Add barcode-detector-api-polyfill dependency and update environment variable declarations in SvelteKit project
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var getArrayVal_1 = require("../helper/getArrayVal");
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var utilities_1 = require("./utilities");
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var encoding_indexes_provider_1 = require("./encoding-indexes-provider");
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/**
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* @param {number} pointer The |pointer| to search for.
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* @param {(!Array.<?number>|undefined)} index The |index| to search within.
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* @return {?number} The code point corresponding to |pointer| in |index|,
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* or null if |code point| is not in |index|.
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*/
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function indexCodePointFor(pointer, index) {
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if (!index)
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return null;
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return index[pointer] || null;
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}
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exports.indexCodePointFor = indexCodePointFor;
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/**
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* @param {number} code_point The |code point| to search for.
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* @param {!Array.<?number>} index The |index| to search within.
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* @return {?number} The first pointer corresponding to |code point| in
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* |index|, or null if |code point| is not in |index|.
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*/
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function indexPointerFor(code_point, index) {
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var pointer = index.indexOf(code_point);
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return pointer === -1 ? null : pointer;
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}
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exports.indexPointerFor = indexPointerFor;
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/**
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* @param {string} name Name of the index.
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* @return {(!Array.<number>|!Array.<Array.<number>>)}
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* */
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function index(name) {
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var encodingIndexes = encoding_indexes_provider_1.getEncodingIndexes();
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if (!encodingIndexes) {
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throw Error("Indexes missing." +
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" Did you forget to include encoding-indexes.js first?");
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}
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return encodingIndexes[name];
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}
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exports.index = index;
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/**
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* @param {number} pointer The |pointer| to search for in the gb18030 index.
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* @return {?number} The code point corresponding to |pointer| in |index|,
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* or null if |code point| is not in the gb18030 index.
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*/
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function indexGB18030RangesCodePointFor(pointer) {
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// 1. If pointer is greater than 39419 and less than 189000, or
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// pointer is greater than 1237575, return null.
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if ((pointer > 39419 && pointer < 189000) || (pointer > 1237575))
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return null;
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// 2. If pointer is 7457, return code point U+E7C7.
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if (pointer === 7457)
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return 0xE7C7;
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// 3. Let offset be the last pointer in index gb18030 ranges that
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// is equal to or less than pointer and let code point offset be
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// its corresponding code point.
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var offset = 0;
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var code_point_offset = 0;
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var idx = index('gb18030-ranges');
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for (var i = 0; i < idx.length; ++i) {
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/** @type {!Array.<number>} */
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var entry = getArrayVal_1.getArrayVal(idx[i]);
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if (entry[0] <= pointer) {
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offset = entry[0];
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code_point_offset = entry[1];
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}
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else {
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break;
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}
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}
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// 4. Return a code point whose value is code point offset +
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// pointer − offset.
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return code_point_offset + pointer - offset;
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}
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exports.indexGB18030RangesCodePointFor = indexGB18030RangesCodePointFor;
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/**
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* @param {number} code_point The |code point| to locate in the gb18030 index.
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* @return {number} The first pointer corresponding to |code point| in the
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* gb18030 index.
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*/
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function indexGB18030RangesPointerFor(code_point) {
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// 1. If code point is U+E7C7, return pointer 7457.
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if (code_point === 0xE7C7)
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return 7457;
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// 2. Let offset be the last code point in index gb18030 ranges
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// that is equal to or less than code point and let pointer offset
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// be its corresponding pointer.
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var offset = 0;
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var pointer_offset = 0;
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var idx = index('gb18030-ranges');
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for (var i = 0; i < idx.length; ++i) {
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var idxVal = idx[i];
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/** @type {!Array.<number>} */
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var entry = getArrayVal_1.getArrayVal(idxVal);
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if (entry[1] <= code_point) {
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offset = entry[1];
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pointer_offset = entry[0];
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}
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else {
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break;
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}
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}
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// 3. Return a pointer whose value is pointer offset + code point
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// − offset.
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return pointer_offset + code_point - offset;
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}
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exports.indexGB18030RangesPointerFor = indexGB18030RangesPointerFor;
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/**
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* @param {number} code_point The |code_point| to search for in the Shift_JIS
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* index.
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* @return {?number} The code point corresponding to |pointer| in |index|,
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* or null if |code point| is not in the Shift_JIS index.
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*/
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function indexShiftJISPointerFor(code_point) {
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// 1. Let index be index jis0208 excluding all entries whose
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// pointer is in the range 8272 to 8835, inclusive.
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shift_jis_index = shift_jis_index ||
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index('jis0208').map(function (code_point, pointer) {
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return utilities_1.inRange(pointer, 8272, 8835) ? null : code_point;
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});
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var index_ = shift_jis_index;
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// 2. Return the index pointer for code point in index.
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return index_.indexOf(code_point);
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}
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exports.indexShiftJISPointerFor = indexShiftJISPointerFor;
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var shift_jis_index;
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/**
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* @param {number} code_point The |code_point| to search for in the big5
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* index.
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* @return {?number} The code point corresponding to |pointer| in |index|,
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* or null if |code point| is not in the big5 index.
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*/
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function indexBig5PointerFor(code_point) {
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// 1. Let index be index Big5 excluding all entries whose pointer
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big5_index_no_hkscs = big5_index_no_hkscs ||
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index('big5').map(function (code_point, pointer) {
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return (pointer < (0xA1 - 0x81) * 157) ? null : code_point;
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});
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var index_ = big5_index_no_hkscs;
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// 2. If code point is U+2550, U+255E, U+2561, U+256A, U+5341, or
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// U+5345, return the last pointer corresponding to code point in
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// index.
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if (code_point === 0x2550 || code_point === 0x255E ||
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code_point === 0x2561 || code_point === 0x256A ||
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code_point === 0x5341 || code_point === 0x5345) {
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return index_.lastIndexOf(code_point);
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}
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// 3. Return the index pointer for code point in index.
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return indexPointerFor(code_point, index_);
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}
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exports.indexBig5PointerFor = indexBig5PointerFor;
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var big5_index_no_hkscs;
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//# sourceMappingURL=indexes.js.map
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