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emscripten/tools/scan_js.py at universal-python · JavaScriptIOT/emscripten · GitHub
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/
scan_js.py
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emscripten
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tools
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scan_js.py
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'''
Finds why a .js file is large by printing functions by size
'''
import
os
,
sys
funcs
=
[]
i
=
0
inside
=
None
for
line
in
open
(
sys
.
argv
[
1
]):
i
+=
1
if
line
.
startswith
(
'function _'
):
inside
=
line
.
replace
(
'function '
,
''
).
replace
(
'
\n
'
,
''
)
start
=
i
elif
inside
and
line
.
startswith
(
'}'
):
funcs
.
append
((
inside
,
i
-
start
))
inside
=
None
print
'
\n
'
.
join
(
map
(
lambda
func
:
str
(
func
[
1
])
+
':'
+
func
[
0
],
sorted
(
funcs
,
key
=
lambda
func
:
-
func
[
1
])))
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