def write_hashes(m):
from metapack.exc import MetatabFileNotFound
pm = last_build_marker_path(m)
hashes = {}
if pm.exists():
hashes['last_package'] = pm.read_text()
try:
p = MetapackDoc(hashes['last_package'])
hashes['last_hashes'] = {}
for r in p.resources():
try:
hashes['last_hashes'][r.name] = r.raw_row_generator.hash
except AttributeError as e:
warn(
f"Failed to generate hash for {r.name}, rrg={type(r)}: {type(e)} {e}"
)
except Exception as e:
warn(
f"Failed to generate hash for {r.name}, rrg={type(r)}: {type(e)} {e}"
)
except MetatabFileNotFound:
pass
tm = trial_build_marker_path(m)
if tm.exists():
hashes['trial_package'] = tm.read_text()
p = MetapackDoc(hashes['trial_package'])
hashes['trial_hashes'] = {
r.name: r.raw_row_generator.hash
for r in p.resources()
}
hp = Path(m.package_root.fspath, '.hashes.yaml')
hp.write_text(yaml.safe_dump(hashes))
def build(m):
raise NotImplementedError()
def mp(*args):
pass
name = m.doc.name
lb_file = m.package_root.fspath.joinpath('.last_build')
if m.args.result:
prt = print
else:
from metapack.cli.core import prt
if lb_file.exists():
# Run a test build
ft_args = ['build', '-FT']
if m.args.no_cache:
ft_args = ['-n'] + ft_args
mp(ft_args, do_cli_init=False)
tb_path = m.package_root.fspath.joinpath('.trial_build').read_text()
lb_path = lb_file.read_text()
tdoc = MetapackDoc(tb_path)
ldoc = MetapackDoc(lb_path)
diff_hashes = 0
for t_r in tdoc.resources():
l_r = ldoc.resource(t_r.name)
h1 = t_r.raw_row_generator.hash
h2 = l_r.raw_row_generator.hash
if h1 != h2:
diff_hashes += 1
if diff_hashes == 0:
prt(f'👍 {name}: Hashes Unchanged: will not rebuild')
return
prt(f'🛠 {name}: Hashes changed. Marked for rebuilding')
Path(m.mt_file.fspath).touch()
if m.args.increment:
m.doc.update_name(mod_version='+')
m.doc.write()
else:
prt(f'🛠 {name}: No previous build')