73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
// const METHOD_PARSING = 0;
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const PATH_PARSING = 1;
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const QUERY_PARSING = 2;
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const HEADER_PARSING = 3;
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const BODY_PARSING = 4;
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export default function(encode, queryParams) {
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return function(strs, ...values) {
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// TODO: Potentially url should check if any of the params
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// passed to it are undefined (null is fine). We could then get rid of the
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// multitude of checks we do throughout the adapters
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// right now create-url converts undefined to '' so we need to check thats not needed
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// anywhere
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let state = PATH_PARSING;
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return strs
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.map(function(item, i, arr) {
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if (i === 0) {
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item = item.trimStart();
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}
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// if(item.indexOf(' ') !== -1 && state === METHOD_PARSING) {
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// state = PATH_PARSING;
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// }
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if (item.indexOf('?') !== -1 && state === PATH_PARSING) {
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state = QUERY_PARSING;
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}
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if (item.indexOf('\n\n') !== -1) {
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state = BODY_PARSING;
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}
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if (item.indexOf('\n') !== -1 && state !== BODY_PARSING) {
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state = HEADER_PARSING;
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}
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let val = typeof values[i] !== 'undefined' ? values[i] : '';
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switch (state) {
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case PATH_PARSING:
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switch (true) {
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// encode strings
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case typeof val === 'string':
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val = encode(val);
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break;
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// split encode and join arrays by `/`
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case Array.isArray(val):
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val = val
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.map(function(item) {
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return `${encode(item)}`;
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}, '')
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.join('/');
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break;
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}
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break;
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case QUERY_PARSING:
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switch (true) {
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case typeof val === 'string':
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val = encode(val);
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break;
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// objects offload to queryParams for encoding
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case typeof val === 'object':
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val = queryParams(val);
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break;
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}
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break;
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case BODY_PARSING:
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// ignore body until we parse it here
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return item.split('\n\n')[0];
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// case METHOD_PARSING:
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case HEADER_PARSING:
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// passthrough/ignore method and headers until we parse them here
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}
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return `${item}${val}`;
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})
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.join('')
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.trim();
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};
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}
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