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| author | June McEnroe <june@causal.agency> | 2022-02-09 17:55:33 -0500 |
|---|---|---|
| committer | June McEnroe <june@causal.agency> | 2022-02-09 17:55:33 -0500 |
| commit | 9c384de6dbe526374af5075e06260063a9764cb9 (patch) | |
| tree | c18590d1f08f87bd1fef8b9984e610972a313efc | |
| parent | Add M-s to (temporarily) reveal spoiler text (diff) | |
| download | catgirl-9c384de6dbe526374af5075e06260063a9764cb9.tar.gz catgirl-9c384de6dbe526374af5075e06260063a9764cb9.zip | |
Treat any amount of space and punctuation as word boundaries
This matches behaviour of, e.g. zsh -o emacs.
| -rw-r--r-- | edit.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/edit.c b/edit.c index 71c5cca..9aa1c86 100644 --- a/edit.c +++ b/edit.c @@ -207,6 +207,10 @@ static void tabReject(void) { tab.len = 0; } +static bool isword(wchar_t ch) { + return !iswspace(ch) && !iswpunct(ch); +} + void edit(uint id, enum Edit op, wchar_t ch) { size_t init = pos; switch (op) { @@ -215,12 +219,12 @@ void edit(uint id, enum Edit op, wchar_t ch) { break; case EditPrev: if (pos) pos--; break; case EditNext: if (pos < len) pos++; break; case EditPrevWord: { - if (pos) pos--; - while (pos && !iswspace(buf[pos - 1])) pos--; + while (pos && !isword(buf[pos - 1])) pos--; + while (pos && isword(buf[pos - 1])) pos--; } break; case EditNextWord: { - if (pos < len) pos++; - while (pos < len && !iswspace(buf[pos])) pos++; + while (pos < len && !isword(buf[pos])) pos++; + while (pos < len && isword(buf[pos])) pos++; } break; case EditDeleteHead: delete(true, 0, pos); pos = 0; @@ -229,15 +233,17 @@ void edit(uint id, enum Edit op, wchar_t ch) { break; case EditDeleteNext: delete(false, pos, 1); break; case EditDeletePrevWord: { if (!pos) break; - size_t word = pos - 1; - while (word && !iswspace(buf[word - 1])) word--; + size_t word = pos; + while (word && !isword(buf[word - 1])) word--; + while (word && isword(buf[word - 1])) word--; delete(true, word, pos - word); pos = word; } break; case EditDeleteNextWord: { if (pos == len) break; - size_t word = pos + 1; - while (word < len && !iswspace(buf[word])) word++; + size_t word = pos; + while (word < len && !isword(buf[word])) word++; + while (word < len && isword(buf[word])) word++; delete(true, pos, word - pos); } break; case EditPaste: { |