chore: use clap v3 derive instead of structopt

Sponsored-by: author

3 files changed, 71 insertions, 75 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 909e453..e353353 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12,15 +12,6 @@ dependencies = [
 ]
 
 [[package]]
-name = "ansi_term"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
-dependencies = [
- "winapi",
-]
-
-[[package]]
 name = "anyhow"
 version = "1.0.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -51,17 +42,41 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "clap"
-version = "2.34.0"
+version = "3.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
+checksum = "ab8b79fe3946ceb4a0b1c080b4018992b8d27e9ff363644c1c9b6387c854614d"
 dependencies = [
- "ansi_term",
  "atty",
  "bitflags",
+ "clap_derive",
+ "clap_lex",
+ "indexmap",
+ "once_cell",
  "strsim",
- "textwrap 0.11.0",
- "unicode-width",
- "vec_map",
+ "termcolor",
+ "textwrap 0.15.0",
+]
+
+[[package]]
+name = "clap_derive"
+version = "3.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "759bf187376e1afa7b85b959e6a664a3e7a95203415dba952ad19139e798f902"
+dependencies = [
+ "heck",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "clap_lex"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
+dependencies = [
+ "os_str_bytes",
 ]
 
 [[package]]
@@ -72,12 +87,9 @@ checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
 [[package]]
 name = "heck"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d621efb26863f0e9924c6ac577e8275e5e6b77455db64ffa6c65c904e9e132c"
-dependencies = [
- "unicode-segmentation",
-]
+checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
 
 [[package]]
 name = "hermit-abi"
@@ -99,12 +111,6 @@ dependencies = [
 ]
 
 [[package]]
-name = "lazy_static"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
-
-[[package]]
 name = "libc"
 version = "0.2.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -123,6 +129,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
+name = "once_cell"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
+
+[[package]]
+name = "os_str_bytes"
+version = "6.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "648001efe5d5c0102d8cea768e348da85d90af8ba91f0bea908f157951493cd4"
+
+[[package]]
 name = "proc-macro-error"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -186,9 +204,9 @@ name = "roadmap"
 version = "0.4.3"
 dependencies = [
  "anyhow",
+ "clap",
  "serde",
  "serde_yaml",
- "structopt",
  "textwrap 0.14.2",
  "thiserror",
 ]
@@ -239,33 +257,9 @@ checksum = "f67ad224767faa3c7d8b6d91985b78e70a1324408abcb1cfcc2be4c06bc06043"
 
 [[package]]
 name = "strsim"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
-
-[[package]]
-name = "structopt"
-version = "0.3.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c6b5c64445ba8094a6ab0c3cd2ad323e07171012d9c98b0b15651daf1787a10"
-dependencies = [
- "clap",
- "lazy_static",
- "structopt-derive",
-]
-
-[[package]]
-name = "structopt-derive"
-version = "0.4.18"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcb5ae327f9cc13b68763b5749770cb9e048a99bd9dfdfa58d0cf05d5f64afe0"
-dependencies = [
- "heck",
- "proc-macro-error",
- "proc-macro2",
- "quote",
- "syn",
-]
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
 [[package]]
 name = "syn"
@@ -279,12 +273,12 @@ dependencies = [
 ]
 
 [[package]]
-name = "textwrap"
-version = "0.11.0"
+name = "termcolor"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
 dependencies = [
- "unicode-width",
+ "winapi-util",
 ]
 
 [[package]]
@@ -299,6 +293,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "textwrap"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
+
+[[package]]
 name = "thiserror"
 version = "1.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -334,24 +334,12 @@ dependencies = [
 ]
 
 [[package]]
-name = "unicode-segmentation"
-version = "1.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e8820f5d777f6224dc4be3632222971ac30164d4a258d595640799554ebfd99"
-
-[[package]]
 name = "unicode-width"
 version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
 
 [[package]]
-name = "vec_map"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
-
-[[package]]
 name = "version_check"
 version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -374,6 +362,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/Cargo.toml b/Cargo.toml
index 6ddc26d..f91a37d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,8 +11,8 @@ repository = "https://gitlab.com/larswirzenius/roadmap"
 
 [dependencies]
 anyhow = "1"
+clap = { version = "3.2.12", features = ["derive"] }
 serde = { version = "1.0.134", features = ["derive"] }
 serde_yaml = "0.8"
-structopt = "0.3"
 textwrap = "0.14"
 thiserror = "1"
diff --git a/src/bin/roadmap2dot.rs b/src/bin/roadmap2dot.rs
index 45e73ea..e92f41d 100644
--- a/src/bin/roadmap2dot.rs
+++ b/src/bin/roadmap2dot.rs
@@ -12,22 +12,21 @@
 //! crate will be as a library.
 
 use anyhow::Result;
+use clap::Parser;
 use roadmap::from_yaml;
 use std::fs::File;
 use std::io::Read;
 use std::path::PathBuf;
-use structopt::StructOpt;
 
 const LABEL_WIDTH: usize = 20;
 
-#[derive(Debug, StructOpt)]
-#[structopt(
+#[derive(Debug, Parser)]
+#[clap(
     name = "roadmap2dot",
     about = "Create a dot graph of a roadmap in YAML"
 )]
 struct Opt {
-    // The input filename.
-    #[structopt(parse(from_os_str))]
+    /// The input filename.
     filename: PathBuf,
 }