Add vim2r2.js script to convert vim themes for r2

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pancake 2015-01-31 03:43:43 +01:00
parent 516babd99f
commit 0064ce9591
1 changed files with 175 additions and 0 deletions

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doc/vim2r2.js Normal file
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/*
# author: pancake <pancake@nopcode.org>
# description: Duktape/NodeJS script to convert VIM colorschemes for radare2
# copyright: 2015 LGPLv3
#
# Using NodeJS
# ------------
#
# $ node vim2r2.js < /usr/share/vim/vim74/colors/slate.vim > slate.r2
# $ r2 -i slate.r2 /bin/ls
#
# Using Duktape
# -------------
# $ r2 -qc 'k colors=/usr/share/vim/vim74/colors/slate.vim' -i vim2r2.js --
*/
var DEBUG = false; //true;
var THEME = "/usr/share/vim/vim74/colors/slate.vim";
function colorToR2(c) {
if (!c) return "";
if (c[0]=='#') {
return "rgb:"+c[1]+c[3]+c[5];
}
if (+c >0) {
return {
1: 'red',
2: 'green',
3: 'yellow',
4: 'blue',
5: 'magenta',
6: 'cyan',
7: 'white',
8: 'gray',
}[+c] || "cyan";
}
return {
"red": "rgb:f00",
"brown": "rgb:630",
"darkcyan": "rgb:066",
"darkblue": "rgb:006",
"blue": "rgb:00f",
"darkgreen": "rgb:030",
"darkgrey": "rgb:666",
"yellow": "yellow",
"yellowgreen": "rgb:af3",
"khaki": "rgb:550",
"seagreen": "rgb:093",
"magenta": "rgb:909",
"green": "green",
"goldenrod": "rgb:fa0",
"white": "white",
"black": "black",
"gray": "rgb:888",
"grey90": "rgb:999",
"grey50": "rgb:777",
"grey30": "rgb:777",
"lightblue": "rgb:0bf",
"slategrey": "rgb:999",
"gold": "rgb:ff0",
'cornflowerblue': 'rgb:46f',
'navajowhite': 'rgb:ddd',
'royalblue': 'rgb:47f'
}[c.toLowerCase()] || c;
}
function watToR2(c) {
return {
'Comment': ["comment"],
'Question': ["prompt"],
'StatusLine': ["prompt"],
'ErrorMsg': ["trap"],
'Repeat': ["trap"],
'Number': ["num"],
'Operator': ["trap"],
'Normal': ["trap"],
'Constant': ["trap"],
'Ignore': ["nop"],
'Function': ["jmp","ujmp", "cjmp"],
'LineNr': ["offset"],
'MoreMsg': ["flow"],
'IncSearch': ["help"],
'Directory': ["call"],
'NonText': ["other"],
'Title': ["flag"],
'Statement': ["num"],
'Type': ["reg"]
}[c] || [];
}
function v2r_parse(str) {
var keys = {};
function isHiLine(line) {
if (line.indexOf ("hi ")==0)
return true;
if (line.indexOf (":hi ")==0)
return true;
return false;
}
var trim = function(s) {
return String.prototype.trim.apply (s);
}
str = (""+str).replace(/\t/g,' ');
str.split ('\n').map(trim).forEach (function (line) {
if (line.indexOf ("let s:")==0) {
console.log("# ", line);
} else
if (isHiLine (line)) {
var words = line.split(" ").map(trim);
var wat = words[1];
function processColor(col) {
var color = col.split('=')[1];
var v = colorToR2 (color);
watToR2 (wat).forEach (function (k) {
keys[k] = v;
});
}
if (DEBUG)
console.log (line);
var valid = [ 'ctermfg', 'guifg' ];
valid.forEach (function (v) {
for (var i = 2; i<words.length; i++) {
var col = words[i];
if (col.indexOf (v)==0)
processColor (col);
}
});
}
});
return keys;
}
function v2r_result(keys) {
var str = [];
for (var k in keys) {
//console.log ("ec", k, keys[k]);
str.push ( "ec "+ k+" "+ keys[k]);
}
return str.join ("\n");;
}
if (typeof process !== 'undefined') {
var keys = {};
process.stdin.on('data', function(x) {
keys = v2r_parse(x);
});
process.stdin.on('end', function() {
console.log (v2r_result (keys));
});
} else {
if (r2cmd) {
var colors = r2cmd ("k colors").trim() || THEME;
var data = r2cmd ("cat "+colors)
if (data) {
console.log (v2r_result (v2r_parse (data)));
} else {
console.error ("Cannot load "+colors);
}
} else {
if (r2) {
r2.cmd ("k colors", function(x) {
var colors = x.trim() || THEME;
r2.cmd ("cat "+colors, function(data) {
if (data) {
console.log (v2r_result (v2r_parse (data)));
} else {
console.error ("Cannot load "+colors);
}
});
});
} else {
/* asuming its being used as an api */
}
}
}