bring location support back in a simplified flavor
track only the start of the lexeme (closes #4)
pre-fill the loc property to fix hidden classes
slightly untangle the code
stub for locations testing
expose more classes
typo
always return a node of some type
fix comments
incapsulate location internals in lexer
all the code for the locations burden
remove this annoying block wrapper
fix null/undefined duality by avoiding JSON in testing
SQUASHME: always return a node of some type
first ever location test passing OK
fix col unpacking
simplify location
EOF location
allow empty string as an argument
uniform $$.loc notation