mirror of https://github.com/poanetwork/quorum.git
223 lines
3.9 KiB
Perl
Executable File
223 lines
3.9 KiB
Perl
Executable File
#!/usr/bin/env perl
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use strict;
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use warnings;
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my (%token, @order, @keywords);
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{
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my $keywords;
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my @const;
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push @const, <<_END_;
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package token
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const(
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_ Token = iota
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_END_
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for (split m/\n/, <<_END_) {
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ILLEGAL
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EOF
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COMMENT
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KEYWORD
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STRING
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BOOLEAN
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NULL
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NUMBER
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IDENTIFIER
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PLUS +
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MINUS -
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MULTIPLY *
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SLASH /
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REMAINDER %
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AND &
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OR |
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EXCLUSIVE_OR ^
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SHIFT_LEFT <<
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SHIFT_RIGHT >>
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UNSIGNED_SHIFT_RIGHT >>>
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AND_NOT &^
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ADD_ASSIGN +=
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SUBTRACT_ASSIGN -=
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MULTIPLY_ASSIGN *=
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QUOTIENT_ASSIGN /=
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REMAINDER_ASSIGN %=
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AND_ASSIGN &=
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OR_ASSIGN |=
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EXCLUSIVE_OR_ASSIGN ^=
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SHIFT_LEFT_ASSIGN <<=
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SHIFT_RIGHT_ASSIGN >>=
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UNSIGNED_SHIFT_RIGHT_ASSIGN >>>=
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AND_NOT_ASSIGN &^=
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LOGICAL_AND &&
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LOGICAL_OR ||
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INCREMENT ++
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DECREMENT --
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EQUAL ==
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STRICT_EQUAL ===
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LESS <
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GREATER >
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ASSIGN =
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NOT !
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BITWISE_NOT ~
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NOT_EQUAL !=
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STRICT_NOT_EQUAL !==
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LESS_OR_EQUAL <=
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GREATER_OR_EQUAL <=
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LEFT_PARENTHESIS (
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LEFT_BRACKET [
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LEFT_BRACE {
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COMMA ,
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PERIOD .
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RIGHT_PARENTHESIS )
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RIGHT_BRACKET ]
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RIGHT_BRACE }
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SEMICOLON ;
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COLON :
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QUESTION_MARK ?
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firstKeyword
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IF
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IN
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DO
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VAR
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FOR
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NEW
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TRY
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THIS
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ELSE
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CASE
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VOID
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WITH
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WHILE
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BREAK
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CATCH
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THROW
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RETURN
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TYPEOF
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DELETE
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SWITCH
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DEFAULT
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FINALLY
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FUNCTION
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CONTINUE
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DEBUGGER
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INSTANCEOF
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lastKeyword
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_END_
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chomp;
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next if m/^\s*#/;
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my ($name, $symbol) = m/(\w+)\s*(\S+)?/;
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if (defined $symbol) {
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push @order, $name;
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push @const, "$name // $symbol";
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$token{$name} = $symbol;
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} elsif (defined $name) {
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$keywords ||= $name eq 'firstKeyword';
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push @const, $name;
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#$const[-1] .= " Token = iota" if 2 == @const;
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if ($name =~ m/^([A-Z]+)/) {
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push @keywords, $name if $keywords;
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push @order, $name;
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if ($token{SEMICOLON}) {
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$token{$name} = lc $1;
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} else {
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$token{$name} = $name;
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}
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}
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} else {
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push @const, "";
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}
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}
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push @const, ")";
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print join "\n", @const, "";
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}
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{
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print <<_END_;
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var token2string = [...]string{
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_END_
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for my $name (@order) {
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print "$name: \"$token{$name}\",\n";
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}
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print <<_END_;
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}
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_END_
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print <<_END_;
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var keywordTable = map[string]_keyword{
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_END_
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for my $name (@keywords) {
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print <<_END_
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"@{[ lc $name ]}": _keyword{
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token: $name,
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},
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_END_
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}
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for my $name (qw/
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const
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class
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enum
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export
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extends
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import
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super
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/) {
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print <<_END_
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"$name": _keyword{
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token: KEYWORD,
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futureKeyword: true,
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},
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_END_
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}
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for my $name (qw/
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implements
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interface
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let
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package
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private
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protected
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public
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static
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/) {
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print <<_END_
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"$name": _keyword{
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token: KEYWORD,
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futureKeyword: true,
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strict: true,
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},
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_END_
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}
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print <<_END_;
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}
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_END_
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}
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