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[BUGFIX] Contextual component variable transformation #230

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[BUGFIX] Contextual component variable transformation #230

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4d03b5d
[BUGFIX] Contextual component variable transformation
rajasegar Jan 12, 2020
53b4b27
[CHORE] Updating snapshot for the new test
rajasegar Jan 12, 2020
1e1b610
[CHORE] Removing debug:test script from package.json
rajasegar Jan 12, 2020
944e85a
[CHORE] Add test for nested block params
rajasegar Jan 12, 2020
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3 changes: 3 additions & 0 deletions transforms/angle-brackets/telemetry/mock-invokables.js
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Original file line number Diff line number Diff line change
Expand Up @@ -101,4 +101,7 @@ module.exports = {
'app/helpers/nested/helper': {
type: 'Helper',
},
'app/components/power-select': {
type: 'Component',
},
};
11 changes: 10 additions & 1 deletion transforms/angle-brackets/transform.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ const HTML_ATTRIBUTES = ['class', 'placeholder', 'required'];
const BUILT_IN_COMPONENTS = ['link-to', 'input', 'textarea'];

let inAttr = false;
let havingBlockParams = false;
let currentBlockParams = [];

function isAttribute(key) {
return HTML_ATTRIBUTES.includes(key) || isDataAttribute(key);
Expand Down Expand Up @@ -435,16 +437,23 @@ function transformToAngleBracket(fileInfo, config, invokableData) {
node.loc.source !== '(synthetic)' &&
!shouldIgnoreMustacheStatement(tagName, config, invokableData);
const isNestedComponent = isNestedComponentTagName(tagName);
const isNotBlockParamValue =
!havingBlockParams && !currentBlockParams.includes(node.path.original);

if (
isValidMustache &&
(node.hash.pairs.length > 0 || node.params.length > 0 || isNestedComponent)
(node.hash.pairs.length > 0 || node.params.length > 0 || isNestedComponent) &&
isNotBlockParamValue
) {
return transformNode(node, fileInfo, config);
}
},
BlockStatement(node) {
let tagName = `${node.path.original}`;
havingBlockParams = node.program.blockParams.length > 0;
if (havingBlockParams) {
currentBlockParams = node.program.blockParams;
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@Turbo87 Turbo87 Jan 12, 2020

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this doesn't work for nested block params

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@rajasegar rajasegar Jan 12, 2020

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@Turbo87 Can you give me an example?

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@Turbo87 Turbo87 Jan 12, 2020

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I think the corresponding template-lint rule has something like this implemented, or you can have a look at the implicit-this codemod

}
if (
!shouldIgnoreMustacheStatement(node.path.original, config, invokableData) ||
isWallStreet(tagName)
Expand Down
58 changes: 58 additions & 0 deletions transforms/angle-brackets/transform.test.js
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Expand Up @@ -1164,3 +1164,61 @@ test('No telemetry', () => {
"
`);
});

test('contextual-component-variable', () => {
let input = `
{{#power-select search=(perform searchThings)
selected=selectedResult
placeholder="Enter the thing..."
loadingMessage="Searching..."
onchange=(perform selectThing) as |fooResult|}}
<span class="select-description">{{fooResult.attributes.thing-desc}}</span>
{{/power-select}}
`;

expect(runTest('contextual-component-variable.hbs', input)).toMatchInlineSnapshot(`
"
<PowerSelect @search={{perform searchThings}} @selected={{selectedResult}} @placeholder=\\"Enter the thing...\\" @loadingMessage=\\"Searching...\\" @onchange={{perform selectThing}} as |fooResult|>
<span class=\\"select-description\\">{{fooResult.attributes.thing-desc}}</span>
</PowerSelect>
"
`);
});

test('nested-block-params', () => {
let input = `
{{#my-component as |foo myAction hash components|}}
{{foo}} {{myAction}}
{{hash.property}} {{hash.foo}}

{{components.foo}}

{{#components.my-component}}

{{/components.my-component}}

{{#components.block as |block|}}
{{block}}
{{/components.block}}
{{/my-component}}
`;

expect(runTest('nested-block-params', input)).toMatchInlineSnapshot(`
"
<MyComponent as |foo myAction hash components|>
{{foo}} {{myAction}}
{{hash.property}} {{hash.foo}}

{{components.foo}}

<components.my-component>

</components.my-component>

<components.block as |block|>
{{block}}
</components.block>
</MyComponent>
"
`);
});