generate mappings for each function node and parameters and variables names associated with it . concode_field_sep int parentScope concode_elem_sep ArrayList functionBracePositions concode_elem_sep ObjArray funcObjects concode_elem_sep int functionNum concode_elem_sep ArrayList functionVarMappings concode_elem_sep int lastTokenCount concode_elem_sep ArrayList replacedTokens concode_field_sep boolean isInScopeChain concode_elem_sep void reset concode_elem_sep void leaveNestingLevel concode_elem_sep String getMappedToken concode_elem_sep String getPreviousTokenMapping concode_elem_sep void collectFuncNodes concode_elem_sep int sourceCompress concode_elem_sep void enterNestingLevel