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console.log(<JSX>) support

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This commit is contained in:
Jarred Sumner
2022-03-10 00:44:01 -08:00
parent 4204baabe6
commit 69eeff1f76
48 changed files with 2750 additions and 2355 deletions
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77
src/string_immutable.zig
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@@ -1081,30 +1081,8 @@ pub fn copyLatin1IntoUTF8(buf_: []u8, comptime Type: type, latin1_: Type) Encode
var latin1 = latin1_;
while (buf.len > 0 and latin1.len > 0) {
var read: usize = 0;
var break_outer = false;
outer: while (latin1.len >= 128 and buf.len >= 128) {
comptime var count: usize = 0;
inline while (count < 8) : (count += 1) {
const vec: AsciiVector = latin1[(comptime count * ascii_vector_size)..][0..ascii_vector_size].*;
const cmp = vec > max_16_ascii;
const bitmask = @ptrCast(*const u16, &cmp).*;
const first = @ctz(u16, bitmask);
if (first < 16) {
latin1 = latin1[(comptime count * ascii_vector_size)..];
buf = buf[(comptime count * ascii_vector_size)..];
break_outer = true;
break :outer;
}
buf[(comptime count * ascii_vector_size)..][0..8].* = @bitCast([ascii_vector_size]u8, vec)[0..8].*;
buf[(comptime count * ascii_vector_size)..][8..ascii_vector_size].* = @bitCast([ascii_vector_size]u8, vec)[8..ascii_vector_size].*;
}
latin1 = latin1[(comptime count * ascii_vector_size)..];
buf = buf[(comptime count * ascii_vector_size)..];
}
while (latin1.len > ascii_vector_size and !break_outer) {
while (latin1.len > ascii_vector_size) {
const vec: AsciiVector = latin1[0..ascii_vector_size].*;
const cmp = vec > max_16_ascii;
const bitmask = @ptrCast(*const u16, &cmp).*;
@@ -1685,6 +1663,59 @@ pub fn firstNonASCII16(comptime Slice: type, slice: Slice) ?u32 {
return firstNonASCII16CheckMin(Slice, slice, false);
}
/// Get the line number and the byte offsets of `line_range_count` above the desired line number
/// The final element is the end index of the desired line
pub fn indexOfLineNumber(text: []const u8, line: u32, comptime line_range_count: usize) ?[line_range_count + 1]u32 {
var ranges = std.mem.zeroes([line_range_count + 1]u32);
var remaining = text;
if (remaining.len == 0 or line == 0) return 0;
var iter = CodepointIterator.init(text);
var cursor = CodepointIterator.Cursor{};
var count: u32 = 0;
while (iter.next(&cursor)) {
switch (cursor.c) {
'\n', '\r' => {
if (cursor.c == '\r' and text[cursor.i..].len > 0 and text[cursor.i + 1] == '\n') {
cursor.i += 1;
}
if (comptime line_range_count > 1) {
comptime var i: usize = 0;
inline while (i < line_range_count) : (i += 1) {
std.mem.swap(u32, &ranges[i], &ranges[i + 1]);
}
} else {
ranges[0] = ranges[1];
}
ranges[line_range_count] = cursor.i;
if (count == line) {
return ranges;
}
count += 1;
},
else => {},
}
}
return null;
}
/// Get N lines from the start of the text
pub fn getLinesInText(text: []const u8, line: u32, comptime line_range_count: usize) [line_range_count][]const u8 {
const ranges = indexOfLineNumber(text, line, line_range_count) orelse return std.mem.zeroes([line_range_count][]const u8);
var results = std.mem.zeroes([line_range_count][]const u8);
var i: usize = 0;
while (i < line_range_count) : (i += 1) {
results[i] = text[ranges[i]..ranges[i + 1]];
}
return results;
}
pub fn firstNonASCII16CheckMin(comptime Slice: type, slice: Slice, comptime check_min: bool) ?u32 {
var remaining = slice;