Call this PR "Raid" cause it's squashin bugs! (#843)

* tests: adds tests for default values triggering conditional requirements

* fix: fixes a bug where default values should have triggered a conditional requirement but didnt

Closes #831

* tests: adds tests for missing conditional requirements in usage string of errors

* fix: fixes a bug where conditionally required args werent appearing in errors

* tests: adds tests for completion generators

* tests: adds tests for completions with binaries names that have underscores

* fix: fixes a bug where ZSH completions would panic if the binary name had an underscore in it

Closes #581

* fix: fixes bash completions for commands that have an underscore in the name

Closes #581

* chore: fix the category for crates.io

* docs(Macros): adds a warning about changing values in Cargo.toml not triggering a rebuild automatically

Closes #838

* fix(Completions): fixes a bug where global args weren't included in the generated completion scripts

Closes #841

* fix: fixes a println->debugln typo

* chore: increase version

CHANGELOG.md

@@ -1,3 +1,21 @@
+<a name="v2.20.3"></a>
+### v2.20.3 (2017-02-03)
+
+
+#### Documentation
+
+* **Macros:**  adds a warning about changing values in Cargo.toml not triggering a rebuild automatically ([112aea3e](https://github.com/kbknapp/clap-rs/commit/112aea3e42ae9e0c0a2d33ebad89496dbdd95e5d), closes [#838](https://github.com/kbknapp/clap-rs/issues/838))
+
+#### Bug Fixes
+
+*   fixes a println->debugln typo ([279aa62e](https://github.com/kbknapp/clap-rs/commit/279aa62eaf08f56ce090ba16b937bc763cbb45be))
+*   fixes bash completions for commands that have an underscore in the name ([7f5cfa72](https://github.com/kbknapp/clap-rs/commit/7f5cfa724f0ac4e098f5fe466c903febddb2d994), closes [#581](https://github.com/kbknapp/clap-rs/issues/581))
+*   fixes a bug where ZSH completions would panic if the binary name had an underscore in it ([891a2a00](https://github.com/kbknapp/clap-rs/commit/891a2a006f775e92c556dda48bb32fac9807c4fb), closes [#581](https://github.com/kbknapp/clap-rs/issues/581))
+*   allow final word to be wrapped in wrap_help ([564c5f0f](https://github.com/kbknapp/clap-rs/commit/564c5f0f1730f4a2c1cdd128664f1a981c31dcd4), closes [#828](https://github.com/kbknapp/clap-rs/issues/828))
+* fixes a bug where global args weren't included in the generated completion scripts ([9a1e006e](https://github.com/kbknapp/clap-rs/commit/9a1e006eb75ad5a6057ebd119aa90f7e06c0ace8), closes [#841](https://github.com/kbknapp/clap-rs/issues/841))
+
+
+
 <a name="v2.20.2"></a>
 ### v2.20.2 (2017-02-03)
 

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 
 name = "clap"
-version = "2.20.2"
+version = "2.20.3"
 authors = ["Kevin K. <kbknapp@gmail.com>"]
 exclude = ["examples/*", "clap-test/*", "tests/*", "benches/*", "*.png", "clap-perf/*", "*.dot"]
 repository = "https://github.com/kbknapp/clap-rs.git"
@@ -10,7 +10,7 @@ homepage = "https://clap.rs/"
 readme = "README.md"
 license = "MIT"
 keywords = ["argument", "command", "arg", "parser", "parse"]
-categories = ["command-line-interface"]
+categories = ["command-line interface"]
 description = """
 A simple to use, efficient, and full featured  Command Line Argument Parser
 """

README.md

@@ -47,12 +47,17 @@ Created by [gh-md-toc](https://github.com/ekalinin/github-markdown-toc)
 
 Here's the highlights for v2.20.2
 
-*   fixes a critical bug where subcommand settings were being propogated too far 
-*   adds ArgGroup::multiple to the supported YAML fields for building ArgGroups from YAML 
+* fixes a println->debugln typo 
+* **Completions**: fixes bash completions for commands that have an underscore in the name 
+* **Completions**: fixes a bug where ZSH completions would panic if the binary name had an underscore in it 
+* allow final word to be wrapped in wrap_help 
+* **Completions**: fixes a bug where global args weren't included in the generated completion scripts 
+* **Macros Documentation:**  adds a warning about changing values in Cargo.toml not triggering a rebuild automatically 
 
+Here's the highlights from v2.0.0 to v2.20.2
 
-Here's the highlights from v2.0.0 to v2.20.1
-
+* Fixes a critical bug where subcommand settings were being propogated too far 
+* Adds ArgGroup::multiple to the supported YAML fields for building ArgGroups from YAML 
 * Fixes a bug where the final word wasn't wrapped in help messages
 * Fixes finding required arguments in group arguments
 * **ArgsNegateSubcommands:**  disables args being allowed between subcommands

src/app/macros.rs

@@ -132,7 +132,7 @@ macro_rules! validate_multiples {
         if $m.contains(&$a.b.name) && !$a.b.settings.is_set(ArgSettings::Multiple) {
             // Not the first time, and we don't allow multiples
             return Err(Error::unexpected_multiple_usage($a,
-                &*$_self.create_current_usage($m),
+                &*$_self.create_current_usage($m, None),
                 $_self.color()))
         }
     };

src/completions/bash.rs

@@ -77,10 +77,10 @@ complete -F _{name} -o bashdefault -o default {name}
         for sc in &scs {
             subcmds = format!("{}
             {name})
-                cmd+=\"_{name}\"
+                cmd+=\"__{name}\"
                 ;;",
                               subcmds,
-                              name = sc.replace("-", "_"));
+                              name = sc.replace("-", "__"));
         }
 
         subcmds
@@ -111,9 +111,9 @@ complete -F _{name} -o bashdefault -o default {name}
             return 0
             ;;",
                                   subcmd_dets,
-                                  subcmd = sc.replace("-", "_"),
+                                  subcmd = sc.replace("-", "__"),
                                   sc_opts = self.all_options_for_path(&*sc),
-                                  level = sc.split("_").map(|_| 1).fold(0, |acc, n| acc + n),
+                                  level = sc.split("__").map(|_| 1).fold(0, |acc, n| acc + n),
                                   opts_details = self.option_details_for_path(&*sc));
         }
 
@@ -123,7 +123,7 @@ complete -F _{name} -o bashdefault -o default {name}
     fn option_details_for_path(&self, path: &str) -> String {
         debugln!("BashGen::option_details_for_path: path={}", path);
         let mut p = self.p;
-        for sc in path.split('_').skip(1) {
+        for sc in path.split("__").skip(1) {
             debugln!("BashGen::option_details_for_path:iter: sc={}", sc);
             p = &p.subcommands
                 .iter()
@@ -212,7 +212,7 @@ complete -F _{name} -o bashdefault -o default {name}
     fn all_options_for_path(&self, path: &str) -> String {
         debugln!("BashGen::all_options_for_path: path={}", path);
         let mut p = self.p;
-        for sc in path.split('_').skip(1) {
+        for sc in path.split("__").skip(1) {
             debugln!("BashGen::all_options_for_path:iter: sc={}", sc);
             p = &p.subcommands
                 .iter()

src/completions/mod.rs

@@ -125,7 +125,7 @@ pub fn get_all_subcommand_paths(p: &Parser, first: bool) -> Vec<String> {
     if !p.has_subcommands() {
         if !first {
             let name = &*p.meta.name;
-            let path = p.meta.bin_name.as_ref().unwrap().clone().replace(" ", "_");
+            let path = p.meta.bin_name.as_ref().unwrap().clone().replace(" ", "__");
             let mut ret = vec![path.clone()];
             if let Some(ref aliases) = p.meta.aliases {
                 for &(n, _) in aliases {
@@ -138,7 +138,7 @@ pub fn get_all_subcommand_paths(p: &Parser, first: bool) -> Vec<String> {
     }
     for sc in &p.subcommands {
         let name = &*sc.p.meta.name;
-        let path = sc.p.meta.bin_name.as_ref().unwrap().clone().replace(" ", "_");
+        let path = sc.p.meta.bin_name.as_ref().unwrap().clone().replace(" ", "__");
         subcmds.push(path.clone());
         if let Some(ref aliases) = sc.p.meta.aliases {
             for &(n, _) in aliases {

src/completions/zsh.rs

@@ -29,10 +29,10 @@ impl<'a, 'b> ZshGen<'a, 'b> {
 #compdef {name}
 
 _{name}() {{
-	typeset -A opt_args
-	local ret=1
+    typeset -A opt_args
+    local ret=1
 
-	local context curcontext=\"$curcontext\" state line
+    local context curcontext=\"$curcontext\" state line
     {initial_args}
     {subcommands}
 }}
@@ -86,7 +86,7 @@ _{bin_name_underscore}_commands() {{
     )
     _describe -t commands '{bin_name} commands' commands \"$@\"
 }}",
-            bin_name_underscore = p.meta.bin_name.as_ref().unwrap().replace(" ", "_"),
+            bin_name_underscore = p.meta.bin_name.as_ref().unwrap().replace(" ", "__"),
             bin_name = p.meta.bin_name.as_ref().unwrap(),
             subcommands_and_args = subcommands_and_args_of(p))];
 
@@ -104,7 +104,7 @@ _{bin_name_underscore}_commands() {{
     )
     _describe -t commands '{bin_name} commands' commands \"$@\"
 }}",
-            bin_name_underscore = bin_name.replace(" ", "_"),
+            bin_name_underscore = bin_name.replace(" ", "__"),
             bin_name = bin_name,
             subcommands_and_args = subcommands_and_args_of(parser_of(p, bin_name))));
     }
@@ -265,7 +265,7 @@ fn get_args_of(p: &Parser) -> String {
     let flags = write_flags_of(p);
     let sc_or_a = if p.has_subcommands() || p.has_positionals() {
         format!("\"1:: :_{name}_commands\" \\", 
-                name = p.meta.bin_name.as_ref().unwrap().replace(" ", "_"))
+                name = p.meta.bin_name.as_ref().unwrap().replace(" ", "__"))
     } else {
         String::new()
     };

src/macros.rs

@@ -498,6 +498,13 @@ macro_rules! crate_name {
 /// Provided separator is for the [`crate_authors!`](macro.crate_authors.html) macro,
 /// refer to the documentation therefor.
 ///
+/// **NOTE:** Changing the values in your `Cargo.toml` does not trigger a re-build automatically, 
+/// and therefore won't change the generated output until you recompile.
+///
+/// **Pro Tip:** In some cases you can "trick" the compiler into triggering a rebuild when your
+/// `Cargo.toml` is changed by including this in your `src/main.rs` file 
+/// `include_str!("../Cargo.toml");`
+///
 /// # Examples
 ///
 /// ```no_run