アットウィキロゴ
xronia @ ウィキ
アットウィキロゴ
xronia @ ウィキ
ページ一覧

javascriptt

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html lang="ja">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=shift_jis">
<title>ソース解析</title>
<script type="text/javascript"><!--

var doc = new Array();
var OpenClose = function (val) {
this.openString  = "(";
this.closeString = ")";
this.val = val;
this.matchString = "";
this.leftString  = "";
this.rightString = "";
this.leftIndex  = 0;
this.rightIndex = 0;

this.clear = function () {
this.matchString = "";
this.leftString  = "";
this.rightString = "";
this.leftIndex  = 0;
this.rightIndex = 0;
}

this.exec = function (val) {

if(typeof(val) != "undefined") this.val = val;
this.clear();

for(this.leftIndex = 0; this.leftIndex < this.val.length; this.leftIndex++) {
if (this.val.substr(this.leftIndex, this.openString.length)==this.openString) {
this.rightIndex = this.leftIndex;
var node = 1;
while(node != 0) { // 括弧の終端探索
this.rightIndex++;
if(this.rightIndex > this.val.length) return false;
if(this.val.substr(this.rightIndex, this.openString.length ) == this.openString ) node++;
if(this.val.substr(this.rightIndex, this.closeString.length) == this.closeString) node--;
}
this.leftString  = this.val.substr(0, this.leftIndex);
this.matchString = this.val.substring(this.leftIndex + 1, this.rightIndex);
this.rightString = this.val.substr(this.rightIndex + 1);
// txtDebug.innerHTML += "left:"  + this.leftIndex   + "<BR>" + this.leftString  + "<p>";
// txtDebug.innerHTML += "match:" + this.matchString + "<p>";
// txtDebug.innerHTML += "right:" + this.rightIndex  + "<BR>" + this.rightString + "<p>";
return true;
}
}

}
}

function getText() {
var l = new String(txtSource.value);
l = l.replace(/\/\*(.*?)\*\//g, ""); // コメント
l = l.replace(/(\/\/.*?)$/g, ""); // コメント(C++)
l = l.replace(/^[\t ]*/gm, "\r");
l = l.replace(/[\t ]*$/gm, "\r"); // ブランク削除
l = l.replace(/[\t ]*\\$/gm, "\\\r"); // \crの前のブランクを消す

l = l.replace(/\r+/g, "\r");
l = l.replace(/\\\r/g, ""); // \cr を消す

// インクルードを消す
l = l.replace(/^#(include|undef)[^\r]*/gm, "");
// #ifマクロの後ろに"{"をつける
l = l.replace(/^(#if.*)$/gm, "\r;\r$1\r{\r");
// #endifマクロを"}"に変換
l = l.replace(/^(#endif.*$)/gm, "\r;\r}\r");
// #elseマクロの前後に{}をつける
l = l.replace(/^#else/gm, "\r}\r;\r\#else\r{\r");

l = l.replace(/#define(.*)$/gm, "");

// if/while/until/switch/for特化
// l = l.replace(/\r(if|while|until|switch|for|do)\s*($openclose)\s*([^\{](?:|if|while|until|switch|for|do)[^\}]*)/g,
// "\r$1$2{\r$3\r}\r");
// 変数宣言を消す
l = l.replace(/^\w+(?:\s+\w+)*(?:(?:\s*\*)?\s+(?:\*\s*)?)+[\w\[\]]+;/gm, "");
// キャストを消す
// l = l.replace(/(?:\*\s*)?\([\w\s\*&]*\)\s*&/g, "");
// 変数宣言+初期化
l = l.replace(/^\w+\s+([\w\[\]]+\s*=\s*[\w\{\}]+\s*[\w\[\]]*\s*;)/gm, "\r$1");
l = l.replace(/(?:\*\s*)?\([\w\s\*&]*\)\s*([\(&a-zA-Z])/g, "$1");

l = l.replace(/^\}[\t ]*([^\r])/gm, "\r}\r$1");
l = l.replace(/[\r\n]/g, "");
// 行末文字で分割
var s = new String();
var ar = l.match(/[^\:\;\{\}]*[\:\;\{\}]/g);
for(i = 0; i < ar.length; i++) {
var n = new String(ar[i]);
n = n.replace(/^\s+/gm, "");
n = n.replace(/\s+$/gm, ""); // ブランク削除
n = n.replace(/^\;$/gm, ""); // 先頭;の削除
if(n.length != 0) s += n;
}

var r = new OpenClose();
r.openString  = "{";
r.closeString = "}";

var i = 0;
while(r.exec(s)){
var func = new String(r.leftString);
var str  = new String(r.matchString);
s = new String(r.rightString);
// txtDebug.innerHTML += "<p>func="+func+"<p>";
// txtDebug.innerHTML += "<p>str="+str+"<p>";
// txtDebug.innerHTML += "<p>s="+s+"<p>";
var ar = func.match(/(\w+\s*)(\(.*\))/);
if(!ar) continue;

doc[i] = new Object();
doc[i].symbol = ar[ar.length - 2];
doc[i].func = func;
doc[i].str  = str;
i++;
}

selFunction.innerText = "";

for(var i = 0; i < doc.length; i++) {
var e = document.createElement('option');
// value オプションにiを設定
e.setAttribute('value', i);
// OPTION タグ内のテキスト設定
e.appendChild(document.createTextNode(doc[i].symbol));
// SELECT Listへ登録
selFunction.appendChild(e);
}
// txtDebug.innerHTML += lines.join("<BR>");
//alert(l);

}
function getFunction() {
var index = parseInt(selFunction.value);
if(isNaN(index)) return;
txtSS.innerHTML = "";

var dat = nest(doc[index].str);

var tbl     = document.createElement("table");
var tblBody = document.createElement("tbody");

var row = document.createElement("tr");

var cell = document.createElement("th");
var cellText = document.createTextNode(doc[index].func);
cell.appendChild(cellText);
cell.setAttribute('colspan', 2);
cell.align = 'left';
cell.style.borderWidth = '2px';
cell.style.borderStyle = 'solid';
cell.style.borderColor = 'black';
row.appendChild(cell);

tblBody.appendChild(row);

viewLine(tblBody);

var row = document.createElement("tr");

var cell = document.createElement("td");
cell.appendChild(padView(dat, false));
cell.setAttribute('colspan', 2);
row.appendChild(cell);
tblBody.appendChild(row);

viewLine(tblBody);

var row = document.createElement("tr");

var cell = document.createElement("th");
var cellText = document.createTextNode("END");
cell.appendChild(cellText);
cell.setAttribute('colspan', 2);
cell.align = 'left';
cell.style.borderWidth = '2px';
cell.style.borderStyle = 'solid';
cell.style.borderColor = 'black';
row.appendChild(cell);

tblBody.appendChild(row);

tbl.appendChild(tblBody);
tbl.setAttribute('cellspacing', 0);
tbl.setAttribute('cellpadding', 0);
txtSS.appendChild(tbl);
}

// ネスト解析処理
function nest(str) {
var datas = new Array();
while(1) {
var r = new OpenClose();
r.openString  = "{";
r.closeString = "}";
if(r.exec(str)) {
str = new String(r.rightString);
addMethod(r.leftString);
var dat = datas.pop();
dat.obj = nest(r.matchString);
datas.push(dat);
}
else {
addMethod(str);
break;
}
}
return datas;

function addMethod(str) {
while(1) {
var r = new OpenClose();
r.openString  = "(";
r.closeString = ")";
if(r.exec(str)) {
addNomalMethod(r.leftString);
var dat = datas.pop();
dat.pram = r.matchString;
datas.push(dat);
str = new String(r.rightString);
}
else {
addNomalMethod(str);
return;
}
}

function addNomalMethod(str) {
var ar = str.match(/[^\:\;\{\}]*[\:\;\{\}]/g);
var s = new String(RegExp.rightContext);
if(ar) {
for(var i = 0; i < ar.length; i++) {
addMain(new String(ar[i]));
}
addMain(s);
return;
}
addMain(str);
return;

function addMain(str) {
if(str.match(/^[\;\:\{\}]?$/)) return;
var dat = new Object();
dat.obj = false;
dat.parm = false;
dat.method = str;
datas.push(dat);
}
}
}
}


function padView(dat, flag) {
var tbl     = document.createElement("table");
var tblBody = document.createElement("tbody");
for(var i = 0; i < dat.length; i++) {

if(i != 0) viewLine(tblBody);

var row = document.createElement("tr");

var cell = document.createElement("td");
var cellText = document.createTextNode("\u00a0");
cell.appendChild(cellText);
cell.width = 10;
cell.style.fontSize = '8pt';
if(i == 0 && flag) {
cell.style.borderTopWidth = '1px';
cell.style.borderTopStyle = 'solid';
cell.style.borderTopColor = 'black';
}
row.appendChild(cell);

var cell = document.createElement("td");
var cellText = document.createTextNode(dat[i].method);
cell.appendChild(cellText);
cell.align = 'left';
cell.vAlign = 'top';
cell.width = 100;
cell.style.borderWidth = '1px';
cell.style.borderStyle = 'solid';
cell.style.borderColor = 'black';
cell.style.fontSize = '9pt';
row.appendChild(cell);

if(dat[i].obj) {
var cell = document.createElement("td");
cell.appendChild(padView(dat[i].obj, true));
cell.align = 'left';
row.appendChild(cell);
}

tblBody.appendChild(row);

}
tbl.appendChild(tblBody);
tbl.setAttribute('cellspacing', 0);
tbl.setAttribute('cellpadding', 0);
return tbl;
}

function viewLine(base) {
var row = document.createElement("tr");

var cell = document.createElement("td");
var cellText = document.createTextNode("\u00a0");
cell.appendChild(cellText);
cell.width = 10;
cell.style.fontSize = '8pt';
row.appendChild(cell);

var cell = document.createElement("td");
var cellText = document.createTextNode("\u00a0");
cell.appendChild(cellText);
cell.style.borderLeftWidth = '1px';
cell.style.borderLeftStyle = 'solid';
cell.style.borderLeftColor = 'black';
cell.style.fontSize = '8pt';
row.appendChild(cell);

base.appendChild(row);
}


//--></script>
</head>
<body>
<textarea cols=80 rows=5 id="txtSource">
</textarea><br>
<input type="button" name="btnSubmit" value="解析" onClick="getText();"><br>
<select id="selFunction"></select>
<input type="button" name="btnSubmit" value="表示" onClick="getFunction();"><br>
<br>
<div align="left" id="txtSS">
</div>
<div align="left" id="txtDebug">
</div>
</body>
</html>
「javascriptt」をウィキ内検索
最終更新：2009年06月29日 17:17