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(* ocaml test file -- a big stew of Objective Caml syntax to use to
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test Kate's syntax highlighting. This will not run! :-) *)
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(* First a little piece of real OCaml that should look right: *)
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#load "basic";;
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(* Return a default value for a BASIC variable given its identifer. *)
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let default_value (ident : string) : basic_value =
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assert (String.length ident > 0);
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match ident.[String.length ident - 1] with
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| '$' -> Str ""
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| '%' -> Int 0
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| '!' -> Flt 0.0
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| _ -> Flt 0.0
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;;
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(* Directives: *)
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#load "pa_o";;
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#load "pa_o";;
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object # meth ;; (* not a directive - a method call *)
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object
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# meth ;; (* not a directive - a method call *)
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(* OCaml keywords: *)
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and as assert asr (* etc. there so many... *)
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(* Additional OCaml Revised Syntax keywords: *)
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(* These are in a seperate category so they can be coloured to look
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like identifiers when ordinary OCaml syntax is being used: *)
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declare where value
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(* There's no way to reliably highlight all OCaml type expressions,
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(they can be very complex) so just the built-in type names are highlighted.*)
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exn lazy_t format unit int real char string ref array bool list option
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let integers : int list = [
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123456789; (* decimal *)
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-0xabcedf0123456789; (* hexadecimal *)
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0xABCDEF0123456789; (* hexadecimal *)
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-0o1234567; (* octal *)
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0b01001010101010; (* binary *)
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-0Xabcedf0123456789; (* hexadecimal *)
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0XABCDEF0123456789; (* hexadecimal *)
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-0O1234567; (* octal *)
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0B01001010101010; (* binary *)
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-123_456_789; (* Underscores are allowed in numeric constants. *)
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0x_abce_df01_2345_6789;
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-0o12_34_567;
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0b_0100_1010_1010_1101;
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];;
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let floats : real list = [
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12345.6789;
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-1.23456789e4; (* All variations of the exponent form *)
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1.23456789e+4;
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-1.23456789e-4;
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1.23456789E-4;
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-1.23456789E+4;
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12_345.6789; (* Underscores are allowed in numeric constants. *)
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-1.23_456_789e+4;
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12_345.6789;
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];;
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let characters : char list = [
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'a';
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' ';
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'<27>';
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'\n'; '\r'; '\t'; '\b'; (* Control characters. Only these four: not the full C-language range. *)
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'\000'; '\128'; (* Decimal character codes. These are always 3 digits. *)
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'\x02'; '\xff'; '\xFF'; (* Hexadecimal character codes. These are always 3 digits. *)
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'\\'; '\''; '\"'; '"' (* Quote character escapes. *)
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];;
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(* Quotes used to mark constants in parsers should
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not be confused with character constant quotes.
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"Ticks" at the end of identifiers should
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not be confused with character constant quotes. *)
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let basic_identifier =
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parser
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[< ''F'; ''N'; name = s >] -> ID (s, 'f')
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| [< name = s' >] -> ID (s','i')
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;;
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let strings : string list = [
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""; (* Empty string *)
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"a"; " "; "<EFBFBD>"; "ab";
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"A\nB"; "A\rB"; "A\tB"; "A\bB"; (* Control characters. Only these four: not the full C-language range. *)
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"A\000B"; "A\128B"; (* Decimal character codes. These are always 3 digits. *)
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"A\x02B"; "A\xffB"; "A\xFFB"; (* Hexadecimal character codes. These are always 3 digits. *)
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"A\\B"; "A\'B"; "A'B"; "A\"B"; (* Quote character escapes. *)
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"A multiline\
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string";
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];
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let camlp4_quotations = [
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<<A Camlp4 source code quotation.>> ;
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<:QUOTE<A labelled Camlp4 source code quotation.>> ;
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<:QU<EFBFBD>T<EFBFBD><A labelled Camlp4 source code quotation. (Latin-1 identifier.)>> ;
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<< A quote with an escape: \>> (end-quote symbol) >> ;
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<< A quote with an escape: \<< (plain start quote-symbol) >> ;
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<< A quote with an escape: \<:Trouv<EFBFBD>< (labelled start-quote symbol) >> ;
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];;
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(* end *)
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