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Diffstat (limited to 'test/generate2.lm')
| -rw-r--r-- | test/generate2.lm | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/test/generate2.lm b/test/generate2.lm new file mode 100644 index 0000000..946c478 --- /dev/null +++ b/test/generate2.lm @@ -0,0 +1,214 @@ +##### LM ##### +context generate + def open_item + type: str + num: int + [] + + OpenStack: list<open_item> + + lex + token stray_close // + + token ocurly /'{'+/ + { + input.pull( match_length ) + + cons OI: open_item( '{' match_length ) [] + OpenStack.push( OI ) + i: int = 0 + while ( i < match_length ) { + input.push( make_token( typeid<ocurly> '{' ) ) + i = i + 1 + } + } + + token ccurly1 // + token ccurly2 // + token ccurly3 // + token missing_curly // + + token tmp1 /'}'+/ + { + if OpenStack.length > 0 && OpenStack.tail.type == '{' { + length: int = 3 + if ( length > match_length ) + length = match_length + + Tail: open_item = OpenStack.pop() + if ( length > Tail.num ) + length = Tail.num + + if ( length == 1 ) + input.push( make_token( typeid<ccurly1> input.pull( 1 ) ) ) + else if ( length == 2 ) + input.push( make_token( typeid<ccurly2> input.pull( 2 ) ) ) + else if ( length == 3 ) + input.push( make_token( typeid<ccurly3> input.pull( 3 ) ) ) + + Tail.num = Tail.num - length + + if ( Tail.num > 0 ) + OpenStack.push( Tail ) + } + else { + input.push( make_token( typeid<stray_close> input.pull( match_length ) ) ) + } + } + + token osquare /'['+/ + { + input.pull( match_length ) + OI: open_item = construct open_item( '[' match_length ) [] + OpenStack.push( OI ) + i: int = 0 + while ( i < match_length ) { + input.push( make_token( typeid<osquare> '[' ) ) + i = i + 1 + } + } + + token csquare1 // + token csquare2 // + token missing_square // + + token tmp2 /']'+/ + { + if OpenStack.length > 0 && OpenStack.tail.type == '[' { + length: int = 2 + if ( length > match_length ) + length = match_length + + Tail: open_item = OpenStack.pop() + if ( length > Tail.num ) + length = Tail.num + + if ( length == 1 ) + input.push( make_token( typeid<csquare1> input.pull( 1 ) ) ) + else if ( length == 2 ) + input.push( make_token( typeid<csquare2> input.pull( 2 ) ) ) + + Tail.num = Tail.num - length + + if ( Tail.num > 0 ) + OpenStack.push( Tail ) + } + else { + input.push( make_token( typeid<stray_close> input.pull( match_length ) ) ) + } + } + + literal `| + token char /any/ + + preeof { + while ( OpenStack.length > 0 ) { + Tail: open_item = OpenStack.pop() + i: int + if ( Tail.type == '{' ) { + i = 0 + while ( i < Tail.num ) { + input.push( make_token( typeid<missing_curly> '}' ) ) + i = i + 1 + } + } + else if ( Tail.type == '[' ) { + i = 0 + while ( i < Tail.num ) { + input.push( make_token( typeid<missing_square> ']' ) ) + i = i + 1 + } + } + } + } + end + + # + # Internal Links + # + + + lex + literal `http: + literal `ftp: + literal `mailto: + end + + def el_prefix + [`http:] + | [`ftp:] + | [`mailto:] + + def external_link + [osquare item* csquare1] + + def internal_link + [osquare osquare item* csquare2] + + def unclosed_square + [osquare item* missing_square] + + # + # Templates + # + + def sing_template + [ocurly item* ccurly1] + + def template + [ocurly ocurly item* ccurly2] + + def parameter + [ocurly ocurly ocurly item* ccurly3] + + def unclosed_curly + [ocurly item* missing_curly] + + # + # Template Parameters + # + + + def U1 [] + def U2 [] + def U3 [] + + def item + [external_link] + | [internal_link] + | [unclosed_curly] + | [sing_template] + | [template] + | [parameter] + | [unclosed_curly] + | [stray_close] + | [osquare] + | [`|] + | [char] + + def start + [item*] + +end # generate + +cons Generate: generate[] + +Generate.OpenStack = construct list<generate::open_item> [] +Sentinal: generate::open_item = construct generate::open_item( '** SENTINAL **' 1 ) [] +Generate.OpenStack.push( Sentinal ) + +parse S: generate::start(Generate)[stdin] + +if S { + for I: generate::external_link in S + print( 'EXTERNAL LINK: ' I '\n' ) + + for I: generate::internal_link in S + print( 'INTERNAL LINK: ' I '\n' ) +} +##### IN ##### +[external] +[[internal]] +##### EXP ##### +EXTERNAL LINK: [external] +INTERNAL LINK: [[internal]] |