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[BUGFIX beta] Fix
{{input on="foo" action="bar"}}.
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143 changes: 143 additions & 0 deletions
143
packages/ember-template-compiler/lib/plugins/transform-input-on-to-onEvent.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,143 @@ | ||
| /** | ||
| @module ember | ||
| @submodule ember-htmlbars | ||
| */ | ||
|
|
||
| /** | ||
| An HTMLBars AST transformation that replaces all instances of | ||
| ```handlebars | ||
| {{input on="enter" action="doStuff"}} | ||
| {{input on="key-press" action="doStuff"}} | ||
| ``` | ||
| with | ||
| ```handlebars | ||
| {{input enter="doStuff"}} | ||
| {{input key-press="doStuff"}} | ||
| ``` | ||
| @private | ||
| @class TransformInputOnToOnEvent | ||
| */ | ||
| function TransformInputOnToOnEvent(options) { | ||
| // set later within HTMLBars to the syntax package | ||
| this.syntax = null; | ||
| this.options = options || {}; | ||
| } | ||
|
|
||
| /** | ||
| @private | ||
| @method transform | ||
| @param {AST} The AST to be transformed. | ||
| */ | ||
| TransformInputOnToOnEvent.prototype.transform = function TransformInputOnToOnEvent_transform(ast) { | ||
| const pluginContext = this; | ||
| const b = pluginContext.syntax.builders; | ||
| const walker = new pluginContext.syntax.Walker(); | ||
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|
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| walker.visit(ast, function(node) { | ||
| if (pluginContext.validate(node)) { | ||
| let action = hashPairForKey(node.hash, 'action'); | ||
| let on = hashPairForKey(node.hash, 'on'); | ||
| let onEvent = hashPairForKey(node.hash, 'onEvent'); | ||
| let normalizedOn = on || onEvent; | ||
| let moduleInfo = pluginContext.calculateModuleInfo(node.loc); | ||
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| if (normalizedOn && normalizedOn.value.type !== 'StringLiteral') { | ||
| Ember.deprecate( | ||
| `Using a dynamic value for '#{normalizedOn.key}=' with the '{{input}}' helper ${moduleInfo} is deprecated.` | ||
| ); | ||
|
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| normalizedOn.key = 'onEvent'; | ||
| return; // exit early, as we cannot transform further | ||
| } | ||
|
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| removeFromHash(node.hash, normalizedOn); | ||
| removeFromHash(node.hash, action); | ||
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| if (!action) { | ||
| Ember.deprecate( | ||
| `Using '{{input ${normalizedOn.key}="${normalizedOn.value.value}" ...}}' without specifying an action ${moduleInfo} will do nothing.` | ||
| ); | ||
|
|
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| return; // exit early, if no action was available there is nothing to do | ||
| } | ||
|
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|
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| let specifiedOn = normalizedOn ? `${normalizedOn.key}="${normalizedOn.value.value}" ` : ''; | ||
| if (normalizedOn && normalizedOn.value.value === 'keyPress') { | ||
| // using `keyPress` in the root of the component will | ||
| // clobber the keyPress event handler | ||
| normalizedOn.value.value = 'key-press'; | ||
| } | ||
|
|
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| let expected = `${normalizedOn ? normalizedOn.value.value : 'enter'}="${action.value.original}"`; | ||
|
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| Ember.deprecate( | ||
| `Using '{{input ${specifiedOn}action="${action.value.original}"}} ${moduleInfo} is deprecated. Please use '{{input ${expected}}}' instead.` | ||
| ); | ||
| if (!normalizedOn) { | ||
| normalizedOn = b.pair('onEvent', b.string('enter')); | ||
| } | ||
|
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||
| node.hash.pairs.push(b.pair( | ||
| normalizedOn.value.value, | ||
| action.value | ||
| )); | ||
| } | ||
| }); | ||
|
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| return ast; | ||
| }; | ||
|
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| TransformInputOnToOnEvent.prototype.validate = function TransformWithAsToHash_validate(node) { | ||
| return node.type === 'MustacheStatement' && | ||
| node.path.original === 'input' && | ||
| ( | ||
| hashPairForKey(node.hash, 'action') || | ||
| hashPairForKey(node.hash, 'on') || | ||
| hashPairForKey(node.hash, 'onEvent') | ||
| ); | ||
| }; | ||
|
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||
| TransformInputOnToOnEvent.prototype.calculateModuleInfo = function TransformInputOnToOnEvent_calculateModuleInfo(loc) { | ||
| let { column, line } = loc.start || {}; | ||
| let moduleInfo = ''; | ||
| if (this.options.moduleName) { | ||
| moduleInfo += `'${this.options.moduleName}' `; | ||
| } | ||
|
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| if (line !== undefined && column !== undefined) { | ||
| moduleInfo += `@L${line}:C${column}`; | ||
| } | ||
|
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| return moduleInfo; | ||
| }; | ||
|
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| function hashPairForKey(hash, key) { | ||
| for (let i = 0, l = hash.pairs.length; i < l; i++) { | ||
| let pair = hash.pairs[i]; | ||
| if (pair.key === key) { | ||
| return pair; | ||
| } | ||
| } | ||
|
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| return false; | ||
| } | ||
|
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| function removeFromHash(hash, pairToRemove) { | ||
| var newPairs = []; | ||
| for (let i = 0, l = hash.pairs.length; i < l; i++) { | ||
| let pair = hash.pairs[i]; | ||
|
|
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| if (pair !== pairToRemove) { | ||
| newPairs.push(pair); | ||
| } | ||
| } | ||
|
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| hash.pairs = newPairs; | ||
| } | ||
|
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| export default TransformInputOnToOnEvent; |
43 changes: 43 additions & 0 deletions
43
packages/ember-template-compiler/tests/plugins/transform-input-on-test.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| import { compile } from "ember-template-compiler"; | ||
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| QUnit.module('ember-template-compiler: transform-input-on'); | ||
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| QUnit.test("Using `action` without `on` provides a deprecation", function() { | ||
| expect(1); | ||
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| expectDeprecation(function() { | ||
| compile('{{input action="foo"}}', { | ||
| moduleName: 'foo/bar/baz' | ||
| }); | ||
| }, `Using '{{input action="foo"}} 'foo/bar/baz' @L1:C0 is deprecated. Please use '{{input enter="foo"}}' instead.`); | ||
| }); | ||
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| QUnit.test("Using `action` with `on` provides a deprecation", function() { | ||
| expect(1); | ||
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| expectDeprecation(function() { | ||
| compile('{{input on="focus-in" action="foo"}}', { | ||
| moduleName: 'foo/bar/baz' | ||
| }); | ||
| }, `Using '{{input on="focus-in" action="foo"}} 'foo/bar/baz' @L1:C0 is deprecated. Please use '{{input focus-in="foo"}}' instead.`); | ||
| }); | ||
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| QUnit.test("Using `on='keyPress'` does not clobber `keyPress`", function() { | ||
| expect(1); | ||
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| expectDeprecation(function() { | ||
| compile('{{input on="keyPress" action="foo"}}', { | ||
| moduleName: 'foo/bar/baz' | ||
| }); | ||
| }, `Using '{{input on="keyPress" action="foo"}} 'foo/bar/baz' @L1:C0 is deprecated. Please use '{{input key-press="foo"}}' instead.`); | ||
| }); | ||
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| QUnit.test("Using `on='foo'` without `action='asdf'` raises specific deprecation", function() { | ||
| expect(1); | ||
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| expectDeprecation(function() { | ||
| compile('{{input on="asdf"}}', { | ||
| moduleName: 'foo/bar/baz' | ||
| }); | ||
| }, `Using '{{input on="asdf" ...}}' without specifying an action 'foo/bar/baz' @L1:C0 will do nothing.`); | ||
| }); |