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const std = @import("std");
const Allocator = std.mem.Allocator;
const Token = @import("lexer/Token.zig");
const Lexer = @import("lexer/Lexer.zig");
const Element = @import("eval/Element.zig");
const paragraph = @import("paragraph.zig");
const testing = @import("testing.zig");
const doTest = testing.do;
const doTestError = testing.doError;
pub const Error = paragraph.Error || Allocator.Error;
pub fn parse(alloc: Allocator, l: *Lexer) Error!Element {
const root = try Element.Root.init(alloc);
while (l.peek()) |next| switch (next.kind) {
.quote => {
l.consume();
continue;
},
.weak_delimiter => {
l.consume();
if (l.peek()) |it| if (it.kind != .quote) break;
root.append((try Element.Literal.init(alloc, " ")).element());
continue;
},
.strong_delimiter => break,
else => root.append(try paragraph.parseLine(alloc, l)),
};
const quote = try Element.Quote.init(alloc, root.element());
const el = try Element.Figure.init(alloc, quote.element());
const v = l.peek() orelse return el.element();
if (v.kind == .strong_delimiter) {
l.consume();
return el.element();
}
const attr = try paragraph.parse(alloc, l);
const p_el: *Element.paragraph.Block = @ptrCast(@alignCast(attr.ptr));
el.caption = (try p_el.toRoot(alloc)).element();
return el.element();
}
test {
const alloc = std.testing.allocator;
try doTest(parse, alloc, "> hello world", "<figure><blockquote>hello world</blockquote></figure>");
try doTest(parse, alloc, ">hello world", "<figure><blockquote>hello world</blockquote></figure>");
try doTest(parse, alloc, "> hello world", "<figure><blockquote>hello world</blockquote></figure>");
try doTest(parse, alloc,
\\> hello
\\>world
, "<figure><blockquote>hello world</blockquote></figure>");
try doTest(parse, alloc,
\\> hello
\\>world
\\attribution sur
\\plusieurs lignes
, "<figure><blockquote>hello world</blockquote><figcaption>attribution sur plusieurs lignes</figcaption></figure>");
}
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