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Allow output highlighting

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This commit is contained in:
Andy Wang 2020-01-15 23:29:18 +00:00
parent 41c8a5aff0
commit 1d8c7dcb97
1 changed files with 17 additions and 7 deletions
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24
src/core/operations/ToHex.mjs
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@ -66,15 +66,25 @@ class ToHex extends Operation {
*/
highlight(pos, args) {
const delim = Utils.charRep(args[0] || "Space"),
len = delim === "\r\n" ? 1 : delim.length;
lineSize = args[1],
comma = args[2],
len = (delim === "\r\n" ? 1 : delim.length) + (comma ? 1 : 0);
pos[0].start = pos[0].start * (2 + len);
pos[0].end = pos[0].end * (2 + len) - len;
const countLF = function(p) {
// Count the number of LFs from 0 upto p
return (p / lineSize | 0) - (p >= lineSize && p % lineSize === 0);
};
// 0x and \x are added to the beginning if they are selected, so increment the positions accordingly
if (delim === "0x" || delim === "\\x") {
pos[0].start += 2;
pos[0].end += 2;
pos[0].start = pos[0].start * (2 + len) + countLF(pos[0].start);
pos[0].end = pos[0].end * (2 + len) + countLF(pos[0].end);
// if the deliminators are not prepended, trim the trailing deliminator
if (!(delim === "0x" || delim === "\\x")) {
pos[0].end -= delim.length;
}
// if there is comma, trim the trailing comma
if (comma) {
pos[0].end--;
}
return pos;
}