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refactor: split is_not_word_char into char_class and CharClass

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CJ van den Berg 2025-11-27 16:13:57 +01:00
parent 1615cd37e8
commit a15ceeb4a7
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 51 additions and 33 deletions
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84
src/tui/editor.zig
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@ -2220,42 +2220,54 @@ pub const Editor = struct {
const cursel_operator_mut = *const fn (self: *Self, root: Buffer.Root, cursel: *CurSel, allocator: Allocator) error{Stop}!Buffer.Root;
const cursel_operator_mut_arg = *const fn (self: *Self, root: Buffer.Root, cursel: *CurSel, allocator: Allocator, ctx: Context) error{Stop}!Buffer.Root;
pub fn is_not_word_char(c: []const u8) bool {
if (c.len == 0) return true;
pub const CharClass = enum {
whitespace,
word,
non_word,
eol,
end,
};
pub fn char_class(c: []const u8) CharClass {
if (c.len == 0) return .end;
return switch (c[0]) {
' ' => true,
'=' => true,
'"' => true,
'\'' => true,
'\t' => true,
'\n' => true,
'/' => true,
'\\' => true,
'*' => true,
':' => true,
'.' => true,
',' => true,
'(' => true,
')' => true,
'{' => true,
'}' => true,
'[' => true,
']' => true,
';' => true,
'|' => true,
'!' => true,
'?' => true,
'&' => true,
'@' => true,
'-' => true,
'<' => true,
'>' => true,
else => false,
'=' => .non_word,
'"' => .non_word,
'\'' => .non_word,
'/' => .non_word,
'\\' => .non_word,
'*' => .non_word,
':' => .non_word,
'.' => .non_word,
',' => .non_word,
'(' => .non_word,
')' => .non_word,
'{' => .non_word,
'}' => .non_word,
'[' => .non_word,
']' => .non_word,
';' => .non_word,
'|' => .non_word,
'!' => .non_word,
'?' => .non_word,
'&' => .non_word,
'@' => .non_word,
'-' => .non_word,
'<' => .non_word,
'>' => .non_word,
' ' => .whitespace,
'\t' => .whitespace,
'\n' => .eol,
else => .word,
};
}
pub fn is_not_word_char(c: []const u8) bool {
return char_class(c) != .word;
}
pub fn is_word_char(c: []const u8) bool {
return !is_not_word_char(c);
return char_class(c) == .word;
}
fn is_word_char_at_cursor(root: Buffer.Root, cursor: *const Cursor, metrics: Buffer.Metrics) bool {
@ -2279,11 +2291,17 @@ pub const Editor = struct {
}
pub fn is_whitespace(c: []const u8) bool {
return (c.len == 0) or (c[0] == ' ') or (c[0] == '\t');
return switch (char_class(c)) {
.whitespace, .end => true,
else => false,
};
}
pub fn is_whitespace_or_eol(c: []const u8) bool {
return is_whitespace(c) or c[0] == '\n';
return switch (char_class(c)) {
.whitespace, .end, .eol => true,
else => false,
};
}
pub fn is_whitespace_at_cursor(root: Buffer.Root, cursor: *const Cursor, metrics: Buffer.Metrics) bool {