/*
* Universal module definition for debug.
*/
(function(root, factory) {
/* istanbul ignore next */
if (typeof define === 'function' && define.amd) {
define(['require', './global', './io/io', './enums/MODE_GEN', './enums/SYM', './enums/ASSOC'], factory);
} else if (typeof module === 'object' && module.exports) {
module.exports = factory(require);
} else {
root.jsccdebug = factory(function(mod) {
return root["jscc" + mod.split("/").pop()];
});
}
}(this,
/**
* @param {reqParameter} require
* @param {...*} others
* @returns {jscc.debug}
*/
function(require, others) {
//>>excludeStart("closure", pragmas.closure);
var jscc = {};
var has = /** @type {hasObject} */ (require("./localHas"));
//>>excludeEnd("closure");
var io,
global = /** @type {jscc.global} */ (require("./global")),
MODE_GEN = require("./enums/MODE_GEN"),
SYM = require("./enums/SYM"),
ASSOC = require("./enums/ASSOC");
/**
* @suppress {uselessCode}
*/
(function() {
if (has("node")) {
io = /** @type {jscc.io} */ (require("./io/ioNode"));
} else {
io = /** @type {jscc.io} */ (require("./io/io"));
}
})();
/**
* Debugging-output functions.
* @namespace jscc.debug
*/
/**
* Debugging-output functions.
* @module {jscc.debug} jscc/debug
* @requires module:jscc/global
* @requires module:jscc/io/io
* @constructor
*/
jscc.debug = function() {
};
jscc.debug.prototype = {
/**
* Prints debugging output related to the current value of the
* {@link jscc.global.symbols} array.
* @param {jscc.enums.MODE_GEN} mode - The current output mode.
* @memberof jscc.debug
*/
print_symbols: function(mode) {
if (mode == MODE_GEN.HTML) {
io.write_debug("<table class=\"debug\" cellpadding=\"0\" cellspacing=\"0\">");
io.write_debug("<tr>");
io.write_debug("<td class=\"tabtitle\" colspan=\"3\">Symbols Overview</td>");
io.write_debug("</tr>");
io.write_debug("<tr>");
io.write_debug("<td class=\"coltitle\">Symbol</td>");
io.write_debug("<td class=\"coltitle\">Type</td>");
io.write_debug("</tr>");
} else if (mode == MODE_GEN.TEXT) {
io.write_debug("--- Symbol Dump ---");
}
for (var i = 0; i < global.symbols.length; i++) {
if (mode == MODE_GEN.HTML) {
io.write_debug("<tr>");
io.write_debug("<td>");
io.write_debug(global.symbols[i].label);
io.write_debug("</td>");
io.write_debug("<td>");
io.write_debug(((global.symbols[i].kind == SYM.NONTERM) ? "Non-terminal" : "Terminal"));
io.write_debug("</td>");
} else if (mode == MODE_GEN.TEXT) {
var output = "";
output = global.symbols[i].label;
for (var j = output.length; j < 20; j++) {
output += " ";
}
output += ((global.symbols[i].kind == SYM.NONTERM) ? "Non-terminal" : "Terminal");
if (global.symbols[i].kind == SYM.TERM) {
for (var j = output.length; j < 40; j++) {
output += " ";
}
output += global.symbols[i].level + "/";
switch (global.symbols[i].associativity) {
case ASSOC.NONE:
output += "^";
break;
case ASSOC.LEFT:
output += "<";
break;
case ASSOC.RIGHT:
output += ">";
break;
}
}
io.write_debug(output);
}
}
if (mode == MODE_GEN.HTML) {
io.write_debug("</table>");
} else if (mode == MODE_GEN.TEXT) {
io.write_debug("");
}
},
/**
* Prints debugging output related to the grammar being processed,
* using information from the {@link jscc.global.symbols} and
* {@link jscc.global.productions} arrays.
* @param {jscc.enums.MODE_GEN} mode - The current output mode.
* @memberof jscc.debug
*/
print_grammar: function(mode) {
if (mode == MODE_GEN.HTML) {
io.write_debug("<table class=\"debug\" cellpadding=\"0\" cellspacing=\"0\">");
io.write_debug("<tr>");
io.write_debug("<td class=\"tabtitle\" colspan=\"3\">Grammar Overview</td>");
io.write_debug("</tr>");
io.write_debug("<tr>");
io.write_debug("<td class=\"coltitle\">Left-hand side</td>");
io.write_debug("<td class=\"coltitle\">FIRST-set</td>");
io.write_debug("<td class=\"coltitle\">Right-hand side</td>");
io.write_debug("</tr>");
for (var i = 0; i < global.symbols.length; i++) {
io.write_debug("<tr>");
if (global.symbols[i].kind == SYM.NONTERM) {
io.write_debug("<td>");
io.write_debug(global.symbols[i].label);
io.write_debug("</td>");
io.write_debug("<td>");
for (var j = 0; j < global.symbols[i].first.length; j++) {
io.write_debug("<b>" + global.symbols[global.symbols[i].first[j]].label + "</b>");
}
io.write_debug("</td>");
io.write_debug("<td>");
for (var j = 0; j < global.symbols[i].prods.length; j++) {
for (var k = 0; k < global.productions[global.symbols[i].prods[j]].rhs.length; k++) {
if (global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].kind ==
SYM.TERM) {
io.write_debug("<b>" +
global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].label +
"</b>");
} else {
io.write_debug(" " +
global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].label +
" ");
}
}
io.write_debug("<br />");
}
io.write_debug("</td>");
}
io.write_debug("</tr>");
}
io.write_debug("</table>");
} else if (mode == MODE_GEN.TEXT) {
var output = "";
for (var i = 0; i < global.symbols.length; i++) {
if (global.symbols[i].kind == SYM.NONTERM) {
output += global.symbols[i].label + " {";
for (var j = 0; j < global.symbols[i].first.length; j++) {
output += " " + global.symbols[global.symbols[i].first[j]].label + " ";
}
output += "}\n";
for (var j = 0; j < global.symbols[i].prods.length; j++) {
output += "\t";
for (var k = 0; k < global.productions[global.symbols[i].prods[j]].rhs.length; k++) {
if (global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].kind ==
SYM.TERM) {
output += "#" +
global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].label +
" ";
} else {
output +=
global.symbols[global.productions[global.symbols[i].prods[j]].rhs[k]].label +
" ";
}
}
output += "\n";
}
}
}
io.write_debug(output);
}
},
/**
* Prints debugging information relating to the provided array
* of Item objects.
* @param {jscc.enums.MODE_GEN} mode - The current output mode.
* @param {string} label - A label for the debugging output.
* @param {Array<!jscc.classes.Item>} item_set - The items for which to print information.
* @memberof jscc.debug
*/
print_item_set: function(mode, label, item_set) {
var i, j;
if (item_set.length == 0) {
return;
}
if (mode == MODE_GEN.HTML) {
io.write_debug("<table class=\"debug\" cellpadding=\"0\" cellspacing=\"0\">");
io.write_debug("<tr>");
io.write_debug("<td class=\"tabtitle\" colspan=\"2\">" + label + "</td>");
io.write_debug("</tr>");
io.write_debug("<tr>");
io.write_debug("<td class=\"coltitle\" width=\"35%\">Lookahead</td>");
io.write_debug("<td class=\"coltitle\" width=\"65%\">Production</td>");
io.write_debug("</tr>");
} else if (mode == MODE_GEN.TEXT) {
io.write_debug("--- " + label + " ---");
}
for (i = 0; i < item_set.length; i++) {
if (mode == MODE_GEN.HTML) {
io.write_debug("<tr>");
io.write_debug("<td>");
for (j = 0; j < item_set[i].lookahead.length; j++) {
io.write_debug("<b>" + global.symbols[item_set[i].lookahead[j]].label + "</b> ");
}
io.write_debug("</td>");
io.write_debug("<td>");
io.write_debug(global.symbols[global.productions[item_set[i].prod].lhs].label + " -> ");
for (j = 0; j < global.productions[item_set[i].prod].rhs.length; j++) {
if (j == item_set[i].dot_offset) {
io.write_debug(".");
}
if (global.symbols[global.productions[item_set[i].prod].rhs[j]].kind == SYM.TERM) {
io.write_debug("<b>" + global.symbols[global.productions[item_set[i].prod].rhs[j]].label +
"</b>");
} else {
io.write_debug(
" " + global.symbols[global.productions[item_set[i].prod].rhs[j]].label + " ");
}
}
if (j == item_set[i].dot_offset) {
io.write_debug(".");
}
io.write_debug("</td>");
io.write_debug("</tr>");
} else if (mode == MODE_GEN.TEXT) {
var out = "";
out += global.symbols[global.productions[item_set[i].prod].lhs].label;
for (j = out.length; j < 20; j++) {
out += " ";
}
out += " -> ";
for (j = 0; j < global.productions[item_set[i].prod].rhs.length; j++) {
if (j == item_set[i].dot_offset) {
out += ".";
}
if (global.symbols[global.productions[item_set[i].prod].rhs[j]].kind == SYM.TERM) {
out += " #" + global.symbols[global.productions[item_set[i].prod].rhs[j]].label + " ";
} else {
out += " " + global.symbols[global.productions[item_set[i].prod].rhs[j]].label + " ";
}
}
if (j == item_set[i].dot_offset) {
out += ".";
}
for (j = out.length; j < 60; j++) {
out += " ";
}
out += "{ ";
for (j = 0; j < item_set[i].lookahead.length; j++) {
out += "#" + global.symbols[item_set[i].lookahead[j]].label + " ";
}
out += "}";
io.write_debug(out);
}
}
if (mode == MODE_GEN.HTML) {
io.write_debug("</table>");
}
}
};
return new jscc.debug();
}));