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unminify: Update for webpack chunk splitting.

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Signed-off-by: Anders Kaseorg <anders@zulipchat.com>
This commit is contained in:
Anders Kaseorg
2019-11-01 17:19:39 -07:00
committed by Anders Kaseorg
parent 2e1529e879
commit f7245e9ec6
1 changed files with 9 additions and 8 deletions
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17
zerver/lib/unminify.py
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@@ -29,22 +29,23 @@ class SourceMap:
out = '' # type: str
for ln in stacktrace.splitlines():
out += ln + '\n'
match = re.search(r'/static/webpack-bundles/(.+)(\.[\.0-9a-f]+\.js):(\d+):(\d+)', ln)
match = re.search(r'/static/webpack-bundles/([^:]+):(\d+):(\d+)', ln)
if match:
# Get the appropriate source map for the minified file.
minified_src = match.groups()[0] + match.groups()[1]
minified_src = match.groups()[0]
index = self._index_for(minified_src)
gen_line, gen_col = list(map(int, match.groups()[2:4]))
gen_line, gen_col = list(map(int, match.groups()[1:3]))
# The sourcemap lib is 0-based, so subtract 1 from line and col.
try:
result = index.lookup(line=gen_line-1, column=gen_col-1)
display_src = result.src
webpack_prefix = "webpack:///"
if display_src.startswith(webpack_prefix):
display_src = display_src[len(webpack_prefix):]
out += (' = %s line %d column %d\n' %
(display_src, result.src_line+1, result.src_col+1))
if display_src is not None:
webpack_prefix = "webpack:///"
if display_src.startswith(webpack_prefix):
display_src = display_src[len(webpack_prefix):]
out += (' = %s line %d column %d\n' %
(display_src, result.src_line+1, result.src_col+1))
except IndexError:
out += ' [Unable to look up in source map]\n'