jslib_js_of_ocaml.js

// Js_of_ocaml library
// http://www.ocsigen.org/js_of_ocaml/
// Copyright (C) 2010 Jérôme Vouillon
// Laboratoire PPS - CNRS Université Paris Diderot
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, with linking exception;
// either version 2.1 of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

///////////// Jslib: code specific to Js_of_ocaml

//Provides: caml_js_from_bool const
function caml_js_from_bool(x) { return !!x; }
//Provides: caml_js_to_bool const
function caml_js_to_bool(x) { return +x; }
//Provides: caml_js_from_float const
function caml_js_from_float(x) { return x; }
//Provides: caml_js_to_float const
function caml_js_to_float(x) { return x; }
//Provides: caml_js_from_string mutable
//Requires: MlString
function caml_js_from_string(s) { return s.toString(); }
//Provides: caml_js_from_array mutable
//Requires: raw_array_sub
function caml_js_from_array(a) { return raw_array_sub(a,1,a.length-1); }
//Provides: caml_js_to_array mutable
//Requires: raw_array_cons
function caml_js_to_array(a) { return raw_array_cons(a,0); }

//Provides: caml_js_var mutable
//Requires: js_print_stderr
//Requires: MlString
function caml_js_var(x) {
  var x = x.toString();
  //Checks that x has the form ident[.ident]*
  if(!x.match(/^[a-zA-Z_$][a-zA-Z_$0-9]*(\.[a-zA-Z_$][a-zA-Z_$0-9]*)*$/)){
    js_print_stderr("caml_js_var: \"" + x + "\" is not a valid JavaScript variable. continuing ..");
    //joo_global_object.console.error("Js.Unsafe.eval_string")
  }
  return eval(x);
}
//Provides: caml_js_call
//Requires: caml_js_from_array
function caml_js_call(f, o, args) { return f.apply(o, caml_js_from_array(args)); }
//Provides: caml_js_fun_call
//Requires: caml_js_from_array
function caml_js_fun_call(f, args) { return f.apply(null, caml_js_from_array(args)); }
//Provides: caml_js_meth_call
//Requires: MlString
//Requires: caml_js_from_array
function caml_js_meth_call(o, f, args) {
  return o[f.toString()].apply(o, caml_js_from_array(args));
}
//Provides: caml_js_new
//Requires: caml_js_from_array
function caml_js_new(c, a) {
  switch (a.length) {
  case 1: return new c;
  case 2: return new c (a[1]);
  case 3: return new c (a[1],a[2]);
  case 4: return new c (a[1],a[2],a[3]);
  case 5: return new c (a[1],a[2],a[3],a[4]);
  case 6: return new c (a[1],a[2],a[3],a[4],a[5]);
  case 7: return new c (a[1],a[2],a[3],a[4],a[5],a[6]);
  case 8: return new c (a[1],a[2],a[3],a[4],a[5],a[6], a[7]);
  }
  function F() { return c.apply(this, caml_js_from_array(a)); }
  F.prototype = c.prototype;
  return new F;
}
//Provides: caml_js_wrap_callback const
//Requires: caml_call_gen,raw_array_copy
function caml_js_wrap_callback(f) {
  return function () {
    if(arguments.length > 0){
      return caml_call_gen(f, raw_array_copy(arguments));
    } else {
      return caml_call_gen(f, [undefined]);
    }
  }
}
//Provides: caml_js_wrap_meth_callback const
//Requires: caml_call_gen,raw_array_cons
function caml_js_wrap_meth_callback(f) {
  return function () {
    return caml_call_gen(f,raw_array_cons(arguments,this));
  }
}
//Provides: caml_js_wrap_meth_callback_unsafe const
//Requires: caml_call_gen,raw_array_cons
function caml_js_wrap_meth_callback_unsafe(f) {
  return function () { f.apply(null, raw_array_cons(arguments,this)); }
}
//Provides: caml_js_equals mutable
function caml_js_equals (x, y) { return +(x == y); }
//Provides: caml_js_to_byte_string const
//Requires: caml_new_string
function caml_js_to_byte_string (s) {return caml_new_string (s);}

//Provides: caml_js_eval_string
//Requires: MlString
function caml_js_eval_string (s) {return eval(s.toString());}

//Provides: caml_js_expr
//Requires: js_print_stderr
//Requires: MlString
function caml_js_expr(s) {
  js_print_stderr("caml_js_expr: fallback to runtime evaluation");
  return eval(s.toString());}

//Provides: caml_pure_js_expr const
//Requires: js_print_stderr
//Requires: MlString
function caml_pure_js_expr (s){
  js_print_stderr("caml_pure_js_expr: fallback to runtime evaluation");
  return eval(s.toString());}

//Provides: caml_js_object
//Requires: MlString
function caml_js_object (a) {
  var o = {};
  for (var i = 1; i < a.length; i++) {
    var p = a[i];
    o[p[1].toString()] = p[2];
  }
  return o;
}