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std/zig/render: Implement AutoIndentingStream.init

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87flowers 2024-10-16 18:33:40 +01:00 committed by Andrew Kelley
parent b6a1fdd3fa
commit 1b0584fd02
1 changed files with 9 additions and 8 deletions
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17
lib/std/zig/render.zig
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@ -81,10 +81,7 @@ const Render = struct {
pub fn renderTree(buffer: *std.ArrayList(u8), tree: Ast, fixups: Fixups) Error!void {
assert(tree.errors.len == 0); // Cannot render an invalid tree.
var auto_indenting_stream = Ais{
.indent_delta = indent_delta,
.underlying_writer = buffer.writer(),
};
var auto_indenting_stream = Ais.init(buffer, indent_delta);
var r: Render = .{
.gpa = buffer.allocator,
.ais = &auto_indenting_stream,
@ -2152,10 +2149,7 @@ fn renderArrayInit(
const sub_expr_buffer_starts = try gpa.alloc(usize, section_exprs.len + 1);
defer gpa.free(sub_expr_buffer_starts);
var auto_indenting_stream = Ais{
.indent_delta = indent_delta,
.underlying_writer = sub_expr_buffer.writer(),
};
var auto_indenting_stream = Ais.init(sub_expr_buffer, indent_delta);
var sub_render: Render = .{
.gpa = r.gpa,
.ais = &auto_indenting_stream,
@ -3341,6 +3335,13 @@ fn AutoIndentingStream(comptime UnderlyingWriter: type) type {
/// not used until the next line
indent_next_line: usize = 0,
pub fn init(buffer: *std.ArrayList(u8), indent_delta: usize) Self {
return .{
.underlying_writer = buffer.writer(),
.indent_delta = indent_delta,
};
}
pub fn writer(self: *Self) Writer {
return .{ .context = self };
}