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Fix parsing header lines where values are containing square bracket l…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| // constructed with the assistance of claude AI | ||
| // | ||
| // I first prompted it with a regex that splits a comma separated string with | ||
| // awareness of quotation from this stackoverflow queston | ||
| // https://stackoverflow.com/a/18893443/2129219, and asked it to add support | ||
| // for square brackets | ||
| // | ||
| // the result was this function | ||
| function customSplit(str: string) { | ||
| const result = [] | ||
| let current = '' | ||
| let inQuotes = false | ||
| let inBrackets = false | ||
|
|
||
| for (const char of str) { | ||
| if (char === '"') { | ||
| inQuotes = !inQuotes | ||
| current += char | ||
| } else if (char === '[') { | ||
| inBrackets = true | ||
| current += char | ||
| } else if (char === ']') { | ||
| inBrackets = false | ||
| current += char | ||
| } else if (char === ',' && !inQuotes && !inBrackets) { | ||
| result.push(current.trim()) | ||
| current = '' | ||
| } else { | ||
| current += char | ||
| } | ||
| } | ||
|
|
||
| if (current) { | ||
| result.push(current.trim()) | ||
| } | ||
|
|
||
| return result | ||
| } | ||
|
|
||
| export function parseMetaString(metaString: string) { | ||
| const inside = metaString.replace(/^<|>$/g, '') | ||
| return Object.fromEntries( | ||
| customSplit(inside).map(f => { | ||
| const [key, val] = f.split('=').map(f => f.trim()) | ||
| if (val && val.startsWith('[') && val.endsWith(']')) { | ||
| return [ | ||
| key, | ||
| val | ||
| .slice(1, -1) | ||
| .split(',') | ||
| .map(f => f.trim()), | ||
| ] | ||
| } else if (val && val.startsWith('"') && val.endsWith('"')) { | ||
| return [key, val.slice(1, -1)] | ||
| } else { | ||
| return [key, val?.replaceAll(/^"|"$/g, '')] | ||
| } | ||
| }), | ||
| ) | ||
| } |
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