feat: add help and version flags to argument parser
This commit is contained in:
LinuxBoy-96
GitHub
parent
69475d098c
commit
01be9152a7
5 changed files with 202 additions and 46 deletions
100
Cargo.lock
generated
100
Cargo.lock
generated
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@ -184,6 +184,12 @@ dependencies = [
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"libc",
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]
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[[package]]
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name = "anyhow"
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version = "1.0.97"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "dcfed56ad506cb2c684a14971b8861fdc3baaaae314b9e5f9bb532cbe3ba7a4f"
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[[package]]
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name = "apply"
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version = "0.3.0"
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@ -844,6 +850,12 @@ dependencies = [
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"windows-targets 0.52.6",
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]
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[[package]]
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name = "clap_lex"
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version = "0.7.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6"
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[[package]]
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name = "clipboard-win"
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version = "5.4.0"
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@ -1070,6 +1082,7 @@ dependencies = [
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name = "cosmic-player"
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version = "0.1.0"
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dependencies = [
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"clap_lex",
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"dirs",
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"env_logger",
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"fork",
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@ -1084,13 +1097,13 @@ dependencies = [
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"libcosmic",
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"log",
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"mpris-server",
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"pico-args",
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"rust-embed",
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"serde",
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"smol_str",
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"tempfile",
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"tokio",
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"url",
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"vergen",
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]
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[[package]]
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@ -1292,6 +1305,15 @@ version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5c297a1c74b71ae29df00c3e22dd9534821d60eb9af5a0192823fa2acea70c2a"
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[[package]]
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name = "deranged"
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version = "0.4.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "28cfac68e08048ae1883171632c2aef3ebc555621ae56fbccce1cbf22dd7f058"
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dependencies = [
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"powerfmt",
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]
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[[package]]
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name = "derivative"
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version = "2.2.0"
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@ -3680,6 +3702,12 @@ dependencies = [
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"num-traits",
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]
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[[package]]
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name = "num-conv"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
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[[package]]
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name = "num-integer"
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version = "0.1.46"
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@ -3752,6 +3780,15 @@ dependencies = [
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"syn 2.0.96",
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]
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[[package]]
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name = "num_threads"
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version = "0.1.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5c7398b9c8b70908f6371f47ed36737907c87c52af34c268fed0bf0ceb92ead9"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "objc"
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version = "0.2.7"
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@ -4139,6 +4176,12 @@ version = "0.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "22686f4785f02a4fcc856d3b3bb19bf6c8160d103f7a99cc258bddd0251dc7f2"
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[[package]]
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name = "powerfmt"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
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[[package]]
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name = "ppv-lite86"
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version = "0.2.20"
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@ -4561,6 +4604,12 @@ dependencies = [
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"windows-sys 0.59.0",
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]
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[[package]]
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name = "rustversion"
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version = "1.0.20"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "eded382c5f5f786b989652c49544c4877d9f015cc22e145a5ea8ea66c2921cd2"
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[[package]]
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name = "rustybuzz"
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version = "0.12.1"
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@ -4796,9 +4845,9 @@ dependencies = [
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[[package]]
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name = "smallvec"
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version = "1.13.2"
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version = "1.14.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
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checksum = "7fcf8323ef1faaee30a44a340193b1ac6814fd9b7b4e88e9d4519a3e4abe1cfd"
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[[package]]
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name = "smithay-client-toolkit"
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@ -5138,6 +5187,39 @@ dependencies = [
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"weezl",
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]
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[[package]]
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name = "time"
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version = "0.3.41"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8a7619e19bc266e0f9c5e6686659d394bc57973859340060a69221e57dbc0c40"
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dependencies = [
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"deranged",
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"itoa",
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"libc",
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"num-conv",
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"num_threads",
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"powerfmt",
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"serde",
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"time-core",
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"time-macros",
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]
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[[package]]
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name = "time-core"
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version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c9e9a38711f559d9e3ce1cdb06dd7c5b8ea546bc90052da6d06bb76da74bb07c"
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[[package]]
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name = "time-macros"
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version = "0.2.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3526739392ec93fd8b359c8e98514cb3e8e021beb4e5f597b00a0221f8ed8a49"
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dependencies = [
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"num-conv",
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"time-core",
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]
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[[package]]
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name = "tiny-keccak"
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version = "2.0.2"
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@ -5575,6 +5657,18 @@ version = "1.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
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[[package]]
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name = "vergen"
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version = "8.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2990d9ea5967266ea0ccf413a4aa5c42a93dbcfda9cb49a97de6931726b12566"
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dependencies = [
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"anyhow",
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"cfg-if",
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"rustversion",
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"time",
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]
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[[package]]
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name = "version-compare"
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version = "0.2.0"
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12
Cargo.toml
12
Cargo.toml
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@ -3,6 +3,9 @@ name = "cosmic-player"
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version = "0.1.0"
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edition = "2021"
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[build-dependencies]
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vergen = { version = "8", features = ["git", "gitcl"] }
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[dependencies]
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dirs = "5"
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gstreamer-tag = "0.23"
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@ -12,11 +15,15 @@ serde = { version = "1", features = ["serde_derive"] }
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tempfile = "3"
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tokio = "1"
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url = "2"
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pico-args = "0.5"
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# CLI arguments
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clap_lex = "0.7"
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# Internationalization
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icu_collator = "1.5"
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icu_provider = { version = "1.5", features = ["sync"] }
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i18n-embed = { version = "0.14", features = ["fluent-system", "desktop-requester"] }
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i18n-embed = { version = "0.14", features = [
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"fluent-system",
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"desktop-requester",
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] }
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i18n-embed-fl = "0.7"
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rust-embed = "8"
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# Logging
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@ -61,4 +68,3 @@ debug = true
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# libcosmic = { path = "../libcosmic" }
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# cosmic-config = { path = "../libcosmic/cosmic-config" }
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# cosmic-theme = { path = "../libcosmic/cosmic-theme" }
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6
build.rs
Normal file
6
build.rs
Normal file
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@ -0,0 +1,6 @@
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use vergen::EmitBuilder;
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fn main() {
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EmitBuilder::builder().git_sha(true).emit().unwrap();
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}
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114
src/argparse.rs
114
src/argparse.rs
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@ -3,9 +3,57 @@
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use std::{fs, io};
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use clap_lex::RawArgs;
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use log::warn;
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use url::Url;
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pub fn parse() -> Arguments {
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let raw_args = RawArgs::from_args();
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let mut cursor = raw_args.cursor();
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let mut arguments = Arguments::default();
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let mut urls = Vec::new();
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// Parse the arguments
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while let Some(arg) = raw_args.next(&mut cursor) {
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if let Some(mut shorts) = arg.to_short() {
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while let Some(short) = shorts.next_flag() {
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match short {
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Ok('h') => print_help(),
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Ok('V') => print_version(),
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Ok(c) => warn!("unexpected flag: -{c}"),
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Err(os_str) => warn!("unexpected flag: -{}", os_str.to_string_lossy()),
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}
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}
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} else if let Some((long, _opt_value)) = arg.to_long() {
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match long {
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Ok("help") => print_help(),
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Ok("version") => print_version(),
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_ => warn!("unexpected flag: {}", arg.display()),
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}
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} else {
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// Freestanding arguments are treated as URLs
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match arg.to_value().ok().map(Source::try_from) {
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Some(Ok(source)) => urls.push(source.0),
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Some(Err(why)) => {
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warn!("{}: not a valid URL: {}", arg.display(), why)
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}
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None => {
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warn!("{}: not a valid string", arg.display())
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}
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}
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}
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}
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if urls.len() > 1 {
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arguments.urls = Some(urls);
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} else {
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urls.truncate(1);
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arguments.url_opt = urls.pop();
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}
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arguments
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}
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#[derive(Debug, Default)]
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pub struct Arguments {
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/// Files or directory URLs to play
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@ -14,39 +62,6 @@ pub struct Arguments {
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pub url_opt: Option<Url>,
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}
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impl Arguments {
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pub fn from_args() -> Result<Self, pico_args::Error> {
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let mut parser = pico_args::Arguments::from_env();
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// Freestanding arguments are treated as URLs
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let urls: Vec<Url> = std::iter::from_fn(|| {
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parser
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.opt_free_from_fn(|arg| Source::try_from(arg))
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.ok()
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.flatten()
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})
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.map(|source| source.0)
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.collect();
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let remainder = parser.finish();
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for arg in remainder {
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warn!("Unused argument: {arg:?}");
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}
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if urls.len() > 1 {
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Ok(Arguments {
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urls: Some(urls),
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..Default::default()
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})
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} else {
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Ok(Arguments {
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url_opt: urls.into_iter().next(),
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..Default::default()
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})
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}
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}
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}
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// #[derive(Debug)]
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// pub enum Source {
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// File(Url),
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@ -81,3 +96,36 @@ impl TryFrom<&str> for Source {
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}
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}
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}
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#[cold]
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pub fn print_help() -> ! {
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let version = env!("CARGO_PKG_VERSION");
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let git_rev = env!("VERGEN_GIT_SHA");
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println!(
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r#"cosmic-player {version} (git commit {git_rev})
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System76 <info@system76.com>
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Designed for the COSMIC™ desktop environment, cosmic-player is a
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libcosmic-based multimedia player for music and videos.
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Project home page: https://github.com/pop-os/cosmic-player
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Options:
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-h, --help Show this message
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-V, --version Show the version of cosmic-player"#
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);
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std::process::exit(0);
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}
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#[cold]
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pub fn print_version() -> ! {
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println!(
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"cosmic-player {} (git commit {})",
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env!("CARGO_PKG_VERSION"),
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env!("VERGEN_GIT_SHA")
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);
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std::process::exit(0);
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}
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16
src/main.rs
16
src/main.rs
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@ -52,6 +52,8 @@ const GST_PLAY_FLAG_VIDEO: i32 = 1 << 0;
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const GST_PLAY_FLAG_AUDIO: i32 = 1 << 1;
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const GST_PLAY_FLAG_TEXT: i32 = 1 << 2;
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use std::error::Error;
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fn language_name(code: &str) -> Option<String> {
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let code_c = CString::new(code).ok()?;
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let name_c = unsafe {
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@ -68,7 +70,7 @@ fn language_name(code: &str) -> Option<String> {
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/// Runs application with these settings
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#[rustfmt::skip]
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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fn main() -> Result<(), Box<dyn Error>> {
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#[cfg(all(unix, not(target_os = "redox")))]
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match fork::daemon(true, true) {
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Ok(fork::Fork::Child) => (),
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@ -78,17 +80,19 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
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process::exit(1);
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}
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}
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env_logger::Builder::from_env(env_logger::Env::default().default_filter_or("warn")).init();
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localize::localize();
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let args = argparse::parse();
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let (config_handler, config) = match cosmic_config::Config::new(App::APP_ID, CONFIG_VERSION) {
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Ok(config_handler) => {
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let config = match Config::get_entry(&config_handler) {
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Ok(ok) => ok,
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Err((errs, config)) => {
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log::info!("errors loading config: {:?}", errs);
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log::error!("errors loading config: {:?}", errs);
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config
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}
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};
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@ -121,15 +125,13 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
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settings = settings.theme(config.app_theme.theme());
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settings = settings.size_limits(Limits::NONE.min_width(360.0).min_height(180.0));
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let argparse::Arguments { urls, url_opt } = argparse::Arguments::from_args().unwrap_or_default();
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let flags = Flags {
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config_handler,
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config,
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config_state_handler,
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config_state,
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url_opt,
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urls
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url_opt: args.url_opt,
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urls: args.urls,
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};
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cosmic::app::run::<App>(settings, flags)?;
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