feat(): support quote

1 files changed, 58 insertions, 0 deletions

diff --git a/src/quote.zig b/src/quote.zig
new file mode 100644
index 0000000..8c24c7e
--- /dev/null
+++ b/src/quote.zig
@@ -0,0 +1,58 @@
+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 el = try Element.Quote.init(alloc, root.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.attribution = (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>");
+}