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Major improvements to quote builder for pre-formatted text/etc.

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This commit is contained in:
Bryan Ashby 2017-08-27 20:08:13 -06:00
parent 1c736debf3
commit 1bad0de5c1
2 changed files with 77 additions and 13 deletions
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28
core/string_util.js
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@ -27,6 +27,7 @@ exports.cleanControlCodes = cleanControlCodes;
exports.prepAnsi = prepAnsi;
exports.isAnsi = isAnsi;
exports.isAnsiLine = isAnsiLine;
exports.isFormattedLine = isFormattedLine;
exports.splitTextAtTerms = splitTextAtTerms;
// :TODO: create Unicode verison of this
@ -582,6 +583,31 @@ function isAnsiLine(line) {
return isAnsi(line);// || renderStringLength(line) < line.length;
}
//
// Returns true if the line is considered "formatted". A line is
// considered formatted if it contains:
// * ANSI
// * Pipe codes
// * Extended (CP437) ASCII - https://www.ascii-codes.com/
// * Tabs
// * Contigous 3+ spaces before the end of the line
//
function isFormattedLine(line) {
if(renderStringLength(line) < line.length) {
return true; // ANSI or Pipe Codes
}
if(line.match(/[\t\x00-\x1f\x80-\xff]/)) { // eslint-disable-line no-control-regex
return true;
}
if(_.trimEnd(line).match(/[ ]{3,}/)) {
return true;
}
return false;
}
function isAnsi(input) {
//
// * ANSI found - limited, just colors
@ -603,7 +629,7 @@ function isAnsi(input) {
*/
// :TODO: if a similar method is kept, use exec() until threshold
const ANSI_DET_REGEXP = /(?:\x1b\x5b)[\?=;0-9]*?[ABCDEFGHJKLMSTfhlmnprsu]/g;
const ANSI_DET_REGEXP = /(?:\x1b\x5b)[\?=;0-9]*?[ABCDEFGHJKLMSTfhlmnprsu]/g; // eslint-disable-line no-control-regex
const m = input.match(ANSI_DET_REGEXP) || [];
return m.length >= 4; // :TODO: do this reasonably, e.g. a percent or soemthing
}