sbin/res/app/frame/String.js
branchjsdoc
changeset 520 fe008e95a716
parent 519 46e21d060650
child 521 df716b99c5bb
child 522 2b1a07f1d797
--- a/sbin/res/app/frame/String.js	Fri Dec 23 10:59:23 2011 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,93 +0,0 @@
-/**
-	@name String
-	@class Additions to the core string object.
-*/
-
-/** @author Steven Levithan, released as public domain. */
-String.prototype.trim = function() {
-	var str = this.replace(/^\s+/, '');
-	for (var i = str.length - 1; i >= 0; i--) {
-		if (/\S/.test(str.charAt(i))) {
-			str = str.substring(0, i + 1);
-			break;
-		}
-	}
-	return str;
-}
-/*t:
-	plan(6, "Testing String.prototype.trim.");
-	
-	var s = "   a bc   ".trim();
-	is(s, "a bc", "multiple spaces front and back are trimmed.");
-
-	s = "a bc\n\n".trim();
-	is(s, "a bc", "newlines only in back are trimmed.");
-	
-	s = "\ta bc".trim();
-	is(s, "a bc", "tabs only in front are trimmed.");
-	
-	s = "\n \t".trim();
-	is(s, "", "an all-space string is trimmed to empty.");
-	
-	s = "a b\nc".trim();
-	is(s, "a b\nc", "a string with no spaces in front or back is trimmed to itself.");
-	
-	s = "".trim();
-	is(s, "", "an empty string is trimmed to empty.");
-
-*/
-
-String.prototype.balance = function(open, close) {
-	var i = 0;
-	while (this.charAt(i) != open) {
-		if (i == this.length) return [-1, -1];
-		i++;
-	}
-	
-	var j = i+1;
-	var balance = 1;
-	while (j < this.length) {
-		if (this.charAt(j) == open) balance++;
-		if (this.charAt(j) == close) balance--;
-		if (balance == 0) break;
-		j++;
-		if (j == this.length) return [-1, -1];
-	}
-	
-	return [i, j];
-}
-/*t:
-	plan(16, "Testing String.prototype.balance.");
-	
-	var s = "{abc}".balance("{","}");
-	is(s[0], 0, "opener in first is found.");
-	is(s[1], 4, "closer in last is found.");
-	
-	s = "ab{c}de".balance("{","}");
-	is(s[0], 2, "opener in middle is found.");
-	is(s[1], 4, "closer in middle is found.");
-	
-	s = "a{b{c}de}f".balance("{","}");
-	is(s[0], 1, "nested opener is found.");
-	is(s[1], 8, "nested closer is found.");
-	
-	s = "{}".balance("{","}");
-	is(s[0], 0, "opener with no content is found.");
-	is(s[1], 1, "closer with no content is found.");
-	
-	s = "".balance("{","}");
-	is(s[0], -1, "empty string opener is -1.");
-	is(s[1], -1, "empty string closer is -1.");
-	
-	s = "{abc".balance("{","}");
-	is(s[0], -1, "opener with no closer returns -1.");
-	is(s[1], -1, "no closer returns -1.");
-	
-	s = "abc".balance("{","}");
-	is(s[0], -1, "no opener or closer returns -1 for opener.");
-	is(s[1], -1, "no opener or closer returns -1 for closer.");
-	
-	s = "a<bc}de".balance("<","}");
-	is(s[0], 1, "unmatching opener is found.");
-	is(s[1], 4, "unmatching closer is found.");
-*/
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