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SOURCE_FILE
FN
FN_KW "fn"
WHITESPACE " "
NAME
IDENT "main"
PARAM_LIST
L_PAREN "("
R_PAREN ")"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
WHITESPACE "\n "
LET_STMT
LET_KW "let"
WHITESPACE " "
BOX_PAT
BOX_KW "box"
WHITESPACE " "
IDENT_PAT
NAME
IDENT "i"
WHITESPACE " "
EQ "="
WHITESPACE " "
TUPLE_EXPR
L_PAREN "("
R_PAREN ")"
SEMICOLON ";"
WHITESPACE "\n "
LET_STMT
LET_KW "let"
WHITESPACE " "
BOX_PAT
BOX_KW "box"
WHITESPACE " "
RECORD_PAT
PATH
PATH_SEGMENT
NAME_REF
IDENT "Outer"
WHITESPACE " "
RECORD_PAT_FIELD_LIST
L_CURLY "{"
WHITESPACE " "
RECORD_PAT_FIELD
BOX_PAT
BOX_KW "box"
WHITESPACE " "
IDENT_PAT
NAME
IDENT "i"
COMMA ","
WHITESPACE " "
RECORD_PAT_FIELD
NAME_REF
IDENT "j"
COLON ":"
WHITESPACE " "
BOX_PAT
BOX_KW "box"
WHITESPACE " "
TUPLE_STRUCT_PAT
PATH
PATH_SEGMENT
NAME_REF
IDENT "Inner"
L_PAREN "("
BOX_PAT
BOX_KW "box"
WHITESPACE " "
REF_PAT
AMP "&"
IDENT_PAT
NAME
IDENT "x"
R_PAREN ")"
WHITESPACE " "
R_CURLY "}"
WHITESPACE " "
EQ "="
WHITESPACE " "
TUPLE_EXPR
L_PAREN "("
R_PAREN ")"
SEMICOLON ";"
WHITESPACE "\n "
LET_STMT
LET_KW "let"
WHITESPACE " "
BOX_PAT
BOX_KW "box"
WHITESPACE " "
IDENT_PAT
REF_KW "ref"
WHITESPACE " "
MUT_KW "mut"
WHITESPACE " "
NAME
IDENT "i"
WHITESPACE " "
EQ "="
WHITESPACE " "
TUPLE_EXPR
L_PAREN "("
R_PAREN ")"
SEMICOLON ";"
WHITESPACE "\n"
R_CURLY "}"
WHITESPACE "\n"