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#!/usr/bin/python3
import os
class ScopeVars:
def __init__(self, depth):
self.variables = []
self.depth = depth
def exists(self, string):
return string in self.variables
def add(self, string):
self.variables.append(string)
def check_file_for_dupe_lets(file):
found = False
line_num = 0
depth = 0
scope_vars = []
for line in file:
line_num += 1
for char in line:
if char == "{":
depth += 1
scope_vars.append(ScopeVars(depth))
elif char == "}":
for obj in scope_vars:
if obj.depth == depth:
scope_vars.remove(obj)
del obj
depth -= 1
if " let " in line:
let_start = line.index(" let ")
index = let_start + 5
for i in line[index:]:
if i != " ":
index += 1
continue
let_var = line[let_start + 5 : index]
for obj in scope_vars:
if obj.depth == depth:
if obj.exists(let_var):
print("Dupe let declaration: '%s' in '%s' at line %d" % (let_var, file.name, line_num))
found = True
else:
obj.add(let_var)
break
break
return found
def check_file_for_missing_commas(file):
found = False
line_num = 0
char_num = 0
depth = 0
scope_vars = []
in_comment = False
in_proto = False
in_method = False
need_comma_or_final_closure = False
for line in file:
line_num += 1
line = line.strip("\n")
if line.strip().startswith("//"):
continue
char_num = 0
while char_num < len(line):
char = line[char_num]
if line[char_num:char_num + 2] == "/*":
in_comment = True
elif line[char_num:char_num + 2] == "*/":
in_comment = False
if in_comment:
char_num += 1
continue
elif char == "{":
depth += 1
if need_comma_or_final_closure:
print("Missing comma after prototype method - '%s' at line %d" % (file.name, line_num))
found = True
need_comma_or_final_closure = False
if "prototype={" in line[:char_num + 1].replace(" ", ""):
in_proto = True
elif depth > 1 and in_proto:
in_method = True
elif char == "}":
depth -= 1
if depth == 0:
if in_proto:
in_proto = False
if need_comma_or_final_closure:
need_comma_or_final_closure = False
elif depth == 1 and in_proto and in_method:
in_method = False
need_comma_or_final_closure = True
elif char == ",":
if in_proto and need_comma_or_final_closure:
need_comma_or_final_closure = False
elif need_comma_or_final_closure and (char not in (" ", "\n", "\t")):
print("Missing comma after prototype method - '%s' at line %d" % (file.name, line_num))
found = True
need_comma_or_final_closure = False
char_num += 1
return found
##########################################
print("Checking for duplicate 'let' declarations - mozjs38 crashes if one is encountered within the same scope...")
found = False
for root, dirs, files in os.walk("."):
for name in files:
if name.endswith(".js"):
with open(os.path.join(root, name), "r") as file:
if check_file_for_dupe_lets(file):
found = True
if not found:
print("... no problems found")
print("\nChecking for missing comma separators between prototype methods - cinnamon crashes if one is missed...")
found = False
for root, dirs, files in os.walk("."):
for name in files:
if name.endswith(".js"):
with open(os.path.join(root, name), "r") as file:
if check_file_for_missing_commas(file):
found = True
if not found:
print("... no problems found")
quit()
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