bucket"
 
-   08. Generate self expiring urls (7 days), for all objects between 64 MB, and 1 GB in size.
+   07. Find and generate public URLs valid for 7 days, for all objects between 64 MB, and 1 GB in size under "s3" account.
        $ {{.HelpName}} s3 --larger 64MB --smaller 1GB --print {url}
 
-   09. Find all files under the s3 bucket which were created within a week.
+   08. Find all objects created in the last week under "s3/bucket".
        $ {{.HelpName}} s3/bucket --newer 1w
 
-   10. Find all files which were created more than 6 months ago ignoring files ending in jpg.
+   09. Find all objects which were created more than 6 months ago, and exclude the ones with ".jpg"
+       extension under "s3".
        $ {{.HelpName}} s3 --older 6m --ignore "*.jpg"
 
-   11. List all objects up to 3 levels subdirectory deep.
+   10. List all objects up to 3 levels sub-directory deep under "s3/bucket".
        $ {{.HelpName}} s3/bucket --maxdepth 3
 
 `,

cmd/find.go

@@ -109,7 +109,7 @@ func execFind(command string) {
 	if err := cmd.Run(); err != nil {
 		console.Fatalln(err)
 	}
-	console.Println(out.String())
+	console.Print(out.String())
 }
 
 // watchFind - enables listening on the input path, listens for all file/object
@@ -218,11 +218,13 @@ func find(ctx *findContext, fileContent contentMessage) {
 	if !matchFind(ctx, fileContent) {
 		return
 	} // For all matching content
+
 	// proceed to either exec, format the output string.
-	switch {
-	case ctx.execCmd != "":
+	if ctx.execCmd != "" {
 		execFind(stringsReplace(ctx.execCmd, fileContent))
-	case ctx.printFmt != "":
+		return
+	}
+	if ctx.printFmt != "" {
 		fileContent.Key = stringsReplace(ctx.printFmt, fileContent)
 	}
 	printMsg(findMessage{fileContent})