Add a default _.templateSettings.variable value.

Former-commit-id: 504aff143cd1dabdb7e8cd089ed3ed1bf9d8f896
2026-01-31 15:27:50 +00:00 · 2012-05-12 00:31:13 -04:00
parent 2e291396bd
commit ff93f7cbb5
3 changed files with 53 additions and 31 deletions
--- a/doc/README.md
+++ b/doc/README.md
@@ -109,6 +109,7 @@
 * [`_.templateSettings.escape`](#_templatesettingsescape)
 * [`_.templateSettings.evaluate`](#_templatesettingsevaluate)
 * [`_.templateSettings.interpolate`](#_templatesettingsinterpolate)
+* [`_.templateSettings.variable`](#_templatesettingsvariable)

 <!-- /div -->

@@ -150,7 +151,7 @@ The `lodash` function.
 <!-- div -->

 ### `_.VERSION`
-<a id="_version" href="#_version">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3015 "View in source") [&#x24C9;][1]
+<a id="_version" href="#_version">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3013 "View in source") [&#x24C9;][1]

 *(String)*: The semantic version number.

@@ -281,7 +282,7 @@ jQuery('#lodash_button').on('click', buttonView.onClick);
 <!-- div -->

 ### `_.chain(value)`
-<a id="_chainvalue" href="#_chainvalue">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2965 "View in source") [&#x24C9;][1]
+<a id="_chainvalue" href="#_chainvalue">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2963 "View in source") [&#x24C9;][1]

 Wraps the value in a `lodash` chainable object.

@@ -2356,7 +2357,7 @@ jQuery(window).on('scroll', throttled);
 <!-- div -->

 ### `_.times(n, callback [, thisArg])`
-<a id="_timesn-callback--thisarg" href="#_timesn-callback--thisarg">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2912 "View in source") [&#x24C9;][1]
+<a id="_timesn-callback--thisarg" href="#_timesn-callback--thisarg">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2910 "View in source") [&#x24C9;][1]

 Executes the `callback` function `n` times. The `callback` is invoked with `1` argument; *(index)*.

@@ -2464,7 +2465,7 @@ _.uniq([1, 2, 1, 3, 1, 4]);
 <!-- div -->

 ### `_.uniqueId([prefix])`
-<a id="_uniqueidprefix" href="#_uniqueidprefix">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2935 "View in source") [&#x24C9;][1]
+<a id="_uniqueidprefix" href="#_uniqueidprefix">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2933 "View in source") [&#x24C9;][1]

 Generates a unique id. If `prefix` is passed, the id will be appended to it.

@@ -2613,7 +2614,7 @@ _.zip(['moe', 'larry', 'curly'], [30, 40, 50], [true, false, false]);
 <!-- div -->

 ### `_.prototype.chain()`
-<a id="_prototypechain" href="#_prototypechain">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2983 "View in source") [&#x24C9;][1]
+<a id="_prototypechain" href="#_prototypechain">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2981 "View in source") [&#x24C9;][1]

 Extracts the value from a wrapped chainable object.

@@ -2637,7 +2638,7 @@ _([1, 2, 3]).value();
 <!-- div -->

 ### `_.prototype.value()`
-<a id="_prototypevalue" href="#_prototypevalue">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3000 "View in source") [&#x24C9;][1]
+<a id="_prototypevalue" href="#_prototypevalue">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L2998 "View in source") [&#x24C9;][1]

 Extracts the value from a wrapped chainable object.

@@ -2668,7 +2669,7 @@ _([1, 2, 3]).value();
 <!-- div -->

 ### `_.templateSettings`
-<a id="_templatesettings" href="#_templatesettings">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3025 "View in source") [&#x24C9;][1]
+<a id="_templatesettings" href="#_templatesettings">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3023 "View in source") [&#x24C9;][1]

 *(Object)*: By default, Lo-Dash uses ERB-style template delimiters, change the following template settings to use alternative delimiters.

@@ -2683,7 +2684,7 @@ _([1, 2, 3]).value();
 <!-- div -->

 ### `_.templateSettings.escape`
-<a id="_templatesettingsescape" href="#_templatesettingsescape">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3034 "View in source") [&#x24C9;][1]
+<a id="_templatesettingsescape" href="#_templatesettingsescape">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3032 "View in source") [&#x24C9;][1]

 *(RegExp)*: Used to detect `data` property values to be HTML-escaped.

@@ -2698,7 +2699,7 @@ _([1, 2, 3]).value();
 <!-- div -->

 ### `_.templateSettings.evaluate`
-<a id="_templatesettingsevaluate" href="#_templatesettingsevaluate">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3043 "View in source") [&#x24C9;][1]
+<a id="_templatesettingsevaluate" href="#_templatesettingsevaluate">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3041 "View in source") [&#x24C9;][1]

 *(RegExp)*: Used to detect code to be evaluated.

@@ -2713,7 +2714,7 @@ _([1, 2, 3]).value();
 <!-- div -->

 ### `_.templateSettings.interpolate`
-<a id="_templatesettingsinterpolate" href="#_templatesettingsinterpolate">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3052 "View in source") [&#x24C9;][1]
+<a id="_templatesettingsinterpolate" href="#_templatesettingsinterpolate">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3050 "View in source") [&#x24C9;][1]

 *(RegExp)*: Used to detect `data` property values to inject.

@@ -2722,6 +2723,21 @@ _([1, 2, 3]).value();
 <!-- /div -->


+<!-- div -->
+
+
+<!-- div -->
+
+### `_.templateSettings.variable`
+<a id="_templatesettingsvariable" href="#_templatesettingsvariable">#</a> [&#x24C8;](https://github.com/bestiejs/lodash/blob/master/lodash.js#L3059 "View in source") [&#x24C9;][1]
+
+*(String)*: Used to reference the data object in the template text.
+
+* * *
+
+<!-- /div -->
+
+
 <!-- /div -->


--- a/lodash.js
+++ b/lodash.js
@@ -391,11 +391,11 @@
    }
    // set additional template data values
    var args = data.args,
-        arrayBranch = data.arrayBranch,
        objectBranch = data.objectBranch,
        firstArg = /^[^,]+/.exec(args)[0],
+        loopExp = objectBranch.loopExp,
        iterate = data.iterate,
-        iteratedObject = /\S+$/.exec(objectBranch.loopExp || firstArg)[0];
+        iteratedObject = /\S+$/.exec(loopExp || firstArg)[0];

    data.firstArg = firstArg;
    data.hasDontEnumBug = hasDontEnumBug;
@@ -413,7 +413,7 @@
    if (firstArg == 'array' || iterate == 'arrays') {
      data.objectBranch = null;
    }
-    else if (!objectBranch.loopExp) {
+    else if (!loopExp) {
      objectBranch.loopExp = 'index in ' + iteratedObject;
    }
    // create the function factory
@@ -1273,7 +1273,7 @@

    if (!callback) {
      // fast path for arrays of numbers
-      if (array[0] === +array[0] && length < argsLimit) {
+      if (array[0] === +array[0] && length <= argsLimit) {
        // some JavaScript engines have a limit on the number of arguments functions
        // can accept before clipping the argument length or throwing an error
        // https://bugs.webkit.org/show_bug.cgi?id=80797
@@ -1323,7 +1323,7 @@
        result = computed;

    if (!callback) {
-      if (array[0] === +array[0] && length < argsLimit) {
+      if (array[0] === +array[0] && length <= argsLimit) {
        try {
          return Math.min.apply(Math, array);
        } catch(e) { }
@@ -2850,9 +2850,6 @@
    if (interpolateDelimiter == null) {
      interpolateDelimiter = defaults.interpolate;
    }
-    if (variable == null) {
-      variable = defaults.variable;
-    }

    // tokenize delimiters to avoid escaping them
    if (escapeDelimiter) {
@@ -2874,10 +2871,11 @@

    // if `options.variable` is not specified, add `data` to the top of the scope chain
    if (!variable) {
-      text = 'with (object || {}) {\n' + text + '\n}\n';
+      variable = defaults.variable;
+      text = 'with (' + variable + ' || {}) {\n' + text + '\n}\n';
    }

-    text = 'function(' + (variable || 'object') + ') {\n' +
+    text = 'function(' + variable + ') {\n' +
      'var __p, __t;\n' +
      'function print() { __p += __j.call(arguments, "") }\n' +
      text +
@@ -3049,7 +3047,16 @@
       * @memberOf _.templateSettings
       * @type RegExp
       */
-      'interpolate': reInterpolateDelimiter
+      'interpolate': reInterpolateDelimiter,
+
+      /**
+       * Used to reference the data object in the template text.
+       *
+       * @static
+       * @memberOf _.templateSettings
+       * @type String
+       */
+      'variable': 'object'
    },

    // assign static methods
--- a/lodash.min.js
+++ b/lodash.min.js
@@ -2,26 +2,25 @@
 Lo-Dash 0.1.0 lodash.com/license
 Underscore.js 1.3.3 github.com/documentcloud/underscore/blob/master/LICENSE
 */
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