repos/tabletprog: parser.js annotate

annotate parser.js @ 6:554602d4cbc6

Javascript compiler backend

author	Mike Pavone <pavone@retrodev.com>
date	Wed, 21 Mar 2012 08:42:12 -0700
parents	ed5b563147ec
children	8af72f11714e

rev	line source
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	1 var mainModule;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	2 function toobj(val)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	3 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	4 switch(typeof val)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	5 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	6 case 'boolean':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	7 if(val) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	8 return mainModule.strue;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	9 } else {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	10 return mainModule.sfalse;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	11 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	12 case 'number':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	13 return mainModule.snumber(val);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	14 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	15 throw new Error("can't make val into object");
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	16 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	17
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	18 function indent(str)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	19 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	20 return str.split('\n').join('\n\t');
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	21 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	22
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	23 function osymbols(parent)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	24 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	25 this.parent = parent;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	26 this.names = {};
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	27 this.lastname = null;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	28 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	29 osymbols.prototype.find = function(name) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	30 if (name in this.names) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	31 return {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	32 type: 'self',
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	33 def: this.names[name],
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	34 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	35 } else if(this.parent) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	36 var ret = this.parent.find(name);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	37 if (ret) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	38 if(ret.type == 'self') {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	39 ret.type = 'parent';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	40 ret.depth = 1;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	41 } else if(ret.type == 'parent') {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	42 ret.depth++;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	43 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	44 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	45 return ret;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	46 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	47 return null;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	48 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	49 osymbols.prototype.defineMsg = function(name, def) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	50 this.lastname = name;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	51 this.names[name] = def;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	52 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	53 osymbols.prototype.parentObject = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	54 if (!this.parent) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	55 return 'null';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	56 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	57 return 'this';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	58 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	59
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	60 function lsymbols(parent)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	61 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	62 this.parent = parent;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	63 this.names = {};
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	64 this.lastname = null;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	65 this.needsSelfVar = false;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	66 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	67 lsymbols.prototype.find = function(name) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	68 if (name in this.names) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	69 return {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	70 type: 'local',
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	71 def: this.names[name]
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	72 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	73 } else if(this.parent) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	74 var ret = this.parent.find(name);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	75 if (ret && ret.type == 'local') {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	76 ret.type = 'upvar';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	77 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	78 return ret;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	79 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	80 return null;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	81 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	82 lsymbols.prototype.defineVar = function(name, def) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	83 this.lastname = name;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	84 this.names[name] = def;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	85 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	86 lsymbols.prototype.selfVar = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	87 if (this.parent && this.parent instanceof lsymbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	88 this.parent.needsSelf();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	89 return 'self';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	90 } else {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	91 return 'this';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	92 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	93 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	94 lsymbols.prototype.needsSelf = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	95 if (this.parent && this.parent instanceof lsymbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	96 this.parent.needsSelf();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	97 } else {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	98 this.needsSelfVar = true;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	99 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	100 };
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	101
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	102 function op(left, op, right)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	103 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	104 this.left = left;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	105 this.op = op;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	106 this.right = right;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	107 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	108 op.prototype.toJS = function(symbols, isReceiver) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	109 var ret = '(' + this.left.toJS(symbols) +' '+ (this.op == '=' ? '==' : this.op) +' '+ this.right.toJS(symbols) + ')';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	110 if (isReceiver) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	111 ret = 'toobj' + ret;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	112 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	113 return ret;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	114 };
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	115
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	116 function symbol(name)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	117 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	118 this.name = name;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	119 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	120 symbol.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	121 var name = this.cleanName();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	122 return name == 'self' ? symbols.selfVar() : 's' + name.replace("_", "UN_").replace(":", "CN_").replace("!", "EX_").replace('?', 'QS_').replace('@', 'AT_');
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	123 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	124 symbol.prototype.cleanName = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	125 return this.name[0] == ':' ? this.name.substr(1) : this.name;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	126 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	127
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	128 function intlit(val)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	129 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	130 this.val = val;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	131 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	132 intlit.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	133 return this.val.toString();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	134 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	135
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	136 function floatlit(val)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	137 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	138 this.val = val;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	139 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	140 floatlit.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	141 return this.val.toString();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	142 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	143
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	144 function strlit(val)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	145 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	146 this.val = val;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	147 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	148 strlit.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	149 return '"' + this.val.replace('\\', '\\\\').replace('"', '\\"').replace('\n', '\\n').replace('\r', '\\r') + '"';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	150 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	151
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	152 function funcall(name, args)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	153 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	154 this.name = name;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	155 this.args = args;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	156 this.receiver = null;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	157 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	158 funcall.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	159 var name = this.name[this.name.length-1] == ':' ? this.name.substr(0, this.name.length-1) : this.name;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	160 var args = this.args.slice(0, this.args.length);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	161 if (this.receiver) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	162 args.splice(0, 0, this.receiver);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	163 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	164 var funinfo = symbols.find(name);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	165 if (!funinfo) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	166 var receiver = args[0];
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	167 args.splice(0, 1);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	168 for (var i in args) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	169 args[i] = args[i].toJS(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	170 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	171 return receiver.toJS(symbols, true) + '.' + (new symbol(name)).toJS(symbols) + '(' + args.join(', ') + ')';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	172 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	173 switch(funinfo.type)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	174 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	175 case 'self':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	176 if (args.length < funinfo.def.args.length \|\| funinfo.def.args[0].name != 'self') {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	177 var receiver = new symbol('self');
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	178 } else {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	179 var receiver = args[0];
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	180 args.splice(0, 1);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	181 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	182 for (var i in args) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	183 args[i] = args[i].toJS(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	184 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	185 return receiver.toJS(symbols, true) + '.' + (new symbol(name)).toJS(symbols) + '(' + args.join(', ') + ')';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	186 case 'parent':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	187 var ret = 'this';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	188 for (var i = 0; i < funinfo.depth; ++i) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	189 ret += '.parent';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	190 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	191 ret += (new symbol(name)).toJS(symbols) + '(' + args.join(', ') + ')';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	192 return ret;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	193 case 'local':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	194 case 'upvar':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	195 return (new symbol(name)).toJS(symbols) + '(' + args.join(', ') + ')';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	196 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	197 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	198
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	199 function object(messages)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	200 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	201 this.messages = messages;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	202 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	203 object.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	204 var messages = this.messages.slice(0, this.messages.length);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	205 symbols = new osymbols(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	206 for (var i in messages) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	207 messages[i] = indent(messages[i].toJSObject(symbols));
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	208 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	209 return '{\n\tparent: ' + symbols.parentObject() + ',\n\t' + messages.join(',\n\t') + '\n}';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	210 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	211
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	212 object.prototype.toJSModule = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	213 return '(function () {\n\tvar module = ' + indent(this.toJS(null)) + ';\n\treturn module;\n})'
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	214 }
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	215
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	216 function lambda(args, expressions)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	217 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	218 this.args = args;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	219 this.expressions = expressions;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	220 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	221 lambda.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	222 var args = this.args ? this.args.slice(0, this.args.length) : [];
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	223 if (args.length && args[0].cleanName() == 'self') {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	224 args.splice(0, 1);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	225 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	226 var exprs = this.expressions.slice(0, this.expressions.length);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	227 symbols = new lsymbols(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	228 for (var i in args) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	229 symbols.defineVar(args[i].cleanName(), null);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	230 args[i] = args[i].toJS(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	231 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	232 for (var i in exprs) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	233 exprs[i] = indent(exprs[i].toJS(symbols));
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	234 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	235 if (exprs.length) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	236 exprs[exprs.length-1] = 'return ' + exprs[exprs.length-1] + ';';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	237 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	238 return 'function (' + args.join(', ') + ') {\n\t' + (symbols.needsSelfVar ? 'var self = this;\n\t' : '') + exprs.join(';\n\t') + '\n}'
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	239 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	240 lambda.prototype.toJSModule = lambda.prototype.toJS
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	241
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	242 function assignment(sym, expr)
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	243 {
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	244 this.symbol = sym;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	245 this.expression = expr;
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	246 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	247 assignment.prototype.toJS = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	248 var existing = symbols.find(this.symbol.name);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	249 var prefix = '';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	250 if (!existing) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	251 symbols.defineVar(this.symbol.name, this.expression);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	252 prefix = 'var ';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	253 } else {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	254 switch (existing.type)
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	255 {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	256 case 'self':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	257 prefix = 'this.';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	258 break;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	259 case 'parent':
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	260 prefix = 'this.';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	261 for (var i = 0; i < existing.depth; ++i) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	262 prefix += 'parent.';
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	263 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	264 break;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	265 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	266 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	267 return prefix + this.symbol.toJS(symbols) + ' = ' + this.expression.toJS(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	268 };
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	269 assignment.prototype.toJSObject = function(symbols) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	270 symbols.defineMsg(this.symbol.name, this.expression);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	271 return this.symbol.toJS(symbols) + ': ' + this.expression.toJS(symbols);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	272 };
1 a57a12bdae96 Added funcall syntax Mike Pavone <pavone@retrodev.com> parents: 0 diff changeset	273
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 var grammar =
1 a57a12bdae96 Added funcall syntax Mike Pavone <pavone@retrodev.com> parents: 0 diff changeset	275 'start = ws module:(object / lambda) ws { return module; };' +
4 a2c3ac7fafa2 Added support for comments Mike Pavone <pavone@retrodev.com> parents: 2 diff changeset	276 'ws = ([ \\t\\n\\r] / "//" [^\\n]* "\\n")*;' +
a2c3ac7fafa2 Added support for comments Mike Pavone <pavone@retrodev.com> parents: 2 diff changeset	277 'hws = ([ \\t] / "/" ([^] / "" ! "/") "/" );' +
2 454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	278 'expr = e:(funcall / methcall / opexpr) ws { return e; };' +
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	279 'opexpr = left:addsub hws opn:("<=" / ">=" / "<" / ">" / "=") hws right:opexpr { return new op(left, opn, right); } / addsub;' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	280 'addsub = left:muldiv hws opn:("+"/"-") hws right:addsub { return new op(left, opn, right); } / muldiv;'+
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	281 'muldiv = left:primlitsym hws opn:("*"/"/") hws right:muldiv { return new op(left, opn, right); } / primlitsym;'+
2 454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	282 'primlitsym = hws val:(float / int / string / symbol / object / lambda / "(" expr:expr hws ")" { return expr; }) { return val; };' +
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	283 'symbol = chars:[a-zA-Z_!?@]+ trailing:(":"? [a-zA-Z_!?@0-9])* ! ":" { for (var i in trailing) { trailing[i] = trailing[i].join(""); } return new symbol(chars.join("") + trailing.join("")); };' +
5 ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	284 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	285 'int = digits:[0-9]+ { return new intlit(parseInt(digits.join(""), 10)); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	286 'string = "\\"" text:[^\\"]* "\\"" { return new strlit(text.join("")); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	287 'object = "#{" ws messages:assignment* "}" { return new object(messages); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	288 'assignment = hws sym:symbol hws "<-" expr:expr ws { return new assignment(sym, expr); }' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	289 'lambda = args:((& ":") argname+ )? "{" ws exprs:(assignment / expr)* "}" { return new lambda(args[1], exprs); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	290 'argname = init:":"? chars:[a-zA-Z_!?@]+ trailing:[a-zA-Z_!?@0-9]* hws { return new symbol(init + chars.join("") + trailing.join("")); };' +
ed5b563147ec Wrote constructors for AST objects Mike Pavone <pavone@retrodev.com> parents: 4 diff changeset	291 'funcall = hws parts: funcallpart+ { var fun = ""; var args = []; for (var i in parts) { fun += parts[i].name; args = args.concat(parts[i].args); } return new funcall(fun, args); };' +
2 454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	292 'funcallpart = fun:funpart args:opexpr* hws { return { name: fun, args: args}; };' +
454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	293 'funpart = chars:[a-zA-Z_!?@]+ middle:[a-zA-Z_!?@0-9]* ":" & [ \\t\\n\\r] { return chars.join("") + middle.join("") + ":"; };' +
454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	294 'methcall = receiver:opexpr hws info:methcallrest { info.receiver = receiver; return info; };' +
454c0346f357 Added method call syntax and comparison operators Mike Pavone <pavone@retrodev.com> parents: 1 diff changeset	295 'methcallrest = funcall / unarymeth;' +
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	296 'unarymeth = name:symbol { return new funcall(name.name, []); };';
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 var parser = PEG.buildParser(grammar);
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	298
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 //var parser = PEG.buildParser('start = expr; expr = int; int = digits:[0-9]+ { return parseInt(digits.join(""), 10); }');
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 onReady(function() {
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	301 q('#parse').onclick = function() {
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 var text = q('textarea').value;
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 try {
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 var parsed = parser.parse(text);
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	305 q('pre').innerHTML = text + "\n\n" + JSON.stringify(parsed);
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 console.log(parsed);
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 } catch(e) {
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	308 q('pre').innerHTML = e.message + '\nLine: ' + e.line + '\nCol: ' + e.column;
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 }
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 }
6 554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	311 q('#tojs').onclick = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	312 var text = q('textarea').value;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	313 //try {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	314 var parsed = parser.parse(text);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	315 var js = parsed.toJSModule();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	316 q('pre').innerHTML = js;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	317 console.log(parsed);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	318 /*} catch(e) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	319 q('pre').innerHTML = e.message + '\nLine: ' + e.line + '\nCol: ' + e.column;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	320 }*/
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	321 }
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	322 q('#run').onclick = function() {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	323 var text = q('textarea').value;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	324 //try {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	325 var parsed = parser.parse(text);
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	326 var js = parsed.toJSModule();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	327 mainModule = eval(js)();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	328 q('pre').innerHTML = mainModule.smain();
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	329 /*} catch(e) {
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	330 q('pre').innerHTML = e.message + '\nLine: ' + e.line + '\nCol: ' + e.column;
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	331 }*/
554602d4cbc6 Javascript compiler backend Mike Pavone <pavone@retrodev.com> parents: 5 diff changeset	332 }
0 3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 });
3d1b8e96f5dc Initial commit Mike Pavone <pavone@retrodev.com> parents: diff changeset	334