56 lines
2.4 KiB
JavaScript
56 lines
2.4 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.isBeginningOfElement = exports.isBeginningOfLine = exports.getFirstAndLastTokens = void 0;
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const eslint_utils_1 = require("@eslint-community/eslint-utils");
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const ast_1 = require("./ast");
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function getFirstAndLastTokens(sourceCode, node, borderOffset = 0) {
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let firstToken = sourceCode.getFirstToken(node);
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let lastToken = sourceCode.getLastToken(node);
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let left, right;
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while ((left = sourceCode.getTokenBefore(firstToken)) != null &&
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(right = sourceCode.getTokenAfter(lastToken)) != null &&
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(0, eslint_utils_1.isOpeningParenToken)(left) &&
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(0, eslint_utils_1.isClosingParenToken)(right) &&
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borderOffset <= left.range[0]) {
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firstToken = left;
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lastToken = right;
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}
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while ((0, ast_1.isWhitespace)(firstToken) && firstToken.range[0] < lastToken.range[0]) {
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firstToken = sourceCode.getTokenAfter(firstToken);
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}
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while ((0, ast_1.isWhitespace)(lastToken) && firstToken.range[0] < lastToken.range[0]) {
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lastToken = sourceCode.getTokenBefore(lastToken);
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}
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return { firstToken, lastToken };
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}
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exports.getFirstAndLastTokens = getFirstAndLastTokens;
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function isBeginningOfLine(sourceCode, node) {
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const prevToken = sourceCode.getTokenBefore(node, {
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includeComments: false,
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filter: ast_1.isNotWhitespace
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});
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return !prevToken || prevToken.loc.end.line < node.loc.start.line;
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}
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exports.isBeginningOfLine = isBeginningOfLine;
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function isBeginningOfElement(node) {
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if (node.parent.type === 'SvelteElement' ||
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node.parent.type === 'SvelteAwaitCatchBlock' ||
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node.parent.type === 'SvelteAwaitPendingBlock' ||
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node.parent.type === 'SvelteAwaitThenBlock' ||
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node.parent.type === 'SvelteEachBlock' ||
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node.parent.type === 'SvelteElseBlock' ||
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node.parent.type === 'SvelteIfBlock' ||
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node.parent.type === 'SvelteKeyBlock' ||
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node.parent.type === 'SvelteStyleElement') {
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return node.parent.children[0] === node;
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}
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if (node.parent.type === 'Program') {
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return node.parent.body[0] === node;
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}
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return assertNever(node.parent);
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}
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exports.isBeginningOfElement = isBeginningOfElement;
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function assertNever(value) {
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throw new Error(`This part of the code should never be reached but ${value} made it through.`);
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}
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