Merge pull request #928 from TheDiveO/filter-operators-addsufprefix

addprefix and addsuffix filter operators

core/modules/filters/addprefix.js

@@ -0,0 +1,28 @@
+/*\
+title: $:/core/modules/filters/addprefix.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operator for adding a prefix to each title in the list. This is
+especially useful in contexts where only a filter expression is allowed
+and macro substitution isn't available.
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.addprefix = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		results.push(operator.operand + title);
+	});
+	return results;
+};
+
+})();

core/modules/filters/addsuffix.js

@@ -0,0 +1,28 @@
+/*\
+title: $:/core/modules/filters/addsuffix.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operator for adding a suffix to each title in the list. This is
+especially useful in contexts where only a filter expression is allowed
+and macro substitution isn't available.
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.addsuffix = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		results.push(title + operator.operand);
+	});
+	return results;
+};
+
+})();

editions/tw5.com/tiddlers/filters/FilterOperator addprefix.tid

@@ -0,0 +1,15 @@
+created: 20140410103123179
+modified: 20140410103123179
+tags: Filters
+caption: addprefix
+title: FilterOperator: addprefix
+type: text/vnd.tiddlywiki
+
+The ''addprefix'' filter operator add a prefix to all titles in the current list.
+
+For example:
+
+|!Filter String |!Description |
+|`one two three +[addprefix[tid-]]` |Returns `tid-one`, `tid-two`, `tid-three` |
+
+See also [[FilterOperator: prefix]], [[FilterOperator: suffix]], [[FilterOperator: addsuffix]], [[FilterOperator: removeprefix]] and [[FilterOperator: removesuffix]].

editions/tw5.com/tiddlers/filters/FilterOperator addsuffix.tid

@@ -0,0 +1,15 @@
+created: 20140828133830424
+modified: 20140902145613329
+tags: Filters
+caption: addsuffix
+title: FilterOperator: addsuffix
+type: text/vnd.tiddlywiki
+
+The ''addsuffix'' filter operator adds a suffix to all titles in the current list.
+
+For example:
+
+|!Filter String |!Description |
+|`one two three +[addsuffix[-tid]]` |Returns `one-tid`, `two-tid`, `three-tid` |
+
+See also [[FilterOperator: suffix]], [[FilterOperator: prefix]], [[FilterOperator: addprefix]], [[FilterOperator: removesuffix]], and [[FilterOperator: removeprefix]].

editions/tw5.com/tiddlers/filters/FilterOperator prefix.tid

@@ -13,4 +13,4 @@ For example:
 |`[tag[task]!prefix[hidden]]` |Returns tiddlers tagged `task` whose titles do not start with `hidden` |
 |`[prefix[$:/]]` |Equivalent to `[is[system]]` |
 
-See also [[FilterOperator: removeprefix]], [[FilterOperator: removesuffix]] and [[FilterOperator: removesuffix]].
+See also [[FilterOperator: removeprefix]], [[FilterOperator: removesuffix]], [[FilterOperator: removesuffix]], [[FilterOperator: addprefix]], and [[FilterOperator: addsuffix]].

editions/tw5.com/tiddlers/filters/FilterOperator removeprefix.tid

@@ -12,4 +12,4 @@ For example:
 |!Filter String |!Description |
 |`tid-one tid-two three +[removeprefix[tid-]]` |Returns `one`, `two` |
 
-See also [[FilterOperator: prefix]], [[FilterOperator: suffix]] and [[FilterOperator: removesuffix]].
+See also [[FilterOperator: prefix]], [[FilterOperator: suffix]], [[FilterOperator: removesuffix]], [[FilterOperator: addprefix]], and [[FilterOperator: addsuffix]].

editions/tw5.com/tiddlers/filters/FilterOperator removesuffix.tid

@@ -12,4 +12,4 @@ For example:
 |!Filter String |!Description |
 |`one-tid two-tid three +[removesuffix[-tid]]` |Returns `one`, `two` |
 
-See also [[FilterOperator: suffix]], [[FilterOperator: prefix]] and [[FilterOperator: removeprefix]].
+See also [[FilterOperator: suffix]], [[FilterOperator: prefix]], [[FilterOperator: removeprefix]], [[FilterOperator: addprefix]], and [[FilterOperator: addsuffix]].

editions/tw5.com/tiddlers/filters/FilterOperator suffix.tid

@@ -13,4 +13,4 @@ For example:
 |`[tag[task]!suffix[hidden]]` |Returns tiddlers tagged `task` whose titles do not end with `hidden` |
 |`[suffix[.jpg]]` |Returns tiddlers whose titles end with `.jpg` |
 
-See also [[FilterOperator: removesuffix]], [[FilterOperator: prefix]] and [[FilterOperator: removeprefix]].
+See also [[FilterOperator: removesuffix]], [[FilterOperator: prefix]], [[FilterOperator: removeprefix]], [[FilterOperator: addprefix]], and [[FilterOperator: addsuffix]].