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Functional change-only version of eatSpacesOrTabs PR #620

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Functional change-only version of eatSpacesOrTabs PR #620

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18 changes: 18 additions & 0 deletions scripts/webvtt.js
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Original file line number Diff line number Diff line change
Expand Up @@ -669,6 +669,24 @@
while (state.text[0] === '\t' || state.text[0] === ' ') {
cut(state, 1);
}
// Remove trailing spaces or tabs, but don't remove newlines
// Split the text by newline characters, including sequences of newlines, to process each segment
var segments = state.text.split(/(\n+)/);
// Process each segment to remove trailing spaces or tabs before newline sequences
segments = segments.map(function (segment) {
// Only process segments that are not just newline sequences
if (!segment.match(/^\n+$/)) {
var endIndex = segment.length - 1;
while ( endIndex >= 0 && ( segment[endIndex] === " " || segment[endIndex] === "\t" ) ) {
endIndex--;
}
return segment.substring(0, endIndex + 1);
}
return segment;
});

// Rejoin the segments, preserving newline sequences
state.text = segments.join("");
}

function eatAtLeast1SpacesOrTabs(state) {
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