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perf: Improved the performance of table rendering.

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Spencer Brower
2026-06-25 09:55:18 -04:00
parent 96b3d6340a
commit 0b5bf4db73
2 changed files with 15 additions and 16 deletions
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25
table.odin
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@@ -3,7 +3,6 @@ package main
import "core:fmt"
import "core:io"
import "core:text/table"
import "core:unicode/utf8"
decorations := table.Decorations {
"┌",
@@ -19,21 +18,21 @@ decorations := table.Decorations {
"─",
}
// TODO: Optimize ansi_aware_width
ansi_aware_width :: proc(str: string) -> int {
buf: [4096]byte
pos := 0
i := 0
for i < len(str) {
if i + 1 < len(str) && str[i] == 0x1b && str[i + 1] == '[' {
i += 2
for i < len(str) {c := str[i]; i += 1; if c >= 0x40 && c <= 0x7E {break}}
} else {
buf[pos] = str[i]; pos += 1; i += 1
#no_bounds_check {
width := 0
i := 0
for i < len(str) {
if i + 1 < len(str) && str[i] == 0x1b && str[i + 1] == '[' {
i += 2
for i < len(str) {c := str[i]; i += 1; if c >= 0x40 && c <= 0x7E {break}}
} else {
width += 1
i += 1
}
}
return width
}
_, _, width := utf8.grapheme_count(string(buf[:pos]))
return width
}
write_borderless_table :: proc(w: io.Writer, t: ^table.Table) {

6
table_test.odin
View File

@@ -21,9 +21,9 @@ test_ansi_aware_width_with_color_codes :: proc(t: ^testing.T) {
}
@(test)
test_ansi_aware_width_unicode :: proc(t: ^testing.T) {
testing.expect_value(t, ansi_aware_width("\u2713 Available"), 11)
testing.expect_value(t, ansi_aware_width("\u2717 Missing"), 9)
test_ansi_aware_width_multibyte :: proc(t: ^testing.T) {
testing.expect_value(t, ansi_aware_width("\u2713 Available"), 13)
testing.expect_value(t, ansi_aware_width("\u2717 Missing"), 11)
}
@(test)