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CLI args value names (#114)

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Kornel 2018-07-10 23:42:55 +01:00 committed by Josh Holmer
parent 55a095d536
commit 67fd229f20
1 changed files with 8 additions and 0 deletions
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8
src/main.rs
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@ -38,6 +38,7 @@ fn main() {
.short("o")
.long("opt")
.takes_value(true)
.value_name("level")
.possible_value("0")
.possible_value("1")
.possible_value("2")
@ -61,12 +62,14 @@ fn main() {
.help("Write output file(s) to <directory>")
.long("dir")
.takes_value(true)
.value_name("directory")
.conflicts_with("output_file")
.conflicts_with("stdout"))
.arg(Arg::with_name("output_file")
.help("Write output file to <file>")
.long("out")
.takes_value(true)
.value_name("file")
.conflicts_with("output_dir")
.conflicts_with("stdout"))
.arg(Arg::with_name("stdout")
@ -114,12 +117,14 @@ fn main() {
.short("i")
.long("interlace")
.takes_value(true)
.value_name("0/1")
.possible_value("0")
.possible_value("1"))
.arg(Arg::with_name("compression")
.help("zlib compression levels (1-9) - Default: 9")
.long("zc")
.takes_value(true)
.value_name("levels")
.validator(|x| {
match parse_numeric_range_opts(&x, 1, 9) {
Ok(_) => Ok(()),
@ -140,6 +145,7 @@ fn main() {
.help("zlib window size - Default: 32k")
.long("zw")
.takes_value(true)
.value_name("size")
.possible_value("256")
.possible_value("512")
.possible_value("1k")
@ -171,6 +177,7 @@ fn main() {
.help("Strip metadata objects ['safe', 'all', or comma-separated list]")
.long("strip")
.takes_value(true)
.value_name("mode")
.conflicts_with("strip-safe"))
.arg(Arg::with_name("strip-safe")
.help("Strip safely-removable metadata objects")
@ -185,6 +192,7 @@ fn main() {
.long("threads")
.short("t")
.takes_value(true)
.value_name("num")
.validator(|x| {
match x.parse::<usize>() {
Ok(val) => {