1 files changed, 0 insertions, 254 deletions
diff --git a/packages/astro-parser/src/parse/read/expression.ts b/packages/astro-parser/src/parse/read/expression.ts
deleted file mode 100644
index 5d4b05c99..000000000
--- a/packages/astro-parser/src/parse/read/expression.ts
+++ /dev/null
@@ -1,254 +0,0 @@
-import type { BaseNode, Expression } from '../../interfaces';
-import { Parser } from '../index.js';
-import parseAstro from '../index.js';
-
-interface ParseState {
-	source: string;
-	start: number;
-	index: number;
-	curlyCount: number;
-	bracketCount: number;
-	root: Expression;
-	parser: Parser;
-}
-
-function peek_char(state: ParseState) {
-	return state.source[state.index];
-}
-
-function peek_nonwhitespace(state: ParseState) {
-	let index = state.index;
-	do {
-		let char = state.source[index];
-		if (!/\s/.test(char)) {
-			return char;
-		}
-		index++;
-	} while (index < state.source.length);
-}
-
-function next_char(state: ParseState) {
-	return state.source[state.index++];
-}
-
-function in_bounds(state: ParseState) {
-	return state.index < state.source.length;
-}
-
-function consume_string(state: ParseState, stringChar: string) {
-	let inEscape;
-	do {
-		const char = next_char(state);
-
-		if (inEscape) {
-			inEscape = false;
-		} else if (char === '\\') {
-			inEscape = true;
-		} else if (char === stringChar) {
-			break;
-		}
-	} while (in_bounds(state));
-}
-
-function consume_multiline_comment(state: ParseState) {
-	do {
-		const char = next_char(state);
-
-		if (char === '*' && peek_char(state) === '/') {
-			break;
-		}
-	} while (in_bounds(state));
-}
-
-function consume_line_comment(state: ParseState) {
-	do {
-		const char = next_char(state);
-		if (char === '\n') {
-			break;
-		}
-	} while (in_bounds(state));
-}
-
-const voidElements = new Set(['area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input', 'keygen', 'link', 'meta', 'param', 'source', 'track', 'wbr']);
-
-function consume_tag(state: ParseState) {
-	const start = state.index - 1;
-	let tagName = '';
-	let inTag = false;
-	let inStart = true;
-	let selfClosed = false;
-	let inClose = false;
-
-	let bracketIndex = 1;
-	do {
-		const char = next_char(state);
-
-		switch (char) {
-			case "'":
-			case '"':
-			case '`': {
-				consume_string(state, char);
-				break;
-			}
-			case '<': {
-				inTag = false;
-				tagName = '';
-
-				if (peek_nonwhitespace(state) === '/') {
-					inClose = true;
-					bracketIndex--;
-				} else {
-					inStart = true;
-					bracketIndex++;
-				}
-				break;
-			}
-			case '>': {
-				// An arrow function, probably
-				if (!inStart && !inClose) {
-					break;
-				}
-
-				bracketIndex--;
-
-				const addExpectedBrackets =
-					// Void elements don't need a closing
-					!voidElements.has(tagName.toLowerCase()) &&
-					// Self-closing don't need a closing
-					!selfClosed &&
-					// If we're in a start tag, we expect to find 2 more brackets
-					!inClose;
-
-				if (addExpectedBrackets) {
-					bracketIndex += 2;
-				}
-
-				inTag = false;
-				selfClosed = false;
-				inStart = false;
-				inClose = false;
-				break;
-			}
-			case ' ': {
-				inTag = true;
-				break;
-			}
-			case '/': {
-				if (inStart) {
-					selfClosed = true;
-				}
-				break;
-			}
-			default: {
-				if (!inTag) {
-					tagName += char;
-				}
-				break;
-			}
-		}
-
-		// Unclosed tags
-		if (state.curlyCount <= 0) {
-			break;
-		}
-
-		if (bracketIndex === 0) {
-			break;
-		}
-	} while (in_bounds(state));
-
-	const source = state.source.substring(start, state.index);
-
-	const ast = parseAstro(source);
-	state.parser.feature_flags |= ast.meta.features;
-	const fragment = ast.html;
-
-	return fragment;
-}
-
-function consume_expression(parser: Parser, source: string, start: number): Expression {
-	const expr: Expression = {
-		type: 'Expression',
-		start,
-		end: Number.NaN,
-		codeChunks: [],
-		children: [],
-	};
-
-	let codeStart: number = start;
-
-	const state: ParseState = {
-		source,
-		start,
-		index: start,
-		curlyCount: 1,
-		bracketCount: 0,
-		root: expr,
-		parser,
-	};
-
-	do {
-		const char = next_char(state);
-
-		switch (char) {
-			case '{': {
-				state.curlyCount++;
-				break;
-			}
-			case '}': {
-				state.curlyCount--;
-				break;
-			}
-			case '<': {
-				const chunk = source.substring(codeStart, state.index - 1);
-				expr.codeChunks.push(chunk);
-				const tag = consume_tag(state);
-				expr.children.push(tag);
-				codeStart = state.index;
-				break;
-			}
-			case "'":
-			case '"':
-			case '`': {
-				consume_string(state, char);
-				break;
-			}
-			case '/': {
-				switch (peek_char(state)) {
-					case '/': {
-						consume_line_comment(state);
-						break;
-					}
-					case '*': {
-						consume_multiline_comment(state);
-						break;
-					}
-				}
-			}
-		}
-	} while (in_bounds(state) && state.curlyCount > 0);
-
-	expr.end = state.index - 1;
-
-	if (expr.children.length || !expr.codeChunks.length) {
-		expr.codeChunks.push(source.substring(codeStart, expr.end));
-	}
-
-	return expr;
-}
-
-export const parse_expression_at = (parser: Parser, source: string, index: number): Expression => {
-	const expression = consume_expression(parser, source, index);
-
-	return expression;
-};
-
-export default function read_expression(parser: Parser) {
-	try {
-		const expression = parse_expression_at(parser, parser.template, parser.index);
-		parser.index = expression.end;
-		return expression;
-	} catch (err) {
-		parser.acorn_error(err);
-	}
-}