kopia lustrzana https://dev.funkwhale.audio/funkwhale/funkwhale
70 wiersze
1.6 KiB
JavaScript
70 wiersze
1.6 KiB
JavaScript
export function normalizeQuery (query) {
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// given a string such as 'this is "my query" go', returns
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// an array of tokens like this: ['this', 'is', 'my query', 'go']
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if (!query) {
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return []
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}
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return query.match(/\\?.|^$/g).reduce((p, c) => {
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if (c === '"'){
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p.quote ^= 1
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} else if (!p.quote && c === ' '){
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p.a.push('')
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} else {
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p.a[p.a.length-1] += c.replace(/\\(.)/,"$1")
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}
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return p
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}, {a: ['']}).a
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}
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export function parseTokens (tokens) {
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// given an array of tokens as returned by normalizeQuery,
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// returns a list of objects such as [
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// {
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// field: 'status',
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// value: 'pending'
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// },
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// {
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// field: null,
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// value: 'hello'
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// }
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// ]
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return tokens.map(t => {
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// we split the token on ":"
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let parts = t.split(/:(.+)/)
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if (parts.length === 1) {
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// no field specified
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return {field: null, value: t}
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}
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// first item is the field, second is the value, possibly quoted
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let field = parts[0]
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let rawValue = parts[1]
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// we remove surrounding quotes if any
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if (rawValue[0] === '"') {
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rawValue = rawValue.substring(1)
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}
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if (rawValue.slice(-1) === '"') {
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rawValue = rawValue.substring(0, rawValue.length - 1);
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}
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return {field, value: rawValue}
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})
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}
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export function compileTokens (tokens) {
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// given a list of tokens as returned by parseTokens,
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// returns a string query
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let parts = tokens.map(t => {
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let v = t.value
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let k = t.field
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if (v.indexOf(' ') > -1) {
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v = `"${v}"`
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}
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if (k) {
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return `${k}:${v}`
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} else {
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return v
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}
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})
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return parts.join(' ')
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}
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