[PATCH 1 of 2] remove: move most of the implementation into cmdutils.remove()

[Matt Harbison]

# HG changeset patch
# User Matt Harbison <matt_harbison at yahoo.com>
# Date 1415554294 18000
#      Sun Nov 09 12:31:34 2014 -0500
# Node ID cbb4fe231f72f2e677ca3e90eb018b2134bac39b
# Parent  2d54aa5397cdb1c697673ba10b7618d5ac25c69e
remove: move most of the implementation into cmdutils.remove()

This will allow access to the reusable parts from subrepos, similar to add(),
forget(), etc.

diff --git a/mercurial/cmdutil.py b/mercurial/cmdutil.py
--- a/mercurial/cmdutil.py
+++ b/mercurial/cmdutil.py
@@ -2052,6 +2052,59 @@
     forgot.extend(forget)
     return bad, forgot
 
+def remove(ui, repo, m, after, force):
+    ret = 0
+    s = repo.status(match=m, clean=True)
+    modified, added, deleted, clean = s[0], s[1], s[3], s[6]
+
+    # warn about failure to delete explicit files/dirs
+    wctx = repo[None]
+    for f in m.files():
+        if f in repo.dirstate or f in wctx.dirs():
+            continue
+        if os.path.exists(m.rel(f)):
+            if os.path.isdir(m.rel(f)):
+                ui.warn(_('not removing %s: no tracked files\n') % m.rel(f))
+            else:
+                ui.warn(_('not removing %s: file is untracked\n') % m.rel(f))
+        # missing files will generate a warning elsewhere
+        ret = 1
+
+    if force:
+        list = modified + deleted + clean + added
+    elif after:
+        list = deleted
+        for f in modified + added + clean:
+            ui.warn(_('not removing %s: file still exists\n') % m.rel(f))
+            ret = 1
+    else:
+        list = deleted + clean
+        for f in modified:
+            ui.warn(_('not removing %s: file is modified (use -f'
+                      ' to force removal)\n') % m.rel(f))
+            ret = 1
+        for f in added:
+            ui.warn(_('not removing %s: file has been marked for add'
+                      ' (use forget to undo)\n') % m.rel(f))
+            ret = 1
+
+    for f in sorted(list):
+        if ui.verbose or not m.exact(f):
+            ui.status(_('removing %s\n') % m.rel(f))
+
+    wlock = repo.wlock()
+    try:
+        if not after:
+            for f in list:
+                if f in added:
+                    continue # we never unlink added files on remove
+                util.unlinkpath(repo.wjoin(f), ignoremissing=True)
+        repo[None].forget(list)
+    finally:
+        wlock.release()
+
+    return ret
+
 def cat(ui, repo, ctx, matcher, prefix, **opts):
     err = 1
 
diff --git a/mercurial/commands.py b/mercurial/commands.py
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -5137,62 +5137,12 @@
     Returns 0 on success, 1 if any warnings encountered.
     """
 
-    ret = 0
     after, force = opts.get('after'), opts.get('force')
     if not pats and not after:
         raise util.Abort(_('no files specified'))
 
     m = scmutil.match(repo[None], pats, opts)
-    s = repo.status(match=m, clean=True)
-    modified, added, deleted, clean = s[0], s[1], s[3], s[6]
-
-    # warn about failure to delete explicit files/dirs
-    wctx = repo[None]
-    for f in m.files():
-        if f in repo.dirstate or f in wctx.dirs():
-            continue
-        if os.path.exists(m.rel(f)):
-            if os.path.isdir(m.rel(f)):
-                ui.warn(_('not removing %s: no tracked files\n') % m.rel(f))
-            else:
-                ui.warn(_('not removing %s: file is untracked\n') % m.rel(f))
-        # missing files will generate a warning elsewhere
-        ret = 1
-
-    if force:
-        list = modified + deleted + clean + added
-    elif after:
-        list = deleted
-        for f in modified + added + clean:
-            ui.warn(_('not removing %s: file still exists\n') % m.rel(f))
-            ret = 1
-    else:
-        list = deleted + clean
-        for f in modified:
-            ui.warn(_('not removing %s: file is modified (use -f'
-                      ' to force removal)\n') % m.rel(f))
-            ret = 1
-        for f in added:
-            ui.warn(_('not removing %s: file has been marked for add'
-                      ' (use forget to undo)\n') % m.rel(f))
-            ret = 1
-
-    for f in sorted(list):
-        if ui.verbose or not m.exact(f):
-            ui.status(_('removing %s\n') % m.rel(f))
-
-    wlock = repo.wlock()
-    try:
-        if not after:
-            for f in list:
-                if f in added:
-                    continue # we never unlink added files on remove
-                util.unlinkpath(repo.wjoin(f), ignoremissing=True)
-        repo[None].forget(list)
-    finally:
-        wlock.release()
-
-    return ret
+    return cmdutil.remove(ui, repo, m, after, force)
 
 @command('rename|move|mv',
     [('A', 'after', None, _('record a rename that has already occurred')),