rustpkg::version: Remove enum Version

Currently rustpkg doesn't use SemanticVersion or Tagged, so they are
removed. Remaining variants are replaced by `Option<~str>`.

src/librustpkg/api.rs

@@ -15,7 +15,6 @@ use crate_id::*;
 use package_source::*;
 use path_util::{platform_library_name, target_build_dir};
 use target::*;
-use version::Version;
 use workspace::pkg_parent_workspaces;
 use workcache_support::*;
 pub use path_util::default_workspace;
@@ -79,13 +78,13 @@ pub fn new_workcache_context(p: &Path) -> workcache::Context {
     workcache::Context::new_with_freshness(db, cfg, Arc::new(freshness))
 }
 
-pub fn build_lib(sysroot: Path, root: Path, name: ~str, version: Version,
+pub fn build_lib(sysroot: Path, root: Path, name: ~str, version: Option<~str>,
                  lib: Path) {
     build_lib_with_cfgs(sysroot, root, name, version, lib, ~[])
 }
 
 pub fn build_lib_with_cfgs(sysroot: Path, root: Path, name: ~str,
-                           version: Version, lib: Path, cfgs: ~[~str]) {
+                           version: Option<~str>, lib: Path, cfgs: ~[~str]) {
     let cx = default_context(sysroot, root.clone());
     let pkg_src = PkgSrc {
         source_workspace: root.clone(),
@@ -102,13 +101,13 @@ pub fn build_lib_with_cfgs(sysroot: Path, root: Path, name: ~str,
     pkg_src.build(&cx, cfgs, []);
 }
 
-pub fn build_exe(sysroot: Path, root: Path, name: ~str, version: Version,
+pub fn build_exe(sysroot: Path, root: Path, name: ~str, version: Option<~str>,
                  main: Path) {
     build_exe_with_cfgs(sysroot, root, name, version, main, ~[])
 }
 
 pub fn build_exe_with_cfgs(sysroot: Path, root: Path, name: ~str,
-                           version: Version, main: Path, cfgs: ~[~str]) {
+                           version: Option<~str>, main: Path, cfgs: ~[~str]) {
     let cx = default_context(sysroot, root.clone());
     let pkg_src = PkgSrc {
         source_workspace: root.clone(),
@@ -129,7 +128,7 @@ pub fn build_exe_with_cfgs(sysroot: Path, root: Path, name: ~str,
 pub fn install_pkg(cx: &BuildContext,
                    workspace: Path,
                    name: ~str,
-                   version: Version,
+                   version: Option<~str>,
                    // For now, these inputs are assumed to be inputs to each of the crates
                    more_inputs: ~[(~str, Path)]) { // pairs of Kind and Path
     let crateid = CrateId{ version: version, ..CrateId::new(name)};

src/librustpkg/crate_id.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use version::{Version, NoVersion, ExactRevision};
 use std::hash::Streaming;
 use std::hash;
 use syntax::crateid;
@@ -32,7 +31,7 @@ pub struct CrateId {
     /// of package IDs whose short names aren't valid Rust identifiers.
     short_name: ~str,
     /// The requested package version.
-    version: Version
+    version: Option<~str>
 }
 
 impl Eq for CrateId {
@@ -42,6 +41,13 @@ impl Eq for CrateId {
 }
 
 impl CrateId {
+    pub fn get_version<'a>(&'a self) -> &'a str {
+        match self.version {
+            Some(ref ver) => ver.as_slice(),
+            None => "0.0"
+        }
+    }
+
     pub fn new(s: &str) -> CrateId {
         use conditions::bad_pkg_id::cond;
 
@@ -52,10 +58,6 @@ impl CrateId {
         let raw_crateid = raw_crateid.unwrap();
         let crateid::CrateId { path, name, version } = raw_crateid;
         let path = Path::new(path);
-        let version = match version {
-            Some(v) => ExactRevision(v),
-            None => NoVersion,
-        };
 
         CrateId {
             path: path,
@@ -67,13 +69,13 @@ impl CrateId {
     pub fn hash(&self) -> ~str {
         // FIXME (#9639): hash should take a &[u8] so we can hash the real path
         self.path.display().with_str(|s| {
-            let vers = self.version.to_str();
+            let vers = self.get_version();
             format!("{}-{}-{}", s, hash(s + vers), vers)
         })
     }
 
     pub fn short_name_with_version(&self) -> ~str {
-        format!("{}{}", self.short_name, self.version.to_str())
+        format!("{}-{}", self.short_name, self.get_version())
     }
 
     /// True if the ID has multiple components
@@ -124,7 +126,7 @@ impl Iterator<(Path, Path)> for Prefixes {
 impl ToStr for CrateId {
     fn to_str(&self) -> ~str {
         // should probably use the filestem and not the whole path
-        format!("{}-{}", self.path.as_str().unwrap(), self.version.to_str())
+        format!("{}-{}", self.path.as_str().unwrap(), self.get_version())
     }
 }
 

src/librustpkg/lib.rs

@@ -163,7 +163,6 @@ impl<'a> PkgScript<'a> {
         exe.as_str().unwrap().to_owned()
     }
 
-
     /// Run the contents of this package script, where <what>
     /// is the command to pass to it (e.g., "build", "clean", "install")
     /// Returns a pair of an exit code and list of configs (obtained by
@@ -243,7 +242,7 @@ impl CtxMethods for BuildContext {
 
         if args.len() < 1 {
             match cwd_to_workspace() {
-                None  if dir_has_crate_file(&cwd) => {
+                None if dir_has_crate_file(&cwd) => {
                     // FIXME (#9639): This needs to handle non-utf8 paths
                     let crateid = CrateId::new(cwd.filename_str().unwrap());
                     let mut pkg_src = PkgSrc::new(cwd, default_workspace(), true, crateid);
@@ -289,6 +288,7 @@ impl CtxMethods for BuildContext {
             Some((crateid, dest_ws))
         }
     }
+
     fn run(&self, cmd: Command, args: ~[~str]) {
         let cwd = os::getcwd();
         match cmd {

src/librustpkg/package_source.rs

@@ -100,15 +100,15 @@ impl PkgSrc {
             // automatically-checked-out sources go.
             let mut result = source_workspace.join("src");
             result.push(&id.path.dir_path());
-            result.push(format!("{}-{}", id.short_name, id.version.to_str()));
+            result.push(id.short_name_with_version());
             to_try.push(result);
             let mut result = source_workspace.join("src");
             result.push(&id.path);
             to_try.push(result);
 
             let mut result = build_dir.join("src");
             result.push(&id.path.dir_path());
-            result.push(format!("{}-{}", id.short_name, id.version.to_str()));
+            result.push(id.short_name_with_version());
             to_try.push(result.clone());
             output_names.push(result);
             let mut other_result = build_dir.join("src");
@@ -287,7 +287,7 @@ impl PkgSrc {
                 // FIXME (#9639): This needs to handle non-utf8 paths
                 let url = format!("https://{}", crateid.path.as_str().unwrap());
                 debug!("Fetching package: git clone {} {} [version={}]",
-                        url, clone_target.display(), crateid.version.to_str());
+                        url, clone_target.display(), crateid.get_version());
 
                 let mut failed = false;
 

src/librustpkg/path_util.rs

@@ -14,7 +14,7 @@
 
 pub use crate_id::CrateId;
 pub use target::{OutputType, Main, Lib, Test, Bench, Target, Build, Install};
-pub use version::{Version, ExactRevision, NoVersion, split_version, split_version_general,
+pub use version::{Version, split_version, split_version_general,
     try_parsing_version};
 pub use rustc::metadata::filesearch::rust_path;
 use rustc::metadata::filesearch::{libdir, relative_target_lib_path};
@@ -85,7 +85,7 @@ pub fn workspace_contains_crate_id_(crateid: &CrateId, workspace: &Path,
                         None => false,
                         Some((ref might_match, ref vers)) => {
                             *might_match == crateid.short_name
-                                && (crateid.version == *vers || crateid.version == NoVersion)
+                                && (crateid.version == *vers || crateid.version == None)
                         }
                     }
                 })
@@ -188,7 +188,7 @@ pub fn installed_library_in_workspace(pkg_path: &Path, workspace: &Path) -> Opti
                                                  Install,
                                                  workspace,
                                                  libdir(),
-                                                 &NoVersion)
+                                                 &None)
     }
 }
 
@@ -261,7 +261,8 @@ fn library_in(short_name: &str, version: &Version, dir_to_search: &Path) -> Opti
                 Some(i) => {
                     debug!("Maybe {} is a version", f_name.slice(i + 1, f_name.len()));
                     match try_parsing_version(f_name.slice(i + 1, f_name.len())) {
-                        Some(ref found_vers) if version == found_vers => {
+                        Some(ref found_vers) if version == &Some(found_vers.to_owned()) ||
+                                                version == &None => {
                             match f_name.slice(0, i).rfind('-') {
                                 Some(j) => {
                                     let lib_prefix = match p_path.extension_str() {
@@ -276,7 +277,6 @@ fn library_in(short_name: &str, version: &Version, dir_to_search: &Path) -> Opti
                                 }
                                 None => break
                             }
-
                        }
                        _ => { f_name = f_name.slice(0, i); }
                  }
@@ -306,13 +306,13 @@ fn split_crate_id<'a>(crate_id: &'a str) -> (&'a str, Version) {
     match split_version(crate_id) {
         Some((name, vers)) =>
             match vers {
-                ExactRevision(ref v) => match v.find('-') {
-                    Some(pos) => (name, ExactRevision(v.slice(0, pos).to_owned())),
-                    None => (name, ExactRevision(v.to_owned()))
+                Some(ref v) => match v.find('-') {
+                    Some(pos) => (name, Some(v.slice(0, pos).to_owned())),
+                    None => (name, Some(v.to_owned()))
                 },
                 _ => (name, vers)
             },
-        None => (crate_id, NoVersion)
+        None => (crate_id, None)
     }
 }
 
@@ -393,8 +393,7 @@ pub fn build_pkg_id_in_workspace(crateid: &CrateId, workspace: &Path) -> Path {
 /// given whether we're building a library and whether we're building tests
 pub fn mk_output_path(what: OutputType, where: Target,
                       pkg_id: &CrateId, workspace: Path) -> Path {
-    let short_name_with_version = format!("{}-{}", pkg_id.short_name,
-                                          pkg_id.version.to_str());
+    let short_name_with_version = pkg_id.short_name_with_version();
     // Not local_path.dir_path()! For package foo/bar/blat/, we want
     // the executable blat-0.5 to live under blat/
     let dir = match where {
@@ -487,7 +486,7 @@ pub fn versionize(p: &Path, v: &Version) -> Path {
     let q = p.filename().expect("path is a directory");
     let mut q = q.to_owned();
     q.push('-' as u8);
-    let vs = v.to_str();
+    let vs = match v { &Some(ref s) => s.to_owned(), &None => ~"0.0" };
     q.push_all(vs.as_bytes());
     p.with_filename(q)
 }

src/librustpkg/source_control.rs

@@ -14,15 +14,14 @@ use std::{run, str};
 use std::run::{ProcessOutput, ProcessOptions, Process};
 use std::io::fs;
 use extra::tempfile::TempDir;
-use version::*;
 use path_util::chmod_read_only;
 
 /// Attempts to clone `source`, a local git repository, into `target`, a local
 /// directory that doesn't exist.
 /// Returns `DirToUse(p)` if the clone fails, where `p` is a newly created temporary
 /// directory (that the callee may use, for example, to check out remote sources into).
 /// Returns `CheckedOutSources` if the clone succeeded.
-pub fn safe_git_clone(source: &Path, v: &Version, target: &Path) -> CloneResult {
+pub fn safe_git_clone(source: &Path, v: &Option<~str>, target: &Path) -> CloneResult {
     if source.exists() {
         debug!("{} exists locally! Cloning it into {}",
                 source.display(), target.display());
@@ -44,7 +43,7 @@ pub fn safe_git_clone(source: &Path, v: &Version, target: &Path) -> CloneResult
             }
             else {
                 match v {
-                    &ExactRevision(ref s) => {
+                    &Some(ref s) => {
                         let git_dir = target.join(".git");
                         debug!("`Running: git --work-tree={} --git-dir={} checkout {}",
                                 *s, target.display(), git_dir.display());
@@ -65,7 +64,7 @@ pub fn safe_git_clone(source: &Path, v: &Version, target: &Path) -> CloneResult
         } else {
             // Check that no version was specified. There's no reason to not handle the
             // case where a version was requested, but I haven't implemented it.
-            assert!(*v == NoVersion);
+            assert!(*v == None);
             let git_dir = target.join(".git");
             debug!("Running: git --work-tree={} --git-dir={} pull --no-edit {}",
                     target.display(), git_dir.display(), source.display());
@@ -106,7 +105,7 @@ pub fn make_read_only(target: &Path) {
 }
 
 /// Source can be either a URL or a local file path.
-pub fn git_clone_url(source: &str, target: &Path, v: &Version) {
+pub fn git_clone_url(source: &str, target: &Path, v: &Option<~str>) {
     use conditions::git_checkout_failed::cond;
 
     // FIXME (#9639): This needs to handle non-utf8 paths
@@ -120,7 +119,7 @@ pub fn git_clone_url(source: &str, target: &Path, v: &Version) {
     }
     else {
         match v {
-            &ExactRevision(ref s) | &Tagged(ref s) => {
+            &Some(ref s) => {
                     let opt_outp = process_output_in_cwd("git", [~"checkout", s.to_owned()],
                                                          target);
                     let outp = opt_outp.expect("Failed to exec `git`");