diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/spack/spack/spec.py | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/lib/spack/spack/spec.py b/lib/spack/spack/spec.py index 32e08d3896..05db84806f 100644 --- a/lib/spack/spack/spec.py +++ b/lib/spack/spack/spec.py @@ -1985,10 +1985,19 @@ class Spec(object): try: changed |= spec_deps[dep.name].constrain(dep) except UnsatisfiableSpecError as e: - e.message = "Invalid spec: '%s'. " - e.message += "Package %s requires %s %s, but spec asked for %s" - e.message %= (spec_deps[dep.name], dep.name, - e.constraint_type, e.required, e.provided) + fmt = 'An unsatisfiable {0}'.format(e.constraint_type) + fmt += ' constraint has been detected for spec:' + fmt += '\n\n{0}\n\n'.format(spec_deps[dep.name].tree(indent=4)) + fmt += 'while trying to concretize the partial spec:' + fmt += '\n\n{0}\n\n'.format(self.tree(indent=4)) + fmt += '{0} requires {1} {2} {3}, but spec asked for {4}' + e.message = fmt.format( + self.name, + dep.name, + e.constraint_type, + e.required, + e.provided + ) raise e # Add merged spec to my deps and recurse |