@@ -19,15 +19,18 @@ pub const Translate = struct {
while (idx < src.len and (src[idx] == ' ' or src[idx] == '\t')) {
idx = idx + if (src[idx] == '\t') 4 else @as(usize, 1);
}
const indent = idx;
_ = indent;
var indent = idx;
sw: switch (src[idx]) {
'\n' => {
indent = 0;
idx += 1;
if (idx < src.len) {
continue :sw src[idx];
}
if (idx < src.len) continue :sw src[idx];
},
' ' => {
indent += 1;
idx += 1;
if (idx < src.len) continue :sw src[idx];
},
'#' => {
const until = indexOfScalarPos(u8, src, idx, '\n') orelse src.len;
@@ -48,20 +51,21 @@ pub const Translate = struct {
{
idx += try code(src[idx..], dst, a);
} else {
try dst.appendSlice("<p>");
const until = indexOfPos(u8, src, idx, "\n\n") orelse src.len;
try leaf(src[idx..until], dst);
try dst.appendSlice("</p>");
idx = until + 2;
idx = idx + try paragraph(src[idx..], dst);
}
if (idx < src.len) continue :sw src[idx];
},
'-', '*', '+' => {
if (indent > 0 and idx + 2 < src.len) {
idx = idx + try list(src[idx..], dst, indent);
if (idx < src.len) continue :sw src[idx];
} else {
idx = idx + try paragraph(src[idx..], dst);
if (idx < src.len) continue :sw src[idx];
}
},
else => {
try dst.appendSlice("<p>");
const until = indexOfPos(u8, src, idx, "\n\n") orelse src.len;
try leaf(src[idx..until], dst);
try dst.appendSlice("</p>");
idx = until + 2;
idx = idx + try paragraph(src[idx..], dst);
if (idx < src.len) continue :sw src[idx];
},
}
@@ -113,6 +117,14 @@ pub const Translate = struct {
_ = dst;
}
fn paragraph(src: []const u8, dst: *ArrayList(u8)) !usize {
try dst.appendSlice("<p>");
const until = indexOfPos(u8, src, 0, "\n\n") orelse src.len;
try leaf(src[0..until], dst);
try dst.appendSlice("</p>\n");
return until + 2;
}
fn code(src: []const u8, dst: *ArrayList(u8), a: Allocator) !usize {
var idx: usize = 0;
if (src.len > idx + 7) {
@@ -154,6 +166,29 @@ pub const Translate = struct {
try line(src[idx..], dst);
}
fn list(src: []const u8, dst: *ArrayList(u8), indent: usize) !usize {
try dst.appendSlice("<ul>\n");
var idx: usize = 0;
l: while (indexOfScalarPos(u8, src, idx, '\n')) |until| {
try dst.appendSlice("<li>");
try line(src[idx..until], dst);
try dst.appendSlice("</li>\n");
idx = until + 1;
if (idx + indent + 2 >= src.len) break;
for (0..indent) |i| if (src[idx + i] != ' ') break :l;
idx += indent;
}
try dst.appendSlice("</ul>\n");
return idx;
}
fn listOrdered(src: []const u8, dst: *ArrayList(u8), indent: usize) !usize {
_ = src;
_ = dst;
_ = indent;
}
fn line(src: []const u8, dst: *ArrayList(u8)) !void {
var backtick: bool = false;
var idx: usize = 0;
@@ -233,6 +268,7 @@ test "title 2" {
\\<h2>Fake Title</h2>
\\<h1>Other Title</h1>
\\<p>text</p>
\\
;
const html = try Translate.source(a, blob);
@@ -244,7 +280,7 @@ test "title 2" {
test "backtick" {
const a = std.testing.allocator;
const blob = "`backtick`";
const expected = "<p><span class=\"coderef\">backtick</span></p>";
const expected = "<p><span class=\"coderef\">backtick</span></p>\n";
const html = try Translate.source(a, blob);
defer a.free(html);
@@ -265,7 +301,7 @@ test "backtick block" {
}
{
const blob = "```backtick```";
const expected = "<p><span class=\"coderef\"></span><span class=\"coderef\">backtick</span><span class=\"coderef\"></span></p>";
const expected = "<p><span class=\"coderef\"></span><span class=\"coderef\">backtick</span><span class=\"coderef\"></span></p>\n";
const html = try Translate.source(a, blob);
defer a.free(html);