matchDollarVarsIC - use match() with dollar vars [1010862]

< > BotCompany Repo | #1010862 // matchDollarVarsIC - use match() with dollar vars

JavaX fragment (include)

static SS matchDollarVarsIC(S pat, S s) {
  if (s == null) null;
  ret matchDollarVarsIC(pat, parse3_cachedInput(s));
}

static SS matchDollarVarsIC(S pat, LS tokS) {
  if (pat == null || tokS == null) null;
  new L<S> vars;
  S pat2 = dollarVarsToStars(pat, vars);
  new Matches m;
  if (!match3(pat2, tokS, m)) null;
  new SS map;
  for (int i = 0; i < l(m.m); i++) {
    S var = vars.get(i);
    S value = m.get(i);
    S oldValue = map.get(var);
    if (oldValue == null) map.put(var, value);
    else if (neqic(oldValue, value)) null;
  }
  ret map;
}

Author comment

Began life as a copy of #1010858

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Snippet ID:

#1010862

Snippet name:

matchDollarVarsIC - use match() with dollar vars

Eternal ID of this version:

#1010862/6

Text MD5:

9dcf9d3d84346de32b7f3fa39472ac0a

Author:

stefan

Category:

javax / parsing

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2018-09-02 23:26:39

Source code size:

576 bytes / 21 lines

Pitched / IR pitched:

No / No

Views / Downloads:

800 / 882

Version history:

5 change(s)

Referenced in:

[show references]

1	static SS matchDollarVarsIC(S pat, S s) {
2	if (s == null) null;
3	ret matchDollarVarsIC(pat, parse3_cachedInput(s));
4	}
5
6	static SS matchDollarVarsIC(S pat, LS tokS) {
7	if (pat == null \|\| tokS == null) null;
8	new L<S> vars;
9	S pat2 = dollarVarsToStars(pat, vars);
10	new Matches m;
11	if (!match3(pat2, tokS, m)) null;
12	new SS map;
13	for (int i = 0; i < l(m.m); i++) {
14	S var = vars.get(i);
15	S value = m.get(i);
16	S oldValue = map.get(var);
17	if (oldValue == null) map.put(var, value);
18	else if (neqic(oldValue, value)) null;
19	}
20	ret map;
21	}