#!/usr/bin/python

import sys
import os.path
import re

if len(sys.argv) < 3:
    print "Usage: check-lasso-sections.py lasso docs/referenrece/lasso/lasso-sections.txt"
    sys.exit(1)
source=sys.argv[1]
lasso_sections_txt=sys.argv[2]

methods=[]

for dirpath, dirnames, filenames in os.walk(source):
    for filename in filenames:
        _, ext = os.path.splitext(filename)
        lines = list(file(os.path.join(dirpath, filename)))
        while lines:
            line, lines = lines[0], lines[1:]
            line=line.strip()
            if line.startswith('LASSO_EXPORT'):
                while not ';' in line:
                    line=line.strip()
                    line, lines = line + lines[0], lines[1:]
                line=line.strip()
                m=re.match(r'LASSO_EXPORT[^(]*[ \t*](\w+)\s*\(', line)
                if m:
                    methods.append(m.group(1))

lasso_sections_txt=file(lasso_sections_txt).read()

print ' = Methods missing from lasso-sections.txt =\n'
for method in methods:
    if not method in lasso_sections_txt:
        print method

print ' = Methods in lasso-sections.txt which does not exist anymore = \n'
for line in lasso_sections_txt.splitlines():
    if line.startswith('lasso_'):
        if line not in methods:
            print line