diff options
Diffstat (limited to 'src/nvim/ex_cmds.c')
| -rw-r--r-- | src/nvim/ex_cmds.c | 189 |
1 files changed, 96 insertions, 93 deletions
diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c index bae0ab6862..2f522ac6d0 100644 --- a/src/nvim/ex_cmds.c +++ b/src/nvim/ex_cmds.c @@ -2931,7 +2931,6 @@ void sub_set_replacement(SubReplacementString sub) */ void do_sub(exarg_T *eap) { - linenr_T lnum; long i = 0; regmmatch_T regmatch; static subflags_T subflags = { @@ -2944,30 +2943,24 @@ void do_sub(exarg_T *eap) .do_number = false, .do_ic = kSubHonorOptions }; - bool save_do_all; // remember user specified 'g' flag - bool save_do_ask; // remember user specified 'c' flag - char_u *pat = NULL, *sub = NULL; /* init for GCC */ + char_u *pat = NULL, *sub = NULL; // init for GCC int delimiter; int sublen; - int got_quit = FALSE; - int got_match = FALSE; - int temp; + int got_quit = false; + int got_match = false; int which_pat; - char_u *cmd; - int save_State; - linenr_T first_line = 0; /* first changed line */ - linenr_T last_line= 0; /* below last changed line AFTER the - * change */ + char_u *cmd = eap->arg; + linenr_T first_line = 0; // first changed line + linenr_T last_line= 0; // below last changed line AFTER the + // change linenr_T old_line_count = curbuf->b_ml.ml_line_count; linenr_T line2; - long nmatch; /* number of lines in match */ char_u *sub_firstline; /* allocated copy of first sub line */ int endcolumn = FALSE; /* cursor in last column when done */ pos_T old_cursor = curwin->w_cursor; int start_nsubs; int save_ma = 0; - cmd = eap->arg; if (!global_busy) { sub_nsubs = 0; sub_nlines = 0; @@ -3107,38 +3100,39 @@ void do_sub(exarg_T *eap) while (*cmd) { // Note that 'g' and 'c' are always inverted. // 'r' is never inverted. - if (*cmd == 'g') + if (*cmd == 'g') { subflags.do_all = !subflags.do_all; - else if (*cmd == 'c') + } else if (*cmd == 'c') { subflags.do_ask = !subflags.do_ask; - else if (*cmd == 'n') + } else if (*cmd == 'n') { subflags.do_count = true; - else if (*cmd == 'e') + } else if (*cmd == 'e') { subflags.do_error = !subflags.do_error; - else if (*cmd == 'r') /* use last used regexp */ + } else if (*cmd == 'r') { // use last used regexp which_pat = RE_LAST; - else if (*cmd == 'p') + } else if (*cmd == 'p') { subflags.do_print = true; - else if (*cmd == '#') { + } else if (*cmd == '#') { subflags.do_print = true; subflags.do_number = true; } else if (*cmd == 'l') { subflags.do_print = true; subflags.do_list = true; - } else if (*cmd == 'i') /* ignore case */ + } else if (*cmd == 'i') { // ignore case subflags.do_ic = kSubIgnoreCase; - else if (*cmd == 'I') /* don't ignore case */ + } else if (*cmd == 'I') { // don't ignore case subflags.do_ic = kSubMatchCase; - else + } else { break; - ++cmd; + } + cmd++; } if (subflags.do_count) { subflags.do_ask = false; } - save_do_all = subflags.do_all; - save_do_ask = subflags.do_ask; + bool save_do_all = subflags.do_all; // remember user specified 'g' flag + bool save_do_ask = subflags.do_ask; // remember user specified 'c' flag // check for a trailing count cmd = skipwhite(cmd); @@ -3170,23 +3164,24 @@ void do_sub(exarg_T *eap) return; if (!subflags.do_count && !MODIFIABLE(curbuf)) { - /* Substitution is not allowed in non-'modifiable' buffer */ + // Substitution is not allowed in non-'modifiable' buffer EMSG(_(e_modifiable)); return; } - if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, - ®match) == FAIL) { - if (subflags.do_error) + if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, ®match) == FAIL) { + if (subflags.do_error) { EMSG(_(e_invcmd)); + } return; } - /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */ - if (subflags.do_ic == kSubIgnoreCase) - regmatch.rmm_ic = TRUE; - else if (subflags.do_ic == kSubMatchCase) - regmatch.rmm_ic = FALSE; + // the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' + if (subflags.do_ic == kSubIgnoreCase) { + regmatch.rmm_ic = true; + } else if (subflags.do_ic == kSubMatchCase) { + regmatch.rmm_ic = false; + } sub_firstline = NULL; @@ -3198,15 +3193,13 @@ void do_sub(exarg_T *eap) if (!(sub[0] == '\\' && sub[1] == '=')) sub = regtilde(sub, p_magic); - /* - * Check for a match on each line. - */ + // Check for a match on each line. line2 = eap->line2; - for (lnum = eap->line1; lnum <= line2 && !(got_quit - || aborting() - ); ++lnum) { - nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, - (colnr_T)0, NULL); + for (linenr_T lnum = eap->line1; + lnum <= line2 && !(got_quit || aborting()); + lnum++) { + long nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, + (colnr_T)0, NULL); if (nmatch) { colnr_T copycol; colnr_T matchcol; @@ -3333,15 +3326,13 @@ void do_sub(exarg_T *eap) matchcol = regmatch.endpos[0].col; prev_matchcol = matchcol; - /* - * 2. If subflags.do_count is set only increase the counter. - * If do_ask is set, ask for confirmation. - */ + // 2. If subflags.do_count is set only increase the counter. + // If do_ask is set, ask for confirmation. if (subflags.do_count) { - /* For a multi-line match, put matchcol at the NUL at - * the end of the line and set nmatch to one, so that - * we continue looking for a match on the next line. - * Avoids that ":s/\nB\@=//gc" get stuck. */ + // For a multi-line match, put matchcol at the NUL at + // the end of the line and set nmatch to one, so that + // we continue looking for a match on the next line. + // Avoids that ":s/\nB\@=//gc" get stuck. if (nmatch > 1) { matchcol = (colnr_T)STRLEN(sub_firstline); nmatch = 1; @@ -3360,7 +3351,7 @@ void do_sub(exarg_T *eap) /* change State to CONFIRM, so that the mouse works * properly */ - save_State = State; + int save_State = State; State = CONFIRM; setmouse(); /* disable mouse in xterm */ curwin->w_cursor.col = regmatch.startpos[0].col; @@ -3407,7 +3398,7 @@ void do_sub(exarg_T *eap) curwin->w_p_fen = FALSE; /* Invert the matched string. * Remove the inversion afterwards. */ - temp = RedrawingDisabled; + int temp = RedrawingDisabled; RedrawingDisabled = 0; if (new_start != NULL) { @@ -3487,13 +3478,13 @@ void do_sub(exarg_T *eap) if (typed == 'y') break; if (typed == 'l') { - /* last: replace and then stop */ + // last: replace and then stop subflags.do_all = false; line2 = lnum; break; } if (typed == 'a') { - subflags.do_ask = FALSE; + subflags.do_ask = false; break; } if (typed == Ctrl_E) @@ -3530,24 +3521,25 @@ void do_sub(exarg_T *eap) * 3. substitute the string. */ if (subflags.do_count) { - /* prevent accidentally changing the buffer by a function */ + // prevent accidentally changing the buffer by a function save_ma = curbuf->b_p_ma; - curbuf->b_p_ma = FALSE; + curbuf->b_p_ma = false; sandbox++; } // Save flags for recursion. They can change for e.g. // :s/^/\=execute("s#^##gn") subflags_T subflags_save = subflags; - /* get length of substitution part */ + // get length of substitution part sublen = vim_regsub_multi(®match, - sub_firstlnum - regmatch.startpos[0].lnum, - sub, sub_firstline, FALSE, p_magic, TRUE); + sub_firstlnum - regmatch.startpos[0].lnum, + sub, sub_firstline, false, p_magic, true); // Don't keep flags set by a recursive call subflags = subflags_save; if (subflags.do_count) { curbuf->b_p_ma = save_ma; - if (sandbox > 0) + if (sandbox > 0) { sandbox--; + } goto skip; } @@ -3620,11 +3612,12 @@ void do_sub(exarg_T *eap) sub_firstlnum += nmatch - 1; xfree(sub_firstline); sub_firstline = vim_strsave(ml_get(sub_firstlnum)); - /* When going beyond the last line, stop substituting. */ - if (sub_firstlnum <= line2) - do_again = TRUE; - else + // When going beyond the last line, stop substituting. + if (sub_firstlnum <= line2) { + do_again = true; + } else { subflags.do_all = false; + } } /* Remember next character to be copied. */ @@ -3655,11 +3648,12 @@ void do_sub(exarg_T *eap) ml_append(lnum - 1, new_start, (colnr_T)(p1 - new_start + 1), FALSE); mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L); - if (subflags.do_ask) + if (subflags.do_ask) { appended_lines(lnum - 1, 1L); - else { - if (first_line == 0) + } else { + if (first_line == 0) { first_line = lnum; + } last_line = lnum + 1; } /* All line numbers increase. */ @@ -3676,12 +3670,10 @@ void do_sub(exarg_T *eap) p1 += (*mb_ptr2len)(p1) - 1; } - /* - * 4. If subflags.do_all is set, find next match. - * Prevent endless loop with patterns that match empty - * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g. - * But ":s/\n/#/" is OK. - */ + // 4. If subflags.do_all is set, find next match. + // Prevent endless loop with patterns that match empty + // strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g. + // But ":s/\n/#/" is OK. skip: /* We already know that we did the last subst when we are at * the end of the line, except that a pattern like @@ -3742,21 +3734,23 @@ skip: for (i = 0; i < nmatch_tl; ++i) ml_delete(lnum, (int)FALSE); mark_adjust(lnum, lnum + nmatch_tl - 1, - (long)MAXLNUM, -nmatch_tl); - if (subflags.do_ask) + (long)MAXLNUM, -nmatch_tl); + if (subflags.do_ask) { deleted_lines(lnum, nmatch_tl); - --lnum; - line2 -= nmatch_tl; /* nr of lines decreases */ + } + lnum--; + line2 -= nmatch_tl; // nr of lines decreases nmatch_tl = 0; } /* When asking, undo is saved each time, must also set * changed flag each time. */ - if (subflags.do_ask) + if (subflags.do_ask) { changed_bytes(lnum, 0); - else { - if (first_line == 0) + } else { + if (first_line == 0) { first_line = lnum; + } last_line = lnum + 1; } @@ -3809,9 +3803,10 @@ skip: xfree(sub_firstline); /* may have to free allocated copy of the line */ - /* ":s/pat//n" doesn't move the cursor */ - if (subflags.do_count) + // ":s/pat//n" doesn't move the cursor + if (subflags.do_count) { curwin->w_cursor = old_cursor; + } if (sub_nsubs > start_nsubs) { /* Set the '[ and '] marks. */ @@ -3822,24 +3817,32 @@ skip: if (!global_busy) { // when interactive leave cursor on the match if (!subflags.do_ask) { - if (endcolumn) + if (endcolumn) { coladvance((colnr_T)MAXCOL); - else + } else { beginline(BL_WHITE | BL_FIX); + } } - if (!do_sub_msg(subflags.do_count) && subflags.do_ask) + if (!do_sub_msg(subflags.do_count) && subflags.do_ask) { MSG(""); - } else - global_need_beginline = TRUE; - if (subflags.do_print) + } + } else { + global_need_beginline = true; + } + if (subflags.do_print) { print_line(curwin->w_cursor.lnum, subflags.do_number, subflags.do_list); + } } else if (!global_busy) { - if (got_int) /* interrupted */ + if (got_int) { + // interrupted EMSG(_(e_interr)); - else if (got_match) /* did find something but nothing substituted */ + } else if (got_match) { + // did find something but nothing substituted MSG(""); - else if (subflags.do_error) /* nothing found */ + } else if (subflags.do_error) { + // nothing found EMSG2(_(e_patnotf2), get_search_pat()); + } } if (subflags.do_ask && hasAnyFolding(curwin)) { |