Lab1.
A nice test script
format it first, so we can makes diff more useful
finished exercise 1 and 2
added .gitignore
finished lab 1
formated code base
formate line ending to unix style
change line ending to unix style
finally finished merge conflict
finished lab 2 exercise 4
finished ast generator in Parser, but elaborator has some bug, I will fix it later
remove some unused import
finished Lab2, only need to impove error report
finished Lab2
formatted Lab3
finally conflict resolved
rm orig file
resolved some error caused by resolving conflict
dox2unix runtime/*