Mercurial > vim
view src/textprop.c @ 21753:9ef7ae8ab51c v8.2.1426
patch 8.2.1426: Vim9: cannot call autoload function in :def function
Commit: https://github.com/vim/vim/commit/a177344dc0c337e5b272c1c59d13964a8318bcfa
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Aug 12 15:21:22 2020 +0200
patch 8.2.1426: Vim9: cannot call autoload function in :def function
Problem: Vim9: cannot call autoload function in :def function.
Solution: Load the autoload script. (closes https://github.com/vim/vim/issues/6690)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Wed, 12 Aug 2020 15:30:04 +0200 |
parents | 71a36879ac2a |
children | 35c8996a798e |
line wrap: on
line source
/* vi:set ts=8 sts=4 sw=4 noet: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * Text properties implementation. See ":help text-properties". * * TODO: * - Adjust text property column and length when text is inserted/deleted. * -> a :substitute with a multi-line match * -> search for changed_bytes() from misc1.c * -> search for mark_col_adjust() * - Perhaps we only need TP_FLAG_CONT_NEXT and can drop TP_FLAG_CONT_PREV? * - Add an array for global_proptypes, to quickly lookup a prop type by ID * - Add an array for b_proptypes, to quickly lookup a prop type by ID * - Checking the text length to detect text properties is slow. Use a flag in * the index, like DB_MARKED? * - Also test line2byte() with many lines, so that ml_updatechunk() is taken * into account. * - Perhaps have a window-local option to disable highlighting from text * properties? */ #include "vim.h" #if defined(FEAT_PROP_POPUP) || defined(PROTO) /* * In a hashtable item "hi_key" points to "pt_name" in a proptype_T. * This avoids adding a pointer to the hashtable item. * PT2HIKEY() converts a proptype pointer to a hashitem key pointer. * HIKEY2PT() converts a hashitem key pointer to a proptype pointer. * HI2PT() converts a hashitem pointer to a proptype pointer. */ #define PT2HIKEY(p) ((p)->pt_name) #define HIKEY2PT(p) ((proptype_T *)((p) - offsetof(proptype_T, pt_name))) #define HI2PT(hi) HIKEY2PT((hi)->hi_key) // The global text property types. static hashtab_T *global_proptypes = NULL; // The last used text property type ID. static int proptype_id = 0; static char_u e_type_not_exist[] = N_("E971: Property type %s does not exist"); static char_u e_invalid_col[] = N_("E964: Invalid column number: %ld"); static char_u e_invalid_lnum[] = N_("E966: Invalid line number: %ld"); /* * Find a property type by name, return the hashitem. * Returns NULL if the item can't be found. */ static hashitem_T * find_prop_hi(char_u *name, buf_T *buf) { hashtab_T *ht; hashitem_T *hi; if (*name == NUL) return NULL; if (buf == NULL) ht = global_proptypes; else ht = buf->b_proptypes; if (ht == NULL) return NULL; hi = hash_find(ht, name); if (HASHITEM_EMPTY(hi)) return NULL; return hi; } /* * Like find_prop_hi() but return the property type. */ static proptype_T * find_prop(char_u *name, buf_T *buf) { hashitem_T *hi = find_prop_hi(name, buf); if (hi == NULL) return NULL; return HI2PT(hi); } /* * Get the prop type ID of "name". * When not found return zero. */ int find_prop_type_id(char_u *name, buf_T *buf) { proptype_T *pt = find_prop(name, buf); if (pt == NULL) return 0; return pt->pt_id; } /* * Lookup a property type by name. First in "buf" and when not found in the * global types. * When not found gives an error message and returns NULL. */ static proptype_T * lookup_prop_type(char_u *name, buf_T *buf) { proptype_T *type = find_prop(name, buf); if (type == NULL) type = find_prop(name, NULL); if (type == NULL) semsg(_(e_type_not_exist), name); return type; } /* * Get an optional "bufnr" item from the dict in "arg". * When the argument is not used or "bufnr" is not present then "buf" is * unchanged. * If "bufnr" is valid or not present return OK. * When "arg" is not a dict or "bufnr" is invalid return FAIL. */ static int get_bufnr_from_arg(typval_T *arg, buf_T **buf) { dictitem_T *di; if (arg->v_type != VAR_DICT) { emsg(_(e_dictreq)); return FAIL; } if (arg->vval.v_dict == NULL) return OK; // NULL dict is like an empty dict di = dict_find(arg->vval.v_dict, (char_u *)"bufnr", -1); if (di != NULL) { *buf = get_buf_arg(&di->di_tv); if (*buf == NULL) return FAIL; } return OK; } /* * prop_add({lnum}, {col}, {props}) */ void f_prop_add(typval_T *argvars, typval_T *rettv UNUSED) { linenr_T start_lnum; colnr_T start_col; start_lnum = tv_get_number(&argvars[0]); start_col = tv_get_number(&argvars[1]); if (start_col < 1) { semsg(_(e_invalid_col), (long)start_col); return; } if (argvars[2].v_type != VAR_DICT) { emsg(_(e_dictreq)); return; } prop_add_common(start_lnum, start_col, argvars[2].vval.v_dict, curbuf, &argvars[2]); } /* * Shared between prop_add() and popup_create(). * "dict_arg" is the function argument of a dict containing "bufnr". * it is NULL for popup_create(). */ void prop_add_common( linenr_T start_lnum, colnr_T start_col, dict_T *dict, buf_T *default_buf, typval_T *dict_arg) { linenr_T lnum; linenr_T end_lnum; colnr_T end_col; char_u *type_name; proptype_T *type; buf_T *buf = default_buf; int id = 0; char_u *newtext; int proplen; size_t textlen; char_u *props = NULL; char_u *newprops; textprop_T tmp_prop; int i; if (dict == NULL || dict_find(dict, (char_u *)"type", -1) == NULL) { emsg(_("E965: missing property type name")); return; } type_name = dict_get_string(dict, (char_u *)"type", FALSE); if (dict_find(dict, (char_u *)"end_lnum", -1) != NULL) { end_lnum = dict_get_number(dict, (char_u *)"end_lnum"); if (end_lnum < start_lnum) { semsg(_(e_invargval), "end_lnum"); return; } } else end_lnum = start_lnum; if (dict_find(dict, (char_u *)"length", -1) != NULL) { long length = dict_get_number(dict, (char_u *)"length"); if (length < 0 || end_lnum > start_lnum) { semsg(_(e_invargval), "length"); return; } end_col = start_col + length; } else if (dict_find(dict, (char_u *)"end_col", -1) != NULL) { end_col = dict_get_number(dict, (char_u *)"end_col"); if (end_col <= 0) { semsg(_(e_invargval), "end_col"); return; } } else if (start_lnum == end_lnum) end_col = start_col; else end_col = 1; if (dict_find(dict, (char_u *)"id", -1) != NULL) id = dict_get_number(dict, (char_u *)"id"); if (dict_arg != NULL && get_bufnr_from_arg(dict_arg, &buf) == FAIL) return; type = lookup_prop_type(type_name, buf); if (type == NULL) return; if (start_lnum < 1 || start_lnum > buf->b_ml.ml_line_count) { semsg(_(e_invalid_lnum), (long)start_lnum); return; } if (end_lnum < start_lnum || end_lnum > buf->b_ml.ml_line_count) { semsg(_(e_invalid_lnum), (long)end_lnum); return; } if (buf->b_ml.ml_mfp == NULL) { emsg(_("E275: Cannot add text property to unloaded buffer")); return; } for (lnum = start_lnum; lnum <= end_lnum; ++lnum) { colnr_T col; // start column long length; // in bytes // Fetch the line to get the ml_line_len field updated. proplen = get_text_props(buf, lnum, &props, TRUE); textlen = buf->b_ml.ml_line_len - proplen * sizeof(textprop_T); if (lnum == start_lnum) col = start_col; else col = 1; if (col - 1 > (colnr_T)textlen) { semsg(_(e_invalid_col), (long)start_col); return; } if (lnum == end_lnum) length = end_col - col; else length = (int)textlen - col + 1; if (length > (long)textlen) length = (int)textlen; // can include the end-of-line if (length < 0) length = 0; // zero-width property // Allocate the new line with space for the new proprety. newtext = alloc(buf->b_ml.ml_line_len + sizeof(textprop_T)); if (newtext == NULL) return; // Copy the text, including terminating NUL. mch_memmove(newtext, buf->b_ml.ml_line_ptr, textlen); // Find the index where to insert the new property. // Since the text properties are not aligned properly when stored with // the text, we need to copy them as bytes before using it as a struct. for (i = 0; i < proplen; ++i) { mch_memmove(&tmp_prop, props + i * sizeof(textprop_T), sizeof(textprop_T)); if (tmp_prop.tp_col >= col) break; } newprops = newtext + textlen; if (i > 0) mch_memmove(newprops, props, sizeof(textprop_T) * i); tmp_prop.tp_col = col; tmp_prop.tp_len = length; tmp_prop.tp_id = id; tmp_prop.tp_type = type->pt_id; tmp_prop.tp_flags = (lnum > start_lnum ? TP_FLAG_CONT_PREV : 0) | (lnum < end_lnum ? TP_FLAG_CONT_NEXT : 0); mch_memmove(newprops + i * sizeof(textprop_T), &tmp_prop, sizeof(textprop_T)); if (i < proplen) mch_memmove(newprops + (i + 1) * sizeof(textprop_T), props + i * sizeof(textprop_T), sizeof(textprop_T) * (proplen - i)); if (buf->b_ml.ml_flags & ML_LINE_DIRTY) vim_free(buf->b_ml.ml_line_ptr); buf->b_ml.ml_line_ptr = newtext; buf->b_ml.ml_line_len += sizeof(textprop_T); buf->b_ml.ml_flags |= ML_LINE_DIRTY; } buf->b_has_textprop = TRUE; // this is never reset redraw_buf_later(buf, NOT_VALID); } /* * Fetch the text properties for line "lnum" in buffer "buf". * Returns the number of text properties and, when non-zero, a pointer to the * first one in "props" (note that it is not aligned, therefore the char_u * pointer). */ int get_text_props(buf_T *buf, linenr_T lnum, char_u **props, int will_change) { char_u *text; size_t textlen; size_t proplen; // Be quick when no text property types have been defined or the buffer, // unless we are adding one. if ((!buf->b_has_textprop && !will_change) || buf->b_ml.ml_mfp == NULL) return 0; // Fetch the line to get the ml_line_len field updated. text = ml_get_buf(buf, lnum, will_change); textlen = STRLEN(text) + 1; proplen = buf->b_ml.ml_line_len - textlen; if (proplen % sizeof(textprop_T) != 0) { iemsg(_("E967: text property info corrupted")); return 0; } if (proplen > 0) *props = text + textlen; return (int)(proplen / sizeof(textprop_T)); } /** * Return the number of text properties on line "lnum" in the current buffer. * When "only_starting" is true only text properties starting in this line will * be considered. */ int count_props(linenr_T lnum, int only_starting) { char_u *props; int proplen = get_text_props(curbuf, lnum, &props, 0); int result = proplen; int i; textprop_T prop; if (only_starting) for (i = 0; i < proplen; ++i) { mch_memmove(&prop, props + i * sizeof(prop), sizeof(prop)); if (prop.tp_flags & TP_FLAG_CONT_PREV) --result; } return result; } /* * Find text property "type_id" in the visible lines of window "wp". * Match "id" when it is > 0. * Returns FAIL when not found. */ int find_visible_prop(win_T *wp, int type_id, int id, textprop_T *prop, linenr_T *found_lnum) { linenr_T lnum; char_u *props; int count; int i; // w_botline may not have been updated yet. validate_botline(); for (lnum = wp->w_topline; lnum < wp->w_botline; ++lnum) { count = get_text_props(wp->w_buffer, lnum, &props, FALSE); for (i = 0; i < count; ++i) { mch_memmove(prop, props + i * sizeof(textprop_T), sizeof(textprop_T)); if (prop->tp_type == type_id && (id <= 0 || prop->tp_id == id)) { *found_lnum = lnum; return OK; } } } return FAIL; } /* * Set the text properties for line "lnum" to "props" with length "len". * If "len" is zero text properties are removed, "props" is not used. * Any existing text properties are dropped. * Only works for the current buffer. */ static void set_text_props(linenr_T lnum, char_u *props, int len) { char_u *text; char_u *newtext; int textlen; text = ml_get(lnum); textlen = (int)STRLEN(text) + 1; newtext = alloc(textlen + len); if (newtext == NULL) return; mch_memmove(newtext, text, textlen); if (len > 0) mch_memmove(newtext + textlen, props, len); if (curbuf->b_ml.ml_flags & ML_LINE_DIRTY) vim_free(curbuf->b_ml.ml_line_ptr); curbuf->b_ml.ml_line_ptr = newtext; curbuf->b_ml.ml_line_len = textlen + len; curbuf->b_ml.ml_flags |= ML_LINE_DIRTY; } static proptype_T * find_type_by_id(hashtab_T *ht, int id) { long todo; hashitem_T *hi; if (ht == NULL) return NULL; // TODO: Make this faster by keeping a list of types sorted on ID and use // a binary search. todo = (long)ht->ht_used; for (hi = ht->ht_array; todo > 0; ++hi) { if (!HASHITEM_EMPTY(hi)) { proptype_T *prop = HI2PT(hi); if (prop->pt_id == id) return prop; --todo; } } return NULL; } /* * Fill 'dict' with text properties in 'prop'. */ static void prop_fill_dict(dict_T *dict, textprop_T *prop, buf_T *buf) { proptype_T *pt; dict_add_number(dict, "col", prop->tp_col); dict_add_number(dict, "length", prop->tp_len); dict_add_number(dict, "id", prop->tp_id); dict_add_number(dict, "start", !(prop->tp_flags & TP_FLAG_CONT_PREV)); dict_add_number(dict, "end", !(prop->tp_flags & TP_FLAG_CONT_NEXT)); pt = text_prop_type_by_id(buf, prop->tp_type); if (pt != NULL) dict_add_string(dict, "type", pt->pt_name); } /* * Find a property type by ID in "buf" or globally. * Returns NULL if not found. */ proptype_T * text_prop_type_by_id(buf_T *buf, int id) { proptype_T *type; type = find_type_by_id(buf->b_proptypes, id); if (type == NULL) type = find_type_by_id(global_proptypes, id); return type; } /* * prop_clear({lnum} [, {lnum_end} [, {bufnr}]]) */ void f_prop_clear(typval_T *argvars, typval_T *rettv UNUSED) { linenr_T start = tv_get_number(&argvars[0]); linenr_T end = start; linenr_T lnum; buf_T *buf = curbuf; if (argvars[1].v_type != VAR_UNKNOWN) { end = tv_get_number(&argvars[1]); if (argvars[2].v_type != VAR_UNKNOWN) { if (get_bufnr_from_arg(&argvars[2], &buf) == FAIL) return; } } if (start < 1 || end < 1) { emsg(_(e_invrange)); return; } for (lnum = start; lnum <= end; ++lnum) { char_u *text; size_t len; if (lnum > buf->b_ml.ml_line_count) break; text = ml_get_buf(buf, lnum, FALSE); len = STRLEN(text) + 1; if ((size_t)buf->b_ml.ml_line_len > len) { if (!(buf->b_ml.ml_flags & ML_LINE_DIRTY)) { char_u *newtext = vim_strsave(text); // need to allocate the line now if (newtext == NULL) return; buf->b_ml.ml_line_ptr = newtext; buf->b_ml.ml_flags |= ML_LINE_DIRTY; } buf->b_ml.ml_line_len = (int)len; } } redraw_buf_later(buf, NOT_VALID); } /* * prop_find({props} [, {direction}]) */ void f_prop_find(typval_T *argvars, typval_T *rettv) { pos_T *cursor = &curwin->w_cursor; dict_T *dict; buf_T *buf = curbuf; dictitem_T *di; int lnum_start; int start_pos_has_prop = 0; int seen_end = 0; int id = -1; int type_id = -1; int skipstart = 0; int lnum = -1; int col = -1; int dir = 1; // 1 = forward, -1 = backward if (argvars[0].v_type != VAR_DICT || argvars[0].vval.v_dict == NULL) { emsg(_(e_invarg)); return; } dict = argvars[0].vval.v_dict; if (get_bufnr_from_arg(&argvars[0], &buf) == FAIL) return; if (buf->b_ml.ml_mfp == NULL) return; if (argvars[1].v_type != VAR_UNKNOWN) { char_u *dir_s = tv_get_string(&argvars[1]); if (*dir_s == 'b') dir = -1; else if (*dir_s != 'f') { emsg(_(e_invarg)); return; } } di = dict_find(dict, (char_u *)"lnum", -1); if (di != NULL) lnum = tv_get_number(&di->di_tv); di = dict_find(dict, (char_u *)"col", -1); if (di != NULL) col = tv_get_number(&di->di_tv); if (lnum == -1) { lnum = cursor->lnum; col = cursor->col + 1; } else if (col == -1) col = 1; if (lnum < 1 || lnum > buf->b_ml.ml_line_count) { emsg(_(e_invrange)); return; } di = dict_find(dict, (char_u *)"skipstart", -1); if (di != NULL) skipstart = tv_get_number(&di->di_tv); if (dict_find(dict, (char_u *)"id", -1) != NULL) id = dict_get_number(dict, (char_u *)"id"); if (dict_find(dict, (char_u *)"type", -1)) { char_u *name = dict_get_string(dict, (char_u *)"type", FALSE); proptype_T *type = lookup_prop_type(name, buf); if (type == NULL) return; type_id = type->pt_id; } if (id == -1 && type_id == -1) { emsg(_("E968: Need at least one of 'id' or 'type'")); return; } lnum_start = lnum; if (rettv_dict_alloc(rettv) == FAIL) return; while (1) { char_u *text = ml_get_buf(buf, lnum, FALSE); size_t textlen = STRLEN(text) + 1; int count = (int)((buf->b_ml.ml_line_len - textlen) / sizeof(textprop_T)); int i; textprop_T prop; int prop_start; int prop_end; for (i = 0; i < count; ++i) { mch_memmove(&prop, text + textlen + i * sizeof(textprop_T), sizeof(textprop_T)); if (lnum == lnum_start) { if (dir < 0) { if (col < prop.tp_col) break; } else if (prop.tp_col + prop.tp_len - (prop.tp_len != 0) < col) continue; } if (prop.tp_id == id || prop.tp_type == type_id) { // Check if the starting position has text props. if (lnum_start == lnum && col >= prop.tp_col && (col <= prop.tp_col + prop.tp_len - (prop.tp_len != 0))) start_pos_has_prop = 1; prop_start = !(prop.tp_flags & TP_FLAG_CONT_PREV); prop_end = !(prop.tp_flags & TP_FLAG_CONT_NEXT); if (!prop_start && prop_end && dir > 0) seen_end = 1; // Skip lines without the start flag. if (!prop_start) { // Always search backwards for start when search started // on a prop and we're not skipping. if (start_pos_has_prop && !skipstart) dir = -1; break; } // If skipstart is true, skip the prop at start pos (even if // continued from another line). if (start_pos_has_prop && skipstart && !seen_end) { start_pos_has_prop = 0; break; } prop_fill_dict(rettv->vval.v_dict, &prop, buf); dict_add_number(rettv->vval.v_dict, "lnum", lnum); return; } } if (dir > 0) { if (lnum >= buf->b_ml.ml_line_count) break; lnum++; } else { if (lnum <= 1) break; lnum--; } // Adjust col to indicate that we're continuing from prev/next line. col = dir < 0 ? buf->b_ml.ml_line_len : 1; } } /* * prop_list({lnum} [, {bufnr}]) */ void f_prop_list(typval_T *argvars, typval_T *rettv) { linenr_T lnum = tv_get_number(&argvars[0]); buf_T *buf = curbuf; if (argvars[1].v_type != VAR_UNKNOWN) { if (get_bufnr_from_arg(&argvars[1], &buf) == FAIL) return; } if (lnum < 1 || lnum > buf->b_ml.ml_line_count) { emsg(_(e_invrange)); return; } if (rettv_list_alloc(rettv) == OK) { char_u *text = ml_get_buf(buf, lnum, FALSE); size_t textlen = STRLEN(text) + 1; int count = (int)((buf->b_ml.ml_line_len - textlen) / sizeof(textprop_T)); int i; textprop_T prop; for (i = 0; i < count; ++i) { dict_T *d = dict_alloc(); if (d == NULL) break; mch_memmove(&prop, text + textlen + i * sizeof(textprop_T), sizeof(textprop_T)); prop_fill_dict(d, &prop, buf); list_append_dict(rettv->vval.v_list, d); } } } /* * prop_remove({props} [, {lnum} [, {lnum_end}]]) */ void f_prop_remove(typval_T *argvars, typval_T *rettv) { linenr_T start = 1; linenr_T end = 0; linenr_T lnum; dict_T *dict; buf_T *buf = curbuf; dictitem_T *di; int do_all = FALSE; int id = -1; int type_id = -1; int both = FALSE; rettv->vval.v_number = 0; if (argvars[0].v_type != VAR_DICT || argvars[0].vval.v_dict == NULL) { emsg(_(e_invarg)); return; } if (argvars[1].v_type != VAR_UNKNOWN) { start = tv_get_number(&argvars[1]); end = start; if (argvars[2].v_type != VAR_UNKNOWN) end = tv_get_number(&argvars[2]); if (start < 1 || end < 1) { emsg(_(e_invrange)); return; } } dict = argvars[0].vval.v_dict; if (get_bufnr_from_arg(&argvars[0], &buf) == FAIL) return; if (buf->b_ml.ml_mfp == NULL) return; di = dict_find(dict, (char_u*)"all", -1); if (di != NULL) do_all = dict_get_number(dict, (char_u *)"all"); if (dict_find(dict, (char_u *)"id", -1) != NULL) id = dict_get_number(dict, (char_u *)"id"); if (dict_find(dict, (char_u *)"type", -1)) { char_u *name = dict_get_string(dict, (char_u *)"type", FALSE); proptype_T *type = lookup_prop_type(name, buf); if (type == NULL) return; type_id = type->pt_id; } if (dict_find(dict, (char_u *)"both", -1) != NULL) both = dict_get_number(dict, (char_u *)"both"); if (id == -1 && type_id == -1) { emsg(_("E968: Need at least one of 'id' or 'type'")); return; } if (both && (id == -1 || type_id == -1)) { emsg(_("E860: Need 'id' and 'type' with 'both'")); return; } if (end == 0) end = buf->b_ml.ml_line_count; for (lnum = start; lnum <= end; ++lnum) { char_u *text; size_t len; if (lnum > buf->b_ml.ml_line_count) break; text = ml_get_buf(buf, lnum, FALSE); len = STRLEN(text) + 1; if ((size_t)buf->b_ml.ml_line_len > len) { static textprop_T textprop; // static because of alignment unsigned idx; for (idx = 0; idx < (buf->b_ml.ml_line_len - len) / sizeof(textprop_T); ++idx) { char_u *cur_prop = buf->b_ml.ml_line_ptr + len + idx * sizeof(textprop_T); size_t taillen; mch_memmove(&textprop, cur_prop, sizeof(textprop_T)); if (both ? textprop.tp_id == id && textprop.tp_type == type_id : textprop.tp_id == id || textprop.tp_type == type_id) { if (!(buf->b_ml.ml_flags & ML_LINE_DIRTY)) { char_u *newptr = alloc(buf->b_ml.ml_line_len); // need to allocate the line to be able to change it if (newptr == NULL) return; mch_memmove(newptr, buf->b_ml.ml_line_ptr, buf->b_ml.ml_line_len); buf->b_ml.ml_line_ptr = newptr; buf->b_ml.ml_flags |= ML_LINE_DIRTY; cur_prop = buf->b_ml.ml_line_ptr + len + idx * sizeof(textprop_T); } taillen = buf->b_ml.ml_line_len - len - (idx + 1) * sizeof(textprop_T); if (taillen > 0) mch_memmove(cur_prop, cur_prop + sizeof(textprop_T), taillen); buf->b_ml.ml_line_len -= sizeof(textprop_T); --idx; ++rettv->vval.v_number; if (!do_all) break; } } } } redraw_buf_later(buf, NOT_VALID); } /* * Common for f_prop_type_add() and f_prop_type_change(). */ static void prop_type_set(typval_T *argvars, int add) { char_u *name; buf_T *buf = NULL; dict_T *dict; dictitem_T *di; proptype_T *prop; name = tv_get_string(&argvars[0]); if (*name == NUL) { emsg(_(e_invarg)); return; } if (get_bufnr_from_arg(&argvars[1], &buf) == FAIL) return; dict = argvars[1].vval.v_dict; prop = find_prop(name, buf); if (add) { hashtab_T **htp; if (prop != NULL) { semsg(_("E969: Property type %s already defined"), name); return; } prop = alloc_clear(offsetof(proptype_T, pt_name) + STRLEN(name) + 1); if (prop == NULL) return; STRCPY(prop->pt_name, name); prop->pt_id = ++proptype_id; prop->pt_flags = PT_FLAG_COMBINE; htp = buf == NULL ? &global_proptypes : &buf->b_proptypes; if (*htp == NULL) { *htp = ALLOC_ONE(hashtab_T); if (*htp == NULL) { vim_free(prop); return; } hash_init(*htp); } hash_add(*htp, PT2HIKEY(prop)); } else { if (prop == NULL) { semsg(_(e_type_not_exist), name); return; } } if (dict != NULL) { di = dict_find(dict, (char_u *)"highlight", -1); if (di != NULL) { char_u *highlight; int hl_id = 0; highlight = dict_get_string(dict, (char_u *)"highlight", FALSE); if (highlight != NULL && *highlight != NUL) hl_id = syn_name2id(highlight); if (hl_id <= 0) { semsg(_("E970: Unknown highlight group name: '%s'"), highlight == NULL ? (char_u *)"" : highlight); return; } prop->pt_hl_id = hl_id; } di = dict_find(dict, (char_u *)"combine", -1); if (di != NULL) { if (tv_get_number(&di->di_tv)) prop->pt_flags |= PT_FLAG_COMBINE; else prop->pt_flags &= ~PT_FLAG_COMBINE; } di = dict_find(dict, (char_u *)"priority", -1); if (di != NULL) prop->pt_priority = tv_get_number(&di->di_tv); di = dict_find(dict, (char_u *)"start_incl", -1); if (di != NULL) { if (tv_get_number(&di->di_tv)) prop->pt_flags |= PT_FLAG_INS_START_INCL; else prop->pt_flags &= ~PT_FLAG_INS_START_INCL; } di = dict_find(dict, (char_u *)"end_incl", -1); if (di != NULL) { if (tv_get_number(&di->di_tv)) prop->pt_flags |= PT_FLAG_INS_END_INCL; else prop->pt_flags &= ~PT_FLAG_INS_END_INCL; } } } /* * prop_type_add({name}, {props}) */ void f_prop_type_add(typval_T *argvars, typval_T *rettv UNUSED) { prop_type_set(argvars, TRUE); } /* * prop_type_change({name}, {props}) */ void f_prop_type_change(typval_T *argvars, typval_T *rettv UNUSED) { prop_type_set(argvars, FALSE); } /* * prop_type_delete({name} [, {bufnr}]) */ void f_prop_type_delete(typval_T *argvars, typval_T *rettv UNUSED) { char_u *name; buf_T *buf = NULL; hashitem_T *hi; name = tv_get_string(&argvars[0]); if (*name == NUL) { emsg(_(e_invarg)); return; } if (argvars[1].v_type != VAR_UNKNOWN) { if (get_bufnr_from_arg(&argvars[1], &buf) == FAIL) return; } hi = find_prop_hi(name, buf); if (hi != NULL) { hashtab_T *ht; proptype_T *prop = HI2PT(hi); if (buf == NULL) ht = global_proptypes; else ht = buf->b_proptypes; hash_remove(ht, hi); vim_free(prop); } } /* * prop_type_get({name} [, {bufnr}]) */ void f_prop_type_get(typval_T *argvars, typval_T *rettv) { char_u *name = tv_get_string(&argvars[0]); if (*name == NUL) { emsg(_(e_invarg)); return; } if (rettv_dict_alloc(rettv) == OK) { proptype_T *prop = NULL; buf_T *buf = NULL; if (argvars[1].v_type != VAR_UNKNOWN) { if (get_bufnr_from_arg(&argvars[1], &buf) == FAIL) return; } prop = find_prop(name, buf); if (prop != NULL) { dict_T *d = rettv->vval.v_dict; if (prop->pt_hl_id > 0) dict_add_string(d, "highlight", syn_id2name(prop->pt_hl_id)); dict_add_number(d, "priority", prop->pt_priority); dict_add_number(d, "combine", (prop->pt_flags & PT_FLAG_COMBINE) ? 1 : 0); dict_add_number(d, "start_incl", (prop->pt_flags & PT_FLAG_INS_START_INCL) ? 1 : 0); dict_add_number(d, "end_incl", (prop->pt_flags & PT_FLAG_INS_END_INCL) ? 1 : 0); if (buf != NULL) dict_add_number(d, "bufnr", buf->b_fnum); } } } static void list_types(hashtab_T *ht, list_T *l) { long todo; hashitem_T *hi; todo = (long)ht->ht_used; for (hi = ht->ht_array; todo > 0; ++hi) { if (!HASHITEM_EMPTY(hi)) { proptype_T *prop = HI2PT(hi); list_append_string(l, prop->pt_name, -1); --todo; } } } /* * prop_type_list([{bufnr}]) */ void f_prop_type_list(typval_T *argvars, typval_T *rettv UNUSED) { buf_T *buf = NULL; if (rettv_list_alloc(rettv) == OK) { if (argvars[0].v_type != VAR_UNKNOWN) { if (get_bufnr_from_arg(&argvars[0], &buf) == FAIL) return; } if (buf == NULL) { if (global_proptypes != NULL) list_types(global_proptypes, rettv->vval.v_list); } else if (buf->b_proptypes != NULL) list_types(buf->b_proptypes, rettv->vval.v_list); } } /* * Free all property types in "ht". */ static void clear_ht_prop_types(hashtab_T *ht) { long todo; hashitem_T *hi; if (ht == NULL) return; todo = (long)ht->ht_used; for (hi = ht->ht_array; todo > 0; ++hi) { if (!HASHITEM_EMPTY(hi)) { proptype_T *prop = HI2PT(hi); vim_free(prop); --todo; } } hash_clear(ht); vim_free(ht); } #if defined(EXITFREE) || defined(PROTO) /* * Free all global property types. */ void clear_global_prop_types(void) { clear_ht_prop_types(global_proptypes); global_proptypes = NULL; } #endif /* * Free all property types for "buf". */ void clear_buf_prop_types(buf_T *buf) { clear_ht_prop_types(buf->b_proptypes); buf->b_proptypes = NULL; } // Struct used to return two values from adjust_prop(). typedef struct { int dirty; // if the property was changed int can_drop; // whether after this change, the prop may be removed } adjustres_T; /* * Adjust the property for "added" bytes (can be negative) inserted at "col". * * Note that "col" is zero-based, while tp_col is one-based. * Only for the current buffer. * "flags" can have: * APC_SUBSTITUTE: Text is replaced, not inserted. */ static adjustres_T adjust_prop( textprop_T *prop, colnr_T col, int added, int flags) { proptype_T *pt = text_prop_type_by_id(curbuf, prop->tp_type); int start_incl = (pt != NULL && (pt->pt_flags & PT_FLAG_INS_START_INCL)) || (flags & APC_SUBSTITUTE); int end_incl = (pt != NULL && (pt->pt_flags & PT_FLAG_INS_END_INCL)); // Do not drop zero-width props if they later can increase in // size. int droppable = !(start_incl || end_incl); adjustres_T res = {TRUE, FALSE}; if (added > 0) { if (col + 1 <= prop->tp_col - (start_incl || (prop->tp_len == 0 && end_incl))) // Change is entirely before the text property: Only shift prop->tp_col += added; else if (col + 1 < prop->tp_col + prop->tp_len + end_incl) // Insertion was inside text property prop->tp_len += added; } else if (prop->tp_col > col + 1) { if (prop->tp_col + added < col + 1) { prop->tp_len += (prop->tp_col - 1 - col) + added; prop->tp_col = col + 1; if (prop->tp_len <= 0) { prop->tp_len = 0; res.can_drop = droppable; } } else prop->tp_col += added; } else if (prop->tp_len > 0 && prop->tp_col + prop->tp_len > col) { int after = col - added - (prop->tp_col - 1 + prop->tp_len); prop->tp_len += after > 0 ? added + after : added; res.can_drop = prop->tp_len <= 0 && droppable; } else res.dirty = FALSE; return res; } /* * Adjust the columns of text properties in line "lnum" after position "col" to * shift by "bytes_added" (can be negative). * Note that "col" is zero-based, while tp_col is one-based. * Only for the current buffer. * "flags" can have: * APC_SAVE_FOR_UNDO: Call u_savesub() before making changes to the line. * APC_SUBSTITUTE: Text is replaced, not inserted. * Caller is expected to check b_has_textprop and "bytes_added" being non-zero. * Returns TRUE when props were changed. */ int adjust_prop_columns( linenr_T lnum, colnr_T col, int bytes_added, int flags) { int proplen; char_u *props; int dirty = FALSE; int ri, wi; size_t textlen; if (text_prop_frozen > 0) return FALSE; proplen = get_text_props(curbuf, lnum, &props, TRUE); if (proplen == 0) return FALSE; textlen = curbuf->b_ml.ml_line_len - proplen * sizeof(textprop_T); wi = 0; // write index for (ri = 0; ri < proplen; ++ri) { textprop_T prop; adjustres_T res; mch_memmove(&prop, props + ri * sizeof(prop), sizeof(prop)); res = adjust_prop(&prop, col, bytes_added, flags); if (res.dirty) { // Save for undo if requested and not done yet. if ((flags & APC_SAVE_FOR_UNDO) && !dirty && u_savesub(lnum) == FAIL) return FALSE; dirty = TRUE; } if (res.can_drop) continue; // Drop this text property mch_memmove(props + wi * sizeof(textprop_T), &prop, sizeof(textprop_T)); ++wi; } if (dirty) { colnr_T newlen = (int)textlen + wi * (colnr_T)sizeof(textprop_T); if ((curbuf->b_ml.ml_flags & ML_LINE_DIRTY) == 0) curbuf->b_ml.ml_line_ptr = vim_memsave(curbuf->b_ml.ml_line_ptr, newlen); curbuf->b_ml.ml_flags |= ML_LINE_DIRTY; curbuf->b_ml.ml_line_len = newlen; } return dirty; } /* * Adjust text properties for a line that was split in two. * "lnum_props" is the line that has the properties from before the split. * "lnum_top" is the top line. * "kept" is the number of bytes kept in the first line, while * "deleted" is the number of bytes deleted. */ void adjust_props_for_split( linenr_T lnum_props, linenr_T lnum_top, int kept, int deleted) { char_u *props; int count; garray_T prevprop; garray_T nextprop; int i; int skipped = kept + deleted; if (!curbuf->b_has_textprop) return; // Get the text properties from "lnum_props". count = get_text_props(curbuf, lnum_props, &props, FALSE); ga_init2(&prevprop, sizeof(textprop_T), 10); ga_init2(&nextprop, sizeof(textprop_T), 10); // Keep the relevant ones in the first line, reducing the length if needed. // Copy the ones that include the split to the second line. // Move the ones after the split to the second line. for (i = 0; i < count; ++i) { textprop_T prop; proptype_T *pt; int start_incl, end_incl; int cont_prev, cont_next; // copy the prop to an aligned structure mch_memmove(&prop, props + i * sizeof(textprop_T), sizeof(textprop_T)); pt = text_prop_type_by_id(curbuf, prop.tp_type); start_incl = (pt != NULL && (pt->pt_flags & PT_FLAG_INS_START_INCL)); end_incl = (pt != NULL && (pt->pt_flags & PT_FLAG_INS_END_INCL)); cont_prev = prop.tp_col + !start_incl <= kept; cont_next = skipped <= prop.tp_col + prop.tp_len - !end_incl; if (cont_prev && ga_grow(&prevprop, 1) == OK) { textprop_T *p = ((textprop_T *)prevprop.ga_data) + prevprop.ga_len; *p = prop; ++prevprop.ga_len; if (p->tp_col + p->tp_len >= kept) p->tp_len = kept - p->tp_col; if (cont_next) p->tp_flags |= TP_FLAG_CONT_NEXT; } // Only add the property to the next line if the length is bigger than // zero. if (cont_next && ga_grow(&nextprop, 1) == OK) { textprop_T *p = ((textprop_T *)nextprop.ga_data) + nextprop.ga_len; *p = prop; ++nextprop.ga_len; if (p->tp_col > skipped) p->tp_col -= skipped - 1; else { p->tp_len -= skipped - p->tp_col; p->tp_col = 1; } if (cont_prev) p->tp_flags |= TP_FLAG_CONT_PREV; } } set_text_props(lnum_top, prevprop.ga_data, prevprop.ga_len * sizeof(textprop_T)); ga_clear(&prevprop); set_text_props(lnum_top + 1, nextprop.ga_data, nextprop.ga_len * sizeof(textprop_T)); ga_clear(&nextprop); } /* * Prepend properties of joined line "lnum" to "new_props". */ void prepend_joined_props( char_u *new_props, int propcount, int *props_remaining, linenr_T lnum, int add_all, long col, int removed) { char_u *props; int proplen = get_text_props(curbuf, lnum, &props, FALSE); int i; for (i = proplen; i-- > 0; ) { textprop_T prop; int end; mch_memmove(&prop, props + i * sizeof(prop), sizeof(prop)); end = !(prop.tp_flags & TP_FLAG_CONT_NEXT); adjust_prop(&prop, 0, -removed, 0); // Remove leading spaces adjust_prop(&prop, -1, col, 0); // Make line start at its final colum if (add_all || end) mch_memmove(new_props + --(*props_remaining) * sizeof(prop), &prop, sizeof(prop)); else { int j; int found = FALSE; // Search for continuing prop. for (j = *props_remaining; j < propcount; ++j) { textprop_T op; mch_memmove(&op, new_props + j * sizeof(op), sizeof(op)); if ((op.tp_flags & TP_FLAG_CONT_PREV) && op.tp_id == prop.tp_id && op.tp_type == prop.tp_type) { found = TRUE; op.tp_len += op.tp_col - prop.tp_col; op.tp_col = prop.tp_col; // Start/end is taken care of when deleting joined lines op.tp_flags = prop.tp_flags; mch_memmove(new_props + j * sizeof(op), &op, sizeof(op)); break; } } if (!found) internal_error("text property above joined line not found"); } } } #endif // FEAT_PROP_POPUP