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-rw-r--r--lib/spack/spack/multimethod.py4
-rw-r--r--lib/spack/spack/packages/__init__.py8
-rw-r--r--lib/spack/spack/relations.py4
-rw-r--r--lib/spack/spack/spec.py77
-rw-r--r--lib/spack/spack/test/spec_semantics.py115
-rw-r--r--lib/spack/spack/test/spec_syntax.py10
6 files changed, 126 insertions, 92 deletions
diff --git a/lib/spack/spack/multimethod.py b/lib/spack/spack/multimethod.py
index dc948d2861..efc5f5a9e1 100644
--- a/lib/spack/spack/multimethod.py
+++ b/lib/spack/spack/multimethod.py
@@ -26,7 +26,7 @@ import collections
import spack.architecture
import spack.error
from spack.util.lang import *
-from spack.spec import parse_local_spec, Spec
+from spack.spec import parse_anonymous_spec, Spec
class SpecMultiMethod(object):
@@ -179,7 +179,7 @@ class when(object):
class when(object):
def __init__(self, spec):
pkg = get_calling_package_name()
- self.spec = parse_local_spec(spec, pkg)
+ self.spec = parse_anonymous_spec(spec, pkg)
def __call__(self, method):
# Get the first definition of the method in the calling scope
diff --git a/lib/spack/spack/packages/__init__.py b/lib/spack/spack/packages/__init__.py
index d0e6b74f0a..a6dd4d1b5c 100644
--- a/lib/spack/spack/packages/__init__.py
+++ b/lib/spack/spack/packages/__init__.py
@@ -21,7 +21,7 @@ invalid_package_re = r'[_-][_-]+'
instances = {}
-def autospec(function):
+def _autospec(function):
"""Decorator that automatically converts the argument of a single-arg
function to a Spec."""
def converter(arg):
@@ -147,7 +147,7 @@ class ProviderIndex(object):
-@autospec
+@_autospec
def get(spec):
if spec.virtual:
raise UnknownPackageError(spec.name)
@@ -159,12 +159,12 @@ def get(spec):
return instances[spec.name]
-@autospec
+@_autospec
def get_installed(spec):
return [s for s in installed_package_specs() if s.satisfies(spec)]
-@autospec
+@_autospec
def providers_for(vpkg_spec):
if not hasattr(providers_for, 'index'):
providers_for.index = ProviderIndex(all_package_names())
diff --git a/lib/spack/spack/relations.py b/lib/spack/spack/relations.py
index 398f25429f..aaa1495c91 100644
--- a/lib/spack/spack/relations.py
+++ b/lib/spack/spack/relations.py
@@ -51,7 +51,7 @@ import importlib
import spack
import spack.spec
import spack.error
-from spack.spec import Spec, parse_local_spec
+from spack.spec import Spec, parse_anonymous_spec
from spack.packages import packages_module
from spack.util.lang import *
@@ -76,7 +76,7 @@ def provides(*specs, **kwargs):
"""
pkg = get_calling_package_name()
spec_string = kwargs.get('when', pkg)
- provider_spec = parse_local_spec(spec_string, pkg)
+ provider_spec = parse_anonymous_spec(spec_string, pkg)
provided = caller_locals().setdefault("provided", {})
for string in specs:
diff --git a/lib/spack/spack/spec.py b/lib/spack/spack/spec.py
index f2c3d70f23..1657e2128b 100644
--- a/lib/spack/spack/spec.py
+++ b/lib/spack/spack/spec.py
@@ -739,6 +739,8 @@ class Spec(object):
def constrain(self, other, **kwargs):
+ other = self._autospec(other)
+
if not self.name == other.name:
raise UnsatisfiableSpecNameError(self.name, other.name)
@@ -766,10 +768,10 @@ class Spec(object):
self.architecture = self.architecture or other.architecture
if kwargs.get('deps', True):
- self.constrain_dependencies(other)
+ self._constrain_dependencies(other)
- def constrain_dependencies(self, other):
+ def _constrain_dependencies(self, other):
"""Apply constraints of other spec's dependencies to this spec."""
if not self.dependencies or not other.dependencies:
return
@@ -806,9 +808,22 @@ class Spec(object):
return mine
+ def _autospec(self, spec_like):
+ """Used to convert arguments to specs. If spec_like is a spec, returns it.
+ If it's a string, tries to parse a string. If that fails, tries to parse
+ a local spec from it (i.e. name is assumed to be self's name).
+ """
+ if isinstance(spec_like, spack.spec.Spec):
+ return spec_like
+
+ try:
+ return spack.spec.Spec(spec_like)
+ except SpecError:
+ return parse_anonymous_spec(spec_like, self.name)
+
+
def satisfies(self, other, **kwargs):
- if not isinstance(other, Spec):
- other = Spec(other)
+ other = self._autospec(other)
# First thing we care about is whether the name matches
if self.name != other.name:
@@ -934,9 +949,7 @@ class Spec(object):
def __contains__(self, spec):
"""True if this spec has any dependency that satisfies the supplied
spec."""
- if not isinstance(spec, Spec):
- spec = Spec(spec)
-
+ spec = self._autospec(spec)
for s in self.preorder_traversal():
if s.satisfies(spec):
return True
@@ -1104,18 +1117,22 @@ class SpecParser(spack.parse.Parser):
def do_parse(self):
specs = []
- while self.next:
- if self.accept(ID):
- specs.append(self.spec())
- elif self.accept(DEP):
- if not specs:
- self.last_token_error("Dependency has no package")
- self.expect(ID)
- specs[-1]._add_dependency(self.spec())
+ try:
+ while self.next:
+ if self.accept(ID):
+ specs.append(self.spec())
- else:
- self.unexpected_token()
+ elif self.accept(DEP):
+ if not specs:
+ self.last_token_error("Dependency has no package")
+ self.expect(ID)
+ specs[-1]._add_dependency(self.spec())
+
+ else:
+ self.unexpected_token()
+ except spack.parse.ParseError, e:
+ raise SpecParseError(e)
return specs
@@ -1238,7 +1255,7 @@ def parse(string):
return SpecParser().parse(string)
-def parse_local_spec(spec_like, pkg_name):
+def parse_anonymous_spec(spec_like, pkg_name):
"""Allow the user to omit the package name part of a spec if they
know what it has to be already.
@@ -1251,19 +1268,19 @@ def parse_local_spec(spec_like, pkg_name):
if isinstance(spec_like, str):
try:
- local_spec = Spec(spec_like)
- except spack.parse.ParseError:
- local_spec = Spec(pkg_name + spec_like)
- if local_spec.name != pkg_name: raise ValueError(
+ anon_spec = Spec(spec_like)
+ except SpecParseError:
+ anon_spec = Spec(pkg_name + spec_like)
+ if anon_spec.name != pkg_name: raise ValueError(
"Invalid spec for package %s: %s" % (pkg_name, spec_like))
else:
- local_spec = spec_like
+ anon_spec = spec_like.copy()
- if local_spec.name != pkg_name:
+ if anon_spec.name != pkg_name:
raise ValueError("Spec name '%s' must match package name '%s'"
- % (local_spec.name, pkg_name))
+ % (anon_spec.name, pkg_name))
- return local_spec
+ return anon_spec
class SpecError(spack.error.SpackError):
@@ -1272,6 +1289,14 @@ class SpecError(spack.error.SpackError):
super(SpecError, self).__init__(message)
+class SpecParseError(SpecError):
+ """Wrapper for ParseError for when we're parsing specs."""
+ def __init__(self, parse_error):
+ super(SpecParseError, self).__init__(parse_error.message)
+ self.string = parse_error.string
+ self.pos = parse_error.pos
+
+
class DuplicateDependencyError(SpecError):
"""Raised when the same dependency occurs in a spec twice."""
def __init__(self, message):
diff --git a/lib/spack/spack/test/spec_semantics.py b/lib/spack/spack/test/spec_semantics.py
index d1cd5ca1c5..a0ded3b30c 100644
--- a/lib/spack/spack/test/spec_semantics.py
+++ b/lib/spack/spack/test/spec_semantics.py
@@ -9,25 +9,34 @@ class SpecSematicsTest(MockPackagesTest):
# ================================================================================
# Utility functions to set everything up.
# ================================================================================
- def check_satisfies(self, lspec, rspec):
- l, r = Spec(lspec), Spec(rspec)
- self.assertTrue(l.satisfies(r))
- self.assertTrue(r.satisfies(l))
+ def check_satisfies(self, spec, anon_spec):
+ left = Spec(spec)
+ right = parse_anonymous_spec(anon_spec, left.name)
+
+ self.assertTrue(left.satisfies(right))
+ self.assertTrue(left.satisfies(anon_spec))
+ self.assertTrue(right.satisfies(left))
try:
- l.constrain(r)
- r.constrain(l)
+ left.copy().constrain(right)
+ left.copy().constrain(anon_spec)
+ right.copy().constrain(left)
except SpecError, e:
self.fail("Got a SpecError in constrain! " + e.message)
- def check_unsatisfiable(self, lspec, rspec):
- l, r = Spec(lspec), Spec(rspec)
- self.assertFalse(l.satisfies(r))
- self.assertFalse(r.satisfies(l))
+ def check_unsatisfiable(self, spec, anon_spec):
+ left = Spec(spec)
+ right = parse_anonymous_spec(anon_spec, left.name)
+
+ self.assertFalse(left.satisfies(right))
+ self.assertFalse(left.satisfies(anon_spec))
+
+ self.assertFalse(right.satisfies(left))
- self.assertRaises(UnsatisfiableSpecError, l.constrain, r)
- self.assertRaises(UnsatisfiableSpecError, r.constrain, l)
+ self.assertRaises(UnsatisfiableSpecError, left.constrain, right)
+ self.assertRaises(UnsatisfiableSpecError, left.constrain, anon_spec)
+ self.assertRaises(UnsatisfiableSpecError, right.constrain, left)
def check_constrain(self, expected, constrained, constraint):
@@ -48,77 +57,77 @@ class SpecSematicsTest(MockPackagesTest):
# Satisfiability and constraints
# ================================================================================
def test_satisfies(self):
- self.check_satisfies('libelf@0.8.13', 'libelf@0:1')
- self.check_satisfies('libdwarf^libelf@0.8.13', 'libdwarf^libelf@0:1')
+ self.check_satisfies('libelf@0.8.13', '@0:1')
+ self.check_satisfies('libdwarf^libelf@0.8.13', '^libelf@0:1')
def test_satisfies_compiler(self):
- self.check_satisfies('foo%gcc', 'foo%gcc')
- self.check_satisfies('foo%intel', 'foo%intel')
- self.check_unsatisfiable('foo%intel', 'foo%gcc')
- self.check_unsatisfiable('foo%intel', 'foo%pgi')
+ self.check_satisfies('foo%gcc', '%gcc')
+ self.check_satisfies('foo%intel', '%intel')
+ self.check_unsatisfiable('foo%intel', '%gcc')
+ self.check_unsatisfiable('foo%intel', '%pgi')
def test_satisfies_compiler_version(self):
- self.check_satisfies('foo%gcc', 'foo%gcc@4.7.2')
- self.check_satisfies('foo%intel', 'foo%intel@4.7.2')
+ self.check_satisfies('foo%gcc', '%gcc@4.7.2')
+ self.check_satisfies('foo%intel', '%intel@4.7.2')
- self.check_satisfies('foo%pgi@4.5', 'foo%pgi@4.4:4.6')
- self.check_satisfies('foo@2.0%pgi@4.5', 'foo@1:3%pgi@4.4:4.6')
+ self.check_satisfies('foo%pgi@4.5', '%pgi@4.4:4.6')
+ self.check_satisfies('foo@2.0%pgi@4.5', '@1:3%pgi@4.4:4.6')
- self.check_unsatisfiable('foo%pgi@4.3', 'foo%pgi@4.4:4.6')
- self.check_unsatisfiable('foo@4.0%pgi', 'foo@1:3%pgi')
- self.check_unsatisfiable('foo@4.0%pgi@4.5', 'foo@1:3%pgi@4.4:4.6')
+ self.check_unsatisfiable('foo%pgi@4.3', '%pgi@4.4:4.6')
+ self.check_unsatisfiable('foo@4.0%pgi', '@1:3%pgi')
+ self.check_unsatisfiable('foo@4.0%pgi@4.5', '@1:3%pgi@4.4:4.6')
def test_satisfies_architecture(self):
- self.check_satisfies('foo=chaos_5_x86_64_ib', 'foo=chaos_5_x86_64_ib')
- self.check_satisfies('foo=bgqos_0', 'foo=bgqos_0')
+ self.check_satisfies('foo=chaos_5_x86_64_ib', '=chaos_5_x86_64_ib')
+ self.check_satisfies('foo=bgqos_0', '=bgqos_0')
- self.check_unsatisfiable('foo=bgqos_0', 'foo=chaos_5_x86_64_ib')
- self.check_unsatisfiable('foo=chaos_5_x86_64_ib', 'foo=bgqos_0')
+ self.check_unsatisfiable('foo=bgqos_0', '=chaos_5_x86_64_ib')
+ self.check_unsatisfiable('foo=chaos_5_x86_64_ib', '=bgqos_0')
def test_satisfies_dependencies(self):
- self.check_satisfies('mpileaks^mpich', 'mpileaks^mpich')
- self.check_satisfies('mpileaks^zmpi', 'mpileaks^zmpi')
+ self.check_satisfies('mpileaks^mpich', '^mpich')
+ self.check_satisfies('mpileaks^zmpi', '^zmpi')
- self.check_unsatisfiable('mpileaks^mpich', 'mpileaks^zmpi')
- self.check_unsatisfiable('mpileaks^zmpi', 'mpileaks^mpich')
+ self.check_unsatisfiable('mpileaks^mpich', '^zmpi')
+ self.check_unsatisfiable('mpileaks^zmpi', '^mpich')
def test_satisfies_dependency_versions(self):
- self.check_satisfies('mpileaks^mpich@2.0', 'mpileaks^mpich@1:3')
- self.check_unsatisfiable('mpileaks^mpich@1.2', 'mpileaks^mpich@2.0')
+ self.check_satisfies('mpileaks^mpich@2.0', '^mpich@1:3')
+ self.check_unsatisfiable('mpileaks^mpich@1.2', '^mpich@2.0')
- self.check_satisfies('mpileaks^mpich@2.0^callpath@1.5', 'mpileaks^mpich@1:3^callpath@1.4:1.6')
- self.check_unsatisfiable('mpileaks^mpich@4.0^callpath@1.5', 'mpileaks^mpich@1:3^callpath@1.4:1.6')
- self.check_unsatisfiable('mpileaks^mpich@2.0^callpath@1.7', 'mpileaks^mpich@1:3^callpath@1.4:1.6')
- self.check_unsatisfiable('mpileaks^mpich@4.0^callpath@1.7', 'mpileaks^mpich@1:3^callpath@1.4:1.6')
+ self.check_satisfies('mpileaks^mpich@2.0^callpath@1.5', '^mpich@1:3^callpath@1.4:1.6')
+ self.check_unsatisfiable('mpileaks^mpich@4.0^callpath@1.5', '^mpich@1:3^callpath@1.4:1.6')
+ self.check_unsatisfiable('mpileaks^mpich@2.0^callpath@1.7', '^mpich@1:3^callpath@1.4:1.6')
+ self.check_unsatisfiable('mpileaks^mpich@4.0^callpath@1.7', '^mpich@1:3^callpath@1.4:1.6')
def test_satisfies_virtual_dependencies(self):
- self.check_satisfies('mpileaks^mpi', 'mpileaks^mpi')
- self.check_satisfies('mpileaks^mpi', 'mpileaks^mpich')
+ self.check_satisfies('mpileaks^mpi', '^mpi')
+ self.check_satisfies('mpileaks^mpi', '^mpich')
- self.check_satisfies('mpileaks^mpi', 'mpileaks^zmpi')
- self.check_unsatisfiable('mpileaks^mpich', 'mpileaks^zmpi')
+ self.check_satisfies('mpileaks^mpi', '^zmpi')
+ self.check_unsatisfiable('mpileaks^mpich', '^zmpi')
def test_satisfies_virtual_dependency_versions(self):
- self.check_satisfies('mpileaks^mpi@1.5', 'mpileaks^mpi@1.2:1.6')
- self.check_unsatisfiable('mpileaks^mpi@3', 'mpileaks^mpi@1.2:1.6')
+ self.check_satisfies('mpileaks^mpi@1.5', '^mpi@1.2:1.6')
+ self.check_unsatisfiable('mpileaks^mpi@3', '^mpi@1.2:1.6')
- self.check_satisfies('mpileaks^mpi@2:', 'mpileaks^mpich')
- self.check_satisfies('mpileaks^mpi@2:', 'mpileaks^mpich@3.0.4')
- self.check_satisfies('mpileaks^mpi@2:', 'mpileaks^mpich2@1.4')
+ self.check_satisfies('mpileaks^mpi@2:', '^mpich')
+ self.check_satisfies('mpileaks^mpi@2:', '^mpich@3.0.4')
+ self.check_satisfies('mpileaks^mpi@2:', '^mpich2@1.4')
- self.check_satisfies('mpileaks^mpi@1:', 'mpileaks^mpich2')
- self.check_satisfies('mpileaks^mpi@2:', 'mpileaks^mpich2')
+ self.check_satisfies('mpileaks^mpi@1:', '^mpich2')
+ self.check_satisfies('mpileaks^mpi@2:', '^mpich2')
- self.check_unsatisfiable('mpileaks^mpi@3:', 'mpileaks^mpich2@1.4')
- self.check_unsatisfiable('mpileaks^mpi@3:', 'mpileaks^mpich2')
- self.check_unsatisfiable('mpileaks^mpi@3:', 'mpileaks^mpich@1.0')
+ self.check_unsatisfiable('mpileaks^mpi@3:', '^mpich2@1.4')
+ self.check_unsatisfiable('mpileaks^mpi@3:', '^mpich2')
+ self.check_unsatisfiable('mpileaks^mpi@3:', '^mpich@1.0')
def test_constrain(self):
diff --git a/lib/spack/spack/test/spec_syntax.py b/lib/spack/spack/test/spec_syntax.py
index 4079650246..ec6761015e 100644
--- a/lib/spack/spack/test/spec_syntax.py
+++ b/lib/spack/spack/test/spec_syntax.py
@@ -1,7 +1,7 @@
import unittest
import spack.spec
from spack.spec import *
-from spack.parse import Token, ParseError
+from spack.parse import Token
# Sample output for a complex lexing.
complex_lex = [Token(ID, 'mvapich_foo'),
@@ -96,10 +96,10 @@ class SpecSyntaxTest(unittest.TestCase):
self.check_parse("x^y", "x@: ^y@:")
def test_parse_errors(self):
- self.assertRaises(ParseError, self.check_parse, "x@@1.2")
- self.assertRaises(ParseError, self.check_parse, "x ^y@@1.2")
- self.assertRaises(ParseError, self.check_parse, "x@1.2::")
- self.assertRaises(ParseError, self.check_parse, "x::")
+ self.assertRaises(SpecParseError, self.check_parse, "x@@1.2")
+ self.assertRaises(SpecParseError, self.check_parse, "x ^y@@1.2")
+ self.assertRaises(SpecParseError, self.check_parse, "x@1.2::")
+ self.assertRaises(SpecParseError, self.check_parse, "x::")
def test_duplicate_variant(self):
self.assertRaises(DuplicateVariantError, self.check_parse, "x@1.2+debug+debug")