make manifest friendlier

switch to using context code
..which uses first parent by default
show file hashes only with debug switch
show permissions with verbose
fix up tests

mercurial/commands.py

@@ -1513,25 +1513,22 b' def manifest(ui, repo, rev=None):'
     Print a list of version controlled files for the given revision.
 
     The manifest is the list of files being version controlled. If no revision
-    is given then the tip is used.
+    is given then the first parent of the working directory is used.
+
+    With -v flag, print file permissions. With --debug flag, print
+    file revision hashes.
     """
-    if rev:
-        try:
-            # assume all revision numbers are for changesets
-            n = repo.lookup(rev)
-            change = repo.changelog.read(n)
-            n = change[0]
-        except hg.RepoError:
-            n = repo.manifest.lookup(rev)
-    else:
-        n = repo.manifest.tip()
-    m = repo.manifest.read(n)
+
+    m = repo.changectx(rev).manifest()
     files = m.keys()
     files.sort()
 
     for f in files:
-        ui.write("%40s %3s %s\n" % (hex(m[f]),
-                                    m.execf(f) and "755" or "644", f))
+        if ui.debugflag:
+            ui.write("%40s " % hex(m[f]))
+        if ui.verbose:
+            ui.write("%3s " % (m.execf(f) and "755" or "644"))
+        ui.write("%s\n" % f)
 
 def merge(ui, repo, node=None, force=None, branch=None):
     """Merge working directory with another revision

tests/test-basic

@@ -7,6 +7,6 b' echo a > a'
 hg add a
 hg commit -m test -d "1000000 0"
 hg history
-hg manifest
+hg manifest --debug
 hg cat a
 hg verify

tests/test-empty-file

@@ -22,4 +22,4 b' hg merge 1'
 # empty file that came from rev 1.
 hg status
 hg commit -m merge -d '1000000 0'
-hg manifest tip
+hg manifest --debug tip

tests/test-excessive-merge

@@ -31,13 +31,13 b' hg debugindex .hg/00changelog.i'
 echo
 
 echo 1
-hg manifest 1
+hg manifest --debug 1
 echo 2
-hg manifest 2
+hg manifest --debug 2
 echo 3
-hg manifest 3
+hg manifest --debug 3
 echo 4
-hg manifest 4
+hg manifest --debug 4
 
 echo
 

tests/test-filebranch

@@ -71,7 +71,7 b' echo "quux: we shouldn\'t have a merge he'
 hg debugindex .hg/data/quux.i
 
 echo "manifest entries should match tips of all files"
-hg manifest
+hg manifest --debug
 
 echo "everything should be clean now"
 hg status

tests/test-git-import

@@ -161,7 +161,7 b' rename from foo'
 rename to foo2
 EOF
 cat foo2
-hg manifest | grep binary
+hg manifest --debug | grep binary
 
 echo % many binary files
 hg import -m multibinary - <<EOF
@@ -180,4 +180,4 b' literal 5'
 Mc\${NkU|\`?^000jF3jhEB
 
 EOF
-hg manifest | grep mbinary
+hg manifest --debug | grep mbinary

tests/test-merge6

@@ -36,11 +36,11 b' hg pull ../B1'
 hg merge
 hg commit -m "commit test" -d "1000000 0"
 echo bar should remain deleted.
-hg manifest
+hg manifest --debug
 
 cd ../B2
 hg pull ../A2
 hg merge
 hg commit -m "commit test" -d "1000000 0"
 echo bar should remain deleted.
-hg manifest
+hg manifest --debug

tests/test-pull

@@ -16,5 +16,5 b' cd copy'
 hg verify
 hg co
 cat foo
-hg manifest
+hg manifest --debug
 hg pull

tests/test-rawcommit1

@@ -6,28 +6,28 b' hg commit -m0 -d "1000000 0"'
 echo this is b1 > b
 hg add b
 hg commit -m1 -d "1000000 0"
-hg manifest 1
+hg manifest --debug 1
 echo this is c1 > c
 hg rawcommit -p 1 -d "1000000 0" -m2 c
-hg manifest 2
+hg manifest --debug 2
 hg -v parents
 rm b
 hg rawcommit -p 2 -d "1000000 0" -m3 b
-hg manifest 3
+hg manifest --debug 3
 hg -v parents
 echo this is a22 > a
 hg rawcommit -p 3 -d "1000000 0" -m4 a
-hg manifest 4
+hg manifest --debug 4
 hg -v parents
 echo this is c22 > c
 hg rawcommit -p 1 -d "1000000 0" -m5 c
-hg manifest 5
+hg manifest --debug 5
 hg -v parents
 # merge, but no files changed
 hg rawcommit -p 4 -p 5 -d "1000000 0" -m6
-hg manifest 6
+hg manifest --debug 6
 hg -v parents
 # no changes what-so-ever
 hg rawcommit -p 6 -d "1000000 0" -m7
-hg manifest 7
+hg manifest --debug 7
 hg -v parents

tests/test-simple-update

@@ -21,4 +21,4 b' hg pull ../branch'
 hg verify
 hg co
 cat foo
-hg manifest
+hg manifest --debug