29 lines
629 B
JavaScript
29 lines
629 B
JavaScript
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export function linesToStruct(lines) {
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let result = {};
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lines.forEach(line => {
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let cindex = line.indexOf(":");
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if (cindex == -1) { throw new Error(`Malformed line "${line}"`); }
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result[line.substring(0, cindex)] = line.substring(cindex+2);
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});
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return result;
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}
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export function songList(lines) {
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let songs = [];
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let batch = [];
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while (lines.length) {
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let line = lines[0];
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if (line.startsWith("file:") && batch.length) {
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let song = linesToStruct(batch);
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songs.push(song);
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}
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batch.push(lines.shift());
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}
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if (batch.length) {
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let song = linesToStruct(batch);
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songs.push(song);
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}
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return songs;
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}
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